counter: 1.2.15 - Refined `TestData` (explicit key in input-data)

[demos/kafka/wordcount] / src / test / java / de / juplo / kafka / wordcount / counter / TestData.java

diff --git a/src/test/java/de/juplo/kafka/wordcount/counter/TestData.java b/src/test/java/de/juplo/kafka/wordcount/counter/TestData.java
index 4b5482b..777537b 100644 (file)
--- a/src/test/java/de/juplo/kafka/wordcount/counter/TestData.java
+++ b/src/test/java/de/juplo/kafka/wordcount/counter/TestData.java
@@ -1,109 +1,115 @@
 package de.juplo.kafka.wordcount.counter;
 
-import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.ObjectMapper;
+import de.juplo.kafka.wordcount.splitter.TestInputWord;
+import de.juplo.kafka.wordcount.top10.TestOutputWord;
+import de.juplo.kafka.wordcount.top10.TestOutputWordCounter;
+import org.apache.kafka.streams.KeyValue;
 import org.springframework.util.LinkedMultiValueMap;
 import org.springframework.util.MultiValueMap;
 
-import java.util.List;
-import java.util.function.BiConsumer;
+import java.util.stream.Stream;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
 
 class TestData
 {
-       static void writeInputData(BiConsumer<String, String> consumer)
-       {
-               consumer.accept(
-                               "peter",
-                               "Hallo");
-               consumer.accept(
-                               "klaus",
-                               "Müsch");
-               consumer.accept(
-                               "peter",
-                               "Welt");
-               consumer.accept(
-                               "klaus",
-                               "Müsch");
-               consumer.accept(
-                               "klaus",
-                               "s");
-               consumer.accept(
-                               "peter",
-                               "Boäh");
-               consumer.accept(
-                               "peter",
-                               "Welt");
-               consumer.accept(
-                               "peter",
-                               "Boäh");
-               consumer.accept(
-                               "klaus",
-                               "s");
-               consumer.accept(
-                               "peter",
-                               "Boäh");
-               consumer.accept(
-                               "klaus",
-                               "s");
-       }
+       static final String PETER = "peter";
+       static final String KLAUS = "klaus";
 
-       static void assertExpectedResult(List<Message> receivedMessages, ObjectMapper mapper)
+       private static final KeyValue<String, TestInputWord>[] INPUT_MESSAGES = new KeyValue[]
        {
-               MultiValueMap<String, Message> received = new LinkedMultiValueMap<>();
+                       new KeyValue<>(
+                                       PETER,
+                                       TestInputWord.of(PETER, "Hallo")),
+                       new KeyValue<>(
+                                       KLAUS,
+                                       TestInputWord.of(KLAUS, "Müsch")),
+                       new KeyValue<>(
+                                       PETER,
+                                       TestInputWord.of(PETER, "Welt")),
+                       new KeyValue<>(
+                                       KLAUS,
+                                       TestInputWord.of(KLAUS, "Müsch")),
+                       new KeyValue<>(
+                                       KLAUS,
+                                       TestInputWord.of(KLAUS, "s")),
+                       new KeyValue<>(
+                                       PETER,
+                                       TestInputWord.of(PETER, "Boäh")),
+                       new KeyValue<>(
+                                       PETER,
+                                       TestInputWord.of(PETER, "Welt")),
+                       new KeyValue<>(
+                                       PETER,
+                                       TestInputWord.of(PETER, "Boäh")),
+                       new KeyValue<>(
+                                       KLAUS,
+                                       TestInputWord.of(KLAUS, "s")),
+                       new KeyValue<>(
+                                       PETER,
+                                       TestInputWord.of(PETER, "Boäh")),
+                       new KeyValue<>(
+                                       KLAUS,
+                                       TestInputWord.of(KLAUS, "s")),
+       };
 
-               receivedMessages.forEach(message ->
-               {
-                       try
-                       {
-                               Key key = mapper.readValue(message.getKey(), Key.class);
-                               received.add(key.getUsername(), message);
-                       }
-                       catch (JsonProcessingException e)
-                       {
-                               throw new RuntimeException(e);
-                       }
-               });
+       static Stream<KeyValue<String, TestInputWord>> getInputMessages()
+       {
+               return Stream.of(TestData.INPUT_MESSAGES);
+       }
 
-               assertThat(received).hasSize(2);
-               assertThat(received.get("klaus")).containsExactly(klaus1, klaus2, klaus3, klaus4, klaus5);
-               assertThat(received.get("peter")).containsExactly(peter1, peter2, peter3, peter4, peter5, peter6);
+       static void assertExpectedMessages(MultiValueMap<TestOutputWord, TestOutputWordCounter> receivedMessages)
+       {
+               expectedMessages().forEach(
+                               (word, counter) ->
+                                               assertThat(receivedMessages.get(word))
+                                                               .containsExactlyElementsOf(counter));
        }
 
-       static Message peter1 = Message.of(
-                       "{\"username\":\"peter\",\"word\":\"Hallo\"}",
-                       "1");
-       static Message peter2 = Message.of(
-                       "{\"username\":\"peter\",\"word\":\"Welt\"}",
-                       "1");
-       static Message peter3 = Message.of(
-                       "{\"username\":\"peter\",\"word\":\"Boäh\"}",
-                       "1");
-       static Message peter4 = Message.of(
-                       "{\"username\":\"peter\",\"word\":\"Welt\"}",
-                       "2");
-       static Message peter5 = Message.of(
-                       "{\"username\":\"peter\",\"word\":\"Boäh\"}",
-                       "2");
-       static Message peter6 = Message.of(
-                       "{\"username\":\"peter\",\"word\":\"Boäh\"}",
-                       "3");
+       private static final KeyValue<TestOutputWord, TestOutputWordCounter>[] EXPECTED_MESSAGES = new KeyValue[]
+       {
+                       KeyValue.pair(
+                                       TestOutputWord.of(PETER, "Hallo"),
+                                       TestOutputWordCounter.of(PETER, "Hallo",1)),
+                       KeyValue.pair(
+                                       TestOutputWord.of(KLAUS, "Müsch"),
+                                       TestOutputWordCounter.of(KLAUS, "Müsch",1)),
+                       KeyValue.pair(
+                                       TestOutputWord.of(PETER, "Welt"),
+                                       TestOutputWordCounter.of(PETER, "Welt",1)),
+                       KeyValue.pair(
+                                       TestOutputWord.of(KLAUS, "Müsch"),
+                                       TestOutputWordCounter.of(KLAUS, "Müsch",2)),
+                       KeyValue.pair(
+                                       TestOutputWord.of(KLAUS, "s"),
+                                       TestOutputWordCounter.of(KLAUS, "s",1)),
+                       KeyValue.pair(
+                                       TestOutputWord.of(PETER, "Boäh"),
+                                       TestOutputWordCounter.of(PETER, "Boäh",1)),
+                       KeyValue.pair(
+                                       TestOutputWord.of(PETER, "Welt"),
+                                       TestOutputWordCounter.of(PETER, "Welt",2)),
+                       KeyValue.pair(
+                                       TestOutputWord.of(PETER, "Boäh"),
+                                       TestOutputWordCounter.of(PETER, "Boäh",2)),
+                       KeyValue.pair(
+                                       TestOutputWord.of(KLAUS, "s"),
+                                       TestOutputWordCounter.of(KLAUS, "s",2)),
+                       KeyValue.pair(
+                                       TestOutputWord.of(PETER, "Boäh"),
+                                       TestOutputWordCounter.of(PETER, "Boäh",3)),
+                       KeyValue.pair(
+                                       TestOutputWord.of(KLAUS, "s"),
+                                       TestOutputWordCounter.of(KLAUS, "s",3)),
+       };
 
-       static Message klaus1 = Message.of(
-                       "{\"username\":\"klaus\",\"word\":\"Müsch\"}",
-                       "1");
-       static Message klaus2 = Message.of(
-                       "{\"username\":\"klaus\",\"word\":\"Müsch\"}",
-                       "2");
-       static Message klaus3 = Message.of(
-                       "{\"username\":\"klaus\",\"word\":\"s\"}",
-                       "1");
-       static Message klaus4 = Message.of(
-                       "{\"username\":\"klaus\",\"word\":\"s\"}",
-                       "2");
-       static Message klaus5 = Message.of(
-                       "{\"username\":\"klaus\",\"word\":\"s\"}",
-                       "3");
+       static MultiValueMap<TestOutputWord, TestOutputWordCounter> expectedMessages()
+       {
+               MultiValueMap<TestOutputWord, TestOutputWordCounter> expectedMessages = new LinkedMultiValueMap<>();
+               Stream
+                               .of(EXPECTED_MESSAGES)
+                               .forEach(keyValue -> expectedMessages.add(keyValue.key, keyValue.value));
+               return expectedMessages;
+       }
 }