JezK

Edit File: mirror-unresolved-function.js

// Copyright 2008 the V8 project authors. All rights reserved.
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// modification, are permitted provided that the following conditions are
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// Flags: --expose-debug-as debug
// Test the mirror object for unresolved functions.

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];
}

var mirror = new debug.UnresolvedFunctionMirror("f");
var serializer = debug.MakeMirrorSerializer();
var json = JSON.stringify(serializer.serializeValue(mirror));
var refs = new MirrorRefCache(
    JSON.stringify(serializer.serializeReferencedObjects()));

// Check the mirror hierachy for unresolved functions.
assertTrue(mirror instanceof debug.Mirror);
assertTrue(mirror instanceof debug.ValueMirror);
assertTrue(mirror instanceof debug.ObjectMirror);
assertTrue(mirror instanceof debug.FunctionMirror);

// Check the mirror properties for unresolved functions.
assertTrue(mirror.isUnresolvedFunction());
assertEquals('function', mirror.type());
assertFalse(mirror.isPrimitive());
assertEquals("Function", mirror.className());
assertEquals("f", mirror.name());
assertEquals('undefined', typeof mirror.inferredName());
assertFalse(mirror.resolved());
assertEquals(void 0, mirror.source());
assertEquals('undefined', mirror.constructorFunction().type());
assertEquals('undefined', mirror.protoObject().type());
assertEquals('undefined', mirror.prototypeObject().type());

// Parse JSON representation of unresolved functions and check.
var fromJSON = eval('(' + json + ')');
assertEquals('function', fromJSON.type, 'Unexpected mirror type in JSON');
assertEquals('Function', fromJSON.className, 'Unexpected mirror class name in JSON');
assertEquals(mirror.constructorFunction().handle(), fromJSON.constructorFunction.ref, 'Unexpected constructor function handle in JSON');
assertEquals('undefined', refs.lookup(fromJSON.constructorFunction.ref).type, 'Unexpected constructor function type in JSON');
assertEquals(mirror.protoObject().handle(), fromJSON.protoObject.ref, 'Unexpected proto object handle in JSON');
assertEquals('undefined', refs.lookup(fromJSON.protoObject.ref).type, 'Unexpected proto object type in JSON');
assertEquals(mirror.prototypeObject().handle(), fromJSON.prototypeObject.ref, 'Unexpected prototype object handle in JSON');
assertEquals('undefined', refs.lookup(fromJSON.prototypeObject.ref).type, 'Unexpected prototype object type in JSON');
assertFalse(fromJSON.resolved);
assertEquals("f", fromJSON.name);
assertFalse('inferredName' in fromJSON);
assertEquals(void 0, fromJSON.source);

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