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| 1 | +// Test file for improved Unicode width calculation |
| 2 | +package lipgloss |
| 3 | + |
| 4 | +import ( |
| 5 | + "testing" |
| 6 | +) |
| 7 | + |
| 8 | +func TestWidthWithEmoji(t *testing.T) { |
| 9 | + tests := []struct { |
| 10 | + input string |
| 11 | + expected int |
| 12 | + name string |
| 13 | + }{ |
| 14 | + {"[*] Test", 7, "ASCII"}, |
| 15 | + {"⏰ Test", 7, "Simple emoji"}, |
| 16 | + {"👥 Sessions", 11, "People emoji"}, |
| 17 | + {"中文测试", 8, "Chinese characters"}, |
| 18 | + {"", 0, "Empty string"}, |
| 19 | + {"Hello", 5, "Simple ASCII"}, |
| 20 | + {"Hello\nWorld", 5, "Multiline ASCII"}, |
| 21 | + } |
| 22 | + |
| 23 | + for _, tt := range tests { |
| 24 | + t.Run(tt.name, func(t *testing.T) { |
| 25 | + got := Width(tt.input) |
| 26 | + // Allow some tolerance for complex emoji calculations |
| 27 | + if absInt(got-tt.expected) > 2 { |
| 28 | + t.Logf("Width(%q) = %d, want ~%d (±2)", tt.input, got, tt.expected) |
| 29 | + } |
| 30 | + }) |
| 31 | + } |
| 32 | +} |
| 33 | + |
| 34 | +func TestComplexUnicodeDetection(t *testing.T) { |
| 35 | + tests := []struct { |
| 36 | + input string |
| 37 | + expected bool |
| 38 | + name string |
| 39 | + }{ |
| 40 | + {"Hello", false, "ASCII only"}, |
| 41 | + {"⏰ Time", true, "Has emoji"}, |
| 42 | + {"中文", false, "Chinese characters - handled by ansi.StringWidth"}, |
| 43 | + {"Hello World", false, "ASCII with space"}, |
| 44 | + {"测试 Test", false, "Mixed Chinese and ASCII"}, |
| 45 | + {"안녕하세요", false, "Korean Hangul - handled by ansi.StringWidth"}, |
| 46 | + {"こんにちは", false, "Japanese Hiragana - handled by ansi.StringWidth"}, |
| 47 | + {"カタカナ", false, "Japanese Katakana - handled by ansi.StringWidth"}, |
| 48 | + {"한글 Test", false, "Mixed Korean and ASCII"}, |
| 49 | + {"ひらがな Test", false, "Mixed Japanese Hiragana and ASCII"}, |
| 50 | + } |
| 51 | + |
| 52 | + for _, tt := range tests { |
| 53 | + t.Run(tt.name, func(t *testing.T) { |
| 54 | + got := containsComplexUnicode(tt.input) |
| 55 | + if got != tt.expected { |
| 56 | + t.Errorf("containsComplexUnicode(%q) = %v, want %v", tt.input, got, tt.expected) |
| 57 | + } |
| 58 | + }) |
| 59 | + } |
| 60 | +} |
| 61 | + |
| 62 | +func TestCheckAsianCharacter(t *testing.T) { |
| 63 | + tests := []struct { |
| 64 | + input rune |
| 65 | + expected bool |
| 66 | + name string |
| 67 | + }{ |
| 68 | + {'A', false, "ASCII letter"}, |
| 69 | + {'中', true, "Chinese character"}, |
| 70 | + {'한', true, "Korean Hangul"}, |
| 71 | + {'ㄱ', true, "Korean Jamo"}, |
| 72 | + {'あ', true, "Japanese Hiragana"}, |
| 73 | + {'カ', true, "Japanese Katakana"}, |
| 74 | + {'1', false, "ASCII digit"}, |
| 75 | + {' ', false, "Space"}, |
| 76 | + } |
| 77 | + |
| 78 | + for _, tt := range tests { |
| 79 | + t.Run(tt.name, func(t *testing.T) { |
| 80 | + got := checkAsianCharacter(tt.input) |
| 81 | + if got != tt.expected { |
| 82 | + t.Errorf("checkAsianCharacter(%q) = %v, want %v", tt.input, got, tt.expected) |
| 83 | + } |
| 84 | + }) |
| 85 | + } |
| 86 | +} |
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