go/test/cmplxdivide.go
Alan Donovan 052c942e20 test: ensure all failing tests exit nonzero.
Previously merely printing an error would cause the golden
file comparison (in 'bash run') to fail, but that is no longer
the case with the new run.go driver.

R=iant
CC=golang-dev
https://golang.org/cl/7310087
2013-02-12 13:17:49 -05:00

52 lines
894 B
Go

// run cmplxdivide1.go
// 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 (
"fmt"
"math"
"math/cmplx"
)
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 cmplx.IsInf(a) && cmplx.IsInf(b):
return true
case cmplx.IsNaN(a) && cmplx.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)
}
}
if bad {
panic("cmplxdivide failed.")
}
}