1 files changed, 45 insertions, 0 deletions
diff --git a/tests/misc/tints.nim b/tests/misc/tints.nim
new file mode 100644
index 000000000..fb2852af9
--- /dev/null
+++ b/tests/misc/tints.nim
@@ -0,0 +1,45 @@
+discard """
+  file: "tints.nim"
+  output: "Success"
+"""
+# Test the different integer operations
+
+var testNumber = 0
+
+template test(opr, a, b, c: expr): stmt {.immediate.} =
+  # test the expression at compile and runtime
+  block:
+    const constExpr = opr(a, b)
+    when constExpr != c:
+      {.error: "Test failed " & $constExpr & " " & $c.}
+    inc(testNumber)
+    #Echo("Test: " & $testNumber)
+    var aa = a
+    var bb = b
+    var varExpr = opr(aa, bb)
+    assert(varExpr == c)
+
+test(`+`, 12'i8, -13'i16, -1'i16)
+test(`shl`, 0b11, 0b100, 0b110000)
+test(`shl`, 0b11'i32, 0b100'i64, 0b110000'i64)
+test(`shl`, 0b11'i32, 0b100'i32, 0b110000'i32)
+
+test(`or`, 0xf0f0'i16, 0x0d0d'i16, 0xfdfd'i16)
+test(`and`, 0xf0f0'i16, 0xfdfd'i16, 0xf0f0'i16)
+
+test(`shr`, 0xffffffffffffffff'i64, 0x4'i64, 0x0fffffffffffffff'i64)
+test(`shr`, 0xffff'i16, 0x4'i16, 0x0fff'i16)
+test(`shr`, 0xff'i8, 0x4'i8, 0x0f'i8)
+
+test(`shr`, 0xffffffff'i64, 0x4'i64, 0x0fffffff'i64)
+test(`shr`, 0xffffffff'i32, 0x4'i32, 0x0fffffff'i32)
+
+test(`shl`, 0xffffffffffffffff'i64, 0x4'i64, 0xfffffffffffffff0'i64)
+test(`shl`, 0xffff'i16, 0x4'i16, 0xfff0'i16)
+test(`shl`, 0xff'i8, 0x4'i8, 0xf0'i8)
+
+test(`shl`, 0xffffffff'i64, 0x4'i64, 0xffffffff0'i64)
+test(`shl`, 0xffffffff'i32, 0x4'i32, 0xfffffff0'i32)
+
+Echo("Success") #OUT Success
+