Integration test for updatable system font.

This test:
(1) signs a font file with the test key.
(2) side-loads the test cert to the device under test.
(3) verifies that the signed font file can be installed.

The device must be rootable for doing step (2).

Bug: 176939176
Test: atest UpdatableSystemFontTest
Change-Id: I7a9b614aa3c77589c3495b663cb76056ba657006
diff --git a/tests/UpdatableSystemFontTest/Android.bp b/tests/UpdatableSystemFontTest/Android.bp
new file mode 100644
index 0000000..d809fe8
--- /dev/null
+++ b/tests/UpdatableSystemFontTest/Android.bp
@@ -0,0 +1,30 @@
+// Copyright (C) 2021 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.
+
+java_test_host {
+    name: "UpdatableSystemFontTest",
+    srcs: ["src/**/*.java"],
+    libs: ["tradefed", "compatibility-tradefed", "compatibility-host-util"],
+    static_libs: ["frameworks-base-hostutils"],
+    test_suites: ["general-tests", "vts"],
+    data: [
+        ":NotoColorEmojiTtf",
+        ":UpdatableSystemFontTestCertDer",
+        ":UpdatableSystemFontTestNotoColorEmojiTtfFsvSig",
+        ":UpdatableSystemFontTestNotoColorEmojiV1Ttf",
+        ":UpdatableSystemFontTestNotoColorEmojiV1TtfFsvSig",
+        ":UpdatableSystemFontTestNotoColorEmojiV2Ttf",
+        ":UpdatableSystemFontTestNotoColorEmojiV2TtfFsvSig",
+    ],
+}