Test for decoding Bitmap from MemoryFile ParcelFileDescriptor

Bug: 2948227
Change-Id: I90de2f887e907fbd631dc06a1c483737acec0706

1 files changed, 47 insertions, 0 deletions

diff --git a/graphics/tests/graphicstests/src/android/graphics/BitmapFactoryTest.java b/graphics/tests/graphicstests/src/android/graphics/BitmapFactoryTest.java
new file mode 100644
index 0000000..09820ef
--- /dev/null
+++ b/graphics/tests/graphicstests/src/android/graphics/BitmapFactoryTest.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2010 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.graphics;
+
+import android.os.ParcelFileDescriptor;
+import android.test.suitebuilder.annotation.SmallTest;
+
+import java.io.ByteArrayOutputStream;
+import java.io.FileDescriptor;
+
+import junit.framework.TestCase;
+
+
+public class BitmapFactoryTest extends TestCase {
+
+    // tests that we can decode bitmaps from MemoryFiles
+    @SmallTest
+    public void testBitmapParcelFileDescriptor() throws Exception {
+        Bitmap bitmap1 = Bitmap.createBitmap(
+                new int[] { Color.BLUE }, 1, 1, Bitmap.Config.RGB_565);
+        ByteArrayOutputStream out = new ByteArrayOutputStream();
+        bitmap1.compress(Bitmap.CompressFormat.PNG, 100, out);
+        ParcelFileDescriptor pfd = ParcelFileDescriptor.fromData(out.toByteArray(), null);
+        FileDescriptor fd = pfd.getFileDescriptor();
+        assertNotNull("Got null FileDescriptor", fd);
+        assertTrue("Got invalid FileDescriptor", fd.valid());
+        Bitmap bitmap = BitmapFactory.decodeFileDescriptor(fd);
+        assertNotNull("BitmapFactory returned null", bitmap);
+        assertEquals("Bitmap width", 1, bitmap.getWidth());
+        assertEquals("Bitmap height", 1, bitmap.getHeight());
+    }
+
+}