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22 lines
735 B
22 lines
735 B
var defined = require('../'); |
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var test = require('tape'); |
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test('defined-or', function (t) { |
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var u = undefined; |
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t.equal(defined(), u, 'empty arguments'); |
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t.equal(defined(u), u, '1 undefined'); |
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t.equal(defined(u, u), u, '2 undefined'); |
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t.equal(defined(u, u, u, u), u, '4 undefineds'); |
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t.equal(defined(undefined, false, true), false, 'false[0]'); |
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t.equal(defined(false, true), false, 'false[1]'); |
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t.equal(defined(undefined, 0, true), 0, 'zero[0]'); |
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t.equal(defined(0, true), 0, 'zero[1]'); |
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t.equal(defined(3, undefined, 4), 3, 'first arg'); |
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t.equal(defined(undefined, 3, 4), 3, 'second arg'); |
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t.equal(defined(undefined, undefined, 3), 3, 'third arg'); |
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t.end(); |
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});
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