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GH-2783 Ensure proper cashing of StreamBridge function

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Resolves #2783
This commit is contained in:
Oleg Zhurakousky
2023-08-09 15:58:47 +02:00
parent b0fb7740b7
commit b4e976f371
2 changed files with 44 additions and 4 deletions
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30
core/spring-cloud-stream-integration-tests/src/test/java/org/springframework/cloud/stream/function/StreamBridgeTests.java
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@@ -179,6 +179,36 @@ public class StreamBridgeTests {
}
}
@SuppressWarnings("rawtypes")
@Test
void test_2785() throws Exception {
try (ConfigurableApplicationContext context = new SpringApplicationBuilder(
TestChannelBinderConfiguration.getCompleteConfiguration(
EmptyConfiguration.class)).web(WebApplicationType.NONE).run(
"--spring.cloud.stream.source=outputA;outputB",
"--spring.cloud.stream.bindings.outputA-out-0.producer.use-native-encoding=false",
"--spring.cloud.stream.bindings.outputB-out-0.producer.partition-count=1",
"--spring.cloud.stream.bindings.outputC-out-0.producer.use-native-encoding=true",
"--spring.cloud.stream.bindings.outputD-out-0.content-type=text/html",
"--spring.jmx.enabled=false")) {
StreamBridge streamBridge = context.getBean(StreamBridge.class);
Field field = ReflectionUtils.findField(StreamBridge.class, "streamBridgeFunctionCache");
field.setAccessible(true);
Map functionCache = (Map) field.get(streamBridge);
streamBridge.send("outputA-out-0", MessageBuilder.withPayload("A").build());
assertThat(functionCache.size()).isEqualTo(1);
streamBridge.send("foo", MessageBuilder.withPayload("A").build());
assertThat(functionCache.size()).isEqualTo(1);
streamBridge.send("outputB-out-0", MessageBuilder.withPayload("A").build());
assertThat(functionCache.size()).isEqualTo(1);
streamBridge.send("outputC-out-0", MessageBuilder.withPayload("A").build());
assertThat(functionCache.size()).isEqualTo(2);
streamBridge.send("outputD-out-0", MessageBuilder.withPayload("A").build());
assertThat(functionCache.size()).isEqualTo(3);
}
}
/*
* This test verifies that when a partition key expression is set, then scst_partition is always set, even in
* concurrent scenarios.