juplo.de Git - demos/kafka/wordcount/blob - src/test/java/de/juplo/kafka/wordcount/top10/TestData.java

   1 package de.juplo.kafka.wordcount.top10;
   2
   3 import de.juplo.kafka.wordcount.counter.TestCounter;
   4 import de.juplo.kafka.wordcount.counter.TestWord;
   5 import org.apache.kafka.common.header.Header;
   6 import org.apache.kafka.common.header.Headers;
   7 import org.apache.kafka.streams.KeyValue;
   8 import org.apache.kafka.streams.state.ReadOnlyKeyValueStore;
   9 import org.springframework.util.LinkedMultiValueMap;
  10 import org.springframework.util.MultiValueMap;
  11
  12 import java.util.Map;
  13 import java.util.Properties;
  14 import java.util.stream.Collectors;
  15 import java.util.stream.Stream;
  16
  17 import static org.assertj.core.api.Assertions.assertThat;
  18
  19
  20 class TestData
  21 {
  22         static final User PETER = User.of("peter");
  23         static final User KLAUS = User.of("klaus");
  24
  25         static final KeyValue<TestWord, TestCounter>[] INPUT_MESSAGES = new KeyValue[]
  26         {
  27                         new KeyValue<>(
  28                                         TestWord.of(PETER.getUser(),"Hallo"),
  29                                         TestCounter.of(PETER.getUser(),"Hallo",1)),
  30                         new KeyValue<>(
  31                                         TestWord.of(KLAUS.getUser(),"Müsch"),
  32                                         TestCounter.of(KLAUS.getUser(),"Müsch",1)),
  33                         new KeyValue<>(
  34                                         TestWord.of(PETER.getUser(),"Welt"),
  35                                         TestCounter.of(PETER.getUser(),"Welt",1)),
  36                         new KeyValue<>(
  37                                         TestWord.of(KLAUS.getUser(),"Müsch"),
  38                                         TestCounter.of(KLAUS.getUser(),"Müsch",2)),
  39                         new KeyValue<>(
  40                                         TestWord.of(KLAUS.getUser(),"s"),
  41                                         TestCounter.of(KLAUS.getUser(),"s",1)),
  42                         new KeyValue<>(
  43                                         TestWord.of(PETER.getUser(),"Boäh"),
  44                                         TestCounter.of(PETER.getUser(),"Boäh",1)),
  45                         new KeyValue<>(
  46                                         TestWord.of(PETER.getUser(),"Welt"),
  47                                         TestCounter.of(PETER.getUser(),"Welt",2)),
  48                         new KeyValue<>(
  49                                         TestWord.of(PETER.getUser(),"Boäh"),
  50                                         TestCounter.of(PETER.getUser(),"Boäh",2)),
  51                         new KeyValue<>(
  52                                         TestWord.of(KLAUS.getUser(),"s"),
  53                                         TestCounter.of(KLAUS.getUser(),"s",2)),
  54                         new KeyValue<>(
  55                                         TestWord.of(PETER.getUser(),"Boäh"),
  56                                         TestCounter.of(PETER.getUser(),"Boäh",3)),
  57                         new KeyValue<>(
  58                                         TestWord.of(KLAUS.getUser(),"s"),
  59                                         TestCounter.of(KLAUS.getUser(),"s",3)),
  60         };
  61
  62         static void assertExpectedMessages(MultiValueMap<User, Ranking> receivedMessages)
  63         {
  64                 expectedMessages().forEach(
  65                                 (user, rankings) ->
  66                                                 assertThat(receivedMessages.get(user))
  67                                                                 .containsExactlyElementsOf(rankings));
  68         }
  69
  70         static void assertExpectedState(ReadOnlyKeyValueStore<User, Ranking> store)
  71         {
  72                 assertThat(store.get(EXPECTED_MESSAGES[9].key)).isEqualTo(EXPECTED_MESSAGES[9].value);
  73                 assertThat(store.get(EXPECTED_MESSAGES[10].key)).isEqualTo(EXPECTED_MESSAGES[10].value);
  74         }
  75
  76         static KeyValue<User, Ranking>[] EXPECTED_MESSAGES = new KeyValue[]
  77         {
  78                         KeyValue.pair( // 0
  79                                         PETER,
  80                                         Ranking.of(
  81                                                         Entry.of("Hallo", 1l))),
  82                         KeyValue.pair( // 1
  83                                         KLAUS,
  84                                         Ranking.of(
  85                                                         Entry.of("Müsch", 1l))),
  86                         KeyValue.pair( // 2
  87                                         PETER,
  88                                         Ranking.of(
  89                                                         Entry.of("Hallo", 1l),
  90                                                         Entry.of("Welt", 1l))),
  91                         KeyValue.pair( // 3
  92                                         KLAUS,
  93                                         Ranking.of(
  94                                                         Entry.of("Müsch", 2l))),
  95                         KeyValue.pair( // 4
  96                                         KLAUS,
  97                                         Ranking.of(
  98                                                         Entry.of("Müsch", 2l),
  99                                                         Entry.of("s", 1l))),
 100                         KeyValue.pair( // 5
 101                                         PETER,
 102                                         Ranking.of(
 103                                                         Entry.of("Hallo", 1l),
 104                                                         Entry.of("Welt", 1l),
 105                                                         Entry.of("Boäh", 1l))),
 106                         KeyValue.pair( // 6
 107                                         PETER,
 108                                         Ranking.of(
 109                                                         Entry.of("Welt", 2l),
 110                                                         Entry.of("Hallo", 1l),
 111                                                         Entry.of("Boäh", 1l))),
 112                         KeyValue.pair( // 7
 113                                         PETER,
 114                                         Ranking.of(
 115                                                         Entry.of("Welt", 2l),
 116                                                         Entry.of("Boäh", 2l),
 117                                                         Entry.of("Hallo", 1l))),
 118                         KeyValue.pair( // 8
 119                                         KLAUS,
 120                                         Ranking.of(
 121                                                         Entry.of("Müsch", 2l),
 122                                                         Entry.of("s", 2l))),
 123                         KeyValue.pair( // 9
 124                                         PETER,
 125                                         Ranking.of(
 126                                                         Entry.of("Boäh", 3l),
 127                                                         Entry.of("Welt", 2l),
 128                                                         Entry.of("Hallo", 1l))),
 129                         KeyValue.pair( // 10
 130                                         KLAUS,
 131                                         Ranking.of(
 132                                                         Entry.of("s", 3l),
 133                                                         Entry.of("Müsch", 2l))),
 134         };
 135
 136         static MultiValueMap<User, Ranking> expectedMessages()
 137         {
 138                 MultiValueMap<User, Ranking> expectedMessages = new LinkedMultiValueMap<>();
 139                 Stream
 140                                 .of(EXPECTED_MESSAGES)
 141                                 .forEach(keyValue -> expectedMessages.add(keyValue.key, keyValue.value));
 142                 return expectedMessages;
 143         }
 144
 145         static Map<String, Object> convertToMap(Properties properties)
 146         {
 147                 return properties
 148                                 .entrySet()
 149                                 .stream()
 150                                 .collect(
 151                                                 Collectors.toMap(
 152                                                                 entry -> (String)entry.getKey(),
 153                                                                 entry -> entry.getValue()
 154                                                 ));
 155         }
 156
 157         static String parseHeader(Headers headers, String key)
 158         {
 159                 Header header = headers.lastHeader(key);
 160                 if (header == null)
 161                 {
 162                         return key + "=null";
 163                 }
 164                 else
 165                 {
 166                         return key + "=" + new String(header.value());
 167                 }
 168         }
 169 }