25 lines
1.3 KiB
JavaScript
25 lines
1.3 KiB
JavaScript
const test = require('tape');
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const union = require('./union.js');
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test('Testing union', (t) => {
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//For more information on all the methods supported by tape
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//Please go to https://github.com/substack/tape
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t.true(typeof union === 'function', 'union is a Function');
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t.deepEqual(union([1, 2, 3], [4, 3, 2]), [1, 2, 3, 4], "union([1, 2, 3], [4, 3, 2]) returns [1, 2, 3, 4]");
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t.deepEqual(union('str', 'asd'), [ 's', 't', 'r', 'a', 'd' ], "union('str', 'asd') returns [ 's', 't', 'r', 'a', 'd' ]");
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t.deepEqual(union([[], {}], [1, 2, 3]), [[], {}, 1, 2, 3], "union([[], {}], [1, 2, 3]) returns [[], {}, 1, 2, 3]");
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t.deepEqual(union([], []), [], "union([], []) returns []");
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t.throws(() => union(), 'union() throws an error');
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t.throws(() => union(true, 'str'), 'union(true, str) throws an error');
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t.throws(() => union('false', true), 'union(false, true) throws an error');
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t.throws(() => union(123, {}), 'union(123, {}) throws an error');
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t.throws(() => union([], {}), 'union([], {}) throws an error');
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t.throws(() => union(undefined, null), 'union(undefined, null) throws an error');
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let start = new Date().getTime();
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union([1, 2, 3], [4, 3, 2]);
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let end = new Date().getTime();
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t.true((end - start) < 2000, 'union([1, 2, 3], [4, 3, 2]) takes less than 2s to run');
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t.end();
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});
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