Add robolectric test

Configure the build target and migrate LinkSpanTest to Robolectric.
Move existing instrumentation tests into test/instrumentation

Bug: 32975598
Test: ./gradlew test
Change-Id: I9bb39142c616a2c44fe38f48d92e89ab8ebda7ba

library/self.gradle

@@ -9,9 +9,9 @@ apply from: 'standalone-rules.gradle'
 // Add targets for tests
 android.sourceSets {
     androidTest {
-        manifest.srcFile 'test/AndroidManifest.xml'
-        java.srcDirs = ['test/src']
-        res.srcDirs = ['test/res']
+        manifest.srcFile 'test/instrumentation/AndroidManifest.xml'
+        java.srcDirs = ['test/instrumentation/src']
+        res.srcDirs = ['test/instrumentation/res']
 
         dependencies {
             androidTestCompile 'com.android.support.test:rules:0.5'
@@ -36,6 +36,17 @@ android.sourceSets {
         java.srcDirs = ['full-support/test/src', 'eclair-mr1/test/src']
         res.srcDirs = ['full-support/test/res']
     }
+
+    test {
+        java.srcDirs = ['test/robotest/src']
+
+        dependencies {
+            testCompile 'org.robolectric:robolectric:3.+'
+            testCompile 'org.robolectric:shadows-core:3.+'
+            testCompile 'junit:junit:4.+'
+            testCompile 'org.mockito:mockito-core:1.9.5'
+        }
+    }
 }
 android.defaultConfig.testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
 

library/test/instrumentation/src/com/android/setupwizardlib/test/BottomScrollViewTest.java

@@ -46,23 +46,23 @@ public class BottomScrollViewTest {
     @Test
     public void testNoNeedScroll() {
         createScrollView(20);
-        assertTrue("Scroll should not be required", mListener.scrolledToBottom);
+        assertTrue("Scroll should not be required", mListener.mScrolledToBottom);
     }
 
     @Test
     public void testNeedScroll() {
         createScrollView(110);
-        assertFalse("Scroll should be required", mListener.scrolledToBottom);
+        assertFalse("Scroll should be required", mListener.mScrolledToBottom);
     }
 
     @Test
     public void testScrollToBottom() {
         final BottomScrollView bottomScrollView = createScrollView(110);
 
-        assertFalse("Scroll should be required", mListener.scrolledToBottom);
+        assertFalse("Scroll should be required", mListener.mScrolledToBottom);
 
         bottomScrollView.scrollTo(0, 10);
-        assertTrue("Should already be scrolled to bottom", mListener.scrolledToBottom);
+        assertTrue("Should already be scrolled to bottom", mListener.mScrolledToBottom);
     }
 
     @Test
@@ -90,7 +90,7 @@ public class BottomScrollViewTest {
         private static final int WIDTH = 10;
         private int mHeight;
 
-        public TestChildView(Context context, int height) {
+        TestChildView(Context context, int height) {
             super(context);
             mHeight = height;
         }
@@ -107,7 +107,7 @@ public class BottomScrollViewTest {
 
     private static class TestBottomScrollView extends BottomScrollView {
 
-        public TestBottomScrollView(Context context) {
+        TestBottomScrollView(Context context) {
             super(context);
         }
 
@@ -121,16 +121,16 @@ public class BottomScrollViewTest {
 
     private static class TestBottomScrollListener implements BottomScrollView.BottomScrollListener {
 
-        boolean scrolledToBottom = true;
+        boolean mScrolledToBottom = true;
 
         @Override
         public void onScrolledToBottom() {
-            scrolledToBottom = true;
+            mScrolledToBottom = true;
         }
 
         @Override
         public void onRequiresScroll() {
-            scrolledToBottom = false;
+            mScrolledToBottom = false;
         }
     }
 }

library/test/instrumentation/src/com/android/setupwizardlib/test/DrawableLayoutDirectionHelperTest.java

@@ -131,7 +131,7 @@ public class DrawableLayoutDirectionHelperTest {
 
     private static class ForceRtlView extends View {
 
-        public ForceRtlView(Context context) {
+        ForceRtlView(Context context) {
             super(context);
         }
 

library/test/instrumentation/src/com/android/setupwizardlib/test/ListViewRequireScrollHelperTest.java

@@ -104,7 +104,7 @@ public class ListViewRequireScrollHelperTest {
         public int scrollDistance = 0;
         public OnScrollListener listener;
 
-        public TestListView(Context context) {
+        TestListView(Context context) {
             super(context);
             setAdapter(new BaseAdapter() {
                 @Override
@@ -149,7 +149,7 @@ public class ListViewRequireScrollHelperTest {
 
     private static class TestNavigationBar extends NavigationBar {
 
-        public TestNavigationBar(Context context) {
+        TestNavigationBar(Context context) {
             super(context);
         }
 

library/test/instrumentation/src/com/android/setupwizardlib/test/PartnerTest.java

@@ -181,7 +181,7 @@ public class PartnerTest {
         private Context mTestContext;
         private Resources mTestResources;
 
-        public TestPackageManager(Context testContext) {
+        TestPackageManager(Context testContext) {
             mTestContext = testContext;
             mTestResources = new TestResources();
         }
@@ -209,7 +209,7 @@ public class PartnerTest {
 
         public List<ResolveInfo> partnerList;
 
-        public TestContext(Context context) {
+        TestContext(Context context) {
             super(context);
         }
 

library/test/instrumentation/src/com/android/setupwizardlib/test/RequireScrollHelperTest.java

@@ -90,7 +90,7 @@ public class RequireScrollHelperTest {
         public BottomScrollListener listener;
         public int page = 0;
 
-        public TestBottomScrollView(Context context) {
+        TestBottomScrollView(Context context) {
             super(context);
         }
 
@@ -112,7 +112,7 @@ public class RequireScrollHelperTest {
 
     private static class TestNavigationBar extends NavigationBar {
 
-        public TestNavigationBar(Context context) {
+        TestNavigationBar(Context context) {
             super(context);
         }
 

library/test/instrumentation/src/com/android/setupwizardlib/test/SystemBarHelperTest.java

@@ -237,7 +237,7 @@ public class SystemBarHelperTest {
         private int mNavigationBarColor = -1;
         private int mStatusBarColor = -1;
 
-        public TestWindow(Context context, View decorView) {
+        TestWindow(Context context, View decorView) {
             super(context);
             mDecorView = decorView;
         }

library/test/instrumentation/src/com/android/setupwizardlib/test/util/MockWindow.java

@@ -1,3 +1,19 @@
+/*
+ * Copyright (C) 2016 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.setupwizardlib.test.util;
 
 import android.content.Context;

library/test/robotest/src/com/android/setupwizardlib/span/LinkSpanTest.java

@@ -14,29 +14,25 @@
  * limitations under the License.
  */
 
-package com.android.setupwizardlib.test;
+package com.android.setupwizardlib.span;
 
 import static org.junit.Assert.assertSame;
+import static org.robolectric.RuntimeEnvironment.application;
 
 import android.content.Context;
 import android.content.ContextWrapper;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.widget.TextView;
 
-import com.android.setupwizardlib.span.LinkSpan;
-
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
 
-@RunWith(AndroidJUnit4.class)
-@SmallTest
+@RunWith(RobolectricTestRunner.class)
 public class LinkSpanTest {
 
     @Test
     public void testOnClick() {
-        final TestContext context = new TestContext(InstrumentationRegistry.getContext());
+        final TestContext context = new TestContext(application);
         final TextView textView = new TextView(context);
         final LinkSpan linkSpan = new LinkSpan("test_id");
 
@@ -47,8 +43,7 @@ public class LinkSpanTest {
 
     @Test
     public void testNonImplementingContext() {
-        final Context context = InstrumentationRegistry.getContext();
-        final TextView textView = new TextView(context);
+        final TextView textView = new TextView(application);
         final LinkSpan linkSpan = new LinkSpan("test_id");
 
         linkSpan.onClick(textView);
@@ -61,7 +56,7 @@ public class LinkSpanTest {
 
         public LinkSpan clickedSpan = null;
 
-        public TestContext(Context base) {
+        TestContext(Context base) {
             super(base);
         }