| /* |
| * Copyright 2022 Google LLC |
| * |
| * 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.android.libraries.mobiledatadownload.downloader.offroad; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import com.google.android.downloader.ErrorDetails; |
| import com.google.android.downloader.RequestException; |
| import com.google.android.libraries.mobiledatadownload.DownloadException; |
| import com.google.android.libraries.mobiledatadownload.DownloadException.DownloadResultCode; |
| import com.google.common.collect.ImmutableMap; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.robolectric.RobolectricTestRunner; |
| |
| @RunWith(RobolectricTestRunner.class) |
| public final class ExceptionHandlerTest { |
| |
| @Test |
| public void mapToDownloadException_withDefaultImpl_handlesHttpStatusErrors() throws Exception { |
| ErrorDetails errorDetails = |
| ErrorDetails.createFromHttpErrorResponse( |
| /* httpResponseCode = */ 404, |
| /* httpResponseHeaders = */ ImmutableMap.of(), |
| /* message = */ "404 response"); |
| RequestException requestException = new RequestException(errorDetails); |
| |
| ExceptionHandler handler = ExceptionHandler.withDefaultHandling(); |
| |
| DownloadException remappedException = |
| handler.mapToDownloadException("test exception", requestException); |
| |
| assertThat(remappedException.getDownloadResultCode()) |
| .isEqualTo(DownloadResultCode.ANDROID_DOWNLOADER_HTTP_ERROR); |
| assertThat(remappedException).hasMessageThat().isEqualTo("test exception"); |
| } |
| |
| @Test |
| public void |
| mapToDownloadException_withDefaultImpl_handlesHttpStatusErrorsWithDownloadExceptionUnwrapping() |
| throws Exception { |
| ErrorDetails errorDetails = |
| ErrorDetails.createFromHttpErrorResponse( |
| /* httpResponseCode = */ 404, |
| /* httpResponseHeaders = */ ImmutableMap.of(), |
| /* message = */ "404 response"); |
| RequestException requestException = new RequestException(errorDetails); |
| |
| com.google.android.downloader.DownloadException wrappedException = |
| new com.google.android.downloader.DownloadException(requestException); |
| |
| ExceptionHandler handler = ExceptionHandler.withDefaultHandling(); |
| |
| DownloadException remappedException = |
| handler.mapToDownloadException("test exception", wrappedException); |
| |
| assertThat(remappedException.getDownloadResultCode()) |
| .isEqualTo(DownloadResultCode.ANDROID_DOWNLOADER_HTTP_ERROR); |
| assertThat(remappedException).hasMessageThat().isEqualTo("test exception"); |
| } |
| |
| @Test |
| public void mapToDownloadException_withDefaultImpl_handlesGeneralDownloadExceptionError() |
| throws Exception { |
| com.google.android.downloader.DownloadException generalException = |
| new com.google.android.downloader.DownloadException("general error"); |
| |
| ExceptionHandler handler = ExceptionHandler.withDefaultHandling(); |
| |
| DownloadException remappedException = |
| handler.mapToDownloadException("test exception", generalException); |
| |
| assertThat(remappedException.getDownloadResultCode()) |
| .isEqualTo(DownloadResultCode.ANDROID_DOWNLOADER2_ERROR); |
| assertThat(remappedException).hasMessageThat().isEqualTo("test exception"); |
| } |
| |
| @Test |
| public void mapToDownloadException_withDefaultImpl_returnsUnknownExceptionWhenCommonMappingFails() |
| throws Exception { |
| Exception testException = new Exception("test"); |
| |
| ExceptionHandler handler = ExceptionHandler.withDefaultHandling(); |
| |
| DownloadException remappedException = |
| handler.mapToDownloadException("test exception", testException); |
| |
| assertThat(remappedException.getDownloadResultCode()) |
| .isEqualTo(DownloadResultCode.UNKNOWN_ERROR); |
| assertThat(remappedException).hasMessageThat().isEqualTo("test exception"); |
| } |
| |
| @Test |
| public void |
| mapToDownloadException_withDefaultImpl_returnsUnknownExceptionWhenRequestExceptionMappingFails() |
| throws Exception { |
| RequestException requestException = new RequestException("generic request exception"); |
| |
| ExceptionHandler handler = ExceptionHandler.withDefaultHandling(); |
| |
| DownloadException remappedException = |
| handler.mapToDownloadException("test exception", requestException); |
| |
| assertThat(remappedException.getDownloadResultCode()) |
| .isEqualTo(DownloadResultCode.UNKNOWN_ERROR); |
| assertThat(remappedException).hasMessageThat().isEqualTo("test exception"); |
| } |
| |
| @Test |
| public void mapToDownloadException_withDefaultImpl_handlesMalformedExceptionChain() |
| throws Exception { |
| Exception cause1 = new Exception("test cause 1"); |
| Exception cause2 = new Exception("test cause 2", cause1); |
| cause1.initCause(cause2); |
| |
| ExceptionHandler handler = ExceptionHandler.withDefaultHandling(); |
| |
| DownloadException remappedException = handler.mapToDownloadException("test exception", cause1); |
| |
| assertThat(remappedException.getDownloadResultCode()) |
| .isEqualTo(DownloadResultCode.UNKNOWN_ERROR); |
| assertThat(remappedException).hasMessageThat().isEqualTo("test exception"); |
| } |
| } |