mirror of
https://github.com/golang/go
synced 2024-10-04 17:21:20 -06:00
f77e10fb2e
This change simplifies unnecessarily redundant error messages in tests. There's no need to worry any more because package APIs now return consistent, self-descriptive error values. Alos renames ambiguous test functions and makes use of test tables. Change-Id: I7b61027607c4ae2a3cf605d08d58cf449fa27eb2 Reviewed-on: https://go-review.googlesource.com/9662 Reviewed-by: Ian Lance Taylor <iant@golang.org> Run-TryBot: Mikio Hara <mikioh.mikioh@gmail.com>
56 lines
1.3 KiB
Go
56 lines
1.3 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 net
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import (
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"bytes"
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"io"
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"testing"
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)
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func checkPipeWrite(t *testing.T, w io.Writer, data []byte, c chan int) {
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n, err := w.Write(data)
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if err != nil {
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t.Error(err)
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}
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if n != len(data) {
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t.Errorf("short write: %d != %d", n, len(data))
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}
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c <- 0
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}
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func checkPipeRead(t *testing.T, r io.Reader, data []byte, wantErr error) {
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buf := make([]byte, len(data)+10)
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n, err := r.Read(buf)
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if err != wantErr {
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t.Error(err)
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return
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}
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if n != len(data) || !bytes.Equal(buf[0:n], data) {
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t.Errorf("bad read: got %q", buf[0:n])
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return
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}
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}
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// TestPipe tests a simple read/write/close sequence.
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// Assumes that the underlying io.Pipe implementation
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// is solid and we're just testing the net wrapping.
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func TestPipe(t *testing.T) {
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c := make(chan int)
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cli, srv := Pipe()
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go checkPipeWrite(t, cli, []byte("hello, world"), c)
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checkPipeRead(t, srv, []byte("hello, world"), nil)
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<-c
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go checkPipeWrite(t, srv, []byte("line 2"), c)
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checkPipeRead(t, cli, []byte("line 2"), nil)
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<-c
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go checkPipeWrite(t, cli, []byte("a third line"), c)
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checkPipeRead(t, srv, []byte("a third line"), nil)
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<-c
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go srv.Close()
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checkPipeRead(t, cli, nil, io.EOF)
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cli.Close()
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}
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