e8a87b0f50
Standalone grammar-aware translation engine with: - 3-tier verb/noun fallback (JSON locale → irregular maps → regular rules) - 6 built-in i18n.* namespace handlers (label, progress, count, done, fail, numeric) - Nested en.json with gram/prompt/time/lang sections (no flat command keys) - CLDR plural rules for 10 languages - Subject fluent API, number/time formatting, RTL detection - 55 tests passing Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
83 lines
1.7 KiB
Go
83 lines
1.7 KiB
Go
package i18n
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import "testing"
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func TestGetPluralCategory(t *testing.T) {
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tests := []struct {
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lang string
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n int
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want PluralCategory
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}{
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// English
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{"en", 0, PluralOther},
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{"en", 1, PluralOne},
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{"en", 2, PluralOther},
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// French (0 and 1 are singular)
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{"fr", 0, PluralOne},
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{"fr", 1, PluralOne},
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{"fr", 2, PluralOther},
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// Russian
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{"ru", 1, PluralOne},
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{"ru", 2, PluralFew},
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{"ru", 5, PluralMany},
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{"ru", 11, PluralMany},
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{"ru", 21, PluralOne},
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{"ru", 22, PluralFew},
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// Polish
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{"pl", 1, PluralOne},
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{"pl", 2, PluralFew},
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{"pl", 5, PluralMany},
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// Arabic
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{"ar", 0, PluralZero},
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{"ar", 1, PluralOne},
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{"ar", 2, PluralTwo},
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{"ar", 5, PluralFew},
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{"ar", 11, PluralMany},
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{"ar", 100, PluralOther},
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// Chinese (always other)
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{"zh", 0, PluralOther},
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{"zh", 1, PluralOther},
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{"zh", 100, PluralOther},
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// Fallback for unknown language uses English rules
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{"xx", 1, PluralOne},
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{"xx", 5, PluralOther},
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}
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for _, tt := range tests {
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t.Run(tt.lang, func(t *testing.T) {
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got := GetPluralCategory(tt.lang, tt.n)
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if got != tt.want {
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t.Errorf("GetPluralCategory(%q, %d) = %v, want %v", tt.lang, tt.n, got, tt.want)
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}
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})
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}
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}
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func TestGetPluralRule(t *testing.T) {
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// Known language
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rule := GetPluralRule("en")
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if rule == nil {
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t.Fatal("GetPluralRule(en) returned nil")
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}
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if rule(1) != PluralOne {
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t.Error("English rule(1) should be PluralOne")
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}
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// Base language extraction
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rule = GetPluralRule("en-US")
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if rule(1) != PluralOne {
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t.Error("English-US rule(1) should be PluralOne")
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}
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// Unknown falls back to English
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rule = GetPluralRule("xx-YY")
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if rule(1) != PluralOne {
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t.Error("Unknown rule(1) should fallback to English PluralOne")
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}
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}
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