27 lines
1001 B
JavaScript
27 lines
1001 B
JavaScript
const test = require('tape');
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//const functionName = require('./functionName.js');
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// Custom override for console.debug to check output.
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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', (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 functionName === 'function', 'functionName is a Function');
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functionName(Math.max);
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t.equal(output, 'max', 'Works for native functions');
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function fun(x) {return x;}
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functionName(fun);
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t.equal(output, 'fun', 'Works for functions');
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const fn = x => x;
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functionName(fn);
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t.equal(output, 'fn', 'Works for arrow functions');
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//t.deepEqual(functionName(args..), 'Expected');
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//t.equal(functionName(args..), 'Expected');
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//t.false(functionName(args..), 'Expected');
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//t.throws(functionName(args..), 'Expected');
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t.end();
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});
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