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// 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 MirrorRefCache(json_refs) {
var tmp = eval('(' + json_refs + ')');
this.refs_ = [];
for (var i = 0; i < tmp.length; i++) {
this.refs_[tmp[i].handle] = tmp[i];
}
}
MirrorRefCache.prototype.lookup = function(handle) {
return this.refs_[handle];
}
function testArrayMirror(a, names) {
// Create mirror and JSON representation.
var mirror = debug.MakeMirror(a);
var serializer = debug.MakeMirrorSerializer();
var json = JSON.stringify(serializer.serializeValue(mirror));
var refs = new MirrorRefCache(
JSON.stringify(serializer.serializeReferencedObjects()));
// Check the mirror hierachy.
assertTrue(mirror instanceof debug.Mirror, 'Unexpected mirror hierachy');
assertTrue(mirror instanceof debug.ValueMirror, 'Unexpected mirror hierachy');
assertTrue(mirror instanceof debug.ObjectMirror, 'Unexpected mirror hierachy');
assertTrue(mirror instanceof debug.ArrayMirror, 'Unexpected mirror hierachy');
// Check the mirror properties.
assertTrue(mirror.isArray(), 'Unexpected mirror');
assertEquals('object', mirror.type(), 'Unexpected mirror type');
assertFalse(mirror.isPrimitive(), 'Unexpected primitive mirror');
assertEquals('Array', mirror.className(), 'Unexpected mirror class name');
assertTrue(mirror.constructorFunction() instanceof debug.ObjectMirror, 'Unexpected mirror hierachy');
assertEquals('Array', mirror.constructorFunction().name(), 'Unexpected constructor function name');
assertTrue(mirror.protoObject() instanceof debug.Mirror, 'Unexpected mirror hierachy');
assertTrue(mirror.prototypeObject() instanceof debug.Mirror, 'Unexpected mirror hierachy');
assertEquals(mirror.length(), a.length, "Length mismatch");
var indexedProperties = mirror.indexedPropertiesFromRange();
assertEquals(indexedProperties.length, a.length);
for (var i = 0; i < indexedProperties.length; i++) {
assertTrue(indexedProperties[i] instanceof debug.Mirror, 'Unexpected mirror hierachy');
assertTrue(indexedProperties[i] instanceof debug.PropertyMirror, 'Unexpected mirror hierachy');
}
// Parse JSON representation and check.
var fromJSON = eval('(' + json + ')');
assertEquals('object', fromJSON.type, 'Unexpected mirror type in JSON');
assertEquals('Array', fromJSON.className, 'Unexpected mirror class name in JSON');
assertEquals(mirror.constructorFunction().handle(), fromJSON.constructorFunction.ref, 'Unexpected constructor function handle in JSON');
assertEquals('function', refs.lookup(fromJSON.constructorFunction.ref).type, 'Unexpected constructor function type in JSON');
assertEquals('Array', refs.lookup(fromJSON.constructorFunction.ref).name, 'Unexpected constructor function name in JSON');
assertEquals(void 0, fromJSON.namedInterceptor, 'No named interceptor expected in JSON');
assertEquals(void 0, fromJSON.indexedInterceptor, 'No indexed interceptor expected in JSON');
// Check that the serialization contains all indexed properties and the length property.
var length_found = false;
for (var i = 0; i < fromJSON.properties.length; i++) {
if (fromJSON.properties[i].name == 'length') {
length_found = true;
assertEquals('number', refs.lookup(fromJSON.properties[i].ref).type, "Unexpected type of the length property");
assertEquals(a.length, refs.lookup(fromJSON.properties[i].ref).value, "Length mismatch in parsed JSON");
} else {
var index = parseInt(fromJSON.properties[i].name);
print(index);
if (!isNaN(index)) {
print(index);
// This test assumes that the order of the indexeed properties is in the
// same order in the serialization as returned from
// indexedPropertiesFromRange()
assertEquals(indexedProperties[index].name(), index);
assertEquals(indexedProperties[index].value().type(), refs.lookup(fromJSON.properties[i].ref).type, 'Unexpected serialized type');
}
}
}
assertTrue(length_found, 'Property length not found');
// 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])
}
}
}
// 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);
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