michael@0: /*
michael@0:  * Any copyright is dedicated to the Public Domain.
michael@0:  * http://creativecommons.org/licenses/publicdomain/
michael@0:  */
michael@0: 
michael@0: /*
michael@0:  *   ECMA-262 6th Edition / Draft November 8, 2013
michael@0:  *
michael@0:  *   20.2.2 Function Properties of the Math Object
michael@0:  */
michael@0: 
michael@0: /*
michael@0:  * This custom object will allow us to check if valueOf() is called
michael@0:  */
michael@0: 
michael@0: TestNumber.prototype = new Number();
michael@0: 
michael@0: function TestNumber(value) {
michael@0:     this.value = value;
michael@0:     this.valueOfCalled = false;
michael@0: }
michael@0: 
michael@0: TestNumber.prototype = {
michael@0:     valueOf: function() {
michael@0:         this.valueOfCalled = true;
michael@0:         return this.value;
michael@0:     }
michael@0: }
michael@0: 
michael@0: // Verify that each TestNumber's flag is set after calling Math func
michael@0: function test(func /*, args */) {
michael@0:     var args = Array.prototype.slice.call(arguments, 1);
michael@0:     func.apply(null, args);
michael@0: 
michael@0:     for (var i = 0; i < args.length; ++i)
michael@0:         assertEq(args[i].valueOfCalled, true);
michael@0: }
michael@0: 
michael@0: // Note that we are not testing these functions' return values
michael@0: // We only test whether valueOf() is called for each argument
michael@0: 
michael@0: // 1. Test Math.atan2()
michael@0: var x = new TestNumber(1);
michael@0: test(Math.atan2, x);
michael@0: 
michael@0: var x = new TestNumber(1);
michael@0: var y = new TestNumber(2);
michael@0: test(Math.atan2, y, x);
michael@0: 
michael@0: // Remove comment block once patch for bug 896264 is approved
michael@0: /*
michael@0: // 2. Test Math.hypot()
michael@0: var x = new TestNumber(1);
michael@0: test(Math.hypot, x);
michael@0: 
michael@0: var x = new TestNumber(1);
michael@0: var y = new TestNumber(2);
michael@0: test(Math.hypot, x, y);
michael@0: 
michael@0: var x = new TestNumber(1);
michael@0: var y = new TestNumber(2);
michael@0: var z = new TestNumber(3);
michael@0: test(Math.hypot, x, y, z);
michael@0: */
michael@0: 
michael@0: // Remove comment block once patch for bug 808148 is approved
michael@0: /*
michael@0: // 3. Test Math.imul()
michael@0: var x = new TestNumber(1);
michael@0: test(Math.imul, x);
michael@0: 
michael@0: var x = new TestNumber(1);
michael@0: var y = new TestNumber(2);
michael@0: test(Math.imul, x, y);
michael@0: */
michael@0: 
michael@0: // 4. Test Math.max()
michael@0: var x = new TestNumber(1);
michael@0: test(Math.max, x);
michael@0: 
michael@0: var x = new TestNumber(1);
michael@0: var y = new TestNumber(2);
michael@0: test(Math.max, x, y);
michael@0: 
michael@0: var x = new TestNumber(1);
michael@0: var y = new TestNumber(2);
michael@0: var z = new TestNumber(3);
michael@0: test(Math.max, x, y, z);
michael@0: 
michael@0: // 5. Test Math.min()
michael@0: var x = new TestNumber(1);
michael@0: test(Math.min, x);
michael@0: 
michael@0: var x = new TestNumber(1);
michael@0: var y = new TestNumber(2);
michael@0: test(Math.min, x, y);
michael@0: 
michael@0: var x = new TestNumber(1);
michael@0: var y = new TestNumber(2);
michael@0: var z = new TestNumber(3);
michael@0: test(Math.min, x, y, z);
michael@0: 
michael@0: // 6. Test Math.pow()
michael@0: var x = new TestNumber(1);
michael@0: test(Math.pow, x);
michael@0: 
michael@0: var x = new TestNumber(1);
michael@0: var y = new TestNumber(2);
michael@0: test(Math.pow, x, y);
michael@0: 
michael@0: reportCompare(0, 0, "ok");
michael@0: