78 lines
2.6 KiB
JavaScript
78 lines
2.6 KiB
JavaScript
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// Copyright 2009 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 references and assignments to global variables.
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var g = 0;
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// Test compilation of a global variable store.
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assertEquals(1, eval('g = 1'));
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// Test that the store worked.
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assertEquals(1, g);
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// Test that patching the IC in the compiled code works.
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assertEquals(1, eval('g = 1'));
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assertEquals(1, g);
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assertEquals(1, eval('g = 1'));
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assertEquals(1, g);
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// Test a second store.
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assertEquals("2", eval('g = "2"'));
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assertEquals("2", g);
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// Test a load.
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assertEquals("2", eval('g'));
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// Test that patching the IC in the compiled code works.
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assertEquals("2", eval('g'));
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assertEquals("2", eval('g'));
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// Test a second load.
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g = 3;
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assertEquals(3, eval('g'));
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// Test postfix count operation
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var t;
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t = g++;
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assertEquals(3, t);
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assertEquals(4, g);
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code = "g--; 1";
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assertEquals(1, eval(code));
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assertEquals(3, g);
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// Test simple assignment to non-deletable and deletable globals.
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var glo1 = 0;
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function f1(x) { glo1 = x; }
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f1(42);
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assertEquals(glo1, 42);
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glo2 = 0;
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function f2(x) { glo2 = x; }
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f2(42);
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assertEquals(42, glo2);
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