function createComplexity(complexity) {
	let funcString = "function test (a) { if (a === 1) {";

	for (let i = 2; i < complexity; i++) {
		funcString += `} else if (a === ${i}) {`;
	}

	funcString += "} };";

	return funcString;
}
Generates a code string with the amount of complexity specified in the parameter
@param {number} complexity The level of complexity
@returns {string} Code with the amount of complexity specified in the parameter
@private