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253 lines
9.2 KiB
253 lines
9.2 KiB
// Copyright 2013 the V8 project authors. All rights reserved.
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// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
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//
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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
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// are met:
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// 1. 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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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in the
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// documentation and/or other materials provided with the distribution.
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//
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// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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// ANY 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 OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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description("test that comparison operators work correctly.")
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function makeTest(start, end, expression, relationship, override, invert) {
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var resultValue = eval(relationship + expression + 0) || !!override;
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if (invert)
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resultValue = !resultValue;
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var expr = start + expression + end;
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var result = [];
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function func(content) { var f = new Function(content); f.toString = function(){ return content}; return f; }
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result.push([new func("return " + expr + ";"), resultValue]);
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result.push([new func("if (" + expr + ") return true; return false;"), resultValue]);
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result.push([new func("var k = 0; while (" + expr + ") if (k++) return true; return false;"), resultValue]);
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result.push([new func("var k = 0; for (; " + expr + "; ) if (k++) return true; return false;"), resultValue]);
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return result;
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}
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function doTest(lhs, rhs, relationship) {
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var expressionParts = [["(",")"],["(", ") || 1", true],["(", ") && 1"],["(", ") || 1", true],["1 || (",")", true],["1 && (",")"]];
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var expressions = [];
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var tests = [];
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for (var i = 0; i < expressionParts.length; i++) {
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var start = expressionParts[i][0] + lhs;
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var end = String(rhs) + expressionParts[i][1];
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tests.push.apply(tests, makeTest(start, end, ">", relationship, expressionParts[i][2]));
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tests.push.apply(tests, makeTest(start, end, ">=", relationship, expressionParts[i][2]));
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}
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for (var i = 0; i < tests.length; i++) {
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if ((r=tests[i][0]()) == tests[i][1])
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testPassed(tests[i][0] + " is " + tests[i][1]);
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else
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testFailed(tests[i][0] + " is " + r + " and should be " + tests[i][1] + ".");
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}
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}
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var letterA = "a";
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var letterB = "b";
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var letter0 = "0";
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var One = 1;
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var Zero = 0;
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doTest('"a"', '"b"', -1);
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doTest('"a"', '"a"', 0);
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doTest('"b"', '"a"', 1);
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doTest('letterA', '"b"', -1);
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doTest('letterA', '"a"', 0);
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doTest('"b"', '"a"', 1);
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doTest('letterA', '"b"', -1);
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doTest('letterA', 'letterA', 0);
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doTest('"b"', 'letterA', 1);
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doTest('"a"', '"b"', -1);
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doTest('"a"', 'letterA', 0);
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doTest('"b"', 'letterA', 1);
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doTest('"a"', '0', NaN);
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doTest('0', '"a"', NaN);
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doTest('0', '"0"', 0);
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doTest('Zero', 'letter0', 0);
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doTest('0', 'letter0', 0);
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doTest('Zero', '"0"', 0);
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doTest('-1', '"0"', -1);
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doTest('1', '"0"', 1);
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doTest('0', '"-1"', 1);
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doTest('0', '"1"', -1);
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doTest('letterA', '0', NaN);
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doTest('letterA', '"a"', 0);
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doTest('0', '"a"', NaN);
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doTest('letterA', 'letterA', 0);
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doTest('0', 'letterA', NaN);
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doTest('"a"', 'letterA', 0);
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doTest('0', 'letterA', NaN);
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doTest('0', '1', -1);
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doTest('0', '0', 0);
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doTest('1', '0', 1);
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doTest('Zero', '1', -1);
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doTest('Zero', '0', 0);
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doTest('1', 'Zero', 1);
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doTest('0', 'One', -1);
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doTest('One', '0', 1);
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shouldBeTrue("0 >= 0");
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shouldBeTrue("1 >= 0");
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shouldBeTrue("1 >= 1");
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shouldBeTrue("1 > 0");
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shouldBeFalse("0 >= 1");
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shouldBeFalse("1 >= 2");
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shouldBeFalse("1 > 1");
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shouldBeFalse("1 > 2");
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shouldBeTrue("if (0 >= 0 || 0) true; else false");
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shouldBeTrue("if (1 >= 0 || 0) true; else false");
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shouldBeTrue("if (1 >= 1 || 0) true; else false");
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shouldBeTrue("if (0 < 1 || 0) true; else false");
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shouldBeFalse("if (0 >= 1 || 0) true; else false");
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shouldBeFalse("if (1 >= 2 || 0) true; else false");
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shouldBeFalse("if (1 < 1 || 0) true; else false");
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shouldBeFalse("if (2 < 1 || 0) true; else false");
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shouldBeTrue("0.5 >= 0");
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shouldBeTrue("1.5 >= 0");
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shouldBeTrue("1.5 >= 1");
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shouldBeTrue("1.5 > 0");
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shouldBeFalse("0.5 >= 1");
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shouldBeFalse("1.5 >= 2");
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shouldBeTrue("1.5 > 1");
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shouldBeFalse("1.5 > 2");
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shouldBeTrue("if (0.5 >= 0 || 0) true; else false");
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shouldBeTrue("if (1.5 >= 0 || 0) true; else false");
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shouldBeTrue("if (1.5 >= 1 || 0) true; else false");
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shouldBeTrue("if (0 < 1.5 || 0) true; else false");
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shouldBeFalse("if (0.5 >= 1 || 0) true; else false");
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shouldBeFalse("if (1.5 >= 2 || 0) true; else false");
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shouldBeTrue("if (1 < 1.5 || 0) true; else false");
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shouldBeFalse("if (2 < 1.5 || 0) true; else false");
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var zero = 0;
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var one = 1;
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var two = 2;
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var p5 = 0.5;
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var p15 = 1.5;
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shouldBeTrue("zero >= zero");
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shouldBeTrue("1 >= zero");
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shouldBeTrue("1 >= 1");
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shouldBeTrue("1 > zero");
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shouldBeFalse("zero >= 1");
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shouldBeFalse("1 >= 2");
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shouldBeFalse("1 > 1");
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shouldBeFalse("1 > 2");
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shouldBeTrue("if (zero >= zero || 0) true; else false");
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shouldBeTrue("if (1 >= zero || zero) true; else false");
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shouldBeTrue("if (1 >= 1 || zero) true; else false");
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shouldBeTrue("if (zero < 1 || zero) true; else false");
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shouldBeFalse("if (zero >= 1 || zero) true; else false");
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shouldBeFalse("if (1 >= 2 || zero) true; else false");
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shouldBeFalse("if (1 < 1 || zero) true; else false");
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shouldBeFalse("if (2 < 1 || zero) true; else false");
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shouldBeTrue("p5 >= 0");
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shouldBeTrue("p15 >= 0");
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shouldBeTrue("p15 >= 1");
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shouldBeTrue("p15 > 0");
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shouldBeFalse("p5 >= 1");
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shouldBeFalse("p15 >= 2");
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shouldBeTrue("p15 > 1");
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shouldBeFalse("p15 > 2");
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shouldBeTrue("if (p5 >= 0 || 0) true; else false");
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shouldBeTrue("if (p15 >= 0 || 0) true; else false");
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shouldBeTrue("if (p15 >= 1 || 0) true; else false");
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shouldBeTrue("if (0 < p15 || 0) true; else false");
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shouldBeFalse("if (p5 >= 1 || 0) true; else false");
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shouldBeFalse("if (p15 >= 2 || 0) true; else false");
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shouldBeTrue("if (1 < p15 || 0) true; else false");
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shouldBeFalse("if (2 < p15 || 0) true; else false");
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shouldBeTrue("zero >= zero");
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shouldBeTrue("one >= zero");
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shouldBeTrue("one >= one");
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shouldBeTrue("one > zero");
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shouldBeFalse("zero >= one");
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shouldBeFalse("one >= two");
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shouldBeFalse("one > one");
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shouldBeFalse("one > two");
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shouldBeTrue("if (zero >= zero || 0) true; else false");
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shouldBeTrue("if (one >= zero || zero) true; else false");
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shouldBeTrue("if (one >= one || zero) true; else false");
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shouldBeTrue("if (zero < one || zero) true; else false");
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shouldBeFalse("if (zero >= one || zero) true; else false");
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shouldBeFalse("if (one >= two || zero) true; else false");
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shouldBeFalse("if (one < one || zero) true; else false");
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shouldBeFalse("if (two < one || zero) true; else false");
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shouldBeTrue("p5 >= 0");
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shouldBeTrue("p15 >= 0");
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shouldBeTrue("p15 >= one");
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shouldBeTrue("p15 > 0");
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shouldBeFalse("p5 >= one");
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shouldBeFalse("p15 >= two");
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shouldBeTrue("p15 > one");
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shouldBeFalse("p15 > two");
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shouldBeTrue("if (p5 >= 0 || 0) true; else false");
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shouldBeTrue("if (p15 >= 0 || 0) true; else false");
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shouldBeTrue("if (p15 >= one || 0) true; else false");
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shouldBeTrue("if (0 < p15 || 0) true; else false");
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shouldBeFalse("if (p5 >= one || 0) true; else false");
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shouldBeFalse("if (p15 >= two || 0) true; else false");
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shouldBeTrue("if (one < p15 || 0) true; else false");
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shouldBeFalse("if (two < p15 || 0) true; else false");
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shouldBeFalse(" 0 > NaN");
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shouldBeFalse(" NaN > NaN");
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shouldBeFalse(" 0 >= NaN");
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shouldBeFalse(" NaN >= NaN");
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shouldBeFalse(" 0.5 > NaN");
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shouldBeFalse(" NaN > NaN");
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shouldBeFalse(" 0.5 >= NaN");
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shouldBeFalse(" NaN >= NaN");
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shouldBeFalse(" zero > NaN");
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shouldBeFalse("zero >= NaN");
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shouldBeFalse(" NaN >= NaN");
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shouldBeFalse(" p5 > NaN");
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shouldBeFalse("NaN > NaN");
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shouldBeFalse("p5 >= NaN");
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shouldBeFalse("NaN >= NaN");
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shouldBeFalse("if ( 0 > NaN) true; else false;");
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shouldBeFalse("if ( NaN > NaN) true; else false;");
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shouldBeFalse("if ( 0 >= NaN) true; else false;");
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shouldBeFalse("if ( NaN >= NaN) true; else false;");
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shouldBeFalse("if ( 0.5 > NaN) true; else false;");
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shouldBeFalse("if ( NaN > NaN) true; else false;");
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shouldBeFalse("if ( 0.5 >= NaN) true; else false;");
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shouldBeFalse("if ( NaN >= NaN) true; else false;");
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shouldBeFalse("if ( zero > NaN) true; else false;");
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shouldBeFalse("if (zero >= NaN) true; else false;");
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shouldBeFalse("if ( NaN >= NaN) true; else false;");
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shouldBeFalse("if ( p5 > NaN) true; else false;");
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shouldBeFalse("if (NaN > NaN) true; else false;");
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shouldBeFalse("if (p5 >= NaN) true; else false;");
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shouldBeFalse("if (NaN >= NaN) true; else false;");
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