1 files changed, 93 insertions, 0 deletions
diff --git a/hostsidetests/scopedstorage/src/android/scopedstorage/cts/AppCloningDeviceTest.java b/hostsidetests/scopedstorage/src/android/scopedstorage/cts/AppCloningDeviceTest.java
new file mode 100644
index 00000000000..6df4c8fb68b
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+++ b/hostsidetests/scopedstorage/src/android/scopedstorage/cts/AppCloningDeviceTest.java
@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2022 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.scopedstorage.cts;
+
+import static android.scopedstorage.cts.lib.TestUtils.canOpenFileAs;
+import static android.scopedstorage.cts.lib.TestUtils.createFileAs;
+import static android.scopedstorage.cts.lib.TestUtils.listAs;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.os.Bundle;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
+import com.android.cts.install.lib.TestApp;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import java.io.File;
+
+@RunWith(AndroidJUnit4.class)
+public class AppCloningDeviceTest {
+
+    private static final String EMPTY_STRING = "";
+    private static final String EXTERNAL_STORAGE_DCIM_PATH = "/storage/emulated/%d/DCIM";
+
+    // An app with no permissions
+    private static final TestApp APP_B_NO_PERMS = new TestApp("TestAppB",
+            "android.scopedstorage.cts.testapp.B.noperms", 1, false,
+            "CtsScopedStorageTestAppB.apk");
+
+    @Test
+    public void testInsertFilesInDirectoryViaMediaProvider() throws Exception {
+        String dirPath = String.format(EXTERNAL_STORAGE_DCIM_PATH,
+                Integer.parseInt(getCurrentUserId()));
+        final File dir = new File(dirPath);
+        assertThat(dir.exists()).isTrue();
+        final File file = new File(dir, getFileToBeCreatedName());
+        assertThat(createFileAs(APP_B_NO_PERMS, file.getPath())).isTrue();
+        assertThat(canOpenFileAs(APP_B_NO_PERMS, file, true)).isTrue();
+        assertThat(listAs(APP_B_NO_PERMS, dir.getPath())).contains(file.getName());
+    }
+
+    @Test
+    public void testGetFilesInDirectoryViaMediaProviderRespectsUserId() throws Exception {
+        String dirPath = String.format(EXTERNAL_STORAGE_DCIM_PATH,
+                Integer.parseInt(getCurrentUserId()));
+        final File dir = new File(dirPath);
+        assertThat(dir.exists()).isTrue();
+        final File expectedFile = new File(dir, getFileToBeExpectedName());
+        assertThat(listAs(APP_B_NO_PERMS, dir.getPath())).contains(expectedFile.getName());
+        final File notExpectedFile = new File(dir, getFileNotToBeExpectedName());
+        assertThat(listAs(APP_B_NO_PERMS, dir.getPath())).doesNotContain(notExpectedFile.getName());
+    }
+
+    private String getTestArgumentValueForGivenKey(String testArgumentKey) {
+        final Bundle testArguments = InstrumentationRegistry.getArguments();
+        String testArgumentValue = testArguments.getString(testArgumentKey, EMPTY_STRING);
+        return testArgumentValue;
+    }
+
+    private String getCurrentUserId() {
+        return getTestArgumentValueForGivenKey("currentUserId");
+    }
+
+    private String getFileToBeCreatedName() {
+        return getTestArgumentValueForGivenKey("fileToBeCreated");
+    }
+
+    private String getFileToBeExpectedName() {
+        return getTestArgumentValueForGivenKey("fileExpectedToBePresent");
+    }
+
+    private String getFileNotToBeExpectedName() {
+        return getTestArgumentValueForGivenKey("fileNotExpectedToBePresent");
+    }
+}