mirror of
https://github.com/autc04/Retro68.git
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311 lines
7.6 KiB
Go
311 lines
7.6 KiB
Go
// Copyright 2009 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 strconv_test
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import (
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. "strconv"
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"testing"
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"unicode"
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)
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// Verify that our IsPrint agrees with unicode.IsPrint.
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func TestIsPrint(t *testing.T) {
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n := 0
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for r := rune(0); r <= unicode.MaxRune; r++ {
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if IsPrint(r) != unicode.IsPrint(r) {
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t.Errorf("IsPrint(%U)=%t incorrect", r, IsPrint(r))
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n++
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if n > 10 {
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return
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}
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}
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}
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}
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// Verify that our IsGraphic agrees with unicode.IsGraphic.
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func TestIsGraphic(t *testing.T) {
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n := 0
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for r := rune(0); r <= unicode.MaxRune; r++ {
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if IsGraphic(r) != unicode.IsGraphic(r) {
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t.Errorf("IsGraphic(%U)=%t incorrect", r, IsGraphic(r))
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n++
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if n > 10 {
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return
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}
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}
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}
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}
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type quoteTest struct {
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in string
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out string
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ascii string
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graphic string
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}
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var quotetests = []quoteTest{
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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"`, `"\a\b\f\r\n\t\v"`},
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{"\\", `"\\"`, `"\\"`, `"\\"`},
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{"abc\xffdef", `"abc\xffdef"`, `"abc\xffdef"`, `"abc\xffdef"`},
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{"\u263a", `"☺"`, `"\u263a"`, `"☺"`},
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{"\U0010ffff", `"\U0010ffff"`, `"\U0010ffff"`, `"\U0010ffff"`},
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{"\x04", `"\x04"`, `"\x04"`, `"\x04"`},
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// Some non-printable but graphic runes. Final column is double-quoted.
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{"!\u00a0!\u2000!\u3000!", `"!\u00a0!\u2000!\u3000!"`, `"!\u00a0!\u2000!\u3000!"`, "\"!\u00a0!\u2000!\u3000!\""},
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}
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func TestQuote(t *testing.T) {
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for _, tt := range quotetests {
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if out := Quote(tt.in); out != tt.out {
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t.Errorf("Quote(%s) = %s, want %s", tt.in, out, tt.out)
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}
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if out := AppendQuote([]byte("abc"), tt.in); string(out) != "abc"+tt.out {
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t.Errorf("AppendQuote(%q, %s) = %s, want %s", "abc", tt.in, out, "abc"+tt.out)
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}
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}
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}
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func TestQuoteToASCII(t *testing.T) {
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for _, tt := range quotetests {
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if out := QuoteToASCII(tt.in); out != tt.ascii {
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t.Errorf("QuoteToASCII(%s) = %s, want %s", tt.in, out, tt.ascii)
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}
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if out := AppendQuoteToASCII([]byte("abc"), tt.in); string(out) != "abc"+tt.ascii {
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t.Errorf("AppendQuoteToASCII(%q, %s) = %s, want %s", "abc", tt.in, out, "abc"+tt.ascii)
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}
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}
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}
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func TestQuoteToGraphic(t *testing.T) {
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for _, tt := range quotetests {
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if out := QuoteToGraphic(tt.in); out != tt.graphic {
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t.Errorf("QuoteToGraphic(%s) = %s, want %s", tt.in, out, tt.graphic)
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}
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if out := AppendQuoteToGraphic([]byte("abc"), tt.in); string(out) != "abc"+tt.graphic {
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t.Errorf("AppendQuoteToGraphic(%q, %s) = %s, want %s", "abc", tt.in, out, "abc"+tt.graphic)
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}
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}
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}
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type quoteRuneTest struct {
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in rune
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out string
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ascii string
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graphic string
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}
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var quoterunetests = []quoteRuneTest{
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{'a', `'a'`, `'a'`, `'a'`},
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{'\a', `'\a'`, `'\a'`, `'\a'`},
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{'\\', `'\\'`, `'\\'`, `'\\'`},
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{0xFF, `'ÿ'`, `'\u00ff'`, `'ÿ'`},
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{0x263a, `'☺'`, `'\u263a'`, `'☺'`},
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{0xfffd, `'<27>'`, `'\ufffd'`, `'<27>'`},
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{0x0010ffff, `'\U0010ffff'`, `'\U0010ffff'`, `'\U0010ffff'`},
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{0x0010ffff + 1, `'<27>'`, `'\ufffd'`, `'<27>'`},
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{0x04, `'\x04'`, `'\x04'`, `'\x04'`},
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// Some differences between graphic and printable. Note the last column is double-quoted.
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{'\u00a0', `'\u00a0'`, `'\u00a0'`, "'\u00a0'"},
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{'\u2000', `'\u2000'`, `'\u2000'`, "'\u2000'"},
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{'\u3000', `'\u3000'`, `'\u3000'`, "'\u3000'"},
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}
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func TestQuoteRune(t *testing.T) {
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for _, tt := range quoterunetests {
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if out := QuoteRune(tt.in); out != tt.out {
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t.Errorf("QuoteRune(%U) = %s, want %s", tt.in, out, tt.out)
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}
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if out := AppendQuoteRune([]byte("abc"), tt.in); string(out) != "abc"+tt.out {
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t.Errorf("AppendQuoteRune(%q, %U) = %s, want %s", "abc", tt.in, out, "abc"+tt.out)
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}
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}
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}
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func TestQuoteRuneToASCII(t *testing.T) {
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for _, tt := range quoterunetests {
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if out := QuoteRuneToASCII(tt.in); out != tt.ascii {
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t.Errorf("QuoteRuneToASCII(%U) = %s, want %s", tt.in, out, tt.ascii)
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}
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if out := AppendQuoteRuneToASCII([]byte("abc"), tt.in); string(out) != "abc"+tt.ascii {
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t.Errorf("AppendQuoteRuneToASCII(%q, %U) = %s, want %s", "abc", tt.in, out, "abc"+tt.ascii)
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}
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}
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}
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func TestQuoteRuneToGraphic(t *testing.T) {
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for _, tt := range quoterunetests {
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if out := QuoteRuneToGraphic(tt.in); out != tt.graphic {
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t.Errorf("QuoteRuneToGraphic(%U) = %s, want %s", tt.in, out, tt.graphic)
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}
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if out := AppendQuoteRuneToGraphic([]byte("abc"), tt.in); string(out) != "abc"+tt.graphic {
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t.Errorf("AppendQuoteRuneToGraphic(%q, %U) = %s, want %s", "abc", tt.in, out, "abc"+tt.graphic)
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}
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}
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}
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type canBackquoteTest struct {
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in string
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out bool
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}
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var canbackquotetests = []canBackquoteTest{
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{"`", false},
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{string(0), false},
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{string(1), false},
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{string(2), false},
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{string(3), false},
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{string(4), false},
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{string(5), false},
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{string(6), false},
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{string(7), false},
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{string(8), false},
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{string(9), true}, // \t
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{string(10), false},
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{string(11), false},
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{string(12), false},
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{string(13), false},
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{string(14), false},
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{string(15), false},
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{string(16), false},
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{string(17), false},
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{string(18), false},
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{string(19), false},
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{string(20), false},
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{string(21), false},
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{string(22), false},
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{string(23), false},
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{string(24), false},
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{string(25), false},
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{string(26), false},
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{string(27), false},
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{string(28), false},
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{string(29), false},
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{string(30), false},
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{string(31), false},
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{string(0x7F), false},
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{`' !"#$%&'()*+,-./:;<=>?@[\]^_{|}~`, true},
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{`0123456789`, true},
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{`ABCDEFGHIJKLMNOPQRSTUVWXYZ`, true},
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{`abcdefghijklmnopqrstuvwxyz`, true},
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{`☺`, true},
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{"\x80", false},
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{"a\xe0\xa0z", false},
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{"\ufeffabc", false},
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{"a\ufeffz", false},
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}
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func TestCanBackquote(t *testing.T) {
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for _, tt := range canbackquotetests {
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if out := CanBackquote(tt.in); out != tt.out {
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t.Errorf("CanBackquote(%q) = %v, want %v", tt.in, out, tt.out)
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}
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}
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}
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type unQuoteTest struct {
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in string
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out string
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}
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var unquotetests = []unQuoteTest{
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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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{`'a'`, "a"},
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{`'☹'`, "☹"},
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{`'\a'`, "\a"},
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{`'\x10'`, "\x10"},
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{`'\377'`, "\377"},
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{`'\u1234'`, "\u1234"},
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{`'\U00010111'`, "\U00010111"},
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{`'\t'`, "\t"},
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{`' '`, " "},
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{`'\''`, "'"},
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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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}
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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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`'ab'`,
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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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}
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func TestUnquote(t *testing.T) {
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for _, tt := range unquotetests {
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if out, err := Unquote(tt.in); err != nil && out != tt.out {
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t.Errorf("Unquote(%#q) = %q, %v want %q, nil", tt.in, out, err, tt.out)
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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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if in, err := Unquote(tt.out); in != tt.in {
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t.Errorf("Unquote(%#q) = %q, %v, want %q, nil", tt.out, in, err, tt.in)
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}
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}
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for _, s := range misquoted {
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if out, err := Unquote(s); out != "" || err != ErrSyntax {
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t.Errorf("Unquote(%#q) = %q, %v want %q, %v", s, out, err, "", ErrSyntax)
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}
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}
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}
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func BenchmarkUnquoteEasy(b *testing.B) {
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for i := 0; i < b.N; i++ {
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Unquote(`"Give me a rock, paper and scissors and I will move the world."`)
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}
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}
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func BenchmarkUnquoteHard(b *testing.B) {
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for i := 0; i < b.N; i++ {
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Unquote(`"\x47ive me a \x72ock, \x70aper and \x73cissors and \x49 will move the world."`)
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}
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}
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