From 354da79bb2edaa1af7d909d2774e7d67eb4e198c Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Tue, 23 Jan 2018 18:17:51 +0100 Subject: Add vendor --- vendor/golang.org/x/text/runes/cond_test.go | 282 ++++++++++++++++++++++++++++ 1 file changed, 282 insertions(+) create mode 100644 vendor/golang.org/x/text/runes/cond_test.go (limited to 'vendor/golang.org/x/text/runes/cond_test.go') diff --git a/vendor/golang.org/x/text/runes/cond_test.go b/vendor/golang.org/x/text/runes/cond_test.go new file mode 100644 index 0000000..44cd36d --- /dev/null +++ b/vendor/golang.org/x/text/runes/cond_test.go @@ -0,0 +1,282 @@ +// Copyright 2015 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package runes + +import ( + "strings" + "testing" + "unicode" + + "golang.org/x/text/cases" + "golang.org/x/text/language" + "golang.org/x/text/transform" +) + +var ( + toUpper = cases.Upper(language.Und) + toLower = cases.Lower(language.Und) +) + +type spanformer interface { + transform.SpanningTransformer +} + +func TestPredicate(t *testing.T) { + testConditional(t, func(rt *unicode.RangeTable, t, f spanformer) spanformer { + return If(Predicate(func(r rune) bool { + return unicode.Is(rt, r) + }), t, f) + }) +} + +func TestIn(t *testing.T) { + testConditional(t, func(rt *unicode.RangeTable, t, f spanformer) spanformer { + return If(In(rt), t, f) + }) +} + +func TestNotIn(t *testing.T) { + testConditional(t, func(rt *unicode.RangeTable, t, f spanformer) spanformer { + return If(NotIn(rt), f, t) + }) +} + +func testConditional(t *testing.T, f func(rt *unicode.RangeTable, t, f spanformer) spanformer) { + lower := f(unicode.Latin, toLower, toLower) + + for i, tt := range []transformTest{{ + desc: "empty", + szDst: large, + atEOF: true, + in: "", + out: "", + outFull: "", + t: lower, + }, { + desc: "small", + szDst: 1, + atEOF: true, + in: "B", + out: "b", + outFull: "b", + errSpan: transform.ErrEndOfSpan, + t: lower, + }, { + desc: "short dst", + szDst: 2, + atEOF: true, + in: "AAA", + out: "aa", + outFull: "aaa", + err: transform.ErrShortDst, + errSpan: transform.ErrEndOfSpan, + t: lower, + }, { + desc: "short dst writing error", + szDst: 1, + atEOF: false, + in: "A\x80", + out: "a", + outFull: "a\x80", + err: transform.ErrShortDst, + errSpan: transform.ErrEndOfSpan, + t: lower, + }, { + desc: "short dst writing incomplete rune", + szDst: 2, + atEOF: true, + in: "Σ\xc2", + out: "Σ", + outFull: "Σ\xc2", + err: transform.ErrShortDst, + t: f(unicode.Latin, toLower, nil), + }, { + desc: "short dst, longer", + szDst: 5, + atEOF: true, + in: "Hellø", + out: "Hell", + outFull: "Hellø", + err: transform.ErrShortDst, + // idem is used to test short buffers by forcing processing of full-rune increments. + t: f(unicode.Latin, Map(idem), nil), + }, { + desc: "short dst, longer, writing error", + szDst: 6, + atEOF: false, + in: "\x80Hello\x80", + out: "\x80Hello", + outFull: "\x80Hello\x80", + err: transform.ErrShortDst, + t: f(unicode.Latin, Map(idem), nil), + }, { + desc: "short src", + szDst: 2, + atEOF: false, + in: "A\xc2", + out: "a", + outFull: "a\xc2", + err: transform.ErrShortSrc, + errSpan: transform.ErrEndOfSpan, + t: lower, + }, { + desc: "short src no change", + szDst: 2, + atEOF: false, + in: "a\xc2", + out: "a", + outFull: "a\xc2", + err: transform.ErrShortSrc, + errSpan: transform.ErrShortSrc, + nSpan: 1, + t: lower, + }, { + desc: "invalid input, atEOF", + szDst: large, + atEOF: true, + in: "\x80", + out: "\x80", + outFull: "\x80", + t: lower, + }, { + desc: "invalid input, !atEOF", + szDst: large, + atEOF: false, + in: "\x80", + out: "\x80", + outFull: "\x80", + t: lower, + }, { + desc: "invalid input, incomplete rune atEOF", + szDst: large, + atEOF: true, + in: "\xc2", + out: "\xc2", + outFull: "\xc2", + t: lower, + }, { + desc: "nop", + szDst: large, + atEOF: true, + in: "Hello World!", + out: "Hello World!", + outFull: "Hello World!", + t: f(unicode.Latin, nil, nil), + }, { + desc: "nop in", + szDst: large, + atEOF: true, + in: "THIS IS α ΤΕΣΤ", + out: "this is α ΤΕΣΤ", + outFull: "this is α ΤΕΣΤ", + errSpan: transform.ErrEndOfSpan, + t: f(unicode.Greek, nil, toLower), + }, { + desc: "nop in latin", + szDst: large, + atEOF: true, + in: "THIS IS α ΤΕΣΤ", + out: "THIS IS α τεστ", + outFull: "THIS IS α τεστ", + errSpan: transform.ErrEndOfSpan, + t: f(unicode.Latin, nil, toLower), + }, { + desc: "nop not in", + szDst: large, + atEOF: true, + in: "THIS IS α ΤΕΣΤ", + out: "this is α ΤΕΣΤ", + outFull: "this is α ΤΕΣΤ", + errSpan: transform.ErrEndOfSpan, + t: f(unicode.Latin, toLower, nil), + }, { + desc: "pass atEOF is true when at end", + szDst: large, + atEOF: true, + in: "hello", + out: "HELLO", + outFull: "HELLO", + errSpan: transform.ErrEndOfSpan, + t: f(unicode.Latin, upperAtEOF{}, nil), + }, { + desc: "pass atEOF is true when at end of segment", + szDst: large, + atEOF: true, + in: "hello ", + out: "HELLO ", + outFull: "HELLO ", + errSpan: transform.ErrEndOfSpan, + t: f(unicode.Latin, upperAtEOF{}, nil), + }, { + desc: "don't pass atEOF is true when atEOF is false", + szDst: large, + atEOF: false, + in: "hello", + out: "", + outFull: "HELLO", + err: transform.ErrShortSrc, + errSpan: transform.ErrShortSrc, + t: f(unicode.Latin, upperAtEOF{}, nil), + }, { + desc: "pass atEOF is true when at end, no change", + szDst: large, + atEOF: true, + in: "HELLO", + out: "HELLO", + outFull: "HELLO", + t: f(unicode.Latin, upperAtEOF{}, nil), + }, { + desc: "pass atEOF is true when at end of segment, no change", + szDst: large, + atEOF: true, + in: "HELLO ", + out: "HELLO ", + outFull: "HELLO ", + t: f(unicode.Latin, upperAtEOF{}, nil), + }, { + desc: "large input ASCII", + szDst: 12000, + atEOF: false, + in: strings.Repeat("HELLO", 2000), + out: strings.Repeat("hello", 2000), + outFull: strings.Repeat("hello", 2000), + errSpan: transform.ErrEndOfSpan, + err: nil, + t: lower, + }, { + desc: "large input non-ASCII", + szDst: 12000, + atEOF: false, + in: strings.Repeat("\u3333", 2000), + out: strings.Repeat("\u3333", 2000), + outFull: strings.Repeat("\u3333", 2000), + err: nil, + t: lower, + }} { + tt.check(t, i) + } +} + +// upperAtEOF is a strange Transformer that converts text to uppercase, but only +// if atEOF is true. +type upperAtEOF struct{ transform.NopResetter } + +func (upperAtEOF) Transform(dst, src []byte, atEOF bool) (nDst, nSrc int, err error) { + if !atEOF { + return 0, 0, transform.ErrShortSrc + } + return toUpper.Transform(dst, src, atEOF) +} + +func (upperAtEOF) Span(src []byte, atEOF bool) (n int, err error) { + if !atEOF { + return 0, transform.ErrShortSrc + } + return toUpper.Span(src, atEOF) +} + +func BenchmarkConditional(b *testing.B) { + doBench(b, If(In(unicode.Hangul), transform.Nop, transform.Nop)) +} -- cgit v1.2.3