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13 lines
431 B
13 lines
431 B
export const tests = [] |
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const t = (f) => tests.push(f) |
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t(() => typeof concatStr === 'function', 'Should be a function') |
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t(() => concatStr.length === 2, 'Should takes 2 arguments') |
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t(() => concatStr('a', 'b') === 'ab') |
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t(() => concatStr('yolo', 'swag') === 'yoloswag') |
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// handle non strings correctly |
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t(() => concatStr(1, 2) === '12') |
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t(() => concatStr(concatStr, concatStr) === String(concatStr).repeat(2)) |
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Object.freeze(tests)
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