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Diffstat (limited to 'html/baremetal/504test-screen.mu.html')
-rw-r--r--html/baremetal/504test-screen.mu.html277
1 files changed, 214 insertions, 63 deletions
diff --git a/html/baremetal/504test-screen.mu.html b/html/baremetal/504test-screen.mu.html
index edea0c33..aa3894a4 100644
--- a/html/baremetal/504test-screen.mu.html
+++ b/html/baremetal/504test-screen.mu.html
@@ -64,12 +64,12 @@ if ('onhashchange' in window) {
 <span id="L5" class="LineNr">  5 </span><span class="muComment"># Tab characters (that translate into multiple screen cells) not supported.</span>
 <span id="L6" class="LineNr">  6 </span>
 <span id="L7" class="LineNr">  7 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='504test-screen.mu.html#L7'>check-screen-row</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), y: int, expected: (addr array byte), msg: (addr array byte) <span class="Delimiter">{</span>
-<span id="L8" class="LineNr">  8 </span>  <a href='504test-screen.mu.html#L11'>check-screen-row-from</a> <a href='500text-screen.mu.html#L9'>screen</a>, y, <span class="Constant">0</span>, expected, msg
+<span id="L8" class="LineNr">  8 </span>  <a href='504test-screen.mu.html#L11'>check-screen-row-from</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/x, y, expected, msg
 <span id="L9" class="LineNr">  9 </span><span class="Delimiter">}</span>
 <span id="L10" class="LineNr"> 10 </span>
 <span id="L11" class="LineNr"> 11 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='504test-screen.mu.html#L11'>check-screen-row-from</a></span> screen-on-stack: (addr <a href='500text-screen.mu.html#L9'>screen</a>), x: int, y: int, expected: (addr array byte), msg: (addr array byte) <span class="Delimiter">{</span>
 <span id="L12" class="LineNr"> 12 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> copy screen-on-stack
-<span id="L13" class="LineNr"> 13 </span>  <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L90'>screen-cell-index</a> <a href='500text-screen.mu.html#L9'>screen</a>, y, x
+<span id="L13" class="LineNr"> 13 </span>  <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L100'>screen-cell-index</a> <a href='500text-screen.mu.html#L9'>screen</a>, x, y
 <span id="L14" class="LineNr"> 14 </span>  <span class="muComment"># compare 'expected' with the screen contents starting at 'idx', grapheme by grapheme</span>
 <span id="L15" class="LineNr"> 15 </span>  <span class="PreProc">var</span> e: (stream byte <span class="Constant">0x100</span>)
 <span id="L16" class="LineNr"> 16 </span>  <span class="PreProc">var</span> e-addr/<span class="Constant">edx</span>: (addr stream byte) <span class="SpecialChar">&lt;-</span> address e
@@ -78,7 +78,7 @@ if ('onhashchange' in window) {
 <span id="L19" class="LineNr"> 19 </span>    <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='309stream.subx.html#L6'>stream-empty?</a> e-addr
 <span id="L20" class="LineNr"> 20 </span>    compare done?, <span class="Constant">0</span>
 <span id="L21" class="LineNr"> 21 </span>    <span class="PreProc">break-if-!=</span>
-<span id="L22" class="LineNr"> 22 </span>    <span class="PreProc">var</span> _g/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L234'>screen-grapheme-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
+<span id="L22" class="LineNr"> 22 </span>    <span class="PreProc">var</span> _g/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L251'>screen-grapheme-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
 <span id="L23" class="LineNr"> 23 </span>    <span class="PreProc">var</span> g/<span class="Constant">ebx</span>: grapheme <span class="SpecialChar">&lt;-</span> copy _g
 <span id="L24" class="LineNr"> 24 </span>    <span class="PreProc">var</span> expected-grapheme/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> e-addr
 <span id="L25" class="LineNr"> 25 </span>    <span class="muComment"># compare graphemes</span>
@@ -94,23 +94,23 @@ if ('onhashchange' in window) {
 <span id="L35" class="LineNr"> 35 </span>      compare g, expected-grapheme
 <span id="L36" class="LineNr"> 36 </span>      <span class="Delimiter">{</span>
 <span id="L37" class="LineNr"> 37 </span>        <span class="PreProc">break-if-!=</span>
-<span id="L38" class="LineNr"> 38 </span>        <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>  <span class="muComment"># 3=cyan</span>
+<span id="L38" class="LineNr"> 38 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
 <span id="L39" class="LineNr"> 39 </span>        <span class="PreProc">break</span> $check-screen-row-from:compare-graphemes
 <span id="L40" class="LineNr"> 40 </span>      <span class="Delimiter">}</span>
 <span id="L41" class="LineNr"> 41 </span>      <span class="muComment"># otherwise print an error</span>
 <span id="L42" class="LineNr"> 42 </span>      <a href='104test.subx.html#L5'>count-test-failure</a>
-<span id="L43" class="LineNr"> 43 </span>      <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, msg, <span class="Constant">3</span>  <span class="muComment"># 3=cyan</span>
-<span id="L44" class="LineNr"> 44 </span>      <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>
-<span id="L45" class="LineNr"> 45 </span>      <a href='501draw-text.mu.html#L63'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>, expected-grapheme, <span class="Constant">3</span>
-<span id="L46" class="LineNr"> 46 </span>      <a href='501draw-text.mu.html#L169'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>, <span class="Constant">0</span>, <span class="Constant">0x80</span>  <span class="muComment"># screen-width</span>
-<span id="L47" class="LineNr"> 47 </span>      <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>
-<span id="L48" class="LineNr"> 48 </span>      <a href='501draw-text.mu.html#L285'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, x, <span class="Constant">3</span>
-<span id="L49" class="LineNr"> 49 </span>      <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>
-<span id="L50" class="LineNr"> 50 </span>      <a href='501draw-text.mu.html#L285'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, y, <span class="Constant">3</span>
-<span id="L51" class="LineNr"> 51 </span>      <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;) but observed '&quot;</span>, <span class="Constant">3</span>
-<span id="L52" class="LineNr"> 52 </span>      <a href='501draw-text.mu.html#L63'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>, g, <span class="Constant">3</span>
-<span id="L53" class="LineNr"> 53 </span>      <a href='501draw-text.mu.html#L169'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>, <span class="Constant">0</span>, <span class="Constant">0x80</span>  <span class="muComment"># screen-width</span>
-<span id="L54" class="LineNr"> 54 </span>      <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;'&quot;</span>, <span class="Constant">3</span>
+<span id="L43" class="LineNr"> 43 </span>      <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L44" class="LineNr"> 44 </span>      <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L45" class="LineNr"> 45 </span>      <a href='501draw-text.mu.html#L65'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, expected-grapheme, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
+<span id="L46" class="LineNr"> 46 </span>      <a href='501draw-text.mu.html#L185'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
+<span id="L47" class="LineNr"> 47 </span>      <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L48" class="LineNr"> 48 </span>      <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L49" class="LineNr"> 49 </span>      <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L50" class="LineNr"> 50 </span>      <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L51" class="LineNr"> 51 </span>      <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) but observed '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L52" class="LineNr"> 52 </span>      <a href='501draw-text.mu.html#L65'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, g, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
+<span id="L53" class="LineNr"> 53 </span>      <a href='501draw-text.mu.html#L185'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
+<span id="L54" class="LineNr"> 54 </span>      <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;'&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
 <span id="L55" class="LineNr"> 55 </span>    <span class="Delimiter">}</span>
 <span id="L56" class="LineNr"> 56 </span>    idx <span class="SpecialChar">&lt;-</span> increment
 <span id="L57" class="LineNr"> 57 </span>    increment x
@@ -121,12 +121,12 @@ if ('onhashchange' in window) {
 <span id="L62" class="LineNr"> 62 </span><span class="muComment"># various variants by screen-cell attribute; spaces in the 'expected' data should not match the attribute</span>
 <span id="L63" class="LineNr"> 63 </span>
 <span id="L64" class="LineNr"> 64 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='504test-screen.mu.html#L64'>check-screen-row-in-color</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), fg: int, y: int, expected: (addr array byte), msg: (addr array byte) <span class="Delimiter">{</span>
-<span id="L65" class="LineNr"> 65 </span>  <a href='504test-screen.mu.html#L68'>check-screen-row-in-color-from</a> <a href='500text-screen.mu.html#L9'>screen</a>, fg, y, <span class="Constant">0</span>, expected, msg
+<span id="L65" class="LineNr"> 65 </span>  <a href='504test-screen.mu.html#L68'>check-screen-row-in-color-from</a> <a href='500text-screen.mu.html#L9'>screen</a>, fg, y, <span class="Constant">0</span>/x, expected, msg
 <span id="L66" class="LineNr"> 66 </span><span class="Delimiter">}</span>
 <span id="L67" class="LineNr"> 67 </span>
 <span id="L68" class="LineNr"> 68 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='504test-screen.mu.html#L68'>check-screen-row-in-color-from</a></span> screen-on-stack: (addr <a href='500text-screen.mu.html#L9'>screen</a>), fg: int, y: int, x: int, expected: (addr array byte), msg: (addr array byte) <span class="Delimiter">{</span>
 <span id="L69" class="LineNr"> 69 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> copy screen-on-stack
-<span id="L70" class="LineNr"> 70 </span>  <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L90'>screen-cell-index</a> <a href='500text-screen.mu.html#L9'>screen</a>, y, x
+<span id="L70" class="LineNr"> 70 </span>  <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L100'>screen-cell-index</a> <a href='500text-screen.mu.html#L9'>screen</a>, x, y
 <span id="L71" class="LineNr"> 71 </span>  <span class="muComment"># compare 'expected' with the screen contents starting at 'idx', grapheme by grapheme</span>
 <span id="L72" class="LineNr"> 72 </span>  <span class="PreProc">var</span> e: (stream byte <span class="Constant">0x100</span>)
 <span id="L73" class="LineNr"> 73 </span>  <span class="PreProc">var</span> e-addr/<span class="Constant">edx</span>: (addr stream byte) <span class="SpecialChar">&lt;-</span> address e
@@ -135,7 +135,7 @@ if ('onhashchange' in window) {
 <span id="L76" class="LineNr"> 76 </span>    <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='309stream.subx.html#L6'>stream-empty?</a> e-addr
 <span id="L77" class="LineNr"> 77 </span>    compare done?, <span class="Constant">0</span>
 <span id="L78" class="LineNr"> 78 </span>    <span class="PreProc">break-if-!=</span>
-<span id="L79" class="LineNr"> 79 </span>    <span class="PreProc">var</span> _g/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L234'>screen-grapheme-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
+<span id="L79" class="LineNr"> 79 </span>    <span class="PreProc">var</span> _g/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L251'>screen-grapheme-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
 <span id="L80" class="LineNr"> 80 </span>    <span class="PreProc">var</span> g/<span class="Constant">ebx</span>: grapheme <span class="SpecialChar">&lt;-</span> copy _g
 <span id="L81" class="LineNr"> 81 </span>    <span class="PreProc">var</span> _expected-grapheme/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> e-addr
 <span id="L82" class="LineNr"> 82 </span>    <span class="PreProc">var</span> expected-grapheme/<span class="Constant">edi</span>: grapheme <span class="SpecialChar">&lt;-</span> copy _expected-grapheme
@@ -151,7 +151,7 @@ if ('onhashchange' in window) {
 <span id="L92" class="LineNr"> 92 </span>      <span class="Delimiter">{</span>
 <span id="L93" class="LineNr"> 93 </span>        compare expected-grapheme, <span class="Constant">0x20</span>
 <span id="L94" class="LineNr"> 94 </span>        <span class="PreProc">break-if-!=</span>
-<span id="L95" class="LineNr"> 95 </span>        <span class="PreProc">var</span> color/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L252'>screen-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
+<span id="L95" class="LineNr"> 95 </span>        <span class="PreProc">var</span> color/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L269'>screen-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
 <span id="L96" class="LineNr"> 96 </span>        compare color, fg
 <span id="L97" class="LineNr"> 97 </span>        <span class="PreProc">break-if-!=</span> $check-screen-row-in-color-from:compare-cells
 <span id="L98" class="LineNr"> 98 </span>      <span class="Delimiter">}</span>
@@ -161,46 +161,46 @@ if ('onhashchange' in window) {
 <span id="L102" class="LineNr">102 </span>        compare g, expected-grapheme
 <span id="L103" class="LineNr">103 </span>        <span class="Delimiter">{</span>
 <span id="L104" class="LineNr">104 </span>          <span class="PreProc">break-if-!=</span>
-<span id="L105" class="LineNr">105 </span>          <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>  <span class="muComment"># 3=cyan</span>
+<span id="L105" class="LineNr">105 </span>          <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
 <span id="L106" class="LineNr">106 </span>          <span class="PreProc">break</span> $check-screen-row-in-color-from:compare-graphemes
 <span id="L107" class="LineNr">107 </span>        <span class="Delimiter">}</span>
 <span id="L108" class="LineNr">108 </span>        <span class="muComment"># otherwise print an error</span>
 <span id="L109" class="LineNr">109 </span>        <a href='104test.subx.html#L5'>count-test-failure</a>
-<span id="L110" class="LineNr">110 </span>        <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, msg, <span class="Constant">3</span>  <span class="muComment"># 3=cyan</span>
-<span id="L111" class="LineNr">111 </span>        <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>
-<span id="L112" class="LineNr">112 </span>        <a href='501draw-text.mu.html#L63'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>, expected-grapheme, <span class="Constant">3</span>
-<span id="L113" class="LineNr">113 </span>        <a href='501draw-text.mu.html#L169'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>, <span class="Constant">0</span>, <span class="Constant">0x80</span>  <span class="muComment"># screen-width</span>
-<span id="L114" class="LineNr">114 </span>        <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>
-<span id="L115" class="LineNr">115 </span>        <a href='501draw-text.mu.html#L285'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, x, <span class="Constant">3</span>
-<span id="L116" class="LineNr">116 </span>        <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>
-<span id="L117" class="LineNr">117 </span>        <a href='501draw-text.mu.html#L285'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, y, <span class="Constant">3</span>
-<span id="L118" class="LineNr">118 </span>        <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;) but observed '&quot;</span>, <span class="Constant">3</span>
-<span id="L119" class="LineNr">119 </span>        <a href='501draw-text.mu.html#L63'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>, g, <span class="Constant">3</span>
-<span id="L120" class="LineNr">120 </span>        <a href='501draw-text.mu.html#L169'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>, <span class="Constant">0</span>, <span class="Constant">0x80</span>  <span class="muComment"># screen-width</span>
-<span id="L121" class="LineNr">121 </span>        <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;'&quot;</span>, <span class="Constant">3</span>
+<span id="L110" class="LineNr">110 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L111" class="LineNr">111 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L112" class="LineNr">112 </span>        <a href='501draw-text.mu.html#L65'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, expected-grapheme, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
+<span id="L113" class="LineNr">113 </span>        <a href='501draw-text.mu.html#L185'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
+<span id="L114" class="LineNr">114 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L115" class="LineNr">115 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L116" class="LineNr">116 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L117" class="LineNr">117 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L118" class="LineNr">118 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) but observed '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L119" class="LineNr">119 </span>        <a href='501draw-text.mu.html#L65'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, g, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
+<span id="L120" class="LineNr">120 </span>        <a href='501draw-text.mu.html#L185'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
+<span id="L121" class="LineNr">121 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;'&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
 <span id="L122" class="LineNr">122 </span>      <span class="Delimiter">}</span>
 <span id="L123" class="LineNr">123 </span>      $check-screen-row-in-color-from:compare-colors: <span class="Delimiter">{</span>
-<span id="L124" class="LineNr">124 </span>        <span class="PreProc">var</span> color/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L252'>screen-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
+<span id="L124" class="LineNr">124 </span>        <span class="PreProc">var</span> color/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L269'>screen-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
 <span id="L125" class="LineNr">125 </span>        compare fg, color
 <span id="L126" class="LineNr">126 </span>        <span class="Delimiter">{</span>
 <span id="L127" class="LineNr">127 </span>          <span class="PreProc">break-if-!=</span>
-<span id="L128" class="LineNr">128 </span>          <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>  <span class="muComment"># 3=cyan</span>
+<span id="L128" class="LineNr">128 </span>          <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
 <span id="L129" class="LineNr">129 </span>          <span class="PreProc">break</span> $check-screen-row-in-color-from:compare-colors
 <span id="L130" class="LineNr">130 </span>        <span class="Delimiter">}</span>
 <span id="L131" class="LineNr">131 </span>        <span class="muComment"># otherwise print an error</span>
 <span id="L132" class="LineNr">132 </span>        <a href='104test.subx.html#L5'>count-test-failure</a>
-<span id="L133" class="LineNr">133 </span>        <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, msg, <span class="Constant">3</span>  <span class="muComment"># 3=cyan</span>
-<span id="L134" class="LineNr">134 </span>        <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>
-<span id="L135" class="LineNr">135 </span>        <a href='501draw-text.mu.html#L63'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>, expected-grapheme, <span class="Constant">3</span>
-<span id="L136" class="LineNr">136 </span>        <a href='501draw-text.mu.html#L169'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>, <span class="Constant">0</span>, <span class="Constant">0x80</span>  <span class="muComment"># screen-width</span>
-<span id="L137" class="LineNr">137 </span>        <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>
-<span id="L138" class="LineNr">138 </span>        <a href='501draw-text.mu.html#L285'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, x, <span class="Constant">3</span>
-<span id="L139" class="LineNr">139 </span>        <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>
-<span id="L140" class="LineNr">140 </span>        <a href='501draw-text.mu.html#L285'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, y, <span class="Constant">3</span>
-<span id="L141" class="LineNr">141 </span>        <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot;) in color &quot;</span>, <span class="Constant">3</span>
-<span id="L142" class="LineNr">142 </span>        <a href='501draw-text.mu.html#L285'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, fg, <span class="Constant">3</span>
-<span id="L143" class="LineNr">143 </span>        <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, <span class="Constant">&quot; but observed color &quot;</span>, <span class="Constant">3</span>
-<span id="L144" class="LineNr">144 </span>        <a href='501draw-text.mu.html#L285'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>, color, <span class="Constant">3</span>
+<span id="L133" class="LineNr">133 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L134" class="LineNr">134 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L135" class="LineNr">135 </span>        <a href='501draw-text.mu.html#L65'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, expected-grapheme, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
+<span id="L136" class="LineNr">136 </span>        <a href='501draw-text.mu.html#L185'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
+<span id="L137" class="LineNr">137 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L138" class="LineNr">138 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L139" class="LineNr">139 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L140" class="LineNr">140 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L141" class="LineNr">141 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) in color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L142" class="LineNr">142 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, fg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L143" class="LineNr">143 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot; but observed color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L144" class="LineNr">144 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, color, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
 <span id="L145" class="LineNr">145 </span>      <span class="Delimiter">}</span>
 <span id="L146" class="LineNr">146 </span>    <span class="Delimiter">}</span>
 <span id="L147" class="LineNr">147 </span>    idx <span class="SpecialChar">&lt;-</span> increment
@@ -209,22 +209,173 @@ if ('onhashchange' in window) {
 <span id="L150" class="LineNr">150 </span>  <span class="Delimiter">}</span>
 <span id="L151" class="LineNr">151 </span><span class="Delimiter">}</span>
 <span id="L152" class="LineNr">152 </span>
-<span id="L153" class="LineNr">153 </span><span class="PreProc">fn</span> <span class="muTest"><a href='504test-screen.mu.html#L153'>test-draw-single-grapheme</a></span> <span class="Delimiter">{</span>
-<span id="L154" class="LineNr">154 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
-<span id="L155" class="LineNr">155 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
-<span id="L156" class="LineNr">156 </span>  <a href='500text-screen.mu.html#L22'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
-<span id="L157" class="LineNr">157 </span>  <span class="PreProc">var</span> c/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0x61</span>  <span class="muComment"># 'a'</span>
-<span id="L158" class="LineNr">158 </span>  <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <a href='500text-screen.mu.html#L9'>screen</a>, c, <span class="Constant">0</span>, <span class="Constant">0</span>, <span class="Constant">1</span>  <span class="muComment"># color=1</span>
-<span id="L159" class="LineNr">159 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>, <span class="Constant">&quot;a&quot;</span>, <span class="Constant">&quot;F - test-draw-single-grapheme&quot;</span>  <span class="muComment"># top-left corner of the screen</span>
-<span id="L160" class="LineNr">160 </span><span class="Delimiter">}</span>
-<span id="L161" class="LineNr">161 </span>
-<span id="L162" class="LineNr">162 </span><span class="PreProc">fn</span> <span class="muTest"><a href='504test-screen.mu.html#L162'>test-draw-multiple-graphemes</a></span> <span class="Delimiter">{</span>
-<span id="L163" class="LineNr">163 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
-<span id="L164" class="LineNr">164 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
-<span id="L165" class="LineNr">165 </span>  <a href='500text-screen.mu.html#L22'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x10</span>, <span class="Constant">4</span>
-<span id="L166" class="LineNr">166 </span>  <a href='501draw-text.mu.html#L206'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;Hello, 世界&quot;</span>, <span class="Constant">1</span>  <span class="muComment"># color=1</span>
-<span id="L167" class="LineNr">167 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>, <span class="Constant">&quot;Hello, 世界&quot;</span>, <span class="Constant">&quot;F - test-draw-multiple-graphemes&quot;</span>
-<span id="L168" class="LineNr">168 </span><span class="Delimiter">}</span>
+<span id="L153" class="LineNr">153 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='504test-screen.mu.html#L153'>check-screen-row-in-background-color</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), bg: int, y: int, expected: (addr array byte), msg: (addr array byte) <span class="Delimiter">{</span>
+<span id="L154" class="LineNr">154 </span>  <a href='504test-screen.mu.html#L157'>check-screen-row-in-background-color-from</a> <a href='500text-screen.mu.html#L9'>screen</a>, bg, y, <span class="Constant">0</span>/x, expected, msg
+<span id="L155" class="LineNr">155 </span><span class="Delimiter">}</span>
+<span id="L156" class="LineNr">156 </span>
+<span id="L157" class="LineNr">157 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='504test-screen.mu.html#L157'>check-screen-row-in-background-color-from</a></span> screen-on-stack: (addr <a href='500text-screen.mu.html#L9'>screen</a>), bg: int, y: int, x: int, expected: (addr array byte), msg: (addr array byte) <span class="Delimiter">{</span>
+<span id="L158" class="LineNr">158 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> copy screen-on-stack
+<span id="L159" class="LineNr">159 </span>  <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L100'>screen-cell-index</a> <a href='500text-screen.mu.html#L9'>screen</a>, x, y
+<span id="L160" class="LineNr">160 </span>  <span class="muComment"># compare 'expected' with the screen contents starting at 'idx', grapheme by grapheme</span>
+<span id="L161" class="LineNr">161 </span>  <span class="PreProc">var</span> e: (stream byte <span class="Constant">0x100</span>)
+<span id="L162" class="LineNr">162 </span>  <span class="PreProc">var</span> e-addr/<span class="Constant">edx</span>: (addr stream byte) <span class="SpecialChar">&lt;-</span> address e
+<span id="L163" class="LineNr">163 </span>  <a href='108write.subx.html#L11'>write</a> e-addr, expected
+<span id="L164" class="LineNr">164 </span>  <span class="Delimiter">{</span>
+<span id="L165" class="LineNr">165 </span>    <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='309stream.subx.html#L6'>stream-empty?</a> e-addr
+<span id="L166" class="LineNr">166 </span>    compare done?, <span class="Constant">0</span>
+<span id="L167" class="LineNr">167 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L168" class="LineNr">168 </span>    <span class="PreProc">var</span> _g/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L251'>screen-grapheme-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
+<span id="L169" class="LineNr">169 </span>    <span class="PreProc">var</span> g/<span class="Constant">ebx</span>: grapheme <span class="SpecialChar">&lt;-</span> copy _g
+<span id="L170" class="LineNr">170 </span>    <span class="PreProc">var</span> _expected-grapheme/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> e-addr
+<span id="L171" class="LineNr">171 </span>    <span class="PreProc">var</span> expected-grapheme/<span class="Constant">edi</span>: grapheme <span class="SpecialChar">&lt;-</span> copy _expected-grapheme
+<span id="L172" class="LineNr">172 </span>    $check-screen-row-in-background-color-from:compare-cells: <span class="Delimiter">{</span>
+<span id="L173" class="LineNr">173 </span>      <span class="muComment"># if expected-grapheme is space, null grapheme is also ok</span>
+<span id="L174" class="LineNr">174 </span>      <span class="Delimiter">{</span>
+<span id="L175" class="LineNr">175 </span>        compare expected-grapheme, <span class="Constant">0x20</span>
+<span id="L176" class="LineNr">176 </span>        <span class="PreProc">break-if-!=</span>
+<span id="L177" class="LineNr">177 </span>        compare g, <span class="Constant">0</span>
+<span id="L178" class="LineNr">178 </span>        <span class="PreProc">break-if-=</span> $check-screen-row-in-background-color-from:compare-cells
+<span id="L179" class="LineNr">179 </span>      <span class="Delimiter">}</span>
+<span id="L180" class="LineNr">180 </span>      <span class="muComment"># if expected-grapheme is space, a different background-color is ok</span>
+<span id="L181" class="LineNr">181 </span>      <span class="Delimiter">{</span>
+<span id="L182" class="LineNr">182 </span>        compare expected-grapheme, <span class="Constant">0x20</span>
+<span id="L183" class="LineNr">183 </span>        <span class="PreProc">break-if-!=</span>
+<span id="L184" class="LineNr">184 </span>        <span class="PreProc">var</span> background-color/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L288'>screen-background-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
+<span id="L185" class="LineNr">185 </span>        compare background-color, bg
+<span id="L186" class="LineNr">186 </span>        <span class="PreProc">break-if-!=</span> $check-screen-row-in-background-color-from:compare-cells
+<span id="L187" class="LineNr">187 </span>      <span class="Delimiter">}</span>
+<span id="L188" class="LineNr">188 </span>      <span class="muComment"># compare graphemes</span>
+<span id="L189" class="LineNr">189 </span>      $check-screen-row-in-background-color-from:compare-graphemes: <span class="Delimiter">{</span>
+<span id="L190" class="LineNr">190 </span>        <span class="muComment"># if (g == expected-grapheme) print &quot;.&quot;</span>
+<span id="L191" class="LineNr">191 </span>        compare g, expected-grapheme
+<span id="L192" class="LineNr">192 </span>        <span class="Delimiter">{</span>
+<span id="L193" class="LineNr">193 </span>          <span class="PreProc">break-if-!=</span>
+<span id="L194" class="LineNr">194 </span>          <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L195" class="LineNr">195 </span>          <span class="PreProc">break</span> $check-screen-row-in-background-color-from:compare-graphemes
+<span id="L196" class="LineNr">196 </span>        <span class="Delimiter">}</span>
+<span id="L197" class="LineNr">197 </span>        <span class="muComment"># otherwise print an error</span>
+<span id="L198" class="LineNr">198 </span>        <a href='104test.subx.html#L5'>count-test-failure</a>
+<span id="L199" class="LineNr">199 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L200" class="LineNr">200 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L201" class="LineNr">201 </span>        <a href='501draw-text.mu.html#L65'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, expected-grapheme, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
+<span id="L202" class="LineNr">202 </span>        <a href='501draw-text.mu.html#L185'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
+<span id="L203" class="LineNr">203 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L204" class="LineNr">204 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L205" class="LineNr">205 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L206" class="LineNr">206 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L207" class="LineNr">207 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) but observed '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L208" class="LineNr">208 </span>        <a href='501draw-text.mu.html#L65'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, g, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
+<span id="L209" class="LineNr">209 </span>        <a href='501draw-text.mu.html#L185'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
+<span id="L210" class="LineNr">210 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;'&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L211" class="LineNr">211 </span>      <span class="Delimiter">}</span>
+<span id="L212" class="LineNr">212 </span>      $check-screen-row-in-background-color-from:compare-background-colors: <span class="Delimiter">{</span>
+<span id="L213" class="LineNr">213 </span>        <span class="PreProc">var</span> background-color/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L288'>screen-background-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
+<span id="L214" class="LineNr">214 </span>        compare bg, background-color
+<span id="L215" class="LineNr">215 </span>        <span class="Delimiter">{</span>
+<span id="L216" class="LineNr">216 </span>          <span class="PreProc">break-if-!=</span>
+<span id="L217" class="LineNr">217 </span>          <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;.&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L218" class="LineNr">218 </span>          <span class="PreProc">break</span> $check-screen-row-in-background-color-from:compare-background-colors
+<span id="L219" class="LineNr">219 </span>        <span class="Delimiter">}</span>
+<span id="L220" class="LineNr">220 </span>        <span class="muComment"># otherwise print an error</span>
+<span id="L221" class="LineNr">221 </span>        <a href='104test.subx.html#L5'>count-test-failure</a>
+<span id="L222" class="LineNr">222 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L223" class="LineNr">223 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected '&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L224" class="LineNr">224 </span>        <a href='501draw-text.mu.html#L65'>draw-grapheme-at-cursor</a> <span class="Constant">0</span>/screen, expected-grapheme, <span class="Constant">3</span>/cyan, <span class="Constant">0</span>/bg
+<span id="L225" class="LineNr">225 </span>        <a href='501draw-text.mu.html#L185'>move-cursor-rightward-and-downward</a> <span class="Constant">0</span>/screen, <span class="Constant">0</span>/xmin, <span class="Constant">0x80</span>/xmax=screen-width
+<span id="L226" class="LineNr">226 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;' at (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L227" class="LineNr">227 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L228" class="LineNr">228 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L229" class="LineNr">229 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L230" class="LineNr">230 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) in background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L231" class="LineNr">231 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, bg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L232" class="LineNr">232 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot; but observed background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L233" class="LineNr">233 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, background-color, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L234" class="LineNr">234 </span>      <span class="Delimiter">}</span>
+<span id="L235" class="LineNr">235 </span>    <span class="Delimiter">}</span>
+<span id="L236" class="LineNr">236 </span>    idx <span class="SpecialChar">&lt;-</span> increment
+<span id="L237" class="LineNr">237 </span>    increment x
+<span id="L238" class="LineNr">238 </span>    <span class="PreProc">loop</span>
+<span id="L239" class="LineNr">239 </span>  <span class="Delimiter">}</span>
+<span id="L240" class="LineNr">240 </span><span class="Delimiter">}</span>
+<span id="L241" class="LineNr">241 </span>
+<span id="L242" class="LineNr">242 </span><span class="muComment"># helpers for checking just background color, not screen contents</span>
+<span id="L243" class="LineNr">243 </span><span class="muComment"># these can validate bg for spaces</span>
+<span id="L244" class="LineNr">244 </span>
+<span id="L245" class="LineNr">245 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a></span> <a href='500text-screen.mu.html#L9'>screen</a>: (addr <a href='500text-screen.mu.html#L9'>screen</a>), bg: int, y: int, expected-bitmap: (addr array byte), msg: (addr array byte) <span class="Delimiter">{</span>
+<span id="L246" class="LineNr">246 </span>  <a href='504test-screen.mu.html#L249'>check-background-color-in-screen-row-from</a> <a href='500text-screen.mu.html#L9'>screen</a>, bg, y, <span class="Constant">0</span>/x, expected-bitmap, msg
+<span id="L247" class="LineNr">247 </span><span class="Delimiter">}</span>
+<span id="L248" class="LineNr">248 </span>
+<span id="L249" class="LineNr">249 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='504test-screen.mu.html#L249'>check-background-color-in-screen-row-from</a></span> screen-on-stack: (addr <a href='500text-screen.mu.html#L9'>screen</a>), bg: int, y: int, x: int, expected-bitmap: (addr array byte), msg: (addr array byte) <span class="Delimiter">{</span>
+<span id="L250" class="LineNr">250 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> copy screen-on-stack
+<span id="L251" class="LineNr">251 </span>  <span class="PreProc">var</span> idx/<span class="Constant">ecx</span>: int <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L100'>screen-cell-index</a> <a href='500text-screen.mu.html#L9'>screen</a>, x, y
+<span id="L252" class="LineNr">252 </span>  <span class="muComment"># compare background color where 'expected-bitmap' is a non-space</span>
+<span id="L253" class="LineNr">253 </span>  <span class="PreProc">var</span> e: (stream byte <span class="Constant">0x100</span>)
+<span id="L254" class="LineNr">254 </span>  <span class="PreProc">var</span> e-addr/<span class="Constant">edx</span>: (addr stream byte) <span class="SpecialChar">&lt;-</span> address e
+<span id="L255" class="LineNr">255 </span>  <a href='108write.subx.html#L11'>write</a> e-addr, expected-bitmap
+<span id="L256" class="LineNr">256 </span>  <span class="Delimiter">{</span>
+<span id="L257" class="LineNr">257 </span>    <span class="PreProc">var</span> done?/<span class="Constant">eax</span>: boolean <span class="SpecialChar">&lt;-</span> <a href='309stream.subx.html#L6'>stream-empty?</a> e-addr
+<span id="L258" class="LineNr">258 </span>    compare done?, <span class="Constant">0</span>
+<span id="L259" class="LineNr">259 </span>    <span class="PreProc">break-if-!=</span>
+<span id="L260" class="LineNr">260 </span>    <span class="PreProc">var</span> _expected-bit/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> <a href='403unicode.mu.html#L92'>read-grapheme</a> e-addr
+<span id="L261" class="LineNr">261 </span>    <span class="PreProc">var</span> expected-bit/<span class="Constant">edi</span>: grapheme <span class="SpecialChar">&lt;-</span> copy _expected-bit
+<span id="L262" class="LineNr">262 </span>    $check-background-color-in-screen-row-from:compare-cells: <span class="Delimiter">{</span>
+<span id="L263" class="LineNr">263 </span>      <span class="PreProc">var</span> background-color/<span class="Constant">eax</span>: int <span class="SpecialChar">&lt;-</span> <a href='500text-screen.mu.html#L288'>screen-background-color-at-idx</a> <a href='500text-screen.mu.html#L9'>screen</a>, idx
+<span id="L264" class="LineNr">264 </span>      <span class="muComment"># if expected-bit is space, assert that background is NOT bg</span>
+<span id="L265" class="LineNr">265 </span>      compare expected-bit, <span class="Constant">0x20</span>
+<span id="L266" class="LineNr">266 </span>      <span class="Delimiter">{</span>
+<span id="L267" class="LineNr">267 </span>        <span class="PreProc">break-if-!=</span>
+<span id="L268" class="LineNr">268 </span>        compare background-color, bg
+<span id="L269" class="LineNr">269 </span>        <span class="PreProc">break-if-!=</span> $check-background-color-in-screen-row-from:compare-cells
+<span id="L270" class="LineNr">270 </span>        <a href='104test.subx.html#L5'>count-test-failure</a>
+<span id="L271" class="LineNr">271 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L272" class="LineNr">272 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L273" class="LineNr">273 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L274" class="LineNr">274 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L275" class="LineNr">275 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L276" class="LineNr">276 </span>        <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) to not be in background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L277" class="LineNr">277 </span>        <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, bg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L278" class="LineNr">278 </span>        <span class="PreProc">break</span> $check-background-color-in-screen-row-from:compare-cells
+<span id="L279" class="LineNr">279 </span>      <span class="Delimiter">}</span>
+<span id="L280" class="LineNr">280 </span>      <span class="muComment"># otherwise assert that background IS bg</span>
+<span id="L281" class="LineNr">281 </span>      compare background-color, bg
+<span id="L282" class="LineNr">282 </span>      <span class="PreProc">break-if-=</span> $check-background-color-in-screen-row-from:compare-cells
+<span id="L283" class="LineNr">283 </span>      <a href='104test.subx.html#L5'>count-test-failure</a>
+<span id="L284" class="LineNr">284 </span>      <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, msg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L285" class="LineNr">285 </span>      <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;: expected (&quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L286" class="LineNr">286 </span>      <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, x, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L287" class="LineNr">287 </span>      <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;, &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L288" class="LineNr">288 </span>      <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, y, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L289" class="LineNr">289 </span>      <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot;) in background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L290" class="LineNr">290 </span>      <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, bg, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L291" class="LineNr">291 </span>      <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, <span class="Constant">&quot; but observed background-color &quot;</span>, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L292" class="LineNr">292 </span>      <a href='501draw-text.mu.html#L301'>draw-int32-hex-wrapping-right-then-down-from-cursor-over-full-screen</a> <span class="Constant">0</span>/screen, background-color, <span class="Constant">3</span>/fg/cyan, <span class="Constant">0</span>/bg
+<span id="L293" class="LineNr">293 </span>    <span class="Delimiter">}</span>
+<span id="L294" class="LineNr">294 </span>    idx <span class="SpecialChar">&lt;-</span> increment
+<span id="L295" class="LineNr">295 </span>    increment x
+<span id="L296" class="LineNr">296 </span>    <span class="PreProc">loop</span>
+<span id="L297" class="LineNr">297 </span>  <span class="Delimiter">}</span>
+<span id="L298" class="LineNr">298 </span><span class="Delimiter">}</span>
+<span id="L299" class="LineNr">299 </span>
+<span id="L300" class="LineNr">300 </span><span class="PreProc">fn</span> <span class="muTest"><a href='504test-screen.mu.html#L300'>test-draw-single-grapheme</a></span> <span class="Delimiter">{</span>
+<span id="L301" class="LineNr">301 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L302" class="LineNr">302 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L303" class="LineNr">303 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">5</span>, <span class="Constant">4</span>
+<span id="L304" class="LineNr">304 </span>  <a href='500text-screen.mu.html#L94'>draw-code-point</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x61</span>/a, <span class="Constant">0</span>/x, <span class="Constant">0</span>/y, <span class="Constant">1</span>/fg, <span class="Constant">2</span>/bg
+<span id="L305" class="LineNr">305 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot;a&quot;</span>, <span class="Constant">&quot;F - test-draw-single-grapheme&quot;</span>  <span class="muComment"># top-left corner of the screen</span>
+<span id="L306" class="LineNr">306 </span>  <a href='504test-screen.mu.html#L64'>check-screen-row-in-color</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">1</span>/fg, <span class="Constant">0</span>/y, <span class="Constant">&quot;a&quot;</span>, <span class="Constant">&quot;F - test-draw-single-grapheme-fg&quot;</span>
+<span id="L307" class="LineNr">307 </span>  <a href='504test-screen.mu.html#L153'>check-screen-row-in-background-color</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/bg, <span class="Constant">0</span>/y, <span class="Constant">&quot;a&quot;</span>, <span class="Constant">&quot;F - test-draw-single-grapheme-bg&quot;</span>
+<span id="L308" class="LineNr">308 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/bg, <span class="Constant">0</span>/y, <span class="Constant">&quot;x &quot;</span>, <span class="Constant">&quot;F - test-draw-single-grapheme-bg2&quot;</span>
+<span id="L309" class="LineNr">309 </span><span class="Delimiter">}</span>
+<span id="L310" class="LineNr">310 </span>
+<span id="L311" class="LineNr">311 </span><span class="PreProc">fn</span> <span class="muTest"><a href='504test-screen.mu.html#L311'>test-draw-multiple-graphemes</a></span> <span class="Delimiter">{</span>
+<span id="L312" class="LineNr">312 </span>  <span class="PreProc">var</span> screen-on-stack: <a href='500text-screen.mu.html#L9'>screen</a>
+<span id="L313" class="LineNr">313 </span>  <span class="PreProc">var</span> <a href='500text-screen.mu.html#L9'>screen</a>/<span class="Constant">esi</span>: (addr <a href='500text-screen.mu.html#L9'>screen</a>) <span class="SpecialChar">&lt;-</span> address screen-on-stack
+<span id="L314" class="LineNr">314 </span>  <a href='500text-screen.mu.html#L23'>initialize-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0x10</span>/rows, <span class="Constant">4</span>/cols
+<span id="L315" class="LineNr">315 </span>  <a href='501draw-text.mu.html#L222'>draw-text-wrapping-right-then-down-from-cursor-over-full-screen</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">&quot;Hello, 世界&quot;</span>, <span class="Constant">1</span>/fg, <span class="Constant">2</span>/bg
+<span id="L316" class="LineNr">316 </span>  <a href='504test-screen.mu.html#L7'>check-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">0</span>/y, <span class="Constant">&quot;Hello, 世界&quot;</span>, <span class="Constant">&quot;F - test-draw-multiple-graphemes&quot;</span>
+<span id="L317" class="LineNr">317 </span>  <a href='504test-screen.mu.html#L64'>check-screen-row-in-color</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">1</span>/fg, <span class="Constant">0</span>/y, <span class="Constant">&quot;Hello, 世界&quot;</span>, <span class="Constant">&quot;F - test-draw-multiple-graphemes-fg&quot;</span>
+<span id="L318" class="LineNr">318 </span>  <a href='504test-screen.mu.html#L245'>check-background-color-in-screen-row</a> <a href='500text-screen.mu.html#L9'>screen</a>, <span class="Constant">2</span>/bg, <span class="Constant">0</span>/y, <span class="Constant">&quot;xxxxxxxxx &quot;</span>, <span class="Constant">&quot;F - test-draw-multiple-graphemes-bg2&quot;</span>
+<span id="L319" class="LineNr">319 </span><span class="Delimiter">}</span>
 </pre>
 </body>
 </html>