62 lines
1.4 KiB
Go
62 lines
1.4 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 textproto
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import (
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"bufio"
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"bytes"
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"testing"
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)
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func TestPrintfLine(t *testing.T) {
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var buf bytes.Buffer
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w := NewWriter(bufio.NewWriter(&buf))
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err := w.PrintfLine("foo %d", 123)
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if s := buf.String(); s != "foo 123\r\n" || err != nil {
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t.Fatalf("s=%q; err=%s", s, err)
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}
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}
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func TestDotWriter(t *testing.T) {
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var buf bytes.Buffer
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w := NewWriter(bufio.NewWriter(&buf))
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d := w.DotWriter()
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n, err := d.Write([]byte("abc\n.def\n..ghi\n.jkl\n."))
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if n != 21 || err != nil {
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t.Fatalf("Write: %d, %s", n, err)
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}
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d.Close()
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want := "abc\r\n..def\r\n...ghi\r\n..jkl\r\n..\r\n.\r\n"
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if s := buf.String(); s != want {
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t.Fatalf("wrote %q", s)
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}
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}
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func TestDotWriterCloseEmptyWrite(t *testing.T) {
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var buf bytes.Buffer
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w := NewWriter(bufio.NewWriter(&buf))
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d := w.DotWriter()
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n, err := d.Write([]byte{})
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if n != 0 || err != nil {
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t.Fatalf("Write: %d, %s", n, err)
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}
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d.Close()
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want := "\r\n.\r\n"
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if s := buf.String(); s != want {
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t.Fatalf("wrote %q; want %q", s, want)
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}
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}
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func TestDotWriterCloseNoWrite(t *testing.T) {
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var buf bytes.Buffer
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w := NewWriter(bufio.NewWriter(&buf))
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d := w.DotWriter()
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d.Close()
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want := "\r\n.\r\n"
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if s := buf.String(); s != want {
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t.Fatalf("wrote %q; want %q", s, want)
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}
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}
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