Move tests from tests/app/ to tests/unit/

- first round: move tests that currently pass

Bug: 62103184
Test: make SettingsUnitTests
Change-Id: Ief3adf88e5090621e5ec3957a71d1b56b4be186a

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

@@ -0,0 +1,53 @@
+/*
+ * 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 android.support.test.espresso.Espresso.onView;
+import static android.support.test.espresso.assertion.ViewAssertions.matches;
+import static android.support.test.espresso.matcher.ViewMatchers.hasFocus;
+import static android.support.test.espresso.matcher.ViewMatchers.withClassName;
+import static android.support.test.espresso.matcher.ViewMatchers.withId;
+
+import static org.hamcrest.Matchers.containsString;
+import static org.hamcrest.core.AllOf.allOf;
+
+import android.support.test.filters.SmallTest;
+import android.support.test.rule.ActivityTestRule;
+import android.support.test.runner.AndroidJUnit4;
+import android.widget.SearchView;
+
+import com.android.settings.R;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+
+@RunWith(AndroidJUnit4.class)
+@SmallTest
+public class SearchFragmentEspressoTest {
+    @Rule
+    public ActivityTestRule<SearchActivity> mActivityRule =
+            new ActivityTestRule<>(SearchActivity.class, true, true);
+
+    @Test
+    public void test_OpenKeyboardOnSearchLaunch() {
+        onView(allOf(hasFocus(), withId(R.id.search_view)))
+                .check(matches(withClassName(containsString(SearchView.class.getName()))));
+    }
+}