import de.juplo.kafka.wordcount.counter.TestCounter;
import de.juplo.kafka.wordcount.counter.TestWord;
-import org.apache.kafka.common.header.Header;
-import org.apache.kafka.common.header.Headers;
+import de.juplo.kafka.wordcount.query.TestEntry;
+import de.juplo.kafka.wordcount.query.TestRanking;
+import de.juplo.kafka.wordcount.query.TestUser;
import org.apache.kafka.streams.KeyValue;
import org.apache.kafka.streams.state.ReadOnlyKeyValueStore;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
-import java.util.Map;
-import java.util.Properties;
-import java.util.stream.Collectors;
+import java.util.Arrays;
import java.util.stream.Stream;
import static org.assertj.core.api.Assertions.assertThat;
class TestData
{
- static final User PETER = User.of("peter");
- static final User KLAUS = User.of("klaus");
+ static final TestUser PETER = TestUser.of("peter");
+ static final TestUser KLAUS = TestUser.of("klaus");
- static final KeyValue<TestWord, TestCounter>[] INPUT_MESSAGES = new KeyValue[]
+ static final Stream<KeyValue<TestWord, TestCounter>> getInputMessages()
+ {
+ return Stream.of(INPUT_MESSAGES);
+ }
+
+ private static final KeyValue<TestWord, TestCounter>[] INPUT_MESSAGES = new KeyValue[]
{
new KeyValue<>(
TestWord.of(PETER.getUser(),"Hallo"),
TestCounter.of(KLAUS.getUser(),"s",3)),
};
- static void assertExpectedMessages(MultiValueMap<User, Ranking> receivedMessages)
+ static void assertExpectedMessages(MultiValueMap<TestUser, TestRanking> receivedMessages)
{
expectedMessages().forEach(
(user, rankings) ->
static void assertExpectedState(ReadOnlyKeyValueStore<User, Ranking> store)
{
- assertThat(store.get(EXPECTED_MESSAGES[9].key)).isEqualTo(EXPECTED_MESSAGES[9].value);
- assertThat(store.get(EXPECTED_MESSAGES[10].key)).isEqualTo(EXPECTED_MESSAGES[10].value);
+ assertRankingEqualsRankingFromLastMessage(PETER, store.get(userOf(PETER)));
+ assertRankingEqualsRankingFromLastMessage(KLAUS, store.get(userOf(KLAUS)));
+ }
+
+ private static User userOf(TestUser user)
+ {
+ return User.of(user.getUser());
+ }
+
+ static void assertExpectedNumberOfMessagesForUsers(MultiValueMap<TestUser, TestRanking> receivedMessages)
+ {
+ assertThat(countMessagesForUser(PETER, receivedMessages));
+ assertThat(countMessagesForUser(KLAUS, receivedMessages));
+ }
+
+ private static int countMessagesForUser(TestUser user, MultiValueMap<TestUser, TestRanking> messagesForUsers)
+ {
+ return messagesForUsers.get(user) == null
+ ? 0
+ : messagesForUsers.get(user).size();
+ }
+
+
+ static void assertExpectedLastMessagesForUsers(MultiValueMap<TestUser, TestRanking> receivedMessages)
+ {
+ assertRankingEqualsRankingFromLastMessage(PETER, getLastMessageFor(PETER, receivedMessages));
+ assertRankingEqualsRankingFromLastMessage(KLAUS, getLastMessageFor(KLAUS, receivedMessages));
}
- static KeyValue<User, Ranking>[] EXPECTED_MESSAGES = new KeyValue[]
+ private static void assertRankingEqualsRankingFromLastMessage(TestUser user, Ranking ranking)
+ {
+ TestRanking testRanking = TestRanking.of(testEntriesOf(ranking.getEntries()));
+ assertRankingEqualsRankingFromLastMessage(user, testRanking);
+ }
+
+ private static TestEntry[] testEntriesOf(Entry... entries)
+ {
+ return Arrays
+ .stream(entries)
+ .map(entry -> TestEntry.of(
+ entry.getWord(),
+ entry.getCounter() == null
+ ? -1l
+ : entry.getCounter()))
+ .toArray(size -> new TestEntry[size]);
+ }
+
+ private static void assertRankingEqualsRankingFromLastMessage(TestUser user, TestRanking ranking)
+ {
+ assertThat(ranking).isEqualTo(getLastMessageFor(user));
+ }
+
+ private static TestRanking getLastMessageFor(TestUser user)
+ {
+ return getLastMessageFor(user, expectedMessages());
+ }
+
+ private static TestRanking getLastMessageFor(TestUser user, MultiValueMap<TestUser, TestRanking> messagesForUsers)
+ {
+ return messagesForUsers
+ .get(user)
+ .stream()
+ .reduce(null, (left, right) -> right);
+ }
+
+ private static KeyValue<TestUser, TestRanking>[] EXPECTED_MESSAGES = new KeyValue[]
{
KeyValue.pair( // 0
PETER,
- Ranking.of(
- Entry.of("Hallo", 1l))),
+ TestRanking.of(
+ TestEntry.of("Hallo", 1l))),
KeyValue.pair( // 1
KLAUS,
- Ranking.of(
- Entry.of("Müsch", 1l))),
+ TestRanking.of(
+ TestEntry.of("Müsch", 1l))),
KeyValue.pair( // 2
PETER,
- Ranking.of(
- Entry.of("Hallo", 1l),
- Entry.of("Welt", 1l))),
+ TestRanking.of(
+ TestEntry.of("Hallo", 1l),
+ TestEntry.of("Welt", 1l))),
KeyValue.pair( // 3
KLAUS,
- Ranking.of(
- Entry.of("Müsch", 2l))),
+ TestRanking.of(
+ TestEntry.of("Müsch", 2l))),
KeyValue.pair( // 4
KLAUS,
- Ranking.of(
- Entry.of("Müsch", 2l),
- Entry.of("s", 1l))),
+ TestRanking.of(
+ TestEntry.of("Müsch", 2l),
+ TestEntry.of("s", 1l))),
KeyValue.pair( // 5
PETER,
- Ranking.of(
- Entry.of("Hallo", 1l),
- Entry.of("Welt", 1l),
- Entry.of("Boäh", 1l))),
+ TestRanking.of(
+ TestEntry.of("Hallo", 1l),
+ TestEntry.of("Welt", 1l),
+ TestEntry.of("Boäh", 1l))),
KeyValue.pair( // 6
PETER,
- Ranking.of(
- Entry.of("Welt", 2l),
- Entry.of("Hallo", 1l),
- Entry.of("Boäh", 1l))),
+ TestRanking.of(
+ TestEntry.of("Welt", 2l),
+ TestEntry.of("Hallo", 1l),
+ TestEntry.of("Boäh", 1l))),
KeyValue.pair( // 7
PETER,
- Ranking.of(
- Entry.of("Welt", 2l),
- Entry.of("Boäh", 2l),
- Entry.of("Hallo", 1l))),
+ TestRanking.of(
+ TestEntry.of("Welt", 2l),
+ TestEntry.of("Boäh", 2l),
+ TestEntry.of("Hallo", 1l))),
KeyValue.pair( // 8
KLAUS,
- Ranking.of(
- Entry.of("Müsch", 2l),
- Entry.of("s", 2l))),
+ TestRanking.of(
+ TestEntry.of("Müsch", 2l),
+ TestEntry.of("s", 2l))),
KeyValue.pair( // 9
PETER,
- Ranking.of(
- Entry.of("Boäh", 3l),
- Entry.of("Welt", 2l),
- Entry.of("Hallo", 1l))),
+ TestRanking.of(
+ TestEntry.of("Boäh", 3l),
+ TestEntry.of("Welt", 2l),
+ TestEntry.of("Hallo", 1l))),
KeyValue.pair( // 10
KLAUS,
- Ranking.of(
- Entry.of("s", 3l),
- Entry.of("Müsch", 2l))),
+ TestRanking.of(
+ TestEntry.of("s", 3l),
+ TestEntry.of("Müsch", 2l))),
};
- static MultiValueMap<User, Ranking> expectedMessages()
+ private static MultiValueMap<TestUser, TestRanking> expectedMessages()
{
- MultiValueMap<User, Ranking> expectedMessages = new LinkedMultiValueMap<>();
+ MultiValueMap<TestUser, TestRanking> expectedMessages = new LinkedMultiValueMap<>();
Stream
.of(EXPECTED_MESSAGES)
.forEach(keyValue -> expectedMessages.add(keyValue.key, keyValue.value));
return expectedMessages;
}
-
- static Map<String, Object> convertToMap(Properties properties)
- {
- return properties
- .entrySet()
- .stream()
- .collect(
- Collectors.toMap(
- entry -> (String)entry.getKey(),
- entry -> entry.getValue()
- ));
- }
-
- static String parseHeader(Headers headers, String key)
- {
- Header header = headers.lastHeader(key);
- if (header == null)
- {
- return key + "=null";
- }
- else
- {
- return key + "=" + new String(header.value());
- }
- }
}
projects / demos / kafka / wordcount / blobdiff