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Extend test case to check truncation and 64-bit ints.

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Review URL: http://codereview.chromium.org/27045

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@1333 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
This commit is contained in:
kasperl@chromium.org 2009-02-23 08:41:33 +00:00
parent 0e1819d0b8
commit f6d9b194ba
1 changed files with 35 additions and 0 deletions
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35
test/mjsunit/toint32.js
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@ -42,6 +42,10 @@ assertEquals(0, toInt32(-0.1));
assertEquals(1, toInt32(1));
assertEquals(1, toInt32(1.1));
assertEquals(-1, toInt32(-1));
assertEquals(0, toInt32(0.6), "truncate positive (0.6)");
assertEquals(1, toInt32(1.6), "truncate positive (1.6)");
assertEquals(0, toInt32(-0.6), "truncate negative (-0.6)");
assertEquals(-1, toInt32(-1.6), "truncate negative (-1.6)");
assertEquals(2147483647, toInt32(2147483647));
assertEquals(-2147483648, toInt32(2147483648));
@ -78,3 +82,34 @@ assertEquals(1, toInt32(-4294967295.75));
assertEquals(1294967296, toInt32(-3000000000.25));
assertEquals(1294967296, toInt32(-3000000000.5));
assertEquals(1294967296, toInt32(-3000000000.75));
var base = Math.pow(2, 64);
assertEquals(0, toInt32(base + 0));
assertEquals(0, toInt32(base + 1117));
assertEquals(4096, toInt32(base + 2234));
assertEquals(4096, toInt32(base + 3351));
assertEquals(4096, toInt32(base + 4468));
assertEquals(4096, toInt32(base + 5585));
assertEquals(8192, toInt32(base + 6702));
assertEquals(8192, toInt32(base + 7819));
assertEquals(8192, toInt32(base + 8936));
assertEquals(8192, toInt32(base + 10053));
assertEquals(12288, toInt32(base + 11170));
assertEquals(12288, toInt32(base + 12287));
assertEquals(12288, toInt32(base + 13404));
assertEquals(16384, toInt32(base + 14521));
assertEquals(16384, toInt32(base + 15638));
assertEquals(16384, toInt32(base + 16755));
assertEquals(16384, toInt32(base + 17872));
assertEquals(20480, toInt32(base + 18989));
assertEquals(20480, toInt32(base + 20106));
assertEquals(20480, toInt32(base + 21223));
assertEquals(20480, toInt32(base + 22340));
assertEquals(24576, toInt32(base + 23457));
assertEquals(24576, toInt32(base + 24574));
assertEquals(24576, toInt32(base + 25691));
assertEquals(28672, toInt32(base + 26808));
assertEquals(28672, toInt32(base + 27925));
assertEquals(28672, toInt32(base + 29042));
assertEquals(28672, toInt32(base + 30159));
assertEquals(32768, toInt32(base + 31276));