55 lines
1.4 KiB
Go
55 lines
1.4 KiB
Go
// Copyright 2015 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package format
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import (
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"bytes"
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"fmt"
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"io"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func checkFormat(t *testing.T, f Formatter, buf *bytes.Buffer, str, expect string) {
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_, err := f.Format(str, 3)
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assert.Nil(t, err)
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b, err := io.ReadAll(buf)
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assert.Nil(t, err)
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assert.Equal(t, string(b), expect)
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}
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func TestFormat(t *testing.T) {
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str := "abc%d%%e%i\nx\ny\n%uz\n"
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buf := &bytes.Buffer{}
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f := IndentFormatter(buf, "\t")
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expect := `abc3%e
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x
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y
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z
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`
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checkFormat(t, f, buf, str, expect)
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str = "abc%d%%e%i\nx\ny\n%uz\n%i\n"
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buf = &bytes.Buffer{}
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f = FlatFormatter(buf)
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expect = "abc3%e x y z\n "
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checkFormat(t, f, buf, str, expect)
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str1 := fmt.Sprintf("%c%c%s%c%c%s", '\'', '\000', "abc", '\n', '\r', "def")
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str2 := OutputFormat(str1)
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assert.Equal(t, str2, "''\\0abc\\n\\rdef")
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}
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