| /** |
| * Copyright (C) 2007 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.google.inject; |
| |
| import static com.google.inject.Asserts.assertContains; |
| import static com.google.inject.Asserts.assertSimilarWhenReserialized; |
| import java.io.IOException; |
| import junit.framework.TestCase; |
| |
| /** |
| * @author jessewilson@google.com (Jesse Wilson) |
| */ |
| @SuppressWarnings("UnusedDeclaration") |
| public class ProvisionExceptionTest extends TestCase { |
| |
| public void testExceptionsCollapsed() { |
| try { |
| Guice.createInjector().getInstance(A.class); |
| fail(); |
| } catch (ProvisionException e) { |
| assertTrue(e.getCause() instanceof UnsupportedOperationException); |
| assertContains(e.getMessage(), "Error injecting constructor"); |
| assertContains(e.getMessage(), "while locating " |
| + "com.google.inject.ProvisionExceptionTest$D"); |
| assertContains(e.getMessage(), "for parameter 0 at " |
| + "com.google.inject.ProvisionExceptionTest$C.setD"); |
| assertContains(e.getMessage(), "while locating " |
| + "com.google.inject.ProvisionExceptionTest$C"); |
| assertContains(e.getMessage(), "for field at " |
| + "com.google.inject.ProvisionExceptionTest$B.c"); |
| assertContains(e.getMessage(), "while locating " |
| + "com.google.inject.ProvisionExceptionTest$B"); |
| assertContains(e.getMessage(), "for parameter 0 at " |
| + "com.google.inject.ProvisionExceptionTest$A"); |
| } |
| } |
| |
| public void testMethodInjectionExceptions() { |
| try { |
| Guice.createInjector().getInstance(E.class); |
| fail(); |
| } catch (ProvisionException e) { |
| assertTrue(e.getCause() instanceof UnsupportedOperationException); |
| assertContains(e.getMessage(), "Error injecting method"); |
| assertContains(e.getMessage(), "while locating " |
| + "com.google.inject.ProvisionExceptionTest$E"); |
| } |
| } |
| |
| public void testProviderExceptions() { |
| try { |
| Guice.createInjector(new AbstractModule() { |
| protected void configure() { |
| bind(D.class).toProvider(DProvider.class); |
| } |
| }).getInstance(D.class); |
| fail(); |
| } catch (ProvisionException e) { |
| assertTrue(e.getCause() instanceof UnsupportedOperationException); |
| assertContains(e.getMessage(), "Error in custom provider"); |
| assertContains(e.getMessage(), "while locating " |
| + "com.google.inject.ProvisionExceptionTest$D"); |
| } |
| } |
| |
| public void testBindToTypeExceptions() { |
| try { |
| Guice.createInjector().getInstance(D.class); |
| fail(); |
| } catch (ProvisionException e) { |
| assertTrue(e.getCause() instanceof UnsupportedOperationException); |
| assertContains(e.getMessage(), "while locating " |
| + "com.google.inject.ProvisionExceptionTest$D"); |
| } |
| } |
| |
| public void testBindToProviderInstanceExceptions() { |
| try { |
| Guice.createInjector(new AbstractModule() { |
| protected void configure() { |
| bind(D.class).toProvider(new DProvider()); |
| } |
| }).getInstance(D.class); |
| fail(); |
| } catch (ProvisionException e) { |
| assertTrue(e.getCause() instanceof UnsupportedOperationException); |
| assertContains(e.getMessage(), "while locating " |
| + "com.google.inject.ProvisionExceptionTest$D"); |
| } |
| } |
| |
| /** |
| * This test demonstrates that if the user throws a ProvisionException, |
| * sometimes we wrap it and sometimes we don't. We should be consistent. |
| */ |
| public void testProvisionExceptionsAreWrappedForBindToType() { |
| try { |
| Guice.createInjector().getInstance(F.class); |
| fail(); |
| } catch (ProvisionException e) { |
| assertTrue(e.getCause() instanceof ProvisionException); |
| assertContains(e.getMessage(), "while locating " |
| + "com.google.inject.ProvisionExceptionTest$F"); |
| } |
| } |
| |
| public void testProvisionExceptionsAreWrappedForBindToProviderType() { |
| try { |
| Guice.createInjector(new AbstractModule() { |
| protected void configure() { |
| bind(F.class).toProvider(FProvider.class); |
| } |
| }).getInstance(F.class); |
| fail(); |
| } catch (ProvisionException e) { |
| assertTrue("Known failure. ProvisionExceptions are not wrapped.", |
| e.getCause() instanceof ProvisionException); |
| assertContains(e.getMessage(), "while locating " |
| + "com.google.inject.ProvisionExceptionTest$F"); |
| } |
| } |
| |
| public void testProvisionExceptionsAreWrappedForBindToProviderInstance() { |
| try { |
| Guice.createInjector(new AbstractModule() { |
| protected void configure() { |
| bind(F.class).toProvider(new FProvider()); |
| } |
| }).getInstance(F.class); |
| fail(); |
| } catch (ProvisionException e) { |
| assertTrue("Known failure. ProvisionExceptions are not wrapped.", |
| e.getCause() instanceof ProvisionException); |
| assertContains(e.getMessage(), "while locating " |
| + "com.google.inject.ProvisionExceptionTest$F"); |
| } |
| } |
| |
| public void testProvisionExceptionIsSerializable() throws IOException { |
| try { |
| Guice.createInjector().getInstance(A.class); |
| fail(); |
| } catch (ProvisionException expected) { |
| assertSimilarWhenReserialized(expected); |
| } |
| } |
| |
| static class A { |
| @Inject |
| A(B b) { } |
| } |
| static class B { |
| @Inject C c; |
| } |
| static class C { |
| @Inject |
| void setD(D d) { } |
| } |
| static class D { |
| D() { |
| throw new UnsupportedOperationException(); |
| } |
| } |
| static class E { |
| @Inject void setObject(Object o) { |
| throw new UnsupportedOperationException(); |
| } |
| } |
| static class DProvider implements Provider<D> { |
| public D get() { |
| return new D(); |
| } |
| } |
| |
| static class F { |
| @Inject public F() { |
| throw new ProvisionException("User Exception", new RuntimeException()); |
| } |
| } |
| |
| static class FProvider implements Provider<F> { |
| public F get() { |
| return new F(); |
| } |
| } |
| } |