gcc/libgo/go/net/pipe_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

58 lines
1.3 KiB
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.
package net
import (
"bytes"
"io"
"os"
"testing"
)
func checkWrite(t *testing.T, w io.Writer, data []byte, c chan int) {
n, err := w.Write(data)
if err != nil {
t.Errorf("write: %v", err)
}
if n != len(data) {
t.Errorf("short write: %d != %d", n, len(data))
}
c <- 0
}
func checkRead(t *testing.T, r io.Reader, data []byte, wantErr os.Error) {
buf := make([]byte, len(data)+10)
n, err := r.Read(buf)
if err != wantErr {
t.Errorf("read: %v", err)
return
}
if n != len(data) || !bytes.Equal(buf[0:n], data) {
t.Errorf("bad read: got %q", buf[0:n])
return
}
}
// Test a simple read/write/close sequence.
// Assumes that the underlying io.Pipe implementation
// is solid and we're just testing the net wrapping.
func TestPipe(t *testing.T) {
c := make(chan int)
cli, srv := Pipe()
go checkWrite(t, cli, []byte("hello, world"), c)
checkRead(t, srv, []byte("hello, world"), nil)
<-c
go checkWrite(t, srv, []byte("line 2"), c)
checkRead(t, cli, []byte("line 2"), nil)
<-c
go checkWrite(t, cli, []byte("a third line"), c)
checkRead(t, srv, []byte("a third line"), nil)
<-c
go srv.Close()
checkRead(t, cli, nil, os.EOF)
cli.Close()
}