Don't show duplicate destinations in alternate popup

There isn't much thing we can do from the contacts provider side, so let's just
remove duplicates manually...

Bug 6428328

Change-Id: I78e7fc7ed66d7cf977935611c8fb0318ffa7c83b

1 files changed, 102 insertions, 0 deletions

diff --git a/chips/tests/src/com/android/ex/chips/RecipientAlternatesAdapterTest.java b/chips/tests/src/com/android/ex/chips/RecipientAlternatesAdapterTest.java
new file mode 100644
index 0000000..f4b87c0
--- /dev/null
+++ b/chips/tests/src/com/android/ex/chips/RecipientAlternatesAdapterTest.java
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2012 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 com.android.ex.chips;
+
+import android.database.Cursor;
+import android.database.MatrixCursor;
+import android.test.AndroidTestCase;
+
+public class RecipientAlternatesAdapterTest extends AndroidTestCase {
+
+    public void testRemoveDuplicateDestinations() {
+        MatrixCursor c = new MatrixCursor(Queries.EMAIL.getProjection());
+        Cursor result;
+
+        // Test: Empty input
+        assertEquals(0, RecipientAlternatesAdapter.removeDuplicateDestinations(c).getCount());
+
+
+        // Test: One row
+        addRow(c, "a", "1@android.com", 1, "home", 1000, 2000, "x", 0);
+
+        result = RecipientAlternatesAdapter.removeDuplicateDestinations(c);
+        assertEquals(1, result.getCount());
+        assertRow(result, 0, "a", "1@android.com", 1, "home", 1000, 2000, "x", 0);
+
+        // Test: two unique rows, different destinations
+        addRow(c, "a", "2@android.com", 1, "home", 1000, 2000, "x", 0);
+
+        result = RecipientAlternatesAdapter.removeDuplicateDestinations(c);
+        assertEquals(2, result.getCount());
+        assertRow(result, 0, "a", "1@android.com", 1, "home", 1000, 2000, "x", 0);
+        assertRow(result, 1, "a", "2@android.com", 1, "home", 1000, 2000, "x", 0);
+
+        // Test: add a third row with a non-unique destination.
+        addRow(c, "ax", "1@android.com", 11, "homex", 10001, 2000, "xx", 1);
+
+        // Third row should be removed.
+        result = RecipientAlternatesAdapter.removeDuplicateDestinations(c);
+        assertEquals(2, result.getCount());
+        assertRow(result, 0, "a", "1@android.com", 1, "home", 1000, 2000, "x", 0);
+        assertRow(result, 1, "a", "2@android.com", 1, "home", 1000, 2000, "x", 0);
+
+        // Test: add a forth row with a non-unique destination again.
+        addRow(c, "ax", "2@android.com", 11, "homex", 10001, 2000, "xx", 1);
+
+        // Forth row should also be removed.
+        result = RecipientAlternatesAdapter.removeDuplicateDestinations(c);
+        assertEquals(2, result.getCount());
+        assertRow(result, 0, "a", "1@android.com", 1, "home", 1000, 2000, "x", 0);
+        assertRow(result, 1, "a", "2@android.com", 1, "home", 1000, 2000, "x", 0);
+    }
+
+    private static MatrixCursor addRow(MatrixCursor c,
+            String displayName,
+            String destination,
+            int destinationType,
+            String destinationLabel,
+            long contactId,
+            long dataId,
+            String photoUri,
+            int displayNameSource
+            ) {
+        c.addRow(new Object[] {displayName, destination, destinationType, destinationLabel,
+                contactId, dataId, photoUri, displayNameSource});
+        return c;
+    }
+
+    private static void assertRow(Cursor c, int position,
+            String displayName,
+            String destination,
+            int destinationType,
+            String destinationLabel,
+            long contactId,
+            long dataId,
+            String photoUri,
+            int displayNameSource
+            ) {
+        assertTrue(c.moveToPosition(position));
+        assertEquals(displayName, c.getString(0));
+        assertEquals(destination, c.getString(1));
+        assertEquals(destinationType, c.getInt(2));
+        assertEquals(destinationLabel, c.getString(3));
+        assertEquals(contactId, c.getLong(4));
+        assertEquals(dataId, c.getLong(5));
+        assertEquals(photoUri, c.getString(6));
+        assertEquals(displayNameSource, c.getInt(7));
+    }
+}