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30 lines
730 B
30 lines
730 B
'use strict'; |
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var test = require('tape'); |
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var safePushApply = require('../'); |
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test('safe-push-apply', function (t) { |
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t.equal(typeof safePushApply, 'function', 'is a function'); |
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t.equal(safePushApply.length, 2, 'has a length of 2'); |
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t['throws']( |
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// @ts-expect-error |
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function () { safePushApply({}, []); }, |
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TypeError, |
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'throws if target is not an array' |
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); |
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var a = [1, 2]; |
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var b = [3, 4]; |
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safePushApply(a, b); |
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t.deepEqual(a, [1, 2, 3, 4], 'b is pushed into a'); |
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t.deepEqual(b, [3, 4], 'b is not modified'); |
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var c = '567'; |
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// @ts-expect-error TS ArrayLike doesn't accept strings for some reason |
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safePushApply(a, c); |
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t.deepEqual(a, [1, 2, 3, 4, '5', '6', '7'], 'works with arraylike source'); |
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t.end(); |
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});
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