20 lines
601 B
JavaScript
20 lines
601 B
JavaScript
import expect from 'expect';
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let output = '';
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const console = {};
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console.debug = (x) => output = x;
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// Override for testing
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const functionName = fn => (console.debug(fn.name), fn);
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test('Testing functionName', () => {
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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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expect(typeof functionName === 'function').toBeTruthy();
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functionName(Math.max);
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expect(output).toBe('max');
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function fun(x) {return x;}
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functionName(fun);
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expect(output).toBe('fun');
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const fn = x => x;
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functionName(fn);
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expect(output).toBe('fn');
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});
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