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How to use completedFutureAfter method of org.assertj.core.api.future.CompletableFutureAssert_succeedsWithin_duration_Test class

Best Assertj code snippet using org.assertj.core.api.future.CompletableFutureAssert_succeedsWithin_duration_Test.completedFutureAfter

Source:CompletableFutureAssert_succeedsWithin_duration_Test.java

...40  void should_allow_assertion_on_future_result_when_completed_normally_within_timeout() {41    // GIVEN42    String value = "done";43    int sleepDuration = 10;44    CompletableFuture<String> future = completedFutureAfter(value, sleepDuration);45    // WHEN/THEN46    // using the same duration would fail depending on when the thread executing the future is started47    assertThat(future).succeedsWithin(Duration.ofMillis(sleepDuration + 100))48                      .isEqualTo(value);49  }50  @Test51  void should_allow_narrowed_assertion_on_future_result() {52    // GIVEN53    String value = "done";54    CompletableFuture<String> future = completedFuture(value);55    // WHEN/THEN56    assertThat(future).succeedsWithin(Duration.ofMillis(1), as(STRING))57                      .startsWith("don");58  }59  @Test60  void should_fail_if_completable_future_does_not_succeed_within_given_timeout() {61    // GIVEN62    int sleepDuration = 100000;63    CompletableFuture<String> future = completedFutureAfter("ook!", sleepDuration);64    // WHEN65    AssertionError assertionError = expectAssertionError(() -> assertThat(future).succeedsWithin(Duration.ofMillis(10)));66    // THEN67    then(assertionError).hasMessageStartingWith(format("%nExpecting%n" +68                                                       "  <CompletableFuture[Incomplete]>%n" +69                                                       "to be completed within 0.01S.%n"));70  }71  @Test72  void should_fail_if_completable_future_is_cancelled() {73    // GIVEN74    CompletableFuture<String> future = new CompletableFuture<>();75    future.cancel(false);76    // WHEN77    AssertionError assertionError = expectAssertionError(() -> assertThat(future).succeedsWithin(Duration.ofMillis(1)));78    // THEN79    then(assertionError).hasMessageStartingWith(format("%nExpecting%n" +80                                                       "  <CompletableFuture[Cancelled]>%n" +81                                                       "to be completed within 0.001S.%n" +82                                                       "%n" +83                                                       "exception caught while trying to get the future result: java.util.concurrent.CancellationException"));84  }85  @Test86  void should_fail_when_completable_future_is_null() {87    // GIVEN88    CompletableFuture<String> future = null;89    // WHEN90    AssertionError assertionError = expectAssertionError(() -> assertThat(future).succeedsWithin(Duration.of(1L, MILLIS)));91    // THEN92    then(assertionError).hasMessage(actualIsNull());93  }94  @Test95  void should_fail_if_completable_future_is_completed_exceptionally() {96    // GIVEN97    CompletableFuture<String> future = new CompletableFuture<>();98    future.completeExceptionally(new RuntimeException("boom%s%n"));99    // WHEN100    AssertionError assertionError = expectAssertionError(() -> assertThat(future).succeedsWithin(Duration.of(1L, MILLIS)));101    // THEN102    then(assertionError).hasMessageStartingWith(format("%nExpecting%n  <CompletableFuture[Failed with the following stack trace:%njava.lang.RuntimeException: boom%%s%%n"))103                        .hasMessageContaining("to be completed within 0.001S.");104  }105  private static <U> CompletableFuture<U> completedFutureAfter(U value, long sleepDuration) {106    CompletableFuture<U> completableFuture = new CompletableFuture<>();107    Executors.newSingleThreadExecutor().submit(() -> {108      Thread.sleep(sleepDuration);109      completableFuture.complete(value);110      return null;111    });112    return completableFuture;113  }114}...

completedFutureAfter

Using AI Code Generation

1CompletableFuture<String> future = CompletableFuture.supplyAsync(() -> {2    try {3        Thread.sleep(1000);4    } catch (InterruptedException e) {5        e.printStackTrace();6    }7    return "Hello World";8});9assertThat(future).completedFutureAfter(1, TimeUnit.SECONDS).isEqualTo("Hello World");10CompletableFuture<String> future = CompletableFuture.supplyAsync(() -> {11    try {12        Thread.sleep(1000);13    } catch (InterruptedException e) {14        e.printStackTrace();15    }16    return "Hello World";17});18assertThat(future).completedFutureWithin(2, TimeUnit.SECONDS).isEqualTo("Hello World");19assertThat(future).succeedsWithin(1, TimeUnit.SECONDS).isEqualTo("Hello World");20assertThat(future).succeedsWithin(2, TimeUnit.SECONDS).isEqualTo("Hello World");21assertThat(future).doesNotComplete();22assertThat(future).failsWithin(1, TimeUnit.SECONDS).hasMessage("Hello World");23assertThat(future).failsWithin(2, TimeUnit.SECONDS).hasMessage("Hello World");24assertThat(future).doesNotComplete();25assertThat(future).failsWithin(1, TimeUnit.SECONDS).hasMessage("Hello World");26assertThat(future).failsWithin(2, TimeUnit.SECONDS).hasMessage("Hello World");27assertThat(future).doesNotComplete();28assertThat(future).failsWithin(1, TimeUnit.SECONDS).hasMessage("Hello World");29assertThat(future).failsWithin(2, TimeUnit.SECONDS).hasMessage("Hello World");30assertThat(future).doesNotComplete();31assertThat(future).failsWithin(1, TimeUnit.SECONDS).hasMessage("Hello World");32assertThat(future).failsWithin(2, TimeUnit.SECONDS).hasMessage("Hello World");33assertThat(future).doesNotComplete();34assertThat(future).failsWithin(1, TimeUnit.SECONDS).hasMessage("Hello World");35assertThat(future).failsWithin(2, TimeUnit.SECONDS).hasMessage("Hello World");36assertThat(future).doesNotComplete();37assertThat(future).failsWithin(1, TimeUnit.SECONDS).hasMessage("Hello World");38assertThat(future).failsWithin(2, TimeUnit.SECONDS).hasMessage("Hello World");39assertThat(future).doesNotComplete();40assertThat(future).failsWithin(1, TimeUnit.SECONDS).hasMessage

completedFutureAfter

Using AI Code Generation

1CompletableFuture<String> future = CompletableFuture.completedFuture("done");2CompletableFutureAssert<String> assertions = assertThat(future);3assertions.succeedsWithin(10, TimeUnit.MILLISECONDS).isEqualTo("done");4CompletableFuture<String> future = CompletableFuture.completedFuture("done");5CompletableFutureAssert<String> assertions = assertThat(future);6assertions.succeedsWithin(10, TimeUnit.MILLISECONDS).isEqualTo("not done");7public CompletableFutureAssert<T> isCompletedWithValueMatching(Predicate<T> predicate)8public CompletableFutureAssert<T> isCompletedWithValueMatching(Predicate<T> predicate,9public CompletableFutureAssert<T> isCompletedWithValueMatching(Predicate<T> predicate,10public CompletableFutureAssert<T> isCompletedWithValueMatching(Predicate<T> predicate,11public CompletableFutureAssert<T> isCompletedWithValueMatching(Predicate<T> predicate,12public CompletableFutureAssert<T> isCompletedWithValueMatching(Predicate<T> predicate,13public CompletableFutureAssert<T> isCompletedWithValueMatching(Predicate<T> predicate,14public CompletableFutureAssert<T> isCompletedWithValueMatching(Predicate<T> predicate,15public CompletableFutureAssert<T> isCompletedWithValueMatching(Predicate<T> predicate,16public CompletableFutureAssert<T> isCompletedWithValueMatching(Predicate<T> predicate,17public CompletableFutureAssert<T> isCompletedWithValueMatching(Predicate<T> predicate,

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