Rename ServiceTest to UnitTest for the PMD checking to pass. Adjust indentation and remove $ from the variables

This commit is contained in:
Carlos Cavero 2021-03-29 10:54:50 +02:00
parent 8ba99b06c0
commit 9bfe24895c
2 changed files with 82 additions and 82 deletions

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@ -1,82 +0,0 @@
package com.baeldung.backpressure;
import org.junit.jupiter.api.Test;
import reactor.core.publisher.BaseSubscriber;
import reactor.core.publisher.Flux;
import reactor.test.StepVerifier;
public class BackpressureServiceTest {
@Test
public void whenLimitRateSet_thenSplitIntoChunks() throws InterruptedException {
Flux<Integer> limit$ = Flux.range(1, 25);
limit$.limitRate(10);
limit$.subscribe(
value -> System.out.println(value),
err -> err.printStackTrace(),
() -> System.out.println("Finished!!"),
subscription -> subscription.request(15)
);
StepVerifier.create(limit$)
.expectSubscription()
.thenRequest(15)
.expectNext(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)
.expectNext(11, 12, 13, 14, 15)
.thenRequest(10)
.expectNext(16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
.verifyComplete();
}
@Test
public void whenRequestingChunks10_thenMessagesAreReceived() {
Flux<Integer> request$ = Flux.range(1, 50);
request$.subscribe(
System.out::println,
err -> err.printStackTrace(),
() -> System.out.println("All 50 items have been successfully processed!!!"),
subscription -> {
for (int i = 0; i < 5; i++) {
System.out.println("Requesting the next 10 elements!!!");
subscription.request(10);
}
}
);
StepVerifier.create(request$)
.expectSubscription()
.thenRequest(10)
.expectNext(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)
.thenRequest(10)
.expectNext(11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
.thenRequest(10)
.expectNext(21, 22, 23, 24, 25, 26, 27 , 28, 29 ,30)
.thenRequest(10)
.expectNext(31, 32, 33, 34, 35, 36, 37 , 38, 39 ,40)
.thenRequest(10)
.expectNext(41, 42, 43, 44, 45, 46, 47 , 48, 49 ,50)
.verifyComplete();
}
@Test
public void whenCancel_thenSubscriptionFinished() {
Flux<Integer> cancel$ = Flux.range(1, 10).log();
cancel$.subscribe(new BaseSubscriber<Integer>() {
@Override
protected void hookOnNext(Integer value) {
request(3);
System.out.println(value);
cancel();
}
});
StepVerifier.create(cancel$)
.expectNext(1, 2, 3)
.thenCancel()
.verify();
}
}

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@ -0,0 +1,82 @@
package com.baeldung.backpressure;
import org.junit.jupiter.api.Test;
import reactor.core.publisher.BaseSubscriber;
import reactor.core.publisher.Flux;
import reactor.test.StepVerifier;
public class BackpressureUnitTest {
@Test
public void whenLimitRateSet_thenSplitIntoChunks() throws InterruptedException {
Flux<Integer> limit = Flux.range(1, 25);
limit.limitRate(10);
limit.subscribe(
value -> System.out.println(value),
err -> err.printStackTrace(),
() -> System.out.println("Finished!!"),
subscription -> subscription.request(15)
);
StepVerifier.create(limit)
.expectSubscription()
.thenRequest(15)
.expectNext(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)
.expectNext(11, 12, 13, 14, 15)
.thenRequest(10)
.expectNext(16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
.verifyComplete();
}
@Test
public void whenRequestingChunks10_thenMessagesAreReceived() {
Flux<Integer> request = Flux.range(1, 50);
request.subscribe(
System.out::println,
err -> err.printStackTrace(),
() -> System.out.println("All 50 items have been successfully processed!!!"),
subscription -> {
for (int i = 0; i < 5; i++) {
System.out.println("Requesting the next 10 elements!!!");
subscription.request(10);
}
}
);
StepVerifier.create(request)
.expectSubscription()
.thenRequest(10)
.expectNext(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)
.thenRequest(10)
.expectNext(11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
.thenRequest(10)
.expectNext(21, 22, 23, 24, 25, 26, 27 , 28, 29 ,30)
.thenRequest(10)
.expectNext(31, 32, 33, 34, 35, 36, 37 , 38, 39 ,40)
.thenRequest(10)
.expectNext(41, 42, 43, 44, 45, 46, 47 , 48, 49 ,50)
.verifyComplete();
}
@Test
public void whenCancel_thenSubscriptionFinished() {
Flux<Integer> cancel = Flux.range(1, 10).log();
cancel.subscribe(new BaseSubscriber<Integer>() {
@Override
protected void hookOnNext(Integer value) {
request(3);
System.out.println(value);
cancel();
}
});
StepVerifier.create(cancel)
.expectNext(1, 2, 3)
.thenCancel()
.verify();
}
}