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How to use futureCompletingAfter method of org.assertj.core.api.future.FutureAssert_failsWithin_Test class

Best Assertj code snippet using org.assertj.core.api.future.FutureAssert_failsWithin_Test.futureCompletingAfter

Source:FutureAssert_failsWithin_Test.java

...29  private static final Duration ONE_SECOND = Duration.ofSeconds(1);30  @Test31  void should_pass_when_future_does_not_complete_within_timeout_Duration() {32    // GIVEN33    Future<String> future = futureCompletingAfter(ONE_SECOND);34    // WHEN/THEN35    assertThat(future).failsWithin(Duration.ofMillis(50));36  }37  @Test38  void should_pass_when_future_does_not_complete_within_timeout() {39    // GIVEN40    Future<String> future = futureCompletingAfter(ONE_SECOND);41    // WHEN/THEN42    assertThat(future).failsWithin(50, MILLISECONDS);43  }44  @Test45  void should_allow_assertion_on_future_exception_when_future_did_not_complete_within_timeout_Duration() {46    // GIVEN47    Future<String> future = futureCompletingAfter(ONE_SECOND);48    // WHEN/THEN49    assertThat(future).failsWithin(Duration.ofMillis(50))50                      .withThrowableOfType(TimeoutException.class)51                      .withMessage(null);52  }53  @Test54  void should_allow_assertion_on_future_exception_when_future_did_not_complete_within_timeout() {55    // GIVEN56    Future<String> future = futureCompletingAfter(ONE_SECOND);57    // WHEN/THEN58    assertThat(future).failsWithin(50, MILLISECONDS)59                      .withThrowableOfType(TimeoutException.class)60                      .withMessage(null);61  }62  @Test63  void should_fail_if_future_completes_within_given_timeout() {64    // GIVEN65    Future<String> future = futureCompletingAfter(Duration.ofMillis(10));66    // WHEN67    AssertionError assertionError = expectAssertionError(() -> assertThat(future).failsWithin(50, MILLISECONDS));68    // THEN69    then(assertionError).hasMessageContainingAll("Completed", "to have failed within 50L MILLISECONDS.");70  }71  @Test72  void should_pass_if_future_is_cancelled() {73    // GIVEN74    Future<String> future = new CompletableFuture<>();75    future.cancel(false);76    // WHEN/THEN77    then(future).failsWithin(1, MILLISECONDS);78    then(future).failsWithin(Duration.ofMillis(1));79  }80  @Test81  void should_pass_if_future_execution_fails() {82    // GIVEN83    CompletableFuture<String> completableFuture = new CompletableFuture<>();84    completableFuture.completeExceptionally(new RuntimeException("boom!"));85    Future<String> future = completableFuture;86    // WHEN/THEN87    then(future).failsWithin(1, MILLISECONDS)88                .withThrowableOfType(ExecutionException.class)89                .withMessageContaining("boom!");90    then(future).failsWithin(Duration.ofMillis(1))91                .withThrowableOfType(ExecutionException.class)92                .withMessageContaining("boom!");93  }94  @Test95  void should_fail_when_future_is_null() {96    // GIVEN97    Future<String> future = null;98    // WHEN99    AssertionError assertionError = expectAssertionError(() -> assertThat(future).failsWithin(1, MILLISECONDS));100    // THEN101    then(assertionError).hasMessage(actualIsNull());102  }103  private static Future<String> futureCompletingAfter(Duration duration) {104    return Executors.newSingleThreadExecutor().submit(() -> {105      Thread.sleep(duration.toMillis());106      return "ook!";107    });108  }109}...

futureCompletingAfter

Using AI Code Generation

1package org.assertj.core.api.future;2import static org.assertj.core.api.Assertions.assertThat;3import static org.assertj.core.api.Assertions.assertThatThrownBy;4import static org.assertj.core.api.Assertions.fail;5import static org.assertj.core.api.Assertions.within;6import static org.assertj.core.api.BDDAssertions.then;7import static org.assertj.core.api.BDDAssertions.thenThrownBy;8import static org.assertj.core.api.BDDAssertions.thenCode;9import static org.assertj.core.api.BDDAssertions.thenAssertionErrorIsThrownBy;10import static org.assertj.core.api.BDDAssertions.thenIllegalArgumentExceptionIsThrownBy;11import static org.assertj.core.api.BDDAssertions.thenNullPointerExceptionIsThrownBy;12import static org

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