| /* |
| * Copyright 2019 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.car.ui.recyclerview; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import android.content.Context; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| |
| import androidx.recyclerview.widget.GridLayoutManager; |
| import androidx.recyclerview.widget.LinearLayoutManager; |
| |
| import com.android.car.ui.R; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.MockitoAnnotations; |
| import org.robolectric.Robolectric; |
| import org.robolectric.RobolectricTestRunner; |
| import org.robolectric.RuntimeEnvironment; |
| |
| @RunWith(RobolectricTestRunner.class) |
| public class CarUiRecyclerViewTest { |
| |
| private Context mContext; |
| private View mView; |
| private CarUiRecyclerView mCarUiRecyclerView; |
| |
| @Before |
| public void setUp() { |
| MockitoAnnotations.initMocks(this); |
| |
| mContext = RuntimeEnvironment.application; |
| } |
| |
| @Test |
| public void onHeightChanged_shouldAddTheValueToInitialTopValue() { |
| mView = LayoutInflater.from(mContext) |
| .inflate(R.layout.test_linear_car_ui_recycler_view, null); |
| |
| mCarUiRecyclerView = mView.findViewById(R.id.test_prv); |
| |
| assertThat(mCarUiRecyclerView.getPaddingBottom()).isEqualTo(0); |
| assertThat(mCarUiRecyclerView.getPaddingTop()).isEqualTo(0); |
| assertThat(mCarUiRecyclerView.getPaddingStart()).isEqualTo(0); |
| assertThat(mCarUiRecyclerView.getPaddingEnd()).isEqualTo(0); |
| |
| mCarUiRecyclerView.onHeightChanged(10); |
| |
| assertThat(mCarUiRecyclerView.getPaddingTop()).isEqualTo(10); |
| assertThat(mCarUiRecyclerView.getPaddingBottom()).isEqualTo(0); |
| assertThat(mCarUiRecyclerView.getPaddingStart()).isEqualTo(0); |
| assertThat(mCarUiRecyclerView.getPaddingEnd()).isEqualTo(0); |
| } |
| |
| @Test |
| public void setAdapter_shouldInitializeLinearLayoutManager() { |
| mView = LayoutInflater.from(mContext) |
| .inflate(R.layout.test_linear_car_ui_recycler_view, null); |
| |
| mCarUiRecyclerView = mView.findViewById(R.id.test_prv); |
| |
| assertThat(mCarUiRecyclerView.getEffectiveLayoutManager()).isInstanceOf( |
| LinearLayoutManager.class); |
| } |
| |
| @Test |
| public void setAdapter_shouldInitializeGridLayoutManager() { |
| mView = LayoutInflater.from(mContext) |
| .inflate(R.layout.test_grid_car_ui_recycler_view, null); |
| |
| mCarUiRecyclerView = mView.findViewById(R.id.test_prv); |
| |
| assertThat(mCarUiRecyclerView.getEffectiveLayoutManager()).isInstanceOf( |
| GridLayoutManager.class); |
| } |
| |
| @Test |
| public void init_shouldContainRecyclerView() { |
| mView = LayoutInflater.from(mContext) |
| .inflate(R.layout.test_grid_car_ui_recycler_view, null); |
| |
| mCarUiRecyclerView = mView.findViewById(R.id.test_prv); |
| |
| assertThat(mCarUiRecyclerView).isNotNull(); |
| } |
| |
| @Test |
| public void init_shouldHaveGridLayout() { |
| mCarUiRecyclerView = new CarUiRecyclerView(mContext, |
| Robolectric.buildAttributeSet().addAttribute(R.attr.layoutStyle, "grid").build()); |
| assertThat(mCarUiRecyclerView.getEffectiveLayoutManager()).isInstanceOf( |
| GridLayoutManager.class); |
| } |
| } |