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94 lines
2.9 KiB
94 lines
2.9 KiB
// Copyright 2013 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 bitwise operations with booleans.
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var t = 1;
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function testFalseLeftHandSide() {
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var b;
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if (t) b = false;
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assertEquals(b | 1, 1);
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assertEquals(b & 1, 0);
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assertEquals(b ^ 1, 1);
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assertEquals(b << 1, 0);
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assertEquals(b >> 1, 0);
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assertEquals(b >>> 1, 0);
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}
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function testFalseRightHandSide() {
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if (t) b = false;
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assertEquals(1 | b, 1);
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assertEquals(1 & b, 0);
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assertEquals(1 ^ b, 1);
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assertEquals(1 << b, 1);
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assertEquals(1 >> b, 1);
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assertEquals(1 >>> b, 1);
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}
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function testTrueLeftHandSide() {
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if (t) b = true;
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assertEquals(b | 1, 1);
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assertEquals(b & 1, 1);
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assertEquals(b ^ 1, 0);
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assertEquals(b << 1, 2);
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assertEquals(b >> 1, 0);
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assertEquals(b >>> 1, 0);
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}
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function testTrueRightHandSide() {
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if (t) b = true;
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assertEquals(1 | b, 1);
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assertEquals(1 & b, 1);
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assertEquals(1 ^ b, 0);
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assertEquals(1 << b, 2);
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assertEquals(1 >> b, 0);
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assertEquals(1 >>> b, 0);
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}
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function testBothSides() {
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if (t) a = true;
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if (t) b = false;
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assertEquals(a | b, 1);
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assertEquals(a & b, 0);
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assertEquals(a ^ b, 1);
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assertEquals(a << b, 1);
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assertEquals(a >> b, 1);
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assertEquals(a >>> b, 1);
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}
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testFalseLeftHandSide();
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testFalseRightHandSide();
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testTrueLeftHandSide();
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testTrueRightHandSide();
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testFalseLeftHandSide();
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testFalseRightHandSide();
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testTrueLeftHandSide();
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testTrueRightHandSide();
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testBothSides();
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testBothSides();
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