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Move to proper reactor testing

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This commit is contained in:
Spencer Gibb
2017-10-24 14:22:31 -04:00
parent a67a077906
commit c6a00c1a71
1 changed files with 39 additions and 35 deletions
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74
spring-cloud-netflix-core/src/test/java/org/springframework/cloud/netflix/hystrix/HystrixCommandsTests.java
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@@ -17,63 +17,63 @@
package org.springframework.cloud.netflix.hystrix;
import java.time.Duration;
import java.util.List;
import org.junit.Test;
import com.netflix.hystrix.exception.HystrixRuntimeException;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import reactor.core.publisher.Flux;
import reactor.core.publisher.Mono;
import reactor.core.scheduler.Schedulers;
import reactor.test.StepVerifier;
import static org.assertj.core.api.Assertions.assertThat;
public class HystrixCommandsTests {
@Rule
public ExpectedException exception = ExpectedException.none();
@Test
public void monoWorks() {
String result = HystrixCommands.from(Mono.just("works")).commandName("testworks").toMono().block();
assertThat(result).isEqualTo("works");
StepVerifier.create(HystrixCommands.from(Flux.just("works"))
.commandName("testworks")
.toMono())
.expectNext("works")
.verifyComplete();
}
@Test
public void eagerMonoWorks() {
String result = HystrixCommands.from(Mono.just("works"))
.eager()
.commandName("testworks")
.toMono().block();
assertThat(result).isEqualTo("works");
StepVerifier.create(HystrixCommands.from(Mono.just("works"))
.eager()
.commandName("testworks")
.toMono())
.expectNext("works")
.verifyComplete();
}
@Test
public void monoTimesOut() {
exception.expect(HystrixRuntimeException.class);
HystrixCommands.from(Mono.fromCallable(() -> {
StepVerifier.create(HystrixCommands.from(Mono.fromCallable(() -> {
Thread.sleep(1500);
return "timeout";
})).commandName("failcmd").toMono().block();
})).commandName("failcmd").toMono())
.expectError(HystrixRuntimeException.class);
}
@Test
public void monoFallbackWorks() {
String result = HystrixCommands.from(Mono.<String>error(new Exception()))
StepVerifier.create(HystrixCommands.from(Mono.<String>error(new Exception()))
.commandName("failcmd")
.fallback(Mono.just("fallback"))
.toMono().block();
assertThat(result).isEqualTo("fallback");
.toMono())
.expectNext("fallback")
.verifyComplete();
}
@Test
public void fluxWorks() {
List<String> list = HystrixCommands.from( Flux.just("1", "2"))
StepVerifier.create(HystrixCommands.from( Flux.just("1", "2"))
.commandName("multiflux")
.toFlux().collectList().block();
assertThat(list).hasSize(2).contains("1", "2");
.toFlux())
.expectNext("1")
.expectNext("2")
.verifyComplete();
}
@Test
@@ -90,32 +90,36 @@ public class HystrixCommandsTests {
@Test
public void eagerFluxWorks() {
List<String> list = HystrixCommands.from( Flux.just("1", "2"))
StepVerifier.create(HystrixCommands.from( Flux.just("1", "2"))
.commandName("multiflux")
.eager()
.toFlux().collectList().block();
assertThat(list).hasSize(2).contains("1", "2");
.toFlux())
.expectNext("1")
.expectNext("2")
.verifyComplete();
}
@Test
public void fluxTimesOut() {
exception.expect(HystrixRuntimeException.class);
HystrixCommands.from( Flux.from(s -> {
StepVerifier.create(HystrixCommands.from( Flux.from(s -> {
try {
Thread.sleep(1500);
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
})).commandName("failcmd").toFlux().blockFirst();
})).commandName("failcmd").toFlux())
.expectError(HystrixRuntimeException.class);
}
@Test
public void fluxFallbackWorks() {
List<String> list = HystrixCommands.from(Flux.<String>error(new Exception()))
StepVerifier.create(HystrixCommands.from(Flux.<String>error(new Exception()))
.commandName("multiflux")
.fallback(Flux.just("a", "b"))
.toFlux().collectList().block();
assertThat(list).hasSize(2).contains("a", "b");
.toFlux())
.expectNext("a")
.expectNext("b")
.verifyComplete();
}
}