mirror of
https://github.com/golang/go
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65 lines
1.4 KiB
Go
65 lines
1.4 KiB
Go
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// Copyright 2013 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 main_test
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import (
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"os"
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"os/exec"
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"path/filepath"
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"runtime"
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"testing"
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)
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const (
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dataDir = "testdata"
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binary = "testvet"
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)
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// Run this shell script, but do it in Go so it can be run by "go test".
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// go build -o testvet
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// $(GOROOT)/test/errchk ./testvet -printfuncs='Warn:1,Warnf:1' testdata/*.go testdata/*.s
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// rm testvet
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//
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func TestVet(t *testing.T) {
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// Windows systems can't be guaranteed to have Perl and so can't run errchk.
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if runtime.GOOS == "windows" {
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t.Skip("skipping test; no Perl on Windows")
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}
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// go build
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cmd := exec.Command("go", "build", "-o", binary)
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run(cmd, t)
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// defer removal of vet
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defer os.Remove(binary)
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// errchk ./testvet
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gos, err := filepath.Glob(filepath.Join(dataDir, "*.go"))
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if err != nil {
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t.Fatal(err)
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}
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asms, err := filepath.Glob(filepath.Join(dataDir, "*.s"))
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if err != nil {
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t.Fatal(err)
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}
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files := append(gos, asms...)
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errchk := filepath.Join(runtime.GOROOT(), "test", "errchk")
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flags := []string{
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binary,
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"-printfuncs=Warn:1,Warnf:1",
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}
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cmd = exec.Command(errchk, append(flags, files...)...)
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run(cmd, t)
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}
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func run(c *exec.Cmd, t *testing.T) {
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c.Stdout = os.Stdout
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c.Stderr = os.Stderr
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err := c.Run()
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if err != nil {
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t.Fatal(err)
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}
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}
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