From f5437632f486b7d0a0a181c58f113c86d032b02c Mon Sep 17 00:00:00 2001 From: Christopher Speller Date: Mon, 24 Apr 2017 20:11:36 -0400 Subject: Upgrading server dependancies (#6215) --- .../x/text/feature/plural/plural_test.go | 203 +++++++++++++++++++++ 1 file changed, 203 insertions(+) create mode 100644 vendor/golang.org/x/text/feature/plural/plural_test.go (limited to 'vendor/golang.org/x/text/feature/plural/plural_test.go') diff --git a/vendor/golang.org/x/text/feature/plural/plural_test.go b/vendor/golang.org/x/text/feature/plural/plural_test.go new file mode 100644 index 000000000..e5524c59a --- /dev/null +++ b/vendor/golang.org/x/text/feature/plural/plural_test.go @@ -0,0 +1,203 @@ +// Copyright 2016 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 plural + +import ( + "fmt" + "reflect" + "strconv" + "strings" + "testing" + + "golang.org/x/text/language" +) + +func TestGetIntApprox(t *testing.T) { + const big = 1234567890 + testCases := []struct { + digits string + start int + end int + nMod int + want int + }{ + {"123", 0, 1, 1, 1}, + {"123", 0, 2, 1, big}, + {"123", 0, 2, 2, 12}, + {"123", 3, 4, 2, 0}, + {"12345", 3, 4, 2, 4}, + + {"123", 0, 5, 2, big}, + {"123", 0, 5, 3, big}, + {"123", 0, 5, 4, big}, + {"123", 0, 5, 5, 12300}, + {"123", 0, 5, 6, 12300}, + {"123", 0, 5, 7, 12300}, + + // Translation of examples in MatchDigits. + // Integer parts + {"123", 0, 3, 3, 123}, // 123 + {"1234", 0, 3, 3, 123}, // 123.4 + {"1", 0, 6, 8, 100000}, // 100000 + + // Fraction parts + {"123", 3, 3, 3, 0}, // 123 + {"1234", 3, 4, 3, 4}, // 123.4 + {"1234", 3, 5, 3, 40}, // 123.40 + {"1", 6, 8, 8, 0}, // 100000.00 + } + for _, tc := range testCases { + t.Run(fmt.Sprintf("%s:%d:%d/%d", tc.digits, tc.start, tc.end, tc.nMod), func(t *testing.T) { + got := getIntApprox(mkDigits(tc.digits), tc.start, tc.end, tc.nMod, big) + if got != tc.want { + t.Errorf("got %d; want %d", got, tc.want) + } + }) + } +} + +func mkDigits(s string) []byte { + b := []byte(s) + for i := range b { + b[i] -= '0' + } + return b +} + +func TestValidForms(t *testing.T) { + testCases := []struct { + tag language.Tag + want []Form + }{ + {language.AmericanEnglish, []Form{Other, One}}, + {language.Portuguese, []Form{Other, One}}, + {language.Latvian, []Form{Other, Zero, One}}, + {language.Arabic, []Form{Other, Zero, One, Two, Few, Many}}, + {language.Russian, []Form{Other, One, Few, Many}}, + } + for _, tc := range testCases { + got := validForms(cardinal, tc.tag) + if !reflect.DeepEqual(got, tc.want) { + t.Errorf("validForms(%v): got %v; want %v", tc.tag, got, tc.want) + } + } +} + +func TestOrdinal(t *testing.T) { + testPlurals(t, Ordinal, ordinalTests) +} + +func TestCardinal(t *testing.T) { + testPlurals(t, Cardinal, cardinalTests) +} + +func testPlurals(t *testing.T, p *Rules, testCases []pluralTest) { + for _, tc := range testCases { + for _, loc := range strings.Split(tc.locales, " ") { + tag := language.MustParse(loc) + // Test integers + for _, s := range tc.integer { + a := strings.Split(s, "~") + from := parseUint(t, a[0]) + to := from + if len(a) > 1 { + to = parseUint(t, a[1]) + } + for n := from; n <= to; n++ { + t.Run(fmt.Sprintf("%s/int(%d)", loc, n), func(t *testing.T) { + if f := p.matchComponents(tag, n, 0, 0); f != Form(tc.form) { + t.Errorf("matchComponents: got %v; want %v", f, Form(tc.form)) + } + digits := []byte(fmt.Sprint(n)) + for i := range digits { + digits[i] -= '0' + } + if f := p.MatchDigits(tag, digits, 0, 0); f != Form(tc.form) { + t.Errorf("MatchDigits: got %v; want %v", f, Form(tc.form)) + } + }) + } + } + // Test decimals + for _, s := range tc.decimal { + a := strings.Split(s, "~") + from, scale := parseFixedPoint(t, a[0]) + to := from + if len(a) > 1 { + var toScale int + if to, toScale = parseFixedPoint(t, a[1]); toScale != scale { + t.Fatalf("%s:%s: non-matching scales %d versus %d", loc, s, scale, toScale) + } + } + m := 1 + for i := 0; i < scale; i++ { + m *= 10 + } + for n := from; n <= to; n++ { + num := fmt.Sprintf("%[1]d.%0[3]*[2]d", n/m, n%m, scale) + name := fmt.Sprintf("%s:dec(%s)", loc, num) + t.Run(name, func(t *testing.T) { + if f := p.matchComponents(tag, n/m, n%m, scale); f != Form(tc.form) { + t.Errorf("matchComponents: got %v; want %v", f, Form(tc.form)) + } + digits := []byte(strings.Replace(num, ".", "", 1)) + for i := range digits { + digits[i] -= '0' + } + if f := p.MatchDigits(tag, digits, -scale, scale); f != Form(tc.form) { + t.Errorf("MatchDigits: got %v; want %v", f, Form(tc.form)) + } + }) + } + } + } + } +} + +func parseUint(t *testing.T, s string) int { + val, err := strconv.ParseUint(s, 10, 32) + if err != nil { + t.Fatal(err) + } + return int(val) +} + +func parseFixedPoint(t *testing.T, s string) (val, scale int) { + p := strings.Index(s, ".") + s = strings.Replace(s, ".", "", 1) + v, err := strconv.ParseUint(s, 10, 32) + if err != nil { + t.Fatal(err) + } + return int(v), len(s) - p +} + +func BenchmarkPluralSimpleCases(b *testing.B) { + p := Cardinal + en, _ := language.CompactIndex(language.English) + zh, _ := language.CompactIndex(language.Chinese) + for i := 0; i < b.N; i++ { + matchPlural(p, en, 0, 0, 0) // 0 + matchPlural(p, en, 1, 0, 0) // 1 + matchPlural(p, en, 2, 12, 3) // 2.120 + matchPlural(p, zh, 0, 0, 0) // 0 + matchPlural(p, zh, 1, 0, 0) // 1 + matchPlural(p, zh, 2, 12, 3) // 2.120 + } +} + +func BenchmarkPluralComplexCases(b *testing.B) { + p := Cardinal + ar, _ := language.CompactIndex(language.Arabic) + lv, _ := language.CompactIndex(language.Latvian) + for i := 0; i < b.N; i++ { + matchPlural(p, lv, 0, 19, 2) // 0.19 + matchPlural(p, lv, 11, 0, 3) // 11.000 + matchPlural(p, lv, 100, 123, 4) // 0.1230 + matchPlural(p, ar, 0, 0, 0) // 0 + matchPlural(p, ar, 110, 0, 0) // 110 + matchPlural(p, ar, 99, 99, 2) // 99.99 + } +} -- cgit v1.2.3-1-g7c22