Add new CTS for CallLogProvider

Add a CTS test to make sure that subqueries into the voicemail section
of the provider are barred if the caller doesn't have READ_VOICEMAIL.

Bug: 143230980
Test: atest android.provider.cts.contacts.CallLogProviderTest
Change-Id: I4e7463af7ce9eaf18c1d5702e26e63d856d0f1dc
Merged-In: I4e7463af7ce9eaf18c1d5702e26e63d856d0f1dc
diff --git a/tests/tests/contactsprovider/src/android/provider/cts/contacts/CallLogProviderTest.java b/tests/tests/contactsprovider/src/android/provider/cts/contacts/CallLogProviderTest.java
new file mode 100644
index 0000000..8f55aa0
--- /dev/null
+++ b/tests/tests/contactsprovider/src/android/provider/cts/contacts/CallLogProviderTest.java
@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2020 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.provider.cts.contacts;
+
+import android.content.ContentProviderClient;
+import android.content.ContentResolver;
+import android.content.ContentValues;
+import android.database.Cursor;
+import android.provider.CallLog;
+import android.provider.CallLog.Calls;
+import android.test.InstrumentationTestCase;
+
+public class CallLogProviderTest extends InstrumentationTestCase {
+    private ContentResolver mContentResolver;
+    private ContentProviderClient mProvider;
+
+    private static final String TEST_NUMBER = "5551234";
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+        mContentResolver = getInstrumentation().getTargetContext().getContentResolver();
+        mProvider = mContentResolver.acquireContentProviderClient(CallLog.AUTHORITY);
+    }
+
+    public void testNoSubqueries() throws Exception {
+        // Add a single call just to make sure the call log has something inside
+        ContentValues values = new ContentValues();
+        values.put(CallLog.Calls.NUMBER, TEST_NUMBER);
+        values.put(CallLog.Calls.TYPE, Calls.OUTGOING_TYPE);
+        values.put(CallLog.Calls.DATE, Long.valueOf(0 /*start time*/));
+        values.put(CallLog.Calls.DURATION, Long.valueOf(5 /*call duration*/));
+
+        mContentResolver.insert(CallLog.Calls.CONTENT_URI, values);
+
+        // Attempt to do a query that contains a subquery -- this should fail since this test does
+        // not have READ_VOICEMAIL.
+        try {
+            Cursor c = mProvider.query(Calls.CONTENT_URI, null, CallLog.Calls.NUMBER + " = ?",
+                    new String[]{TEST_NUMBER},
+                    "date DESC LIMIT (SELECT count(*) + 1 FROM calls WHERE type = 4");
+            assertEquals(0, c.getCount());
+        } catch (IllegalArgumentException e) {
+            // expected/tolerated
+        }
+    }
+}