54 lines
1.5 KiB
Go
54 lines
1.5 KiB
Go
// Copyright (C) 2014 The Syncthing Authors.
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//
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// This program is free software: you can redistribute it and/or modify it
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// under the terms of the GNU General Public License as published by the Free
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// Software Foundation, either version 3 of the License, or (at your option)
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// any later version.
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//
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// This program is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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// more details.
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//
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// You should have received a copy of the GNU General Public License along
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// with this program. If not, see <http://www.gnu.org/licenses/>.
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package osutil
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import (
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"bytes"
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"fmt"
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"testing"
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)
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var testcases = []struct {
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from byte
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to []byte
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a, b string
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}{
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{'\n', []byte{'\r', '\n'}, "", ""},
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{'\n', []byte{'\r', '\n'}, "foo", "foo"},
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{'\n', []byte{'\r', '\n'}, "foo\n", "foo\r\n"},
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{'\n', []byte{'\r', '\n'}, "foo\nbar", "foo\r\nbar"},
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{'\n', []byte{'\r', '\n'}, "foo\nbar\nbaz", "foo\r\nbar\r\nbaz"},
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{'\n', []byte{'\r', '\n'}, "\nbar", "\r\nbar"},
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{'o', []byte{'x', 'l', 'r'}, "\nfoo", "\nfxlrxlr"},
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{'o', nil, "\nfoo", "\nf"},
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{'f', []byte{}, "\nfoo", "\noo"},
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}
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func TestReplacingWriter(t *testing.T) {
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for _, tc := range testcases {
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var buf bytes.Buffer
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w := ReplacingWriter{
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Writer: &buf,
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From: tc.from,
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To: tc.to,
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}
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fmt.Fprint(w, tc.a)
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if buf.String() != tc.b {
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t.Errorf("%q != %q", buf.String(), tc.b)
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}
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}
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}
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