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130 lines
2.7 KiB
130 lines
2.7 KiB
// Copyright 2015 The Prometheus Authors |
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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 strutil |
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import ( |
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"testing" |
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"github.com/stretchr/testify/require" |
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) |
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var quotetests = []struct { |
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in string |
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out string |
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ascii string |
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}{ |
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{"\a\b\f\r\n\t\v", `"\a\b\f\r\n\t\v"`, `"\a\b\f\r\n\t\v"`}, |
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{"\\", `"\\"`, `"\\"`}, |
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{"abc\xffdef", `"abc\xffdef"`, `"abc\xffdef"`}, |
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{"\u263a", `"☺"`, `"\u263a"`}, |
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{"\U0010ffff", `"\U0010ffff"`, `"\U0010ffff"`}, |
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{"\x04", `"\x04"`, `"\x04"`}, |
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} |
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var unquotetests = []struct { |
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in string |
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out string |
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}{ |
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{`""`, ""}, |
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{`"a"`, "a"}, |
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{`"abc"`, "abc"}, |
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{`"☺"`, "☺"}, |
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{`"hello world"`, "hello world"}, |
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{`"\xFF"`, "\xFF"}, |
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{`"\377"`, "\377"}, |
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{`"\u1234"`, "\u1234"}, |
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{`"\U00010111"`, "\U00010111"}, |
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{`"\U0001011111"`, "\U0001011111"}, |
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{`"\a\b\f\n\r\t\v\\\""`, "\a\b\f\n\r\t\v\\\""}, |
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{`"'"`, "'"}, |
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{`''`, ""}, |
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{`'a'`, "a"}, |
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{`'abc'`, "abc"}, |
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{`'☺'`, "☺"}, |
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{`'hello world'`, "hello world"}, |
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{`'\ahéllo world'`, "\ahéllo world"}, |
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{`'\xFF'`, "\xFF"}, |
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{`'\377'`, "\377"}, |
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{`'\u1234'`, "\u1234"}, |
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{`'\U00010111'`, "\U00010111"}, |
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{`'\U0001011111'`, "\U0001011111"}, |
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{`'\a\b\f\n\r\t\v\\\''`, "\a\b\f\n\r\t\v\\'"}, |
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{`'"'`, "\""}, |
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{"``", ``}, |
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{"`a`", `a`}, |
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{"`abc`", `abc`}, |
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{"`☺`", `☺`}, |
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{"`hello world`", `hello world`}, |
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{"`\\xFF`", `\xFF`}, |
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{"`\\377`", `\377`}, |
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{"`\\`", `\`}, |
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{"`\n`", "\n"}, |
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{"` `", ` `}, |
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} |
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var misquoted = []string{ |
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``, |
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`"`, |
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`"a`, |
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`"'`, |
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`b"`, |
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`"\"`, |
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`"\9"`, |
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`"\19"`, |
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`"\129"`, |
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`'\'`, |
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`'\9'`, |
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`'\19'`, |
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`'\129'`, |
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`'\400'`, |
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`"\x1!"`, |
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`"\U12345678"`, |
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`"\z"`, |
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"`", |
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"`xxx", |
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"`\"", |
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`"\'"`, |
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`'\"'`, |
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"\"\n\"", |
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"\"\\n\n\"", |
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"'\n'", |
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"`1`9`", |
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`1231`, |
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`'\xF'`, |
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`""12345"`, |
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} |
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func TestUnquote(t *testing.T) { |
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for _, tt := range unquotetests { |
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out, err := Unquote(tt.in) |
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if err != nil { |
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require.Equal(t, tt.out, out, "Unquote(%#q)", tt.in) |
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} |
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} |
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// Run the quote tests too, backward. |
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for _, tt := range quotetests { |
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in, err := Unquote(tt.out) |
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require.Equal(t, tt.in, in, "Unquote(%#q)", tt.out) |
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require.NoError(t, err) |
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} |
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for _, s := range misquoted { |
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out, err := Unquote(s) |
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require.Empty(t, out, "Unquote(%#q)", s) |
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require.EqualError(t, err, ErrSyntax.Error(), "Unquote(%#q)", s) |
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} |
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}
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