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// Copyright 2008, Google Inc. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// 2. 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.
// 3. 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 AUTHOR ``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 AUTHOR 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.
// This file contains the unit tests for the ObjectIdParserObserver class.
#include "kml/engine/object_id_parser_observer.h"
#include "boost/scoped_ptr.hpp"
#include "kml/dom/kml_funcs.h" // For kmldom::Parse()
#include "kml/dom/kml_factory.h"
#include "gtest/gtest.h"
namespace kmlengine {
class ObjectIdParserObserverTest : public testing::Test {
protected:
virtual void SetUp() {
object_id_parser_observer_.reset(
new ObjectIdParserObserver(&object_id_map_, false));
}
ObjectIdMap object_id_map_;
boost::scoped_ptr<ObjectIdParserObserver> object_id_parser_observer_;
};
// Verify the proper operation of NewElement() for an Object with an id.
TEST_F(ObjectIdParserObserverTest, TestBasicNewElementUsage) {
// Create an Object with an id.
const string kPlacemarkId("pm0");
kmldom::KmlFactory* factory = kmldom::KmlFactory::GetFactory();
kmldom::PlacemarkPtr placemark = factory->CreatePlacemark();
placemark->set_id(kPlacemarkId);
// Pass the Object to ObjectIdParserObserver::NewElement().
bool status = object_id_parser_observer_->NewElement(placemark);
ASSERT_EQ(status, true);
// Verify that there is only one entry in the map.
ASSERT_EQ(static_cast<size_t>(1), object_id_map_.size());
// Verify that the id maps to the Object.
kmldom::ObjectPtr object = object_id_map_[kPlacemarkId];
ASSERT_EQ(kPlacemarkId, object->get_id());
ASSERT_EQ(kmldom::Type_Placemark, object->Type());
}
// Verify that NewElement() properly permits a duplicate Object id in its
// default state.
TEST_F(ObjectIdParserObserverTest, TestNewElementPermitsDupeId) {
// By default strict parsing is not enabled.
// Create 2 Objects with the same id.
const string kId("some-id");
kmldom::KmlFactory* factory = kmldom::KmlFactory::GetFactory();
kmldom::PlacemarkPtr placemark = factory->CreatePlacemark();
placemark->set_id(kId);
kmldom::PointPtr point = factory->CreatePoint();
point->set_id(kId);
// Verify that the first use of NewElement() accepts the Object.
ASSERT_TRUE(object_id_parser_observer_->NewElement(placemark));
// Verify that the 2nd use of NewElement() also accepts the Object.
ASSERT_TRUE(object_id_parser_observer_->NewElement(point));
// Verify that the map has just the second object.
// TODO: multimap would allow proper storage and access of duplicate objects.
ASSERT_EQ(static_cast<size_t>(1), object_id_map_.size());
kmldom::ObjectPtr object = object_id_map_[kId];
ASSERT_EQ(kId, object->get_id());
ASSERT_EQ(kmldom::Type_Point, object->Type());
}
// Verify that NewElement() properly fails on a duplicate Object if
// strict parsing has been enabled.
TEST_F(ObjectIdParserObserverTest, TestNewElementFailsDupeId) {
// Enable strict parsing.
object_id_parser_observer_.reset(
new ObjectIdParserObserver(&object_id_map_, true));
// Create 2 Objects with the same id.
const string kId("some-id");
kmldom::KmlFactory* factory = kmldom::KmlFactory::GetFactory();
kmldom::PlacemarkPtr placemark = factory->CreatePlacemark();
placemark->set_id(kId);
kmldom::PointPtr point = factory->CreatePoint();
point->set_id(kId);
// Verify that the first use of NewElement() accepts the Object.
ASSERT_TRUE(object_id_parser_observer_->NewElement(placemark));
// Verify that the 2nd use of NewElement() rejects the Object.
ASSERT_FALSE(object_id_parser_observer_->NewElement(point));
// Verify that the map has just the first object.
ASSERT_EQ(static_cast<size_t>(1), object_id_map_.size());
kmldom::ObjectPtr object = object_id_map_[kId];
ASSERT_EQ(kId, object->get_id());
ASSERT_EQ(kmldom::Type_Placemark, object->Type());
}
// Verify that ObjectIdParserObserver does nothing with AddChild().
TEST_F(ObjectIdParserObserverTest, TestAddChild) {
kmldom::KmlFactory* factory = kmldom::KmlFactory::GetFactory();
kmldom::PlacemarkPtr placemark = factory->CreatePlacemark();
kmldom::PlacemarkPtr point = factory->CreatePlacemark();
// The default AddChild() simply always returns true.
ASSERT_TRUE(object_id_parser_observer_->AddChild(placemark, point));
ASSERT_TRUE(object_id_parser_observer_->AddChild(placemark, point));
ASSERT_TRUE(object_id_parser_observer_->AddChild(point, placemark));
ASSERT_TRUE(object_id_parser_observer_->AddChild(NULL, NULL));
}
// Verify that the destructor does not affect the map.
TEST_F(ObjectIdParserObserverTest, TestDestructor) {
// Use NewElement() to populate the map.
const string kPlacemarkId("pm0");
const string kPointId("pt0");
kmldom::KmlFactory* factory = kmldom::KmlFactory::GetFactory();
kmldom::PlacemarkPtr placemark = factory->CreatePlacemark();
placemark->set_id(kPlacemarkId);
kmldom::PointPtr point = factory->CreatePoint();
point->set_id(kPointId);
ASSERT_TRUE(object_id_parser_observer_->NewElement(placemark));
ASSERT_TRUE(object_id_parser_observer_->NewElement(point));
// Force delete of the underlying object_id_parser_observer
object_id_parser_observer_.reset();
// Verify that the object map has exactly the 2 expected mappings.
ASSERT_EQ(static_cast<size_t>(2), object_id_map_.size());
ASSERT_EQ(kmldom::Type_Placemark, object_id_map_[kPlacemarkId]->Type());
ASSERT_EQ(kmldom::Type_Point, object_id_map_[kPointId]->Type());
}
// Verify that NewElement ignores a non-Object with id attribute.
TEST_F(ObjectIdParserObserverTest, TestNonObjectWithId) {
// The Parse() function in kmldom preserves id of a non object as an
// unknown attribute.
const string kId("kml-is-not-an-object");
kmldom::ElementPtr root = kmldom::Parse("<kml id=\"" + kId + "\"/>", NULL);
// Verify that the parse succeeded and created a non-Object.
ASSERT_EQ(kmldom::Type_kml, root->Type());
ASSERT_FALSE(root->IsA(kmldom::Type_Object));
// TODO: use the unknown attribute API to verify the id.
ASSERT_TRUE(object_id_parser_observer_->NewElement(root));
// Verify that the object map has no mappings.
ASSERT_TRUE(object_id_map_.empty());
// Verify that a map with an Object with this id is not effected by
// a call to NewElement() with a non-Object which happens to have an
// id attribute with this same value.
kmldom::KmlFactory* factory = kmldom::KmlFactory::GetFactory();
kmldom::PlacemarkPtr placemark = factory->CreatePlacemark();
placemark->set_id(kId);
ASSERT_TRUE(object_id_parser_observer_->NewElement(placemark));
// Verify that a non-Object Element with an id does not return false.
ASSERT_TRUE(object_id_parser_observer_->NewElement(root));
// Verify that only a proper Object is in the map.
ASSERT_EQ(static_cast<size_t>(1), object_id_map_.size());
ASSERT_EQ(kmldom::Type_Placemark, object_id_map_[kId]->Type());
ASSERT_EQ(kId, AsObject(object_id_map_[kId])->get_id());
}
} // end namespace kmlengine
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