js/src/jit-test/tests/basic/number-isinteger.js

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/js/src/jit-test/tests/basic/number-isinteger.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,15 @@
     1.4 +assertEq(Number.isInteger(4), true);
     1.5 +assertEq(Number.isInteger(4.), true);
     1.6 +assertEq(Number.isInteger(4.2), false);
     1.7 +assertEq(Number.isInteger(0.), true);
     1.8 +assertEq(Number.isInteger(-0.), true);
     1.9 +assertEq(Number.isInteger(Infinity), false);
    1.10 +assertEq(Number.isInteger(-Infinity), false);
    1.11 +assertEq(Number.isInteger(NaN), false);
    1.12 +assertEq(Number.isInteger(true), false);
    1.13 +assertEq(Number.isInteger(false), false);
    1.14 +assertEq(Number.isInteger({valueOf: function () { return 3; }}), false);
    1.15 +assertEq(Number.isInteger({valueOf: function () { return 0/0; }}), false);
    1.16 +assertEq(Number.isInteger({ valueOf: function() { throw 17; } }), false);
    1.17 +assertEq(Number.isInteger({ toString: function() { throw 17; } }), false);
    1.18 +assertEq(Number.isInteger({ valueOf: function() { throw 17; }, toString: function() { throw 42; } }), false);

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