302 lines
11 KiB
C++
302 lines
11 KiB
C++
/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <cppunit/extensions/HelperMacros.h>
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#include <sys/types.h>
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#include <netinet/in.h>
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#include <errno.h>
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#include "Util.h"
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#include "LibCMocks.h"
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#include "ZKMocks.h"
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#ifdef THREADED
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#include "PthreadMocks.h"
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#else
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class MockPthreadsNull;
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#endif
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using namespace std;
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class Zookeeper_init : public CPPUNIT_NS::TestFixture
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{
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CPPUNIT_TEST_SUITE(Zookeeper_init);
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CPPUNIT_TEST(testBasic);
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CPPUNIT_TEST(testAddressResolution);
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CPPUNIT_TEST(testMultipleAddressResolution);
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CPPUNIT_TEST(testNullAddressString);
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CPPUNIT_TEST(testEmptyAddressString);
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CPPUNIT_TEST(testOneSpaceAddressString);
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CPPUNIT_TEST(testTwoSpacesAddressString);
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CPPUNIT_TEST(testInvalidAddressString1);
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CPPUNIT_TEST(testInvalidAddressString2);
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CPPUNIT_TEST(testNonexistentHost);
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CPPUNIT_TEST(testOutOfMemory_init);
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CPPUNIT_TEST(testOutOfMemory_getaddrs1);
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#if !defined(__CYGWIN__) // not valid for cygwin
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CPPUNIT_TEST(testOutOfMemory_getaddrs2);
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#endif
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CPPUNIT_TEST(testPermuteAddrsList);
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CPPUNIT_TEST_SUITE_END();
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zhandle_t *zh;
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MockPthreadsNull* pthreadMock;
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static void watcher(zhandle_t *, int , int , const char *,void*){}
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FILE *logfile;
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public:
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Zookeeper_init():zh(0),pthreadMock(0){
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logfile = openlogfile("Zookeeper_init");
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}
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~Zookeeper_init() {
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if (logfile) {
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fflush(logfile);
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fclose(logfile);
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logfile = 0;
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}
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}
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void setUp()
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{
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zoo_set_log_stream(logfile);
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zoo_deterministic_conn_order(0);
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#ifdef THREADED
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// disable threading
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pthreadMock=new MockPthreadZKNull;
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#endif
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zh=0;
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}
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void tearDown()
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{
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zookeeper_close(zh);
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#ifdef THREADED
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delete pthreadMock;
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#endif
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}
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void testBasic()
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{
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const string EXPECTED_HOST("127.0.0.1:2121");
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const unsigned int EXPECTED_ADDRS_COUNT =1;
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const int EXPECTED_RECV_TIMEOUT=10000;
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clientid_t cid;
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memset(&cid,0xFE,sizeof(cid));
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zh=zookeeper_init(EXPECTED_HOST.c_str(),watcher,EXPECTED_RECV_TIMEOUT,
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&cid,(void*)1,0);
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CPPUNIT_ASSERT(zh != NULL);
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CPPUNIT_ASSERT(zh->fd->sock == -1);
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CPPUNIT_ASSERT(zh->hostname != NULL);
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CPPUNIT_ASSERT_EQUAL(EXPECTED_ADDRS_COUNT,zh->addrs.count);
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CPPUNIT_ASSERT_EQUAL(EXPECTED_HOST,string(zh->hostname));
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CPPUNIT_ASSERT(zh->state == ZOO_NOTCONNECTED_STATE);
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CPPUNIT_ASSERT(zh->context == (void*)1);
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CPPUNIT_ASSERT_EQUAL(EXPECTED_RECV_TIMEOUT,zh->recv_timeout);
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CPPUNIT_ASSERT(zh->watcher == watcher);
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CPPUNIT_ASSERT(zh->addrs.next==0);
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CPPUNIT_ASSERT(zh->primer_buffer.buffer==zh->primer_storage_buffer);
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CPPUNIT_ASSERT(zh->primer_buffer.curr_offset ==0);
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CPPUNIT_ASSERT(zh->primer_buffer.len == sizeof(zh->primer_storage_buffer));
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CPPUNIT_ASSERT(zh->primer_buffer.next == 0);
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CPPUNIT_ASSERT(zh->last_zxid ==0);
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CPPUNIT_ASSERT(memcmp(&zh->client_id,&cid,sizeof(cid))==0);
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#ifdef THREADED
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// thread specific checks
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adaptor_threads* adaptor=(adaptor_threads*)zh->adaptor_priv;
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CPPUNIT_ASSERT(adaptor!=0);
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CPPUNIT_ASSERT(pthreadMock->pthread_createCounter==2);
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CPPUNIT_ASSERT(MockPthreadsNull::isInitialized(adaptor->io));
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CPPUNIT_ASSERT(MockPthreadsNull::isInitialized(adaptor->completion));
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CPPUNIT_ASSERT(MockPthreadsNull::isInitialized(&zh->to_process.lock));
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CPPUNIT_ASSERT(MockPthreadsNull::isInitialized(&zh->to_send.lock));
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CPPUNIT_ASSERT(MockPthreadsNull::isInitialized(&zh->sent_requests.lock));
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CPPUNIT_ASSERT(MockPthreadsNull::isInitialized(&zh->completions_to_process.lock));
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CPPUNIT_ASSERT(MockPthreadsNull::isInitialized(&zh->sent_requests.cond));
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CPPUNIT_ASSERT(MockPthreadsNull::isInitialized(&zh->completions_to_process.cond));
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#endif
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}
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void testAddressResolution()
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{
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const char EXPECTED_IPS[][4]={{127,0,0,1}};
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const unsigned int EXPECTED_ADDRS_COUNT =COUNTOF(EXPECTED_IPS);
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zoo_deterministic_conn_order(1);
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zh=zookeeper_init("127.0.0.1:2121",0,10000,0,0,0);
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CPPUNIT_ASSERT(zh!=0);
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CPPUNIT_ASSERT_EQUAL(EXPECTED_ADDRS_COUNT,zh->addrs.count);
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for(unsigned int i=0;i<zh->addrs.count;i++){
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sockaddr_in* addr=(struct sockaddr_in*)&zh->addrs.data[i];
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CPPUNIT_ASSERT(memcmp(EXPECTED_IPS[i],&addr->sin_addr,sizeof(addr->sin_addr))==0);
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CPPUNIT_ASSERT_EQUAL(2121,(int)ntohs(addr->sin_port));
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}
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}
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void testMultipleAddressResolution()
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{
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const string EXPECTED_HOST("127.0.0.1:2121,127.0.0.2:3434");
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const char EXPECTED_IPS[][4]={{127,0,0,1},{127,0,0,2}};
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const unsigned int EXPECTED_ADDRS_COUNT =COUNTOF(EXPECTED_IPS);
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zoo_deterministic_conn_order(1);
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zh=zookeeper_init(EXPECTED_HOST.c_str(),0,1000,0,0,0);
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CPPUNIT_ASSERT(zh!=0);
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CPPUNIT_ASSERT_EQUAL(EXPECTED_ADDRS_COUNT,zh->addrs.count);
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for(unsigned int i=0;i<zh->addrs.count;i++){
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sockaddr_in* addr=(struct sockaddr_in*)&zh->addrs.data[i];
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CPPUNIT_ASSERT(memcmp(EXPECTED_IPS[i],&addr->sin_addr,sizeof(addr->sin_addr))==0);
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if(i<1)
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CPPUNIT_ASSERT_EQUAL(2121,(int)ntohs(addr->sin_port));
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else
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CPPUNIT_ASSERT_EQUAL(3434,(int)ntohs(addr->sin_port));
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}
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}
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void testMultipleAddressWithSpace()
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{
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const string EXPECTED_HOST("127.0.0.1:2121, 127.0.0.2:3434");
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const char EXPECTED_IPS[][4]={{127,0,0,1},{127,0,0,2}};
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const unsigned int EXPECTED_ADDRS_COUNT =COUNTOF(EXPECTED_IPS);
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zoo_deterministic_conn_order(1);
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zh=zookeeper_init(EXPECTED_HOST.c_str(),0,1000,0,0,0);
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CPPUNIT_ASSERT(zh!=0);
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CPPUNIT_ASSERT_EQUAL(EXPECTED_ADDRS_COUNT,zh->addrs.count);
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for(unsigned int i=0;i<zh->addrs.count;i++){
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sockaddr_in* addr=(struct sockaddr_in*)&zh->addrs.data[i];
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CPPUNIT_ASSERT(memcmp(EXPECTED_IPS[i],&addr->sin_addr,sizeof(addr->sin_addr))==0);
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if(i<1)
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CPPUNIT_ASSERT_EQUAL(2121,(int)ntohs(addr->sin_port));
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else
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CPPUNIT_ASSERT_EQUAL(3434,(int)ntohs(addr->sin_port));
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}
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}
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void testNullAddressString()
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{
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zh=zookeeper_init(NULL,0,0,0,0,0);
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CPPUNIT_ASSERT(zh==0);
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CPPUNIT_ASSERT_EQUAL(EINVAL,errno);
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}
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void testEmptyAddressString()
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{
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const string INVALID_HOST("");
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zh=zookeeper_init(INVALID_HOST.c_str(),0,0,0,0,0);
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CPPUNIT_ASSERT(zh==0);
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CPPUNIT_ASSERT_EQUAL(EINVAL,errno);
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}
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void testOneSpaceAddressString()
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{
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const string INVALID_HOST(" ");
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zh=zookeeper_init(INVALID_HOST.c_str(),0,0,0,0,0);
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CPPUNIT_ASSERT(zh==0);
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CPPUNIT_ASSERT_EQUAL(EINVAL,errno);
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}
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void testTwoSpacesAddressString()
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{
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const string INVALID_HOST(" ");
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zh=zookeeper_init(INVALID_HOST.c_str(),0,0,0,0,0);
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CPPUNIT_ASSERT(zh==0);
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CPPUNIT_ASSERT_EQUAL(EINVAL,errno);
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}
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void testInvalidAddressString1()
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{
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const string INVALID_HOST("host1");
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zh=zookeeper_init(INVALID_HOST.c_str(),0,0,0,0,0);
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CPPUNIT_ASSERT(zh==0);
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CPPUNIT_ASSERT_EQUAL(EINVAL,errno);
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}
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void testInvalidAddressString2()
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{
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const string INVALID_HOST("host1:1111+host:123");
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zh=zookeeper_init(INVALID_HOST.c_str(),0,0,0,0,0);
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CPPUNIT_ASSERT(zh==0);
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CPPUNIT_ASSERT((ENOENT|EINVAL) & errno);
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}
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void testNonexistentHost()
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{
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const string EXPECTED_HOST("host1.blabadibla.bla.:1111");
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zh=zookeeper_init(EXPECTED_HOST.c_str(),0,0,0,0,0);
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CPPUNIT_ASSERT(zh==0);
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//With the switch to thread safe getaddrinfo, we don't get
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//these global variables
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//CPPUNIT_ASSERT_EQUAL(EINVAL,errno);
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//CPPUNIT_ASSERT_EQUAL(HOST_NOT_FOUND,h_errno);
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}
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void testOutOfMemory_init()
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{
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Mock_calloc mock;
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mock.callsBeforeFailure=0; // fail first calloc in init()
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zh=zookeeper_init("ahost:123",watcher,10000,0,0,0);
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CPPUNIT_ASSERT(zh==0);
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CPPUNIT_ASSERT_EQUAL(ENOMEM,errno);
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}
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void testOutOfMemory_getaddrs1()
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{
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Mock_realloc reallocMock;
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reallocMock.callsBeforeFailure=0; // fail on first call to realloc
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zh=zookeeper_init("127.0.0.1:123",0,0,0,0,0);
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CPPUNIT_ASSERT(zh==0);
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CPPUNIT_ASSERT_EQUAL(ENOMEM,errno);
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}
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void testOutOfMemory_getaddrs2()
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{
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Mock_realloc reallocMock;
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reallocMock.callsBeforeFailure=1; // fail on the second call to realloc
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zh=zookeeper_init("127.0.0.1:123,127.0.0.2:123,127.0.0.3:123,127.0.0.4:123,127.0.0.5:123,127.0.0.6:123,127.0.0.7:123,127.0.0.8:123,127.0.0.9:123,127.0.0.10:123,127.0.0.11:123,127.0.0.12:123,127.0.0.13:123,127.0.0.14:123,127.0.0.15:123,127.0.0.16:123,127.0.0.17:123",0,0,0,0,0);
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CPPUNIT_ASSERT(zh==0);
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CPPUNIT_ASSERT_EQUAL(ENOMEM,errno);
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}
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void testPermuteAddrsList()
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{
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const char EXPECTED[][5]={"\0\0\0\0","\1\1\1\1","\2\2\2\2","\3\3\3\3"};
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const unsigned int EXPECTED_ADDR_COUNT=COUNTOF(EXPECTED);
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const int RAND_SEQ[]={0,1,1,-1};
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const int RAND_SIZE=COUNTOF(RAND_SEQ);
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Mock_random randomMock;
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randomMock.randomReturns.assign(RAND_SEQ,RAND_SEQ+RAND_SIZE-1);
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zh=zookeeper_init("0.0.0.0:123,1.1.1.1:123,2.2.2.2:123,3.3.3.3:123",0,1000,0,0,0);
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CPPUNIT_ASSERT(zh!=0);
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CPPUNIT_ASSERT_EQUAL(EXPECTED_ADDR_COUNT,zh->addrs.count);
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const string EXPECTED_SEQ("3210");
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char ACTUAL_SEQ[EXPECTED_ADDR_COUNT+1]; ACTUAL_SEQ[EXPECTED_ADDR_COUNT]=0;
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for(unsigned int i=0;i<zh->addrs.count;i++){
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sockaddr_in* addr=(struct sockaddr_in*)&zh->addrs.data[i];
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// match the first byte of the EXPECTED and of the actual address
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ACTUAL_SEQ[i]=((char*)&addr->sin_addr)[0]+'0';
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}
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CPPUNIT_ASSERT_EQUAL(EXPECTED_SEQ,string(ACTUAL_SEQ));
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}
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};
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CPPUNIT_TEST_SUITE_REGISTRATION(Zookeeper_init);
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