| /* |
| * 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.file.behaviors; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static org.mockito.ArgumentMatchers.any; |
| import static org.mockito.Mockito.when; |
| |
| import android.net.Uri; |
| import com.google.android.libraries.mobiledatadownload.file.SynchronousFileStorage; |
| import com.google.android.libraries.mobiledatadownload.file.backends.FileUri; |
| import com.google.android.libraries.mobiledatadownload.file.common.testing.DummyTransforms; |
| import com.google.android.libraries.mobiledatadownload.file.openers.ReadStreamOpener; |
| import com.google.android.libraries.mobiledatadownload.file.openers.WriteStreamOpener; |
| import com.google.android.libraries.mobiledatadownload.file.spi.Backend; |
| import com.google.common.collect.ImmutableList; |
| import com.google.thirdparty.robolectric.GoogleRobolectricTestRunner; |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.util.concurrent.Future; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.mockito.junit.MockitoJUnit; |
| import org.mockito.junit.MockitoRule; |
| |
| @RunWith(GoogleRobolectricTestRunner.class) |
| public final class UriComputingBehaviorTest { |
| |
| private static final InputStream EMPTY_INPUT_STREAM = new ByteArrayInputStream(new byte[0]); |
| private SynchronousFileStorage storage; |
| |
| @Rule public final MockitoRule mocks = MockitoJUnit.rule(); |
| |
| @Mock protected Backend fileBackend; |
| |
| @Before |
| public void initStorage() throws Exception { |
| when(fileBackend.name()).thenReturn("file"); |
| storage = |
| new SynchronousFileStorage( |
| ImmutableList.of(fileBackend), |
| ImmutableList.of(DummyTransforms.CAP_FILENAME_TRANSFORM)); |
| } |
| |
| @Test |
| public void getComputedUri_read_shouldRetainUnencodedUriAndFragment() throws Exception { |
| Uri fileUriWithTransform = |
| FileUri.builder() |
| .setPath("/fake") |
| .build() |
| .buildUpon() |
| .encodedFragment("transform=cap") |
| .build(); |
| when(fileBackend.openForRead(any())).thenReturn(EMPTY_INPUT_STREAM); |
| Future<Uri> uriFuture; |
| UriComputingBehavior computeUri = new UriComputingBehavior(fileUriWithTransform); |
| try (InputStream in = |
| storage.open(fileUriWithTransform, ReadStreamOpener.create().withBehaviors(computeUri))) { |
| uriFuture = computeUri.uriFuture(); |
| } |
| assertThat(uriFuture.get()).isEqualTo(fileUriWithTransform); |
| } |
| |
| @Test |
| public void getComputedUri_read_withNoTransform_returnsSameUri() throws Exception { |
| Uri fileUriWithoutTransform = FileUri.builder().setPath("/fake").build(); |
| when(fileBackend.openForRead(any())).thenReturn(EMPTY_INPUT_STREAM); |
| Future<Uri> uriFuture; |
| UriComputingBehavior computeUri = new UriComputingBehavior(fileUriWithoutTransform); |
| try (InputStream in = |
| storage.open( |
| fileUriWithoutTransform, ReadStreamOpener.create().withBehaviors(computeUri))) { |
| uriFuture = computeUri.uriFuture(); |
| } |
| assertThat(uriFuture.get()).isEqualTo(fileUriWithoutTransform); |
| } |
| |
| @Test |
| public void getComputedUri_write_shouldRetainUnencodedUriAndFragment() throws Exception { |
| OutputStream outputStream = new ByteArrayOutputStream(); |
| Uri fileUriWithTransform = |
| FileUri.builder() |
| .setPath("/fake") |
| .build() |
| .buildUpon() |
| .encodedFragment("transform=cap") |
| .build(); |
| when(fileBackend.openForWrite(any())).thenReturn(outputStream); |
| Future<Uri> uriFuture; |
| UriComputingBehavior computeUri = new UriComputingBehavior(fileUriWithTransform); |
| try (OutputStream out = |
| storage.open(fileUriWithTransform, WriteStreamOpener.create().withBehaviors(computeUri))) { |
| uriFuture = computeUri.uriFuture(); |
| } |
| assertThat(uriFuture.get()).isEqualTo(fileUriWithTransform); |
| } |
| |
| @Test |
| public void getComputedUri_write_withNoTransform_returnsSameUri() throws Exception { |
| OutputStream outputStream = new ByteArrayOutputStream(); |
| Uri fileUriWithoutTransform = FileUri.builder().setPath("/fake").build(); |
| when(fileBackend.openForWrite(any())).thenReturn(outputStream); |
| Future<Uri> uriFuture; |
| UriComputingBehavior computeUri = new UriComputingBehavior(fileUriWithoutTransform); |
| try (OutputStream out = |
| storage.open( |
| fileUriWithoutTransform, WriteStreamOpener.create().withBehaviors(computeUri))) { |
| uriFuture = computeUri.uriFuture(); |
| } |
| assertThat(uriFuture.get()).isEqualTo(fileUriWithoutTransform); |
| } |
| } |