Add instrumentation test for SearchResultTrampoline intent.

Forgot to add this when creating intent-filter

Bug: 64938328
Test: atest
Change-Id: I8cfc26c2c589b2ae1942d365ed7dbca0da90d580

tests/unit/src/com/android/settings/search/SearchResultTrampolineTest.java

@@ -0,0 +1,54 @@
+/*
+ * Copyright (C) 2017 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.settings.search;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.filters.SmallTest;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+@SmallTest
+@RunWith(AndroidJUnit4.class)
+public class SearchResultTrampolineTest {
+
+    private Context mContext;
+
+    @Before
+    public void setUp() {
+        mContext = InstrumentationRegistry.getTargetContext();
+    }
+
+    @Test
+    public void canLaunchSettingsTrampolineWithIntentAction() {
+        final PackageManager pm = mContext.getPackageManager();
+        final ResolveInfo info =
+                pm.resolveActivity(new Intent("com.android.settings.SEARCH_RESULT_TRAMPOLINE"), 0);
+
+        assertThat(info.activityInfo.name)
+                .isEqualTo(SearchResultTrampoline.class.getName());
+
+    }
+}