d8c30bd8e7
In doing so also remove all references to the --harmony-symbols flag. Due to the way context snapshotting works, it's not possible to simply enable the flag by default. BUG=v8:2158 LOG=Y R=dslomov@chromium.org Review URL: https://codereview.chromium.org/421313004 git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22831 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
39 lines
1.4 KiB
JavaScript
39 lines
1.4 KiB
JavaScript
// Copyright 2014 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --expose-debug-as debug
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// Test the mirror object for symbols.
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function testSymbolMirror(symbol, description) {
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// Create mirror and JSON representation.
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var mirror = debug.MakeMirror(symbol);
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var serializer = debug.MakeMirrorSerializer();
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var json = JSON.stringify(serializer.serializeValue(mirror));
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// Check the mirror hierachy.
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assertTrue(mirror instanceof debug.Mirror);
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assertTrue(mirror instanceof debug.ValueMirror);
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assertTrue(mirror instanceof debug.SymbolMirror);
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// Check the mirror properties.
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assertTrue(mirror.isSymbol());
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assertEquals(description, mirror.description());
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assertEquals('symbol', mirror.type());
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assertTrue(mirror.isPrimitive());
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var description_text = description === undefined ? "" : description;
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assertEquals('Symbol(' + description_text + ')', mirror.toText());
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assertSame(symbol, mirror.value());
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// Parse JSON representation and check.
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var fromJSON = eval('(' + json + ')');
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assertEquals('symbol', fromJSON.type);
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assertEquals(description, fromJSON.description);
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}
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// Test a number of different symbols.
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testSymbolMirror(Symbol("a"), "a");
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testSymbolMirror(Symbol(12), "12");
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testSymbolMirror(Symbol.for("b"), "b");
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testSymbolMirror(Symbol(), undefined);
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