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diff --git a/html/072scenario_screen.cc.html b/html/072scenario_screen.cc.html new file mode 100644 index 00000000..ddb4b901 --- /dev/null +++ b/html/072scenario_screen.cc.html @@ -0,0 +1,166 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> +<html> +<head> +<meta http-equiv="content-type" content="text/html; charset=UTF-8"> +<title>~/Desktop/s/mu/072scenario_screen.cc.html</title> +<meta name="Generator" content="Vim/7.4"> +<meta name="plugin-version" content="vim7.4_v1"> +<meta name="syntax" content="cpp"> +<meta name="settings" content="use_css,pre_wrap,no_foldcolumn,expand_tabs,prevent_copy="> +<meta name="colorscheme" content="minimal"> +<style type="text/css"> +<!-- +pre { white-space: pre-wrap; font-family: monospace; color: #d0d0d0; background-color: #000000; } +body { font-family: monospace; color: #d0d0d0; background-color: #000000; } +* { font-size: 1em; } +.cSpecial { color: #008000; } +.Identifier { color: #008080; } +.Constant { color: #008080; } +.Comment { color: #8080ff; } +.Delimiter { color: #c000c0; } +.Special { color: #ff6060; } +.CommentedCode { color: #6c6c6c; } +.traceContains { color: #008000; } +--> +</style> + +<script type='text/javascript'> +<!-- + +--> +</script> +</head> +<body> +<pre id='vimCodeElement'> +<span class="Comment">//: Clean syntax to manipulate and check the screen in scenarios.</span> +<span class="Comment">//: Instructions 'assume-screen' and 'screen-should-contain' implicitly create</span> +<span class="Comment">//: a variable called 'screen' that is accessible inside other 'run'</span> +<span class="Comment">//: instructions in the scenario.</span> + +<span class="Delimiter">:(scenarios run_mu_scenario)</span> +<span class="Delimiter">:(scenario screen_in_scenario)</span> +scenario screen-in-scenario [ +<span class="CommentedCode">#? $start-tracing</span> + assume-screen <span class="Constant">5</span>:literal/width<span class="Delimiter">,</span> <span class="Constant">3</span>:literal/height + run [ + screen:address<span class="Special"> <- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>:literal <span class="Comment"># 'a'</span> + ] + screen-should-contain [ + <span class="Comment"># 01234</span> + <span class="Delimiter">.</span>a <span class="Delimiter">.</span> + <span class="Delimiter">.</span> <span class="Delimiter">.</span> + <span class="Delimiter">.</span> <span class="Delimiter">.</span> + ] +<span class="CommentedCode">#? $exit</span> +] + +<span class="Delimiter">:(scenario screen_in_scenario_error)</span> +<span class="CommentedCode">#? % cerr << "AAA\n";</span> +<span class="Special">% Hide_warnings = true;</span> +scenario screen-in-scenario-error [ + assume-screen <span class="Constant">5</span>:literal/width<span class="Delimiter">,</span> <span class="Constant">3</span>:literal/height + run [ + screen:address<span class="Special"> <- </span>print-character screen:address<span class="Delimiter">,</span> <span class="Constant">97</span>:literal <span class="Comment"># 'a'</span> + ] + screen-should-contain [ + <span class="Comment"># 01234</span> + <span class="Delimiter">.</span>b <span class="Delimiter">.</span> + <span class="Delimiter">.</span> <span class="Delimiter">.</span> + <span class="Delimiter">.</span> <span class="Delimiter">.</span> + ] +] +<span class="traceContains">+warn: expected screen location (0, 0) to contain 'b' instead of 'a'</span> + +<span class="Delimiter">:(before "End Globals")</span> +<span class="Comment">// Scenarios may not define default-space, so they should fit within the</span> +<span class="Comment">// initial area of memory reserved for tests. We'll put the predefined</span> +<span class="Comment">// variables available to them at the end of that region.</span> +const size_t Max_variables_in_scenarios = Reserved_for_tests-<span class="Constant">100</span><span class="Delimiter">;</span> +size_t Next_predefined_global_for_scenarios = Max_variables_in_scenarios<span class="Delimiter">;</span> +<span class="Delimiter">:(before "End Setup")</span> +assert<span class="Delimiter">(</span>Next_predefined_global_for_scenarios < Reserved_for_tests<span class="Delimiter">);</span> +<span class="Delimiter">:(after "transform_all()" following "case RUN:")</span> +<span class="Comment">// There's a restriction on the number of variables 'run' can use, so that</span> +<span class="Comment">// it can avoid colliding with the dynamic allocator in case it doesn't</span> +<span class="Comment">// initialize a default-space.</span> +assert<span class="Delimiter">(</span>Name[tmp_recipe[<span class="Constant">0</span>]][<span class="Constant">""</span>] < Max_variables_in_scenarios<span class="Delimiter">);</span> + +<span class="Delimiter">:(before "End Globals")</span> +<span class="Comment">// Scenario Globals.</span> +const size_t SCREEN = Next_predefined_global_for_scenarios++<span class="Delimiter">;</span> +<span class="Comment">// End Scenario Globals.</span> +<span class="Delimiter">:(before "End Predefined Scenario Locals In Run")</span> +Name[tmp_recipe[<span class="Constant">0</span>]][<span class="Constant">"screen"</span>] = SCREEN<span class="Delimiter">;</span> + +<span class="Delimiter">:(before "End Rewrite Instruction(curr)")</span> +<span class="Comment">// rewrite `assume-screen width, height` to</span> +<span class="Comment">// `screen:address <- init-fake-screen width, height`</span> +<span class="CommentedCode">//? cout << "before: " << curr.to_string() << '\n'; //? 1</span> +if <span class="Delimiter">(</span>curr<span class="Delimiter">.</span>name == <span class="Constant">"assume-screen"</span><span class="Delimiter">)</span> <span class="Delimiter">{</span> + curr<span class="Delimiter">.</span>operation = Recipe_number[<span class="Constant">"init-fake-screen"</span>]<span class="Delimiter">;</span> + assert<span class="Delimiter">(</span>curr<span class="Delimiter">.</span>products<span class="Delimiter">.</span>empty<span class="Delimiter">());</span> + curr<span class="Delimiter">.</span>products<span class="Delimiter">.</span>push_back<span class="Delimiter">(</span>reagent<span class="Delimiter">(</span><span class="Constant">"screen:address"</span><span class="Delimiter">));</span> + curr<span class="Delimiter">.</span>products[<span class="Constant">0</span>]<span class="Delimiter">.</span>set_value<span class="Delimiter">(</span>SCREEN<span class="Delimiter">);</span> +<span class="CommentedCode">//? cout << "after: " << curr.to_string() << '\n'; //? 1</span> +<span class="CommentedCode">//? cout << "AAA " << Recipe_number["init-fake-screen"] << '\n'; //? 1</span> +<span class="Delimiter">}</span> + +<span class="Comment">//: screen-should-contain is a regular instruction</span> +<span class="Delimiter">:(before "End Primitive Recipe Declarations")</span> +SCREEN_SHOULD_CONTAIN<span class="Delimiter">,</span> +<span class="Delimiter">:(before "End Primitive Recipe Numbers")</span> +Recipe_number[<span class="Constant">"screen-should-contain"</span>] = SCREEN_SHOULD_CONTAIN<span class="Delimiter">;</span> +<span class="Delimiter">:(before "End Primitive Recipe Implementations")</span> +case SCREEN_SHOULD_CONTAIN: <span class="Delimiter">{</span> +<span class="CommentedCode">//? cout << "AAA\n"; //? 1</span> + check_screen<span class="Delimiter">(</span>current_instruction<span class="Delimiter">().</span>ingredients[<span class="Constant">0</span>]<span class="Delimiter">.</span>name<span class="Delimiter">);</span> + <span class="Identifier">break</span><span class="Delimiter">;</span> +<span class="Delimiter">}</span> + +<span class="Delimiter">:(code)</span> +void check_screen<span class="Delimiter">(</span>const string& contents<span class="Delimiter">)</span> <span class="Delimiter">{</span> + assert<span class="Delimiter">(</span>!Current_routine<span class="Delimiter">-></span>calls<span class="Delimiter">.</span>top<span class="Delimiter">().</span>default_space<span class="Delimiter">);</span> <span class="Comment">// not supported</span> + index_t screen_location = Memory[SCREEN]<span class="Delimiter">;</span> + int data_offset = find_element_name<span class="Delimiter">(</span>Type_number[<span class="Constant">"screen"</span>]<span class="Delimiter">,</span> <span class="Constant">"data"</span><span class="Delimiter">);</span> + assert<span class="Delimiter">(</span>data_offset >= <span class="Constant">0</span><span class="Delimiter">);</span> + index_t screen_data_location = screen_location+data_offset<span class="Delimiter">;</span> <span class="Comment">// type: address:array:character</span> + index_t screen_data_start = Memory[screen_data_location]<span class="Delimiter">;</span> <span class="Comment">// type: array:character</span> + int width_offset = find_element_name<span class="Delimiter">(</span>Type_number[<span class="Constant">"screen"</span>]<span class="Delimiter">,</span> <span class="Constant">"num-columns"</span><span class="Delimiter">);</span> + size_t screen_width = Memory[screen_location+width_offset]<span class="Delimiter">;</span> + int height_offset = find_element_name<span class="Delimiter">(</span>Type_number[<span class="Constant">"screen"</span>]<span class="Delimiter">,</span> <span class="Constant">"num-rows"</span><span class="Delimiter">);</span> + size_t screen_height = Memory[screen_location+height_offset]<span class="Delimiter">;</span> + string expected_contents<span class="Delimiter">;</span> + istringstream in<span class="Delimiter">(</span>contents<span class="Delimiter">);</span> + in >> std::noskipws<span class="Delimiter">;</span> + for <span class="Delimiter">(</span>index_t row = <span class="Constant">0</span><span class="Delimiter">;</span> row < screen_height<span class="Delimiter">;</span> ++row<span class="Delimiter">)</span> <span class="Delimiter">{</span> + skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span> + assert<span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">());</span> + assert<span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">()</span> == <span class="Constant">'.'</span><span class="Delimiter">);</span> + for <span class="Delimiter">(</span>index_t column = <span class="Constant">0</span><span class="Delimiter">;</span> column < screen_width<span class="Delimiter">;</span> ++column<span class="Delimiter">)</span> <span class="Delimiter">{</span> + assert<span class="Delimiter">(</span>!in<span class="Delimiter">.</span>eof<span class="Delimiter">());</span> + expected_contents += in<span class="Delimiter">.</span>get<span class="Delimiter">();</span> + <span class="Delimiter">}</span> + assert<span class="Delimiter">(</span>in<span class="Delimiter">.</span>get<span class="Delimiter">()</span> == <span class="Constant">'.'</span><span class="Delimiter">);</span> + <span class="Delimiter">}</span> + skip_whitespace_and_comments<span class="Delimiter">(</span>in<span class="Delimiter">);</span> +<span class="CommentedCode">//? assert(in.get() == ']');</span> + trace<span class="Delimiter">(</span><span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"checking screen size at "</span> << screen_data_start<span class="Delimiter">;</span> +<span class="CommentedCode">//? cout << expected_contents.size() << '\n'; //? 1</span> + if <span class="Delimiter">(</span>Memory[screen_data_start] > static_cast<signed><span class="Delimiter">(</span>expected_contents<span class="Delimiter">.</span>size<span class="Delimiter">()))</span> + raise << <span class="Constant">"expected contents are larger than screen size "</span> << Memory[screen_data_start] << <span class="cSpecial">'\n'</span><span class="Delimiter">;</span> + ++screen_data_start<span class="Delimiter">;</span> <span class="Comment">// now skip length</span> + for <span class="Delimiter">(</span>index_t i = <span class="Constant">0</span><span class="Delimiter">;</span> i < expected_contents<span class="Delimiter">.</span>size<span class="Delimiter">();</span> ++i<span class="Delimiter">)</span> <span class="Delimiter">{</span> + trace<span class="Delimiter">(</span><span class="Constant">"run"</span><span class="Delimiter">)</span> << <span class="Constant">"checking location "</span> << screen_data_start+i<span class="Delimiter">;</span> + if <span class="Delimiter">((</span>!Memory[screen_data_start+i] && !isspace<span class="Delimiter">(</span>expected_contents[i]<span class="Delimiter">))</span> <span class="Comment">// uninitialized memory => spaces</span> + || <span class="Delimiter">(</span>Memory[screen_data_start+i] && Memory[screen_data_start+i] != expected_contents[i]<span class="Delimiter">))</span> <span class="Delimiter">{</span> +<span class="CommentedCode">//? cerr << "CCC " << Trace_stream << " " << Hide_warnings << '\n'; //? 1</span> + raise << <span class="Constant">"expected screen location ("</span> << i/screen_width << <span class="Constant">", "</span> << i%screen_width << <span class="Constant">") to contain '"</span> << expected_contents[i] << <span class="Constant">"' instead of '"</span> << static_cast<char><span class="Delimiter">(</span>Memory[screen_data_start+i]<span class="Delimiter">)</span> << <span class="Constant">"'</span><span class="cSpecial">\n</span><span class="Constant">"</span><span class="Delimiter">;</span> + Passed = <span class="Constant">false</span><span class="Delimiter">;</span> + <span class="Identifier">return</span><span class="Delimiter">;</span> + <span class="Delimiter">}</span> + <span class="Delimiter">}</span> +<span class="Delimiter">}</span> +</pre> +</body> +</html> +<!-- vim: set foldmethod=manual : --> |