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Copy pathClientTest.cpp
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583 lines (527 loc) · 22 KB
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/* This file is part of VoltDB.
* Copyright (C) 2008-2018 VoltDB Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include <cppunit/TestCase.h>
#include <cppunit/extensions/HelperMacros.h>
#include <cppunit/TestFixture.h>
#include <vector>
#include "Client.h"
#include "MockVoltDB.h"
#include "StatusListener.h"
#include "Parameter.hpp"
#include "ParameterSet.hpp"
#include "Procedure.hpp"
#include "WireType.h"
#include "ProcedureCallback.hpp"
#include "InvocationResponse.hpp"
#include "ClientConfig.h"
namespace voltdb {
class DelegatingListener : public StatusListener {
public:
StatusListener *m_listener;
DelegatingListener() : m_listener(NULL) {
}
virtual bool uncaughtException(
std::exception exception,
boost::shared_ptr<voltdb::ProcedureCallback> callback,
InvocationResponse response) {
if (m_listener != NULL) {
return m_listener->uncaughtException(exception, callback, response);
}
return false;
}
virtual bool connectionLost(std::string hostname, int32_t connectionsLeft) {
if (m_listener != NULL) {
return m_listener->connectionLost(hostname, connectionsLeft);
}
return false;
}
virtual bool connectionActive(std::string hostname, int32_t connectionsActive) {
if (m_listener != NULL) {
return m_listener->connectionActive(hostname, connectionsActive);
}
return false;
}
virtual bool backpressure(bool hasBackpressure) {
if (m_listener != NULL) {
return m_listener->backpressure(hasBackpressure);
}
return false;
}
};
class ClientTest : public CppUnit::TestFixture {
CPPUNIT_TEST_SUITE( ClientTest );
CPPUNIT_TEST( testConnect );
CPPUNIT_TEST( testSyncInvoke );
CPPUNIT_TEST( testSyncInvokeClose );
CPPUNIT_TEST( testLargeReply );
CPPUNIT_TEST_EXCEPTION( testInvokeSyncNoConnections, voltdb::NoConnectionsException );
CPPUNIT_TEST_EXCEPTION( testInvokeAsyncNoConnections, voltdb::NoConnectionsException );
CPPUNIT_TEST_EXCEPTION( testRunNoConnections, voltdb::NoConnectionsException );
CPPUNIT_TEST_EXCEPTION( testRunOnceNoConnections, voltdb::NoConnectionsException );
CPPUNIT_TEST_EXCEPTION( testNullCallback, voltdb::NullPointerException );
CPPUNIT_TEST( testLostConnectionBreaksEventLoop );
CPPUNIT_TEST( testBreakEventLoopViaCallback );
CPPUNIT_TEST( testCallbackThrows );
// CPPUNIT_TEST( testBackpressure ); This test is failing - ticket to fix it: ENG-27961
CPPUNIT_TEST( testDrain );
CPPUNIT_TEST( testLostConnectionDuringDrain );
CPPUNIT_TEST( testSynchronousInvocations );
CPPUNIT_TEST_EXCEPTION( testLostConnection, voltdb::NoConnectionsException );
CPPUNIT_TEST_SUITE_END();
public:
void setUp() {
m_dlistener = new boost::shared_ptr<DelegatingListener>(new DelegatingListener());
ClientConfig config = ClientConfig("hello", "world", *m_dlistener);
m_voltdb.reset(new MockVoltDB(Client::create(config)));
m_client = m_voltdb->client();
m_client->setClientAffinity(false);
}
void tearDown() {
delete m_dlistener;
m_voltdb.reset(NULL);
}
void testConnect() {
m_client->createConnection("localhost");
}
void testSyncInvoke() {
m_client->createConnection("localhost");
std::vector<Parameter> signature;
signature.push_back(Parameter(WIRE_TYPE_STRING));
signature.push_back(Parameter(WIRE_TYPE_STRING));
signature.push_back(Parameter(WIRE_TYPE_STRING));
Procedure proc("Insert", signature);
ParameterSet *params = proc.params();
params->addString("Hello").addString("World").addString("English");
m_voltdb->filenameForNextResponse("invocation_response_success.msg");
InvocationResponse response = (m_client)->invoke(proc);
CPPUNIT_ASSERT(response.success());
CPPUNIT_ASSERT(response.statusString() == "");
CPPUNIT_ASSERT(response.appStatusCode() == -128);
CPPUNIT_ASSERT(response.appStatusString() == "");
CPPUNIT_ASSERT(response.results().size() == 1);
}
void testSyncInvokeClose() {
m_client->createConnection("localhost");
std::vector<Parameter> signature;
signature.push_back(Parameter(WIRE_TYPE_STRING));
signature.push_back(Parameter(WIRE_TYPE_STRING));
signature.push_back(Parameter(WIRE_TYPE_STRING));
Procedure proc("Insert", signature);
ParameterSet *params = proc.params();
params->addString("Hello").addString("World").addString("English");
m_voltdb->filenameForNextResponse("invocation_response_success.msg");
InvocationResponse response = (m_client)->invoke(proc);
m_client->close();
CPPUNIT_ASSERT(response.success());
CPPUNIT_ASSERT(response.statusString() == "");
CPPUNIT_ASSERT(response.appStatusCode() == -128);
CPPUNIT_ASSERT(response.appStatusString() == "");
CPPUNIT_ASSERT(response.results().size() == 1);
bool thrown = false;
try {
response = (m_client)->invoke(proc);
} catch (const voltdb::NoConnectionsException &e){
thrown = true;
}
CPPUNIT_ASSERT(thrown);
//make sure we can reconnect and invoke
m_client->createConnection("localhost");
ParameterSet *params2 = proc.params();
params2->addString("Hello").addString("World").addString("English");
response = (m_client)->invoke(proc);
CPPUNIT_ASSERT(response.success());
CPPUNIT_ASSERT(response.statusString() == "");
CPPUNIT_ASSERT(response.appStatusCode() == -128);
CPPUNIT_ASSERT(response.appStatusString() == "");
CPPUNIT_ASSERT(response.results().size() == 1);
}
class SyncCallback : public ProcedureCallback {
public:
InvocationResponse m_response;
bool m_hasResponse;
SyncCallback() : m_hasResponse(false) {}
virtual bool callback(InvocationResponse response) throw (voltdb::Exception) {
m_response = response;
m_hasResponse = true;
return false;
}
};
void testAsyncInvoke() {
(m_client)->createConnection("localhost");
std::vector<Parameter> signature;
signature.push_back(Parameter(WIRE_TYPE_STRING));
signature.push_back(Parameter(WIRE_TYPE_STRING));
signature.push_back(Parameter(WIRE_TYPE_STRING));
Procedure proc("Insert", signature);
ParameterSet *params = proc.params();
params->addString("Hello").addString("World").addString("English");
m_voltdb->filenameForNextResponse("invocation_response_success.msg");
SyncCallback *cb = new SyncCallback();
boost::shared_ptr<ProcedureCallback> callback(cb);
(m_client)->invoke(proc, callback);
while (!cb->m_hasResponse) {
(m_client)->runOnce();
}
InvocationResponse response = cb->m_response;
CPPUNIT_ASSERT(response.success());
CPPUNIT_ASSERT(response.statusString() == "");
CPPUNIT_ASSERT(response.appStatusCode() == -128);
CPPUNIT_ASSERT(response.appStatusString() == "");
CPPUNIT_ASSERT(response.results().size() == 0);
}
// ENG-2553. Connection shouldn't timeout.
void testLargeReply() {
(m_client)->createConnection("localhost");
std::vector<Parameter> signature;
signature.push_back(Parameter(WIRE_TYPE_STRING));
signature.push_back(Parameter(WIRE_TYPE_STRING));
signature.push_back(Parameter(WIRE_TYPE_STRING));
Procedure proc("Insert", signature);
ParameterSet *params = proc.params();
params->addString("Hello").addString("World").addString("English");
m_voltdb->filenameForNextResponse("mimicLargeReply");
InvocationResponse response = (m_client)->invoke(proc);
CPPUNIT_ASSERT(response.success());
}
void testInvokeSyncNoConnections() {
std::vector<Parameter> signature;
Procedure proc("foo", signature);
proc.params();
(m_client)->invoke(proc);
}
void testInvokeAsyncNoConnections() {
std::vector<Parameter> signature;
Procedure proc("foo", signature);
proc.params();
SyncCallback *cb = new SyncCallback();
boost::shared_ptr<ProcedureCallback> callback(cb);
(m_client)->invoke(proc, callback);
}
void testRunNoConnections() {
(m_client)->run();
}
void testRunOnceNoConnections() {
(m_client)->runOnce();
}
void testNullCallback() {
std::vector<Parameter> signature;
Procedure proc("foo", signature);
proc.params();
(m_client)->invoke(proc, boost::shared_ptr<ProcedureCallback>());
}
void testLostConnection() {
class Listener : public StatusListener {
public:
bool lostReported;
bool activeReported;
Listener() : lostReported(false), activeReported(false) {}
virtual bool uncaughtException(
std::exception exception,
boost::shared_ptr<voltdb::ProcedureCallback> callback,
InvocationResponse response) {
CPPUNIT_ASSERT(false);
return false;
}
virtual bool connectionLost(std::string hostname, int32_t connectionsLeft) {
lostReported = true;
CPPUNIT_ASSERT(connectionsLeft == 0);
return false;
}
virtual bool connectionActive(std::string hostname, int32_t connectionsLeft) {
activeReported = true;
return true;
}
virtual bool backpressure(bool hasBackpressure) {
CPPUNIT_ASSERT(false);
return false;
}
} listener;
(*m_dlistener)->m_listener = &listener;
(m_client)->createConnection("localhost");
std::vector<Parameter> signature;
Procedure proc("Insert", signature);
proc.params();
SyncCallback *cb = new SyncCallback();
boost::shared_ptr<ProcedureCallback> callback(cb);
(m_client)->invoke(proc, callback);
m_voltdb->hangupOnRequestCount(1);
proc.params();
InvocationResponse syncResponse = (m_client)->invoke(proc);
CPPUNIT_ASSERT(syncResponse.failure());
CPPUNIT_ASSERT(syncResponse.statusCode() == voltdb::STATUS_CODE_CONNECTION_LOST);
CPPUNIT_ASSERT(syncResponse.results().size() == 0);
InvocationResponse response = cb->m_response;
CPPUNIT_ASSERT(response.failure());
CPPUNIT_ASSERT(response.statusCode() == voltdb::STATUS_CODE_CONNECTION_LOST);
CPPUNIT_ASSERT(response.results().size() == 0);
CPPUNIT_ASSERT(listener.lostReported);
//Invoke should throw exception.
syncResponse = (m_client)->invoke(proc);
}
void testPendingConnection() {
m_voltdb.reset(0);
Client client = Client::create(ClientConfig("hello", "world", *m_dlistener));
m_client = &client;
m_client->createConnection("localhost", 21212, true);
std::vector<Parameter> signature;
signature.push_back(Parameter(WIRE_TYPE_STRING));
signature.push_back(Parameter(WIRE_TYPE_STRING));
signature.push_back(Parameter(WIRE_TYPE_STRING));
Procedure proc("Insert", signature);
ParameterSet *params = proc.params();
params->addString("Hello").addString("World").addString("English");
InvocationResponse response = (m_client)->invoke(proc);
CPPUNIT_ASSERT(response.failure());
m_voltdb.reset(new MockVoltDB(*m_client));
m_voltdb->filenameForNextResponse("invocation_response_success.msg");
response = (m_client)->invoke(proc);
CPPUNIT_ASSERT(response.success());
CPPUNIT_ASSERT(response.statusString() == "");
CPPUNIT_ASSERT(response.appStatusCode() == -128);
CPPUNIT_ASSERT(response.appStatusString() == "");
CPPUNIT_ASSERT(response.results().size() == 0);
}
void testLostConnectionBreaksEventLoop() {
class Listener : public StatusListener {
public:
virtual bool uncaughtException(
std::exception exception,
boost::shared_ptr<voltdb::ProcedureCallback> callback,
InvocationResponse response) {
CPPUNIT_ASSERT(false);
return false;
}
virtual bool connectionLost(std::string hostname, int32_t connectionsLeft) {
CPPUNIT_ASSERT(connectionsLeft == 1);
return true;
}
virtual bool connectionActive(std::string hostname, int32_t connectionsLeft) {
return true;
}
virtual bool backpressure(bool hasBackpressure) {
CPPUNIT_ASSERT(false);
return false;
}
} listener;
(*m_dlistener)->m_listener = &listener;
(m_client)->createConnection("localhost");
(m_client)->createConnection("localhost");
std::vector<Parameter> signature;
Procedure proc("Insert", signature);
proc.params();
SyncCallback *cb = new SyncCallback();
boost::shared_ptr<ProcedureCallback> callback(cb);
(m_client)->invoke(proc, callback);
m_voltdb->hangupOnRequestCount(1);
(m_client)->run();
(m_client)->runOnce();
}
class BreakingSyncCallback : public ProcedureCallback {
public:
InvocationResponse m_response;
virtual bool callback(InvocationResponse response) throw (voltdb::Exception) {
m_response = response;
return true;
}
};
void testBreakEventLoopViaCallback() {
(m_client)->createConnection("localhost");
std::vector<Parameter> signature;
signature.push_back(Parameter(WIRE_TYPE_STRING));
signature.push_back(Parameter(WIRE_TYPE_STRING));
signature.push_back(Parameter(WIRE_TYPE_STRING));
Procedure proc("Insert", signature);
ParameterSet *params = proc.params();
params->addString("Hello").addString("World").addString("English");
m_voltdb->filenameForNextResponse("invocation_response_success.msg");
BreakingSyncCallback *cb = new BreakingSyncCallback();
boost::shared_ptr<ProcedureCallback> callback(cb);
(m_client)->invoke(proc, callback);
(m_client)->run();
}
class ThrowingCallback : public ProcedureCallback {
public:
virtual bool callback(InvocationResponse response) throw (voltdb::Exception) {
throw voltdb::Exception();
}
};
void testCallbackThrows() {
class Listener : public StatusListener {
public:
bool lostReported;
bool activeReported;
Listener() : lostReported(false), activeReported(false) {}
virtual bool uncaughtException(
std::exception exception,
boost::shared_ptr<voltdb::ProcedureCallback> callback,
InvocationResponse response) {
lostReported = true;
return true;
}
virtual bool connectionLost(std::string hostname, int32_t connectionsLeft) {
lostReported = true;
CPPUNIT_ASSERT(connectionsLeft == 0);
return false;
}
virtual bool connectionActive(std::string hostname, int32_t connectionsLeft) {
activeReported = true;
return true;
}
virtual bool backpressure(bool hasBackpressure) {
CPPUNIT_ASSERT(false);
return false;
}
} listener;
(*m_dlistener)->m_listener = &listener;
(m_client)->createConnection("localhost");
std::vector<Parameter> signature;
signature.push_back(Parameter(WIRE_TYPE_STRING));
signature.push_back(Parameter(WIRE_TYPE_STRING));
signature.push_back(Parameter(WIRE_TYPE_STRING));
Procedure proc("Insert", signature);
ParameterSet *params = proc.params();
params->addString("Hello").addString("World").addString("English");
m_voltdb->filenameForNextResponse("invocation_response_success.msg");
ThrowingCallback *cb = new ThrowingCallback();
boost::shared_ptr<ProcedureCallback> callback(cb);
(m_client)->invoke(proc, callback);
(m_client)->run();
}
void testBackpressure() {
class Listener : public StatusListener {
public:
bool reported;
Listener() : reported(false) {}
virtual bool uncaughtException(
std::exception exception,
boost::shared_ptr<voltdb::ProcedureCallback> callback,
InvocationResponse response) {
CPPUNIT_ASSERT(false);
return true;
}
virtual bool connectionLost(std::string hostname, int32_t connectionsLeft) {
CPPUNIT_ASSERT(false);
return false;
}
virtual bool connectionActive(std::string hostname, int32_t connectionsLeft) {
return true;
}
virtual bool backpressure(bool hasBackpressure) {
CPPUNIT_ASSERT(hasBackpressure);
reported = true;
return true;
}
} listener;
(*m_dlistener)->m_listener = &listener;
(m_client)->createConnection("localhost");
std::vector<Parameter> signature;
Procedure proc("Insert", signature);
SyncCallback *cb = new SyncCallback();
boost::shared_ptr<ProcedureCallback> callback(cb);
m_voltdb->dontRead();
while (!listener.reported) {
(m_client)->invoke(proc, callback);
(m_client)->runOnce();
}
}
class CountingCallback : public voltdb::ProcedureCallback {
public:
CountingCallback(int32_t count) : m_count(count) {}
bool callback(voltdb::InvocationResponse response) throw (voltdb::Exception) {
m_count--;
CPPUNIT_ASSERT(response.success());
return false;
}
int32_t m_count;
};
void testDrain() {
m_voltdb->filenameForNextResponse("invocation_response_success.msg");
(m_client)->createConnection("localhost");
std::vector<Parameter> signature;
Procedure proc("Insert", signature);
CountingCallback *cb = new CountingCallback(5);
boost::shared_ptr<ProcedureCallback> callback(cb);
for (int ii = 0; ii < 5; ii++) {
(m_client)->invoke( proc, callback);
}
(m_client)->drain();
CPPUNIT_ASSERT(cb->m_count == 0);
CPPUNIT_ASSERT(! m_client->isDraining());
}
class CountingSuccessAndConnectionLost : public voltdb::ProcedureCallback {
public:
CountingSuccessAndConnectionLost() : m_success(0), m_connectionLost(0) {}
bool callback(voltdb::InvocationResponse response) throw (voltdb::Exception) {
if (response.success()) {
m_success++;
} else {
CPPUNIT_ASSERT(response.statusCode() == voltdb::STATUS_CODE_CONNECTION_LOST);
m_connectionLost++;
}
return false;
}
int32_t m_success;
int32_t m_connectionLost;
};
void testLostConnectionDuringDrain() {
m_voltdb->filenameForNextResponse("invocation_response_success.msg");
(m_client)->createConnection("localhost");
std::vector<Parameter> signature;
Procedure proc("Insert", signature);
CountingSuccessAndConnectionLost *cb = new CountingSuccessAndConnectionLost();
boost::shared_ptr<ProcedureCallback> callback(cb);
for (int ii = 0; ii < 5; ii++) {
(m_client)->invoke( proc, callback);
}
m_voltdb->hangupOnRequestCount(3);
(m_client)->drain();
CPPUNIT_ASSERT(cb->m_success == 2);
CPPUNIT_ASSERT(cb->m_connectionLost == 3);
}
void testSynchronousInvocations() {
// Regression test for ENG-10480
m_voltdb->filenameForNextResponse("invocation_response_success.msg");
m_client->createConnection("localhost");
std::vector<Parameter> signature;
Procedure proc("Insert", signature);
CountingSuccessAndConnectionLost *cb = new CountingSuccessAndConnectionLost();
boost::shared_ptr<ProcedureCallback> callback(cb);
// Queue up two async SP invocations
for (int ii = 0; ii < 2; ii++) {
m_client->invoke(proc, callback);
}
// Now do a synchronized invocation
InvocationResponse response = m_client->invoke(proc);
CPPUNIT_ASSERT(response.statusCode() == STATUS_CODE_SUCCESS);
CPPUNIT_ASSERT(! m_client->isDraining());
// Queued invocations will have been processed before the synchronous invocation.
CPPUNIT_ASSERT(cb->m_success == 2);
CPPUNIT_ASSERT(cb->m_connectionLost == 0);
}
private:
Client *m_client;
boost::scoped_ptr<MockVoltDB> m_voltdb;
boost::shared_ptr<DelegatingListener> *m_dlistener;
};
CPPUNIT_TEST_SUITE_REGISTRATION( ClientTest );
}
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