1 files changed, 43 insertions, 0 deletions
diff --git a/tests/misc/tunsignedconv.nim b/tests/misc/tunsignedconv.nim
new file mode 100644
index 000000000..3032f8de6
--- /dev/null
+++ b/tests/misc/tunsignedconv.nim
@@ -0,0 +1,43 @@
+
+import unsigned
+
+# Tests unsigned literals and implicit conversion between uints and ints
+# Passes if it compiles
+
+var h8:uint8 = 128
+var h16:uint16 = 32768
+var h32:uint32 = 2147483648'u32
+var h64:uint64 = 9223372036854775808'u64
+var foobar:uint64 = 9223372036854775813'u64 # Issue 728
+
+var v8:uint8 = 10
+var v16:uint16 = 10
+var v32:uint32 = 10
+var v64:uint64 = 10
+
+# u8 + literal produces u8:
+var a8: uint8 = v8 + 10
+var a16: uint16 = v16 + 10
+
+when false:
+  var d8  = v8 + 10'i8
+  var d16 = v8 + 10'i16
+  var d32 = v8 + 10'i32
+
+when false:
+  # these dont work yet because unsigned.nim is stupid. XXX We need to fix this.
+  var f8  = v16 + 10'u8
+  var f16 = v16 + 10'u16
+  var f32 = v16 + 10'u32
+
+  var g8  = v32 + 10'u8
+  var g16 = v32 + 10'u16
+  var g32 = v32 + 10'u32
+
+var ar: array[0..20, int]
+var n8 = ar[v8]
+var n16 = ar[v16]
+var n32 = ar[v32]
+var n64 = ar[v64]
+
+