dd931d9b48
Reviewed-on: https://go-review.googlesource.com/136435 gotools/: * Makefile.am (mostlyclean-local): Run chmod on check-go-dir to make sure it is writable. (check-go-tools): Likewise. (check-vet): Copy internal/objabi to check-vet-dir. * Makefile.in: Rebuild. From-SVN: r264546
57 lines
1.2 KiB
Go
57 lines
1.2 KiB
Go
// Copyright 2017 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package cpu_test
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import (
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. "internal/cpu"
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"internal/testenv"
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"os"
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"os/exec"
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"strings"
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"testing"
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)
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func MustHaveDebugOptionsEnabled(t *testing.T) {
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if !DebugOptions {
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t.Skipf("skipping test: cpu feature options not enabled")
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}
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}
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func runDebugOptionsTest(t *testing.T, test string, options string) {
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MustHaveDebugOptionsEnabled(t)
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testenv.MustHaveExec(t)
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env := "GODEBUGCPU=" + options
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cmd := exec.Command(os.Args[0], "-test.run="+test)
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cmd.Env = append(cmd.Env, env)
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output, err := cmd.CombinedOutput()
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got := strings.TrimSpace(string(output))
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want := "PASS"
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if err != nil || got != want {
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t.Fatalf("%s with %s: want %s, got %v", test, env, want, got)
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}
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}
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func TestDisableAllCapabilities(t *testing.T) {
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runDebugOptionsTest(t, "TestAllCapabilitiesDisabled", "all=0")
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}
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func TestAllCapabilitiesDisabled(t *testing.T) {
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MustHaveDebugOptionsEnabled(t)
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if os.Getenv("GODEBUGCPU") != "all=0" {
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t.Skipf("skipping test: GODEBUGCPU=all=0 not set")
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}
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for _, o := range Options {
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if got := *o.Feature; got != false {
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t.Errorf("%v: expected false, got %v", o.Name, got)
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}
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}
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}
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