gcc/libgo/go/exec/exec_test.go
Ian Lance Taylor 7a9389330e Add Go frontend, libgo library, and Go testsuite.
gcc/:
	* gcc.c (default_compilers): Add entry for ".go".
	* common.opt: Add -static-libgo as a driver option.
	* doc/install.texi (Configuration): Mention libgo as an option for
	--enable-shared.  Mention go as an option for --enable-languages.
	* doc/invoke.texi (Overall Options): Mention .go as a file name
	suffix.  Mention go as a -x option.
	* doc/frontends.texi (G++ and GCC): Mention Go as a supported
	language.
	* doc/sourcebuild.texi (Top Level): Mention libgo.
	* doc/standards.texi (Standards): Add section on Go language.
	Move references for other languages into their own section.
	* doc/contrib.texi (Contributors): Mention that I contributed the
	Go frontend.
gcc/testsuite/:
	* lib/go.exp: New file.
	* lib/go-dg.exp: New file.
	* lib/go-torture.exp: New file.
	* lib/target-supports.exp (check_compile): Match // Go.

From-SVN: r167407
2010-12-03 04:34:57 +00:00

129 lines
2.6 KiB
Go

// Copyright 2009 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 exec
import (
"io"
"io/ioutil"
"testing"
"os"
)
func TestRunCat(t *testing.T) {
cat, err := LookPath("cat")
if err != nil {
t.Fatal("cat: ", err)
}
cmd, err := Run(cat, []string{"cat"}, nil, "",
Pipe, Pipe, DevNull)
if err != nil {
t.Fatal("run:", err)
}
io.WriteString(cmd.Stdin, "hello, world\n")
cmd.Stdin.Close()
buf, err := ioutil.ReadAll(cmd.Stdout)
if err != nil {
t.Fatal("read:", err)
}
if string(buf) != "hello, world\n" {
t.Fatalf("read: got %q", buf)
}
if err = cmd.Close(); err != nil {
t.Fatal("close:", err)
}
}
func TestRunEcho(t *testing.T) {
echo, err := LookPath("echo")
if err != nil {
t.Fatal("echo: ", err)
}
cmd, err := Run(echo, []string{"echo", "hello", "world"}, nil, "",
DevNull, Pipe, DevNull)
if err != nil {
t.Fatal("run:", err)
}
buf, err := ioutil.ReadAll(cmd.Stdout)
if err != nil {
t.Fatal("read:", err)
}
if string(buf) != "hello world\n" {
t.Fatalf("read: got %q", buf)
}
if err = cmd.Close(); err != nil {
t.Fatal("close:", err)
}
}
func TestStderr(t *testing.T) {
sh, err := LookPath("sh")
if err != nil {
t.Fatal("sh: ", err)
}
cmd, err := Run(sh, []string{"sh", "-c", "echo hello world 1>&2"}, nil, "",
DevNull, DevNull, Pipe)
if err != nil {
t.Fatal("run:", err)
}
buf, err := ioutil.ReadAll(cmd.Stderr)
if err != nil {
t.Fatal("read:", err)
}
if string(buf) != "hello world\n" {
t.Fatalf("read: got %q", buf)
}
if err = cmd.Close(); err != nil {
t.Fatal("close:", err)
}
}
func TestMergeWithStdout(t *testing.T) {
sh, err := LookPath("sh")
if err != nil {
t.Fatal("sh: ", err)
}
cmd, err := Run(sh, []string{"sh", "-c", "echo hello world 1>&2"}, nil, "",
DevNull, Pipe, MergeWithStdout)
if err != nil {
t.Fatal("run:", err)
}
buf, err := ioutil.ReadAll(cmd.Stdout)
if err != nil {
t.Fatal("read:", err)
}
if string(buf) != "hello world\n" {
t.Fatalf("read: got %q", buf)
}
if err = cmd.Close(); err != nil {
t.Fatal("close:", err)
}
}
func TestAddEnvVar(t *testing.T) {
err := os.Setenv("NEWVAR", "hello world")
if err != nil {
t.Fatal("setenv:", err)
}
sh, err := LookPath("sh")
if err != nil {
t.Fatal("sh: ", err)
}
cmd, err := Run(sh, []string{"sh", "-c", "echo $NEWVAR"}, nil, "",
DevNull, Pipe, DevNull)
if err != nil {
t.Fatal("run:", err)
}
buf, err := ioutil.ReadAll(cmd.Stdout)
if err != nil {
t.Fatal("read:", err)
}
if string(buf) != "hello world\n" {
t.Fatalf("read: got %q", buf)
}
if err = cmd.Close(); err != nil {
t.Fatal("close:", err)
}
}