mingyen066 commented on code in PR #18767:
URL: https://github.com/apache/kafka/pull/18767#discussion_r1941460260
##########
clients/src/test/java/org/apache/kafka/clients/ClientUtilsTest.java:
##########
@@ -96,6 +100,34 @@ public void
testParseAndValidateAddressesWithReverseLookup() {
}
}
+ static Stream<List<String>> provideValidBrokerAddressTestCases() {
+ return Stream.of(
+ Arrays.asList("localhost:9997", "localhost:9998",
"localhost:9999"),
+ Arrays.asList("localhost:9997", "localhost:9998", "
localhost:9999"),
+ // Intentionally provide a single string, as users may provide
space-separated brokers, which will be parsed as a single string.
+ Arrays.asList("localhost:9997 localhost:9998 localhost:9999")
+ );
+ }
+
+ @ParameterizedTest
+ @MethodSource("provideValidBrokerAddressTestCases")
+ public void testValidBrokerAddress(List<String> addresses) {
+ assertDoesNotThrow(() ->
ClientUtils.parseAndValidateAddresses(addresses,
ClientDnsLookup.USE_ALL_DNS_IPS));
+ }
+
+ static Stream<List<String>> provideInvalidBrokerAddressTestCases() {
+ return Stream.of(
+
Collections.singletonList("localhost:9997\nlocalhost:9998\nlocalhost:9999")
+ );
+ }
+
+ @ParameterizedTest
+ @MethodSource("provideInvalidBrokerAddressTestCases")
+ public void testInvalidBrokerAddress(List<String> addresses) {
+ assertThrows(ConfigException.class,
+ () -> ClientUtils.parseAndValidateAddresses(addresses,
ClientDnsLookup.USE_ALL_DNS_IPS));
+ }
Review Comment:
I thought I would be convenient to add more cases. But for readibility, I
will just eliminate @methodSouce
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