mirror of https://github.com/lukechilds/node.git
Ryan Dahl
15 years ago
54 changed files with 1486 additions and 347 deletions
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// Copyright 2010 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include "cctest.h" |
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#include "type-info.h" |
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namespace v8 { |
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namespace internal { |
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TEST(ThreeBitRepresentation) { |
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// Numeric types and unknown should fit into the short
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// representation.
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CHECK(TypeInfo::ExpandedRepresentation( |
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TypeInfo::Unknown().ThreeBitRepresentation()).IsUnknown()); |
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CHECK(TypeInfo::ExpandedRepresentation( |
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TypeInfo::Number().ThreeBitRepresentation()).IsNumber()); |
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CHECK(TypeInfo::ExpandedRepresentation( |
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TypeInfo::Integer32().ThreeBitRepresentation()).IsInteger32()); |
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CHECK(TypeInfo::ExpandedRepresentation( |
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TypeInfo::Smi().ThreeBitRepresentation()).IsSmi()); |
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CHECK(TypeInfo::ExpandedRepresentation( |
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TypeInfo::Double().ThreeBitRepresentation()).IsDouble()); |
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// Other types should map to unknown.
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CHECK(TypeInfo::ExpandedRepresentation( |
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TypeInfo::Primitive().ThreeBitRepresentation()).IsUnknown()); |
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CHECK(TypeInfo::ExpandedRepresentation( |
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TypeInfo::String().ThreeBitRepresentation()).IsUnknown()); |
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} |
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} } // namespace v8::internal
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// Copyright 2010 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
|
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//
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// * Redistributions of source code must retain the above copyright
|
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// notice, this list of conditions and the following disclaimer.
|
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// * Redistributions in binary form must reproduce the above
|
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// copyright notice, this list of conditions and the following
|
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// disclaimer in the documentation and/or other materials provided
|
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// with the distribution.
|
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// * Neither the name of Google Inc. nor the names of its
|
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// contributors may be used to endorse or promote products derived
|
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// from this software without specific prior written permission.
|
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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function foo() { |
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for (var i = 1; i < 100; i++) { |
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var answer = 1; |
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for (var j = 1; j < 100; j++) { |
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if (answer == i) answer = 0; |
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// Positive case.
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print(j + " % " + i + " = " + answer); |
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m = j % i; |
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assertEquals(answer, m, j + " % " + i); |
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m = j % (-i); |
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assertEquals(answer, m, j + " % -" + i); |
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// Negative case.
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m = (-j) % i; |
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assertEquals(-answer, m, j + " % " + i); |
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// Check for negative zero.
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if (answer == 0) assertEquals(-Infinity, 1/m); |
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m = (-j) % (-i); |
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assertEquals(-answer, m, j + " % -" + i); |
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// Check for negative zero.
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if (answer == 0) assertEquals(-Infinity, 1/m); |
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answer++; |
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} |
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} |
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} |
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foo(); |
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@ -0,0 +1,36 @@ |
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// Copyright 2010 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
|
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// notice, this list of conditions and the following disclaimer.
|
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// * Redistributions in binary form must reproduce the above
|
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// copyright notice, this list of conditions and the following
|
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// disclaimer in the documentation and/or other materials provided
|
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// with the distribution.
|
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// * Neither the name of Google Inc. nor the names of its
|
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// contributors may be used to endorse or promote products derived
|
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// from this software without specific prior written permission.
|
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//
|
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
|
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Test that JSON.stringify correctly truncates floating point numbers.
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// This test is based on chapter15/15.12/15.12.3/15.12.3-6-a-2.js in the
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// ES5 conformance tests.
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// See: http://code.google.com/p/v8/issues/detail?id=753
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var obj = {a1: {b1: [1,2,3,4], b2: {c1: 1, c2: 2}},a2: 'a2'}; |
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assertEquals(JSON.stringify(obj,null, 5.99999), JSON.stringify(obj,null, 5)); |
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