16 lines
761 B
JavaScript
16 lines
761 B
JavaScript
const test = require('tape');
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const differenceBy = require('./differenceBy.js');
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test('Testing differenceBy', (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 differenceBy === 'function', 'differenceBy is a Function');
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t.deepEqual(differenceBy([2.1, 1.2], [2.3, 3.4], Math.floor), [1.2], 'Works using a native function and numbers');
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t.deepEqual(differenceBy([{ x: 2 }, { x: 1 }], [{ x: 1 }], v => v.x), [ { x: 2 } ], 'Works with arrow function and objects');
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//t.deepEqual(differenceBy(args..), 'Expected');
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//t.equal(differenceBy(args..), 'Expected');
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//t.false(differenceBy(args..), 'Expected');
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//t.throws(differenceBy(args..), 'Expected');
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t.end();
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});
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