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Diffstat (limited to 'Swiften/Whiteboard/UnitTest/WhiteboardClientTest.cpp')
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diff --git a/Swiften/Whiteboard/UnitTest/WhiteboardClientTest.cpp b/Swiften/Whiteboard/UnitTest/WhiteboardClientTest.cpp new file mode 100644 index 0000000..7d767d3 --- /dev/null +++ b/Swiften/Whiteboard/UnitTest/WhiteboardClientTest.cpp @@ -0,0 +1,676 @@ +/* + * Copyright (c) 2012 Mateusz Piękos + * Licensed under the simplified BSD license. + * See Documentation/Licenses/BSD-simplified.txt for more information. + */ + + +#include <cppunit/extensions/HelperMacros.h> +#include <cppunit/extensions/TestFactoryRegistry.h> + +#include <boost/smart_ptr/make_shared.hpp> +#include <Swiften/Whiteboard/WhiteboardClient.h> +#include <Swiften/Whiteboard/Operations/WhiteboardInsertOperation.h> +#include <Swiften/Whiteboard/Operations/WhiteboardUpdateOperation.h> +#include <Swiften/Whiteboard/Operations/WhiteboardDeleteOperation.h> +#include <Swiften/Whiteboard/Elements/WhiteboardEllipseElement.h> + +using namespace Swift; + +class WhiteboardClientTest : public CppUnit::TestFixture { + CPPUNIT_TEST_SUITE(WhiteboardClientTest); + CPPUNIT_TEST(testSynchronize_simplestSync); + CPPUNIT_TEST(testSynchronize_withoutTranslation); + CPPUNIT_TEST(testSynchronize_nonInterrupted); + CPPUNIT_TEST(testSynchronize_clientInterruption); + CPPUNIT_TEST(testSynchronize_serverInterruption); + CPPUNIT_TEST(testSynchronize_nonInterruptedMixOperations); + CPPUNIT_TEST(testSynchronize_nonInterruptedMixOperations2); + CPPUNIT_TEST_SUITE_END(); +public: + + /*! + * /\ + * \/ + * \ + */ + void testSynchronize_simplestSync() { + WhiteboardClient client; + WhiteboardInsertOperation::ref serverOp; + serverOp = createInsertOperation("0", "", 0); + WhiteboardClient::Result pairResult = client.handleServerOperationReceived(serverOp); + CPPUNIT_ASSERT_EQUAL(serverOp, boost::dynamic_pointer_cast<WhiteboardInsertOperation>(pairResult.client)); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives first local operation, because it's parented off "0" which exists + //in server history and client doesn't wait for any operation ack from server, + //so this operation could be send + WhiteboardInsertOperation::ref clientOp; + clientOp = createInsertOperation("a", "0", 1); + WhiteboardEllipseElement::ref aElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + clientOp->setElement(aElement); + WhiteboardInsertOperation::ref result; + checkOperation(client.handleLocalOperationReceived(clientOp), "a", "0", 1, aElement); + + //Client receives server operation parented off "0", which isn't last client operation + //so it have to be transformed against local operations and then transformed value can + //be returned to draw + serverOp = createInsertOperation("b", "0", 1); + WhiteboardEllipseElement::ref bElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + serverOp->setElement(bElement); + pairResult = client.handleServerOperationReceived(serverOp); + checkOperation(pairResult.client, "b", "a", 2, bElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives confirmation from the server about processed "a" operation, it had to + //be transformed against "b" on the server side to receive operation parented off "b". + //There aren't any waiting operations to send to server, this operation should return + //nothing + serverOp = createInsertOperation("a", "b", 1); + pairResult = client.handleServerOperationReceived(serverOp); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives local operation, it doesn't have to be transformed against anything + //but operation returned to send to the server should be parented off last server + //operation, which is "b" + clientOp = createInsertOperation("c", "b", 3); + WhiteboardEllipseElement::ref cElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + clientOp->setElement(cElement); + checkOperation(client.handleLocalOperationReceived(clientOp), "c", "a", 3, cElement); + + //Client receives confirmation from the server about processed "a" operation, it + //should be the same operation as it was sent because server didn't have to + //transform it + clientOp = createInsertOperation("c", "a", 3); + clientOp->setElement(cElement); + pairResult = client.handleServerOperationReceived(clientOp); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Results: + //Client operations: + //ID pos + //0 0 + //a 1 + //b 2 + //c 3 + // + //Server operations: + //ID pos + //0 0 + //b 1 + //a 1 + //c 3 + // + //what gives 0abc on both sides + } + + /*! + * / + * / + * \ + */ + void testSynchronize_withoutTranslation() { + WhiteboardClient client; + WhiteboardInsertOperation::ref serverOp; + serverOp = createInsertOperation("0", "", 0); + WhiteboardClient::Result pairResult = client.handleServerOperationReceived(serverOp); + CPPUNIT_ASSERT_EQUAL(serverOp, boost::dynamic_pointer_cast<WhiteboardInsertOperation>(pairResult.client)); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives first local operation, because it's parented off "0" which exists + //in server history and client doesn't wait for any operation ack from server, + //so this operation could be send + WhiteboardInsertOperation::ref clientOp = createInsertOperation("c", "0", 1); + WhiteboardEllipseElement::ref cElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + clientOp->setElement(cElement); + checkOperation(client.handleLocalOperationReceived(clientOp), "c", "0", 1, cElement); + + //Client receives second local operation, client didn't receive ack about previous + //operation from the server so it can't be send. + clientOp = createInsertOperation("d", "c", 2); + WhiteboardEllipseElement::ref dElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + clientOp->setElement(dElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), client.handleLocalOperationReceived(clientOp)); + + //Client receives confirmation about processing "c" operation, it should be the + //same as sent operation because it wasn't transformed, client could send now + //operation "d" + clientOp = createInsertOperation("c", "0", 1); + clientOp->setElement(cElement); + pairResult = client.handleServerOperationReceived(clientOp); + checkOperation(pairResult.server, "d", "c", 2, dElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + + //Client receives confirmation about processing "d", it should be the same as + //sent operation. There aren't any operations in queue to send. + clientOp = createInsertOperation("d", "c", 2); + clientOp->setElement(dElement); + pairResult = client.handleServerOperationReceived(clientOp); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives new operation from server, it's parented off "d" which is at + //the end of local history so it doesn't have to be transformed, so operation + //to pass to window should be the same + serverOp = createInsertOperation("e", "d", 3); + WhiteboardEllipseElement::ref eElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + serverOp->setElement(eElement); + pairResult = client.handleServerOperationReceived(serverOp); + WhiteboardInsertOperation::ref result = boost::dynamic_pointer_cast<WhiteboardInsertOperation>(pairResult.client); + CPPUNIT_ASSERT_EQUAL(serverOp, boost::dynamic_pointer_cast<WhiteboardInsertOperation>(pairResult.client)); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + + //Client operations: + //ID pos + //0 0 + //c 1 + //d 2 + //e 3 + // + //Server operations: + //ID pos + //0 0 + //c 1 + //d 2 + //e 3 + } + + /*! + * /\ + * / \ + * \ / + * \/ + */ + void testSynchronize_nonInterrupted() { + WhiteboardClient client; + WhiteboardInsertOperation::ref serverOp; + serverOp = createInsertOperation("0", "", 0); + WhiteboardClient::Result pairResult = client.handleServerOperationReceived(serverOp); + CPPUNIT_ASSERT_EQUAL(serverOp, boost::dynamic_pointer_cast<WhiteboardInsertOperation>(pairResult.client)); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives first local operation, because it's parented off "0" which exists + //in server history and client doesn't wait for any operation ack from server, + //so this operation could be send + WhiteboardInsertOperation::ref clientOp; + clientOp = createInsertOperation("a", "0", 1); + WhiteboardEllipseElement::ref aElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + clientOp->setElement(aElement); + checkOperation(client.handleLocalOperationReceived(clientOp), "a", "0", 1, aElement); + + //Client receives second local operation, client didn't receive ack about previous + //operation from the server so it can't be send. + clientOp = createInsertOperation("b", "a", 2); + WhiteboardEllipseElement::ref bElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + clientOp->setElement(bElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), client.handleLocalOperationReceived(clientOp)); + + //Client receives new operation from server, it should be transformed against + //"a" and "b" before adding to local operations history because it's parented off "0". + //Because client is waiting for ack of "a", there is no operation to send to server + serverOp = createInsertOperation("c", "0", 1); + WhiteboardEllipseElement::ref cElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + serverOp->setElement(cElement); + pairResult = client.handleServerOperationReceived(serverOp); + checkOperation(pairResult.client, "c", "b", 3, cElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives new operation from server, it should be transformed against + //results of previous transformations, returned operation should be parented off + //"c" existing in local history. + //Because client is waiting for ack of "a", there is no operation to send to server + serverOp = createInsertOperation("d", "c", 2); + WhiteboardEllipseElement::ref dElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + serverOp->setElement(dElement); + pairResult = client.handleServerOperationReceived(serverOp); + checkOperation(pairResult.client, "d", "c", 4, dElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives confirmation about processing "a", it should send next operation + //to server which is "b", but it should be version parented of transformed "a" + serverOp = createInsertOperation("a", "d", 1); + pairResult = client.handleServerOperationReceived(serverOp); + checkOperation(pairResult.server, "b", "a", 2, bElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + + + //Client receives confirmation about processing "b", there aren't any operations + //waiting so it should return nothing. + serverOp = createInsertOperation("b", "a", 2); + pairResult = client.handleServerOperationReceived(serverOp); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client operations: + //ID pos + //0 0 + //a 1 + //b 2 + //c 3 + //d 4 + // + //Server operations: + //ID pos + //0 0 + //c 1 + //d 2 + //a 1 + //b 2 + // + //what gives 0abcd on both sides. + } + + /*! + * /\ + * / \ + * \ / + * / / + * \/ + */ + void testSynchronize_clientInterruption() { + WhiteboardClient client; + WhiteboardInsertOperation::ref serverOp; + serverOp = createInsertOperation("0", "", 0); + WhiteboardClient::Result pairResult = client.handleServerOperationReceived(serverOp); + CPPUNIT_ASSERT_EQUAL(serverOp, boost::dynamic_pointer_cast<WhiteboardInsertOperation>(pairResult.client)); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives first local operation, because it's parented off "0" which exists + //in server history and client doesn't wait for any operation ack from server, + //so this operation could be send + WhiteboardInsertOperation::ref clientOp; + clientOp = createInsertOperation("a", "0", 1); + WhiteboardEllipseElement::ref aElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + clientOp->setElement(aElement); + checkOperation(client.handleLocalOperationReceived(clientOp), "a", "0", 1, aElement); + + //Client receives second local operation, client didn't receive ack about previous + //operation from the server so it can't be send. + clientOp = createInsertOperation("b", "a", 2); + WhiteboardEllipseElement::ref bElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + clientOp->setElement(bElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), client.handleLocalOperationReceived(clientOp)); + + //Client receives new operation from server, it should be transformed against + //"a" and "b" before adding to local operations history because it's parented off "0". + //Because client is waiting for ack of "a", there is no operation to send to server + serverOp = createInsertOperation("c", "0", 1); + WhiteboardEllipseElement::ref cElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + serverOp->setElement(cElement); + pairResult = client.handleServerOperationReceived(serverOp); + checkOperation(pairResult.client, "c", "b", 3, cElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives new local operation, client is still waiting for ack so, it + //should return nothing + clientOp = createInsertOperation("e", "a", 4); + WhiteboardEllipseElement::ref eElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + clientOp->setElement(eElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), client.handleLocalOperationReceived(clientOp)); + + //Client receives new server operation, to add it to local history it should be transformed + //against result of previous transformations and operation "e", returned operation should + //be parented off "e", which was last local operation + serverOp = createInsertOperation("d", "c", 2); + WhiteboardEllipseElement::ref dElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + serverOp->setElement(dElement); + pairResult = client.handleServerOperationReceived(serverOp); + checkOperation(pairResult.client, "d", "e", 5, dElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives confirmation about processing "a", it had to be transformed against + //"c" and "d" and it is now parented off "d", returned value should be next operation + //which have to be send to server("b" parented off server version of "a"). + serverOp = createInsertOperation("a", "d", 1); + pairResult = client.handleServerOperationReceived(serverOp); + checkOperation(pairResult.server, "b", "a", 2, bElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + + //Client receives confirmation about processing "b", it is the same operation as sent because + //it didn't have to be transformed, returned value should be next operation + //which have to be send to server("e" parented off server version of "b"). + serverOp = createInsertOperation("b", "a", 2); + pairResult = client.handleServerOperationReceived(serverOp); + checkOperation(pairResult.server, "e", "b", 4, eElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + + //Client receives confirmation about processing "b", it is the same operation as sent because + //it didn't have to be transformed, there aren't any operations to send so this function returns + //nothing + serverOp = createInsertOperation("e", "b", 4); + pairResult = client.handleServerOperationReceived(serverOp); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Result: + //Client operations: + //ID pos + //0 0 + //a 1 + //b 2 + //c 3 + //e 4 + //d 5 + // + //Server operations: + //0 0 + //c 1 + //d 2 + //a 1 + //b 2 + //e 4 + //what gives 0abced on both sides + } + + /*! + * /\ + * / / + * \ \ + * \/ + */ + void testSynchronize_serverInterruption() { + WhiteboardClient client; + WhiteboardInsertOperation::ref serverOp; + serverOp = createInsertOperation("0", "", 0); + WhiteboardClient::Result pairResult = client.handleServerOperationReceived(serverOp); + CPPUNIT_ASSERT_EQUAL(serverOp, boost::dynamic_pointer_cast<WhiteboardInsertOperation>(pairResult.client)); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives first local operation, because it's parented off "0" which exists + //in server history and client doesn't wait for any operation ack from server, + //so this operation could be send + WhiteboardInsertOperation::ref clientOp; + clientOp = createInsertOperation("a", "0", 1); + WhiteboardEllipseElement::ref aElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + clientOp->setElement(aElement); + checkOperation(client.handleLocalOperationReceived(clientOp), "a", "0", 1, aElement); + + //Client receives second local operation, client didn't receive ack about previous + //operation from the server so it can't be send. + clientOp = createInsertOperation("b", "a", 2); + WhiteboardEllipseElement::ref bElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + clientOp->setElement(bElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), client.handleLocalOperationReceived(clientOp)); + + //Client receives new operation from server, it should be transformed against + //"a" and "b" before adding to local operations history because it's parented off "0". + //Because client is waiting for ack of "a", there is no operation to send to server + serverOp = createInsertOperation("c", "0", 1); + WhiteboardEllipseElement::ref cElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + serverOp->setElement(cElement); + pairResult = client.handleServerOperationReceived(serverOp); + checkOperation(pairResult.client, "c", "b", 3, cElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives confirmation about processing "a", it had to be transformed against + //"c" and it is now parented off "c", returned value should be next operation + //which have to be send to server("b" parented off server version of "a"). + serverOp = createInsertOperation("a", "c", 1); + serverOp->setElement(aElement); + pairResult = client.handleServerOperationReceived(serverOp); + checkOperation(pairResult.server, "b", "a", 2, bElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + + //Client receives new server operation, to add it to local history it should be transformed + //against result of previous transformation(but only with transformation of "b"), returned + //operation should be parented off "c", which was last local operation + serverOp = createInsertOperation("d", "a", 3); + WhiteboardEllipseElement::ref dElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + serverOp->setElement(dElement); + pairResult = client.handleServerOperationReceived(serverOp); + checkOperation(pairResult.client, "d", "c", 4, dElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives confirmation about processing "b", it had to be transformed against + //"d" because both operations was parented off server version of "a". + //there aren't any operations to send so this function returns nothing. + serverOp = createInsertOperation("b", "d", 2); + serverOp->setElement(bElement); + pairResult = client.handleServerOperationReceived(serverOp); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client operations: + //ID pos + //0 0 + //a 1 + //b 2 + //c 3 + //d 4 + // + //Server operations: + //ID pos + //0 0 + //c 1 + //a 1 + //d 3 + //b 2 + // + //what gives 0abcd on both sides + + } + + /*! + * /\ + * / \ + * \ / + * \/ + */ + void testSynchronize_nonInterruptedMixOperations() { + WhiteboardClient client; + WhiteboardInsertOperation::ref serverOp; + serverOp = createInsertOperation("0", "", 0); + WhiteboardClient::Result pairResult = client.handleServerOperationReceived(serverOp); + CPPUNIT_ASSERT_EQUAL(serverOp, boost::dynamic_pointer_cast<WhiteboardInsertOperation>(pairResult.client)); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives first local operation, because it's parented off "0" which exists + //in server history and client doesn't wait for any operation ack from server, + //so this operation could be send + WhiteboardInsertOperation::ref clientOp; + clientOp = createInsertOperation("a", "0", 1); + WhiteboardEllipseElement::ref aElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + clientOp->setElement(aElement); + checkOperation(client.handleLocalOperationReceived(clientOp), "a", "0", 1, aElement); + + //Client receives second local operation, client didn't receive ack about previous + //operation from the server so it can't be send. + WhiteboardUpdateOperation::ref clientUpdateOp = createUpdateOperation("b", "a", 0); + WhiteboardEllipseElement::ref bElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + clientUpdateOp->setElement(bElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), client.handleLocalOperationReceived(clientUpdateOp)); + + //Client receives new operation from server, it should be transformed against + //"a" and "b" before adding to local operations history because it's parented off "0". + //Because client is waiting for ack of "a", there is no operation to send to server + WhiteboardUpdateOperation::ref serverUpdateOp = createUpdateOperation("c", "0", 0); + WhiteboardEllipseElement::ref cElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + serverUpdateOp->setElement(cElement); + pairResult = client.handleServerOperationReceived(serverUpdateOp); + checkOperation(pairResult.client, "c", "b", 0, cElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives new operation from server, it should be transformed against + //results of previous transformations, returned operation should be parented off + //"c" existing in local history. + //Because client is waiting for ack of "a", there is no operation to send to server + serverOp = createInsertOperation("d", "c", 1); + WhiteboardEllipseElement::ref dElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + serverOp->setElement(dElement); + pairResult = client.handleServerOperationReceived(serverOp); + checkOperation(pairResult.client, "d", "c", 2, dElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives confirmation about processing "a", it should send next operation + //to server which is "b", but it should be version parented of transformed "a" + serverOp = createInsertOperation("a", "d", 1); + pairResult = client.handleServerOperationReceived(serverOp); + checkOperation(pairResult.server, "b", "a", 0, cElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + + + //Client receives confirmation about processing "b", there aren't any operations + //waiting so it should return nothing. + serverUpdateOp = createUpdateOperation("b", "a", 0); + pairResult = client.handleServerOperationReceived(serverUpdateOp); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client operations: + //ID pos + //0 0 + //a 1 + //b 2 + //c 3 + //d 4 + // + //Server operations: + //ID pos + //0 0 + //c 1 + //d 2 + //a 1 + //b 2 + // + //what gives 0abcd on both sides. + } + + /*! + * /\ + * / \ + * \ / + * \/ + */ + void testSynchronize_nonInterruptedMixOperations2() { + WhiteboardClient client; + WhiteboardInsertOperation::ref serverOp; + serverOp = createInsertOperation("0", "", 0); + WhiteboardClient::Result pairResult = client.handleServerOperationReceived(serverOp); + CPPUNIT_ASSERT_EQUAL(serverOp, boost::dynamic_pointer_cast<WhiteboardInsertOperation>(pairResult.client)); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + serverOp = createInsertOperation("1", "0", 1); + pairResult = client.handleServerOperationReceived(serverOp); + CPPUNIT_ASSERT_EQUAL(serverOp, boost::dynamic_pointer_cast<WhiteboardInsertOperation>(pairResult.client)); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + //Client receives first local operation, because it's parented off "0" which exists + //in server history and client doesn't wait for any operation ack from server, + //so this operation could be send + WhiteboardInsertOperation::ref clientOp; + WhiteboardUpdateOperation::ref clientUpdateOp; + WhiteboardDeleteOperation::ref clientDeleteOp; + clientUpdateOp = createUpdateOperation("a", "1", 0); + WhiteboardEllipseElement::ref aElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + clientUpdateOp->setElement(aElement); + checkOperation(client.handleLocalOperationReceived(clientUpdateOp), "a", "1", 0, aElement); + + //Client receives second local operation, client didn't receive ack about previous + //operation from the server so it can't be send. + clientDeleteOp = createDeleteOperation("b", "a", 1); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), client.handleLocalOperationReceived(clientDeleteOp)); + + //Client receives new operation from server, it should be transformed against + //"a" and "b" before adding to local operations history because it's parented off "0". + //Because client is waiting for ack of "a", there is no operation to send to server + serverOp = createInsertOperation("c", "1", 2); + WhiteboardEllipseElement::ref cElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + serverOp->setElement(cElement); + pairResult = client.handleServerOperationReceived(serverOp); + checkOperation(pairResult.client, "c", "b", 1, cElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives new operation from server, it should be transformed against + //results of previous transformations, returned operation should be parented off + //"c" existing in local history. + //Because client is waiting for ack of "a", there is no operation to send to server + WhiteboardUpdateOperation::ref serverUpdateOp = createUpdateOperation("d", "c", 0); + WhiteboardEllipseElement::ref dElement = boost::make_shared<WhiteboardEllipseElement>(0,0,0,0); + serverUpdateOp->setElement(dElement); + pairResult = client.handleServerOperationReceived(serverUpdateOp); + checkOperation(pairResult.client, "d", "c", 0, dElement); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client receives confirmation about processing "a", it should send next operation + //to server which is "b", but it should be version parented of transformed "a" + serverUpdateOp = createUpdateOperation("a", "d", 0); + pairResult = client.handleServerOperationReceived(serverUpdateOp); + checkOperation(pairResult.server, "b", "a", 1); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + + + //Client receives confirmation about processing "b", there aren't any operations + //waiting so it should return nothing. + WhiteboardDeleteOperation::ref serverDeleteOp = createDeleteOperation("b", "a", 0); + pairResult = client.handleServerOperationReceived(serverDeleteOp); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.client); + CPPUNIT_ASSERT_EQUAL(WhiteboardOperation::ref(), pairResult.server); + + //Client operations: + //ID pos + //0 0 + //a 1 + //b 2 + //c 3 + //d 4 + // + //Server operations: + //ID pos + //0 0 + //c 1 + //d 2 + //a 1 + //b 2 + // + //what gives 0abcd on both sides. + } + + + WhiteboardInsertOperation::ref createInsertOperation(std::string id, std::string parent, int pos) { + WhiteboardInsertOperation::ref operation = boost::make_shared<WhiteboardInsertOperation>(); + operation->setParentID(parent); + operation->setID(id); + operation->setPos(pos); + return operation; + } + + WhiteboardUpdateOperation::ref createUpdateOperation(std::string id, std::string parent, int pos) { + WhiteboardUpdateOperation::ref operation = boost::make_shared<WhiteboardUpdateOperation>(); + operation->setParentID(parent); + operation->setID(id); + operation->setPos(pos); + return operation; + } + + WhiteboardDeleteOperation::ref createDeleteOperation(std::string id, std::string parent, int pos) { + WhiteboardDeleteOperation::ref operation = boost::make_shared<WhiteboardDeleteOperation>(); + operation->setParentID(parent); + operation->setID(id); + operation->setPos(pos); + return operation; + } + + void checkOperation(WhiteboardOperation::ref operation, std::string id, std::string parent, int pos = -1, WhiteboardElement::ref element = WhiteboardElement::ref()) { + CPPUNIT_ASSERT_EQUAL(id, operation->getID()); + CPPUNIT_ASSERT_EQUAL(parent, operation->getParentID()); + if (pos != -1) { + CPPUNIT_ASSERT_EQUAL(pos, operation->getPos()); + } + + if (element) { + WhiteboardInsertOperation::ref insertOp = boost::dynamic_pointer_cast<WhiteboardInsertOperation>(operation); + if (insertOp) { + CPPUNIT_ASSERT_EQUAL(element, insertOp->getElement()); + } + + WhiteboardUpdateOperation::ref updateOp = boost::dynamic_pointer_cast<WhiteboardUpdateOperation>(operation); + if (updateOp) { + CPPUNIT_ASSERT_EQUAL(element, updateOp->getElement()); + } + } + } +}; + +CPPUNIT_TEST_SUITE_REGISTRATION(WhiteboardClientTest); |