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How to use getSuiteWithEagerLetThatThrowsError method of specs.EagerLetSpecs class

Best Spectrum code snippet using specs.EagerLetSpecs.getSuiteWithEagerLetThatThrowsError

Source:EagerLetSpecs.java

...154          });155        });156        describe("errors", () -> {157          it("should be re-thrown as-is", () -> {158            final Result result = SpectrumHelper.run(getSuiteWithEagerLetThatThrowsError());159            assertThat(result.getFailures(), hasSize(1));160            final Failure failure = result.getFailures().get(0);161            assertThat(failure.getException(), instanceOf(DummyError.class));162            assertThat(failure.getException().getCause(), is(nullValue()));163          });164        });165        describe("custom throwables", () -> {166          it("should be wrapped in RuntimeException", () -> {167            final Result result = SpectrumHelper.run(getSuiteWithEagerLetThatThrowsCustomThrowable());168            assertThat(result.getFailures(), hasSize(1));169            final Failure failure = result.getFailures().get(0);170            assertThat(failure.getException(), instanceOf(RuntimeException.class));171            assertThat(failure.getException().getCause(), instanceOf(DummyThrowable.class));172          });173        });174        describe("state of eager let between specs", () -> {175          it("should not be preserved when a spec has an exception", () -> {176            final Result result = SpectrumHelper.run(getSuiteWithEagerLetAndSpecThatThrowsError());177            assertThat(result.getFailures(), hasSize(1));178            final Failure failure = result.getFailures().get(0);179            assertThat(failure.getException(), instanceOf(RuntimeException.class));180            assertThat(failure.getException().getMessage(), is("Bong!"));181          });182          it("should not be preserved when after has an exception", () -> {183            final Result result = SpectrumHelper.run(getSuiteWithEagerLetAndAfterThatThrowsError());184            assertThat(result.getFailures(), hasSize(2));185            assertThat(result.getFailures().get(0).getMessage(), is("Bong!"));186            assertThat(result.getFailures().get(1).getMessage(), is("Bong!"));187          });188        });189      });190      describe("eager let across multiple threads", () -> {191        final Supplier<List<String>> listSupplier = eagerLet(ArrayList::new);192        it("can share the object with worker thread", () -> {193          // when the supplier's object has something added to it194          listSupplier.get().add("Hello world");195          // used as a box for the integer196          AtomicInteger atomicInteger = new AtomicInteger();197          // when we access the object within a worker thread198          Thread thread = new Thread(() -> atomicInteger.set(listSupplier.get().size()));199          thread.start();200          thread.join();201          // then the worker thread saw the same object as the outer thread202          // then the worker thread saw the same object as the outer thread203          assertThat(atomicInteger.get(), is(1));204        });205      });206    });207  }208  private static Class<?> getSuiteThatUsesEagerLetValueOutsideSpec() {209    class Suite {210      {211        describe("a thing", () -> {212          final Supplier<Integer> value = eagerLet(() -> 1);213          value.get();214          it("does stuff", () -> {215          });216          it("does more stuff", () -> {217          });218        });219      }220    }221    return Suite.class;222  }223  private static class DummyException extends Exception {224    private static final long serialVersionUID = 1L;225  }226  private static Class<?> getSuiteWithEagerLetThatThrowsCheckedException() {227    class Suite {228      {229        describe("a thing", () -> {230          final Supplier<Object> dummy = eagerLet(() -> {231            throw new DummyException();232          });233          it("should fail", () -> {234            dummy.get();235          });236        });237      }238    }239    return Suite.class;240  }241  private static class DummyRuntimeException extends RuntimeException {242    private static final long serialVersionUID = 1L;243  }244  private static Class<?> getSuiteWithEagerLetThatThrowsRuntimeException() {245    class Suite {246      {247        describe("a thing", () -> {248          final Supplier<Object> dummy = eagerLet(() -> {249            throw new DummyRuntimeException();250          });251          it("should fail", () -> {252            dummy.get();253          });254        });255      }256    }257    return Suite.class;258  }259  private static class DummyError extends Error {260    private static final long serialVersionUID = 1L;261  }262  private static Class<?> getSuiteWithEagerLetThatThrowsError() {263    class Suite {264      {265        describe("a thing", () -> {266          final Supplier<Object> dummy = eagerLet(() -> {267            throw new DummyError();268          });269          it("should fail", () -> {270            dummy.get();271          });272        });273      }274    }275    return Suite.class;276  }...

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