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go/test/fixedbugs/bug345.go
isharipo b44e73eacb test/fixedbugs: fix bug248 and bug345
When test/run script was removed, these two tests
were changed to be executed by test/run.go.
Because errchk does not exit with non-zero status on
errors, they were silently failing for a while.

This change makes 2 things:

1. Compile tested packages in GOROOT/test to match older runner script
   behavior (strictly required only in bug345, optional in bug248)

2. Check command output with "(?m)^BUG" regexp.
   It approximates older `grep -q '^BUG' that was used before.

See referenced issue for detailed explanation.

Fixes #24629

Change-Id: Ie888dcdb4e25cdbb19d434bbc5cb03eb633e9ee8
Reviewed-on: https://go-review.googlesource.com/104095
Run-TryBot: Iskander Sharipov <iskander.sharipov@intel.com>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2018-04-02 20:08:27 +00:00

48 lines
975 B
Go

// +build !nacl,!plan9,!windows
// run
// Copyright 2011 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.
package main
import (
"fmt"
"os"
"os/exec"
"path/filepath"
"regexp"
)
func main() {
// TODO: If we get rid of errchk, re-enable this test on Plan 9 and Windows.
errchk, err := filepath.Abs("errchk")
check(err)
bugDir := filepath.Join(".", "fixedbugs", "bug345.dir")
run("go", "tool", "compile", filepath.Join(bugDir, "io.go"))
run(errchk, "go", "tool", "compile", "-e", filepath.Join(bugDir, "main.go"))
os.Remove("io.o")
}
var bugRE = regexp.MustCompile(`(?m)^BUG`)
func run(name string, args ...string) {
cmd := exec.Command(name, args...)
out, err := cmd.CombinedOutput()
if bugRE.Match(out) || err != nil {
fmt.Println(string(out))
fmt.Println(err)
os.Exit(1)
}
}
func check(err error) {
if err != nil {
fmt.Println(err)
os.Exit(1)
}
}