7a9389330e
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
89 lines
1.9 KiB
Go
89 lines
1.9 KiB
Go
// Copyright 2010 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 io_test
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import (
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. "io"
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"bytes"
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"crypto/sha1"
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"fmt"
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"os"
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"strings"
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"testing"
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)
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func TestMultiReader(t *testing.T) {
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var mr Reader
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var buf []byte
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nread := 0
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withFooBar := func(tests func()) {
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r1 := strings.NewReader("foo ")
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r2 := strings.NewReader("bar")
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mr = MultiReader(r1, r2)
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buf = make([]byte, 20)
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tests()
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}
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expectRead := func(size int, expected string, eerr os.Error) {
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nread++
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n, gerr := mr.Read(buf[0:size])
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if n != len(expected) {
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t.Errorf("#%d, expected %d bytes; got %d",
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nread, len(expected), n)
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}
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got := string(buf[0:n])
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if got != expected {
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t.Errorf("#%d, expected %q; got %q",
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nread, expected, got)
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}
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if gerr != eerr {
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t.Errorf("#%d, expected error %v; got %v",
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nread, eerr, gerr)
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}
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buf = buf[n:]
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}
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withFooBar(func() {
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expectRead(2, "fo", nil)
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expectRead(5, "o ", nil)
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expectRead(5, "bar", nil)
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expectRead(5, "", os.EOF)
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})
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withFooBar(func() {
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expectRead(4, "foo ", nil)
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expectRead(1, "b", nil)
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expectRead(3, "ar", nil)
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expectRead(1, "", os.EOF)
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})
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withFooBar(func() {
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expectRead(5, "foo ", nil)
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})
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}
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func TestMultiWriter(t *testing.T) {
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sha1 := sha1.New()
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sink := new(bytes.Buffer)
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mw := MultiWriter(sha1, sink)
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sourceString := "My input text."
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source := strings.NewReader(sourceString)
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written, err := Copy(mw, source)
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if written != int64(len(sourceString)) {
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t.Errorf("short write of %d, not %d", written, len(sourceString))
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}
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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sha1hex := fmt.Sprintf("%x", sha1.Sum())
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if sha1hex != "01cb303fa8c30a64123067c5aa6284ba7ec2d31b" {
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t.Error("incorrect sha1 value")
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}
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if sink.String() != sourceString {
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t.Errorf("expected %q; got %q", sourceString, sink.String())
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}
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}
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