v8/test/mjsunit/mirror-array.js
christian.plesner.hansen@gmail.com 9bed566bdb Changed copyright header from google inc. to v8 project authors.
Added presubmit step to check copyright.



git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@242 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
2008-09-09 20:08:45 +00:00

110 lines
4.2 KiB
JavaScript

// Copyright 2008 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// Flags: --expose-debug-as debug
// Test the mirror object for objects
function testArrayMirror(a, names) {
// Create mirror and JSON representation.
var mirror = debug.MakeMirror(a);
var json = mirror.toJSONProtocol(true);
// Check the mirror hierachy.
assertTrue(mirror instanceof debug.Mirror);
assertTrue(mirror instanceof debug.ValueMirror);
assertTrue(mirror instanceof debug.ObjectMirror);
assertTrue(mirror instanceof debug.ArrayMirror);
// Check the mirror properties.
assertTrue(mirror.isArray());
assertEquals('object', mirror.type());
assertFalse(mirror.isPrimitive());
assertEquals('Array', mirror.className());
assertTrue(mirror.constructorFunction() instanceof debug.ObjectMirror);
assertTrue(mirror.protoObject() instanceof debug.Mirror);
assertTrue(mirror.prototypeObject() instanceof debug.Mirror);
assertEquals(mirror.length(), a.length);
var indexedValueMirrors = mirror.indexedPropertiesFromRange();
assertEquals(indexedValueMirrors.length, a.length);
for (var i = 0; i < indexedValueMirrors.length; i++) {
assertTrue(indexedValueMirrors[i] instanceof debug.Mirror);
if (a[i]) {
assertTrue(indexedValueMirrors[i] instanceof debug.PropertyMirror);
}
}
// Parse JSON representation and check.
var fromJSON = eval('(' + json + ')');
assertEquals('object', fromJSON.type);
assertEquals('Array', fromJSON.className);
assertEquals('function', fromJSON.constructorFunction.type);
assertEquals('Array', fromJSON.constructorFunction.name);
assertEquals(a.length, fromJSON.length);
// Check that the serialization contains all indexed properties.
for (var i = 0; i < fromJSON.indexedProperties.length; i++) {
var index = fromJSON.indexedProperties[i].name;
assertEquals(indexedValueMirrors[index].name(), index);
assertEquals(indexedValueMirrors[index].value().type(), fromJSON.indexedProperties[i].value.type, index);
}
// Check that the serialization contains all names properties.
if (names) {
for (var i = 0; i < names.length; i++) {
var found = false;
for (var j = 0; j < fromJSON.properties.length; j++) {
if (names[i] == fromJSON.properties[j].name) {
found = true;
}
}
assertTrue(found, names[i])
}
} else {
assertEquals(1, fromJSON.properties.length)
}
}
// Test a number of different arrays.
testArrayMirror([]);
testArrayMirror([1]);
testArrayMirror([1,2]);
testArrayMirror(["a", function(){}, [1,2], 2, /[ab]/]);
a=[1];
a[100]=7;
testArrayMirror(a);
a=[1,2,3];
a.x=2.2;
a.y=function(){return null;}
testArrayMirror(a, ['x','y']);
var a = []; a.push(a);
testArrayMirror(a);