| 68 | } |
| 69 | |
| 70 | func TestTruncateString(t *testing.T) { |
| 71 | tests := []struct { |
| 72 | name string |
| 73 | input string |
| 74 | maxLen int |
| 75 | expected string |
| 76 | }{ |
| 77 | { |
| 78 | name: "string shorter than max length", |
| 79 | input: "hello", |
| 80 | maxLen: 10, |
| 81 | expected: "hello", |
| 82 | }, |
| 83 | { |
| 84 | name: "string equal to max length", |
| 85 | input: "hello", |
| 86 | maxLen: 5, |
| 87 | expected: "hello", |
| 88 | }, |
| 89 | { |
| 90 | name: "string longer than max length", |
| 91 | input: "hello world", |
| 92 | maxLen: 8, |
| 93 | expected: "hello...", |
| 94 | }, |
| 95 | { |
| 96 | name: "max length 3 or less", |
| 97 | input: "hello", |
| 98 | maxLen: 3, |
| 99 | expected: "hel", |
| 100 | }, |
| 101 | { |
| 102 | name: "max length 2", |
| 103 | input: "hello", |
| 104 | maxLen: 2, |
| 105 | expected: "he", |
| 106 | }, |
| 107 | { |
| 108 | name: "max length 1", |
| 109 | input: "hello", |
| 110 | maxLen: 1, |
| 111 | expected: "h", |
| 112 | }, |
| 113 | { |
| 114 | name: "empty string", |
| 115 | input: "", |
| 116 | maxLen: 10, |
| 117 | expected: "", |
| 118 | }, |
| 119 | { |
| 120 | name: "unicode string", |
| 121 | input: "Hello 世界", |
| 122 | maxLen: 9, |
| 123 | expected: "Hello ...", |
| 124 | }, |
| 125 | } |
| 126 | |
| 127 | for _, tt := range tests { |