1 files changed, 116 insertions, 0 deletions
diff --git a/tests/PhotoPicker/src/android/photopicker/cts/util/PhotoPickerFilesUtils.java b/tests/PhotoPicker/src/android/photopicker/cts/util/PhotoPickerFilesUtils.java
new file mode 100644
index 00000000000..37a44f99915
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+++ b/tests/PhotoPicker/src/android/photopicker/cts/util/PhotoPickerFilesUtils.java
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * 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 android.photopicker.cts.util;
+
+import android.app.UiAutomation;
+import android.content.Context;
+import android.net.Uri;
+import android.os.FileUtils;
+import android.os.UserHandle;
+import android.photopicker.cts.R;
+import android.provider.MediaStore;
+import android.provider.cts.media.MediaStoreUtils;
+
+import androidx.test.InstrumentationRegistry;
+
+import com.android.compatibility.common.util.ShellUtils;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.util.List;
+
+/**
+ * Photo Picker Utility methods for media files creation and deletion.
+ */
+public class PhotoPickerFilesUtils {
+    public static final String DISPLAY_NAME_PREFIX = "ctsPhotoPicker";
+
+    public static void createImages(int count, int userId, List<Uri> uriList)
+            throws Exception {
+        for (int i = 0; i < count; i++) {
+            final Uri uri = createImage(userId);
+            uriList.add(uri);
+            clearMediaOwner(uri, userId);
+        }
+    }
+
+    public static void createVideos(int count, int userId, List<Uri> uriList)
+            throws Exception {
+        for (int i = 0; i < count; i++) {
+            final Uri uri = createVideo(userId);
+            uriList.add(uri);
+            clearMediaOwner(uri, userId);
+        }
+    }
+
+    public static void deleteMedia(Uri uri, int userId) throws Exception {
+        final String cmd = String.format("content delete --uri %s --user %d", uri, userId);
+        ShellUtils.runShellCommand(cmd);
+    }
+
+    private static void clearMediaOwner(Uri uri, int userId) throws Exception {
+        final String cmd = String.format(
+                "content update --uri %s --user %d --bind owner_package_name:n:", uri, userId);
+        ShellUtils.runShellCommand(cmd);
+    }
+
+    private static Uri createVideo(int userId) throws Exception {
+        final Uri uri = stageMedia(R.raw.testvideo_meta,
+                MediaStore.Video.Media.EXTERNAL_CONTENT_URI, "video/mp4", userId);
+        return uri;
+    }
+
+    private static Uri createImage(int userId) throws Exception {
+        final Uri uri = stageMedia(R.raw.lg_g4_iso_800_jpg,
+                MediaStore.Images.Media.EXTERNAL_CONTENT_URI, "image/jpeg", userId);
+        return uri;
+    }
+
+    private static Uri stageMedia(int resId, Uri collectionUri, String mimeType, int userId) throws
+            Exception {
+        UiAutomation uiAutomation = InstrumentationRegistry.getInstrumentation().getUiAutomation();
+        uiAutomation.adoptShellPermissionIdentity(
+                android.Manifest.permission.INTERACT_ACROSS_USERS,
+                android.Manifest.permission.INTERACT_ACROSS_USERS_FULL);
+        try {
+            final Context context = InstrumentationRegistry.getTargetContext();
+            final Context userContext = userId == context.getUserId() ? context :
+                    context.createPackageContextAsUser("android", /* flags= */ 0,
+                            UserHandle.of(userId));
+            return stageMedia(resId, collectionUri, mimeType, userContext);
+        } finally {
+            uiAutomation.dropShellPermissionIdentity();
+        }
+    }
+
+    private static Uri stageMedia(int resId, Uri collectionUri, String mimeType, Context context)
+            throws IOException {
+        final String displayName = DISPLAY_NAME_PREFIX + System.nanoTime();
+        final MediaStoreUtils.PendingParams params = new MediaStoreUtils.PendingParams(
+                collectionUri, displayName, mimeType);
+        final Uri pendingUri = MediaStoreUtils.createPending(context, params);
+        try (MediaStoreUtils.PendingSession session = MediaStoreUtils.openPending(context,
+                pendingUri)) {
+            try (InputStream source = context.getResources().openRawResource(resId);
+                 OutputStream target = session.openOutputStream()) {
+                FileUtils.copy(source, target);
+            }
+            return session.publish();
+        }
+    }
+}