mathRound.js (1060B)
1 // Test Math.round() for IonMonkey. 2 // Requires --ion-eager to enter at the top of each loop. 3 4 var roundDTests = [ 5 [-0, -0], 6 [0.49999999999999997, 0], 7 [0.5, 1], 8 [1.0, 1], 9 [1.5, 2], 10 [792.8, 793], 11 [-0.1, -0], 12 [-1.0001, -1], 13 [-3.14, -3], 14 [2137483649.5, 2137483650], 15 [2137483648.5, 2137483649], 16 [2137483647.1, 2137483647], 17 [900000000000, 900000000000], 18 [-0, -0], 19 [-Infinity, -Infinity], 20 [Infinity, Infinity], 21 [NaN, NaN], 22 [-2147483648.8, -2147483649], 23 [-2147483649.8, -2147483650] 24 ]; 25 26 var roundITests = [ 27 [0, 0], 28 [4, 4], 29 [2147483648, 2147483648], 30 [-2147483649, -2147483649] 31 ]; 32 33 // Typed functions to be compiled by Ion. 34 function roundD(x) { return Math.round(x); } 35 function roundI(x) { return Math.round(x); } 36 37 function test() { 38 // Always run this function in the interpreter. 39 with ({}) {} 40 41 for (var i = 0; i < roundDTests.length; i++) 42 assertEq(roundD(roundDTests[i][0]), roundDTests[i][1]); 43 for (var i = 0; i < roundITests.length; i++) 44 assertEq(roundI(roundITests[i][0]), roundITests[i][1]); 45 } 46 47 for (var i = 0; i < 40; i++) 48 test();