Add an example robolectric test.

This alos provides an override for SystemApi objects that are not part
of the official robolectric distribution.

Test: mma NetworkRecommendation RunNetworkRecommendationRoboTests
Bug: 34944625

Change-Id: I4085cc7caef2d33c7d2e210b721499195a5b7b72

4 files changed, 127 insertions, 9 deletions

diff --git a/robotests/src/android/net/RecommendationRequest.java b/robotests/src/android/net/RecommendationRequest.java
new file mode 100644
index 0000000..debf674
--- /dev/null
+++ b/robotests/src/android/net/RecommendationRequest.java
@@ -0,0 +1,43 @@
+/*
+ * 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 android.net;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+/**
+ * A placeholder class to prevent ClassNotFound exceptions caused by lack of visibility.
+ */
+public class RecommendationRequest implements Parcelable {
+    public static final class Builder {
+
+        public RecommendationRequest build() {
+            return null;
+        }
+    }
+
+    protected RecommendationRequest(Parcel in) {
+    }
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @Override
+    public void writeToParcel(Parcel dest, int flags) {
+    }
+}
diff --git a/robotests/src/com/android/networkrecommendation/ExampleTest.java b/robotests/src/com/android/networkrecommendation/ExampleTest.java
index c81633a..10e0ccb 100644
--- a/robotests/src/com/android/networkrecommendation/ExampleTest.java
+++ b/robotests/src/com/android/networkrecommendation/ExampleTest.java
@@ -18,32 +18,32 @@ package com.android.networkrecommendation;
 
 import static junit.framework.Assert.assertEquals;
 import static junit.framework.Assert.assertTrue;
-import static org.mockito.Mockito.times;
+
 import static org.mockito.Mockito.verify;
-import static org.mockito.Mockito.verifyNoMoreInteractions;
-import static org.mockito.Mockito.when;
 
-import android.app.job.JobInfo;
 import android.app.job.JobScheduler;
 import android.content.Context;
 import android.content.Intent;
+import android.net.RecommendationRequest;
+
+import com.android.networkrecommendation.shadows.RecommendationRequestShadow;
 
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
-import org.mockito.ArgumentCaptor;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.annotation.Config;
-import java.util.List;
 
 @RunWith(RobolectricTestRunner.class)
-@Config(manifest="packages/services/NetworkRecommendation/AndroidManifest.xml", sdk=23)
+@Config(manifest="packages/services/NetworkRecommendation/AndroidManifest.xml", sdk=23,
+    shadows={RecommendationRequestShadow.class})
 public class ExampleTest {
     @Mock private Context mMockContext;
     @Mock private JobScheduler mJobScheduler;
     @Mock private Intent mMockIntent;
+    @Mock private RecommendationRequest request;
 
     @Before
     public void setUp() {
@@ -51,7 +51,17 @@ public class ExampleTest {
     }
 
     @Test
-    public void example() {
-      // pass
+    public void buildRecommendation() {
+      new RecommendationRequest.Builder().build();
+    }
+
+    @Test
+    public void build() {
+        new Example().buildRecommendationRequest();
+    }
+
+    @Test
+    public void reflect() {
+        new Example().reflectRecommendationRequest();
     }
 }
diff --git a/robotests/src/com/android/networkrecommendation/shadows/RecommendationRequestShadow.java b/robotests/src/com/android/networkrecommendation/shadows/RecommendationRequestShadow.java
new file mode 100644
index 0000000..efdad3e
--- /dev/null
+++ b/robotests/src/com/android/networkrecommendation/shadows/RecommendationRequestShadow.java
@@ -0,0 +1,24 @@
+/*
+ * 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.networkrecommendation.shadows;
+
+import android.net.RecommendationRequest;
+
+import org.robolectric.annotation.Implements;
+
+@Implements(RecommendationRequest.class)
+public class RecommendationRequestShadow {
+}
diff --git a/src/com/android/networkrecommendation/Example.java b/src/com/android/networkrecommendation/Example.java
new file mode 100644
index 0000000..a85a112
--- /dev/null
+++ b/src/com/android/networkrecommendation/Example.java
@@ -0,0 +1,41 @@
+/*
+ * 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.networkrecommendation;
+
+import android.net.RecommendationRequest;
+
+import java.lang.reflect.Method;
+
+public class Example {
+
+    public Example() {}
+
+    public void buildRecommendationRequest() {
+        new RecommendationRequest.Builder().build();
+    }
+
+    @SuppressWarnings("unchecked")
+    public RecommendationRequest reflectRecommendationRequest() {
+        try {
+            Class builder = RecommendationRequest.class.getClasses()[0];
+            Object builderObj = builder.getConstructor().newInstance();
+            Method build = builder.getDeclaredMethod("build");
+            return (RecommendationRequest) build.invoke(builderObj);
+        } catch (Exception e) {
+            throw new RuntimeException("Noooo", e);
+        }
+    }
+}