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authorOndřej Surý <ondrej@sury.org>2011-09-13 13:13:40 +0200
committerOndřej Surý <ondrej@sury.org>2011-09-13 13:13:40 +0200
commit5ff4c17907d5b19510a62e08fd8d3b11e62b431d (patch)
treec0650497e988f47be9c6f2324fa692a52dea82e1 /test/cmplxdivide.go
parent80f18fc933cf3f3e829c5455a1023d69f7b86e52 (diff)
downloadgolang-upstream/60.tar.gz
Imported Upstream version 60upstream/60
Diffstat (limited to 'test/cmplxdivide.go')
-rw-r--r--test/cmplxdivide.go48
1 files changed, 48 insertions, 0 deletions
diff --git a/test/cmplxdivide.go b/test/cmplxdivide.go
new file mode 100644
index 000000000..6a67b175d
--- /dev/null
+++ b/test/cmplxdivide.go
@@ -0,0 +1,48 @@
+// $G $D/$F.go $D/cmplxdivide1.go && $L $D/$F.$A && ./$A.out
+
+// Copyright 2010 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Driver for complex division table defined in cmplxdivide1.go
+
+package main
+
+import (
+ "cmath"
+ "fmt"
+ "math"
+)
+
+type Test struct{
+ f, g complex128
+ out complex128
+}
+
+var nan = math.NaN()
+var inf = math.Inf(1)
+var negzero = math.Copysign(0, -1)
+
+func calike(a, b complex128) bool {
+ switch {
+ case cmath.IsInf(a) && cmath.IsInf(b):
+ return true
+ case cmath.IsNaN(a) && cmath.IsNaN(b):
+ return true
+ }
+ return a == b
+}
+
+func main() {
+ bad := false
+ for _, t := range tests {
+ x := t.f/t.g
+ if !calike(x, t.out) {
+ if !bad {
+ fmt.Printf("BUG\n")
+ bad = true
+ }
+ fmt.Printf("%v/%v: expected %v error; got %v\n", t.f, t.g, t.out, x)
+ }
+ }
+}