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MINOR: Backport fixes to ClientUtils.resolve tests to 2.5 #9305

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Oct 20, 2020
Merged

MINOR: Backport fixes to ClientUtils.resolve tests to 2.5 #9305

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2 changes: 1 addition & 1 deletion clients/src/test/java/org/apache/kafka/clients/ClientUtilsTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -107,7 +107,7 @@ public void testResolveDnsLookup() throws UnknownHostException {

@Test
public void testResolveDnsLookupAllIps() throws UnknownHostException {
assertEquals(2, ClientUtils.resolve("kafka.apache.org", ClientDnsLookup.USE_ALL_DNS_IPS).size());
assertTrue(ClientUtils.resolve("kafka.apache.org", ClientDnsLookup.USE_ALL_DNS_IPS).size() > 1);
}

private List<InetSocketAddress> checkWithoutLookup(String... url) {
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9 changes: 4 additions & 5 deletions clients/src/test/java/org/apache/kafka/clients/ClusterConnectionStatesTest.java
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Expand Up @@ -256,7 +256,7 @@ public void testSingleIPWithUseAll() throws UnknownHostException {

@Test
public void testMultipleIPsWithDefault() throws UnknownHostException {
assertEquals(2, ClientUtils.resolve(hostTwoIps, ClientDnsLookup.USE_ALL_DNS_IPS).size());
assertTrue(ClientUtils.resolve(hostTwoIps, ClientDnsLookup.USE_ALL_DNS_IPS).size() > 1);

connectionStates.connecting(nodeId1, time.milliseconds(), hostTwoIps, ClientDnsLookup.DEFAULT);
InetAddress currAddress = connectionStates.currentAddress(nodeId1);
Expand All @@ -266,22 +266,21 @@ public void testMultipleIPsWithDefault() throws UnknownHostException {

@Test
public void testMultipleIPsWithUseAll() throws UnknownHostException {
assertEquals(2, ClientUtils.resolve(hostTwoIps, ClientDnsLookup.USE_ALL_DNS_IPS).size());
assertTrue(ClientUtils.resolve(hostTwoIps, ClientDnsLookup.USE_ALL_DNS_IPS).size() > 1);

connectionStates.connecting(nodeId1, time.milliseconds(), hostTwoIps, ClientDnsLookup.USE_ALL_DNS_IPS);
InetAddress addr1 = connectionStates.currentAddress(nodeId1);
connectionStates.connecting(nodeId1, time.milliseconds(), hostTwoIps, ClientDnsLookup.USE_ALL_DNS_IPS);
InetAddress addr2 = connectionStates.currentAddress(nodeId1);
assertNotSame(addr1, addr2);

connectionStates.connecting(nodeId1, time.milliseconds(), hostTwoIps, ClientDnsLookup.USE_ALL_DNS_IPS);
InetAddress addr3 = connectionStates.currentAddress(nodeId1);
assertSame(addr1, addr3);
assertNotSame(addr1, addr3);
}

@Test
public void testHostResolveChange() throws UnknownHostException, ReflectiveOperationException {
assertEquals(2, ClientUtils.resolve(hostTwoIps, ClientDnsLookup.USE_ALL_DNS_IPS).size());
assertTrue(ClientUtils.resolve(hostTwoIps, ClientDnsLookup.USE_ALL_DNS_IPS).size() > 1);

connectionStates.connecting(nodeId1, time.milliseconds(), hostTwoIps, ClientDnsLookup.DEFAULT);
InetAddress addr1 = connectionStates.currentAddress(nodeId1);
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