test_eventemitter_function_call.cjs
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test_eventemitter_function_call.cjs
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	const { EventEmitter } = require('events');

	function fail(message) {
	console.log(`FAIL: ${message}`);
	process.exit(1);
	}

	function Program() {
	EventEmitter.call(this);
	}

	Program.prototype = {};
	Program.prototype.__proto__ = EventEmitter.prototype;
	Program.prototype.constructor = Program;

	const program = new Program();

	if (!(program instanceof Program)) {
	fail('program should be an instance of Program');
	}

	let seen = 0;
	program.on('tick', () => {
	seen++;
	});
	program.emit('tick');

	if (seen !== 1) {
	fail('EventEmitter.call(this) should initialize event methods on custom receivers');
	}

	const ee = EventEmitter.call({});
	if (typeof ee !== 'object') {
	fail('EventEmitter.call({}) should return the receiver object');
	}

	console.log('PASS');