Add Digital Asset Links verification for postMessage API

chrome/android/javatests/src/org/chromium/chrome/browser/customtabs/OriginVerifierTest.java

Index: chrome/android/javatests/src/org/chromium/chrome/browser/customtabs/OriginVerifierTest.java
diff --git a/chrome/android/javatests/src/org/chromium/chrome/browser/customtabs/OriginVerifierTest.java b/chrome/android/javatests/src/org/chromium/chrome/browser/customtabs/OriginVerifierTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..4d848595f5b4fbda276d3d5d687bf88e46f77b96
--- /dev/null
+++ b/chrome/android/javatests/src/org/chromium/chrome/browser/customtabs/OriginVerifierTest.java
@@ -0,0 +1,34 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package org.chromium.chrome.browser.customtabs;
+
+import android.support.test.filters.SmallTest;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import org.chromium.base.test.BaseJUnit4ClassRunner;
+
+/** Tests for OriginVerifier. */
+@RunWith(BaseJUnit4ClassRunner.class)
+public class OriginVerifierTest {
+    private static final byte[] BYTE_ARRAY = new byte[] {(byte) 0xaa, (byte) 0xbb, (byte) 0xcc,
+            (byte) 0x10, (byte) 0x20, (byte) 0x30, (byte) 0x01, (byte) 0x02};
+    private static final String STRING_ARRAY = "AA:BB:CC:10:20:30:01:02";
+
+    private static final String PACKAGE_NAME = "org.chromium.chrome";
+    private static final String SHA_256_FINGERPRINT =
+            "32:A2:FC:74:D7:31:10:58:59:E5:A8:5D:F1:6D:95:F1:02:D8:5B"
+            + ":22:09:9B:80:64:C5:D8:91:5C:61:DA:D1:E0";
+
+    @Test
+    @SmallTest
+    public void testSHA256CertificateChecks() {
+        Assert.assertEquals(OriginVerifier.byteArrayToHexString(BYTE_ARRAY), STRING_ARRAY);
+        Assert.assertEquals(OriginVerifier.getCertificateSHA256FingerprintForPackage(PACKAGE_NAME),
+                SHA_256_FINGERPRINT);
+    }
+}