Examples with RetryConfig io.github.resilience4j.retry.RetryConfig used on opensource projects

Example 6 with RetryConfig

use of io.github.resilience4j.retry.RetryConfig in project resilience4j by resilience4j.

the class RetryTransformerTest method shouldNotRetryFromPredicateUsingObservable.

@Test
public void shouldNotRetryFromPredicateUsingObservable() {
    // Given
    RetryConfig config = RetryConfig.custom().retryOnException(t -> t instanceof IOException).maxAttempts(3).build();
    Retry retry = Retry.of("testName", config);
    given(helloWorldService.returnHelloWorld()).willThrow(new WebServiceException("BAM!"));
    // When
    Observable.fromCallable(helloWorldService::returnHelloWorld).compose(RetryTransformer.of(retry)).test().assertError(WebServiceException.class).assertNotComplete().assertSubscribed();
    // Then
    BDDMockito.then(helloWorldService).should(Mockito.times(1)).returnHelloWorld();
    Retry.Metrics metrics = retry.getMetrics();
    assertThat(metrics.getNumberOfFailedCallsWithoutRetryAttempt()).isEqualTo(1);
    assertThat(metrics.getNumberOfFailedCallsWithRetryAttempt()).isEqualTo(0);
}

Example 7 with RetryConfig

use of io.github.resilience4j.retry.RetryConfig in project resilience4j by resilience4j.

the class RetryTransformerTest method shouldReturnOnErrorUsingFlowable.

@Test
public void shouldReturnOnErrorUsingFlowable() {
    // Given
    RetryConfig config = RetryConfig.ofDefaults();
    Retry retry = Retry.of("testName", config);
    RetryTransformer<Object> retryTransformer = RetryTransformer.of(retry);
    given(helloWorldService.returnHelloWorld()).willThrow(new WebServiceException("BAM!"));
    // When
    Flowable.fromCallable(helloWorldService::returnHelloWorld).compose(retryTransformer).test().assertError(WebServiceException.class).assertNotComplete().assertSubscribed();
    Flowable.fromCallable(helloWorldService::returnHelloWorld).compose(retryTransformer).test().assertError(WebServiceException.class).assertNotComplete().assertSubscribed();
    // Then
    BDDMockito.then(helloWorldService).should(Mockito.times(6)).returnHelloWorld();
    Retry.Metrics metrics = retry.getMetrics();
    assertThat(metrics.getNumberOfFailedCallsWithRetryAttempt()).isEqualTo(2);
    assertThat(metrics.getNumberOfFailedCallsWithoutRetryAttempt()).isEqualTo(0);
}

Example 8 with RetryConfig

use of io.github.resilience4j.retry.RetryConfig in project resilience4j by resilience4j.

the class RetryTransformerTest method shouldReturnOnCompleteUsingSingle.

@Test
public void shouldReturnOnCompleteUsingSingle() {
    // Given
    RetryConfig config = RetryConfig.ofDefaults();
    Retry retry = Retry.of("testName", config);
    RetryTransformer<Object> retryTransformer = RetryTransformer.of(retry);
    given(helloWorldService.returnHelloWorld()).willReturn("Hello world").willThrow(new WebServiceException("BAM!")).willThrow(new WebServiceException("BAM!")).willReturn("Hello world");
    // When
    Single.fromCallable(helloWorldService::returnHelloWorld).compose(retryTransformer).test().assertValueCount(1).assertValues("Hello world").assertComplete();
    Single.fromCallable(helloWorldService::returnHelloWorld).compose(retryTransformer).test().assertValueCount(1).assertValues("Hello world").assertComplete();
    // Then
    BDDMockito.then(helloWorldService).should(Mockito.times(4)).returnHelloWorld();
    Retry.Metrics metrics = retry.getMetrics();
    assertThat(metrics.getNumberOfSuccessfulCallsWithoutRetryAttempt()).isEqualTo(1);
    assertThat(metrics.getNumberOfSuccessfulCallsWithRetryAttempt()).isEqualTo(1);
    assertThat(metrics.getNumberOfFailedCallsWithRetryAttempt()).isEqualTo(0);
    assertThat(metrics.getNumberOfFailedCallsWithoutRetryAttempt()).isEqualTo(0);
}

Example 9 with RetryConfig

use of io.github.resilience4j.retry.RetryConfig in project resilience4j by resilience4j.

the class RetryTransformerTest method shouldNotRetryFromPredicateUsingFlowable.

@Test
public void shouldNotRetryFromPredicateUsingFlowable() {
    // Given
    RetryConfig config = RetryConfig.custom().retryOnException(t -> t instanceof IOException).maxAttempts(3).build();
    Retry retry = Retry.of("testName", config);
    given(helloWorldService.returnHelloWorld()).willThrow(new WebServiceException("BAM!"));
    // When
    Flowable.fromCallable(helloWorldService::returnHelloWorld).compose(RetryTransformer.of(retry)).test().assertError(WebServiceException.class).assertNotComplete().assertSubscribed();
    // Then
    BDDMockito.then(helloWorldService).should(Mockito.times(1)).returnHelloWorld();
    Retry.Metrics metrics = retry.getMetrics();
    assertThat(metrics.getNumberOfFailedCallsWithoutRetryAttempt()).isEqualTo(1);
    assertThat(metrics.getNumberOfFailedCallsWithRetryAttempt()).isEqualTo(0);
}

Example 10 with RetryConfig

use of io.github.resilience4j.retry.RetryConfig in project resilience4j by resilience4j.

the class RetryTransformerTest method shouldReturnOnCompleteUsingObservable.

@Test
public void shouldReturnOnCompleteUsingObservable() {
    // Given
    RetryConfig config = RetryConfig.ofDefaults();
    Retry retry = Retry.of("testName", config);
    RetryTransformer<Object> retryTransformer = RetryTransformer.of(retry);
    given(helloWorldService.returnHelloWorld()).willThrow(new WebServiceException("BAM!"));
    // When
    Observable.fromCallable(helloWorldService::returnHelloWorld).compose(retryTransformer).test().assertError(WebServiceException.class).assertNotComplete().assertSubscribed();
    Observable.fromCallable(helloWorldService::returnHelloWorld).compose(retryTransformer).test().assertError(WebServiceException.class).assertNotComplete().assertSubscribed();
    // Then
    BDDMockito.then(helloWorldService).should(Mockito.times(6)).returnHelloWorld();
    Retry.Metrics metrics = retry.getMetrics();
    assertThat(metrics.getNumberOfFailedCallsWithRetryAttempt()).isEqualTo(2);
    assertThat(metrics.getNumberOfFailedCallsWithoutRetryAttempt()).isEqualTo(0);
}