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ROT: Zur Summe soll die Zahl ausgegeben werden - Logik + Test angepasst
[demos/kafka/training]
/
src
/
test
/
java
/
de
/
juplo
/
kafka
/
ApplicationTests.java
diff --git
a/src/test/java/de/juplo/kafka/ApplicationTests.java
b/src/test/java/de/juplo/kafka/ApplicationTests.java
index
8369a7b
..
9dda079
100644
(file)
--- a/
src/test/java/de/juplo/kafka/ApplicationTests.java
+++ b/
src/test/java/de/juplo/kafka/ApplicationTests.java
@@
-1,29
+1,30
@@
package de.juplo.kafka;
package de.juplo.kafka;
-import org.apache.kafka.clients.consumer.ConsumerRecord;
import org.apache.kafka.clients.producer.ProducerRecord;
import org.apache.kafka.clients.producer.ProducerRecord;
-import org.apache.kafka.common.serialization.LongSerializer;
import org.apache.kafka.common.serialization.StringSerializer;
import org.apache.kafka.common.utils.Bytes;
import org.apache.kafka.common.serialization.StringSerializer;
import org.apache.kafka.common.utils.Bytes;
-import org.springframework.boot.test.context.TestConfiguration;
-import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Primary;
-import org.springframework.test.context.ContextConfiguration;
-import java.util.Set;
import java.util.function.Consumer;
import java.util.function.Consumer;
+import java.util.stream.IntStream;
-@ContextConfiguration(classes = ApplicationTests.Configuration.class)
-public class ApplicationTests extends GenericApplicationTests<String, Long>
+public class ApplicationTests extends GenericApplicationTests<String, String>
{
public ApplicationTests()
{
super(
new RecordGenerator()
{
{
public ApplicationTests()
{
super(
new RecordGenerator()
{
+ final int[] numbers = { 1, 7, 3, 2, 33, 6, 11 };
+ final String[] dieWilden13 =
+ IntStream
+ .range(1,14)
+ .mapToObj(i -> "seeräuber-" + i)
+ .toArray(i -> new String[i]);
final StringSerializer stringSerializer = new StringSerializer();
final StringSerializer stringSerializer = new StringSerializer();
- final LongSerializer longSerializer = new LongSerializer();
+ final Bytes calculateMessage = new Bytes(stringSerializer.serialize(TOPIC, "CALCULATE"));
+
+ int counter = 0;
@Override
@Override
@@
-32,56
+33,50
@@
public class ApplicationTests extends GenericApplicationTests<String, Long>
boolean logicErrors,
Consumer<ProducerRecord<Bytes, Bytes>> messageSender)
{
boolean logicErrors,
Consumer<ProducerRecord<Bytes, Bytes>> messageSender)
{
-
int i
= 0;
+
counter
= 0;
- for (int
partition = 0; partition < 10; partition
++)
+ for (int
i = 0; i < 33; i
++)
{
{
- for (int key = 0; key < 10; key++)
+ String seeräuber = dieWilden13[i%13];
+ int number = numbers[i%7];
+
+ Bytes key = new Bytes(stringSerializer.serialize(TOPIC, seeräuber));
+
+ for (int message = 1; message <= number; message++)
{
{
- i++;
+ Bytes value = new Bytes(stringSerializer.serialize(TOPIC, Integer.toString(message)));
+ send(key, value, logicErrors, messageSender);
+ }
+ send(key, calculateMessage, logicErrors, messageSender);
+ }
- Bytes value = new Bytes(longSerializer.serialize(TOPIC, (long)i));
- if (i == 77)
- {
- if (logicErrors)
- {
- value = new Bytes(longSerializer.serialize(TOPIC, Long.MIN_VALUE));
- }
- if (poisonPills)
- {
- value = new Bytes(stringSerializer.serialize(TOPIC, "BOOM (Poison-Pill)!"));
- }
- }
+ return counter;
+ }
- ProducerRecord<Bytes, Bytes> record =
- new ProducerRecord<>(
- TOPIC,
- partition,
- new Bytes(stringSerializer.serialize(TOPIC,Integer.toString(partition*10+key%2))),
- value);
+ void send(
+ Bytes key,
+ Bytes value,
+ boolean logicErrors,
+ Consumer<ProducerRecord<Bytes, Bytes>> messageSender)
+ {
+ counter++;
- messageSender.accept(record);
+ if (counter == 77)
+ {
+ if (logicErrors)
+ {
+ value = new Bytes(stringSerializer.serialize(TOPIC, Integer.toString(-1)));
}
}
}
}
-
return i
;
+
messageSender.accept(new ProducerRecord<>(TOPIC, key, value))
;
}
}
- });
- }
-
- @TestConfiguration
- public static class Configuration
- {
- @Primary
- @Bean
- public Consumer<ConsumerRecord<String, Long>> consumer()
- {
- return (record) ->
- {
- if (record.value() == Long.MIN_VALUE)
- throw new RuntimeException("BOOM (Logic-Error)!");
- };
- }
+ @Override
+ public boolean canGeneratePoisonPill()
+ {
+ return false;
+ }
+ });
}
}
}
}