MediaUrlInterceptor for embedders to handle custom urls.

content/public/android/javatests/src/org/chromium/content/browser/MediaResourceGetterTest.java

Index: content/public/android/javatests/src/org/chromium/content/browser/MediaResourceGetterTest.java
diff --git a/content/public/android/javatests/src/org/chromium/content/browser/MediaResourceGetterTest.java b/content/public/android/javatests/src/org/chromium/content/browser/MediaResourceGetterTest.java
index 7eae2d653793082d92db1cfe7b9389deaa345595..a6adc96909b1262c6abd5e1858ed448fa48257a9 100644
--- a/content/public/android/javatests/src/org/chromium/content/browser/MediaResourceGetterTest.java
+++ b/content/public/android/javatests/src/org/chromium/content/browser/MediaResourceGetterTest.java
@@ -27,7 +27,7 @@ import java.util.Map;
 @SuppressLint("SdCardPath")
 public class MediaResourceGetterTest extends InstrumentationTestCase {
     private static final String TEST_HTTP_URL = "http://example.com";
-    private static final String TEST_USER_AGENT = // Anyhting, really
+    private static final String TEST_USER_AGENT = // Anything, really
             "Mozilla/5.0 (Windows NT 6.2; Win64; x64) AppleWebKit/537.36 " +
             "(KHTML, like Gecko) Chrome/32.0.1667.0 Safari/537.36";
     private static final String TEST_FILE_PATH = "/mnt/sdcard/test";
@@ -101,6 +101,9 @@ public class MediaResourceGetterTest extends InstrumentationTestCase {
         String mUri = null;
         Map<String,String> mHeaders = null;
         String mPath = null;
+        int mFd;
+        long mOffset;
+        long mLength;
 
         // Write these before tests to configure functionality
         SparseArray<String> mMetadata = null;
@@ -111,6 +114,17 @@ public class MediaResourceGetterTest extends InstrumentationTestCase {
 
         // Can't use a real MediaMetadataRetriever as we have no media
         @Override
+        public void configure(int fd, long offset, long length) {
+            if (mThrowExceptionInConfigure) {
+                throw new RuntimeException("test exception");
+            }
+            mFd = fd;
+            mOffset = offset;
+            mLength = length;
+        }
+
+        // Can't use a real MediaMetadataRetriever as we have no media
+        @Override
         public void configure(String uri, Map<String, String> headers) {
             if (mThrowExceptionInConfigure) {
                 throw new RuntimeException("test exception");
@@ -505,6 +519,22 @@ public class MediaResourceGetterTest extends InstrumentationTestCase {
     }
 
     @SmallTest
+    public void testExtractFromFileDescriptor_ValidMetadata() {
+        mFakeMRG.bind(MediaMetadataRetriever.METADATA_KEY_DURATION, "1");
+        mFakeMRG.bind(MediaMetadataRetriever.METADATA_KEY_HAS_VIDEO, "yes");
+        mFakeMRG.bind(MediaMetadataRetriever.METADATA_KEY_VIDEO_WIDTH, "2");
+        mFakeMRG.bind(MediaMetadataRetriever.METADATA_KEY_VIDEO_HEIGHT, "3");
+        final MediaMetadata expected = new MediaMetadata(1, 2, 3, true);
+        int fd = 1234;
+        long offset = 1000;
+        long length = 9000;
+        assertEquals(expected, mFakeMRG.extract(fd, offset, length));
+        assertEquals(fd, mFakeMRG.mFd);
+        assertEquals(offset, mFakeMRG.mOffset);
+        assertEquals(length, mFakeMRG.mLength);
+    }
+
+    @SmallTest
     public void testAndroidDeviceOk_BadModel_BadVersion() {
         assertFalse(MediaResourceGetter.androidDeviceOk(
                 "GT-I9100", android.os.Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1));