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Diffstat (limited to 'V8Binding/v8/test/mjsunit/negate.js')
-rw-r--r-- | V8Binding/v8/test/mjsunit/negate.js | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/V8Binding/v8/test/mjsunit/negate.js b/V8Binding/v8/test/mjsunit/negate.js deleted file mode 100644 index 70daf24..0000000 --- a/V8Binding/v8/test/mjsunit/negate.js +++ /dev/null @@ -1,59 +0,0 @@ -// Copyright 2008 the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following -// disclaimer in the documentation and/or other materials provided -// with the distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -const SMI_MAX = (1 << 30) - 1; -const SMI_MIN = -(1 << 30); - -function testmulneg(a, b) { - var base = a * b; - assertEquals(-base, a * -b, "a * -b where a = " + a + ", b = " + b); - assertEquals(-base, -a * b, "-a * b where a = " + a + ", b = " + b); - assertEquals(base, -a * -b, "*-a * -b where a = " + a + ", b = " + b); -} - -testmulneg(2, 3); -testmulneg(SMI_MAX, 3); -testmulneg(SMI_MIN, 3); -testmulneg(3.2, 2.3); - -var x = { valueOf: function() { return 2; } }; -var y = { valueOf: function() { return 3; } }; - -testmulneg(x, y); - -// The test below depends on the correct evaluation order, which is not -// implemented by any of the known JS engines. -var z; -var v = { valueOf: function() { z+=2; return z; } }; -var w = { valueOf: function() { z+=3; return z; } }; - -z = 0; -var base = v * w; -z = 0; -assertEquals(-base, -v * w); -z = 0; -assertEquals(base, -v * -w); |