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Daniel Novak
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Merge pull request #36 from inloop/unit_test
Add basic instrumented test
2 parents 3f4a945 + a53e967 commit 1f60477

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12 files changed

+393
-23
lines changed

12 files changed

+393
-23
lines changed

‎library/build.gradle‎

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@@ -3,14 +3,15 @@ apply plugin: 'maven'
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android {
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compileSdkVersion 26
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buildToolsVersion '25.0.3'
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buildToolsVersion '26.0.2'
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defaultConfig {
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minSdkVersion 15
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targetSdkVersion 26
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versionCode 1
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versionName VERSION_NAME
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consumerProguardFiles 'proguard-rules.pro'
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testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
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}
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compileOptions {
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sourceCompatibility JavaVersion.VERSION_1_7
@@ -20,13 +21,17 @@ android {
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}
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dataBinding {
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enabled = true;
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enabled = true
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}
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}
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dependencies {
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compile 'com.android.support:support-fragment:26.0.1'
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compile 'com.android.support:appcompat-v7:26.0.1'
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compile 'com.android.support:support-fragment:26.1.0'
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compile 'com.android.support:appcompat-v7:26.1.0'
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androidTestCompile 'junit:junit:4.12'
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androidTestCompile 'com.android.support.test:runner:1.0.1'
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androidTestCompile 'com.android.support.test:rules:1.0.1'
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}
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task androidJavadocs(type: Javadoc) {

‎library/src/androidTest/AndroidManifest.xml‎

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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="eu.inloop.viewmodel" >
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<application>
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<activity android:name=".fixture.activity.VMTestActivity" android:theme="@style/Theme.AppCompat" />
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</application>
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</manifest>

‎library/src/androidTest/java/eu/inloop/viewmodel/ViewModelActivityTest.java‎

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package eu.inloop.viewmodel;
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import android.content.pm.ActivityInfo;
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import android.support.test.InstrumentationRegistry;
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import android.support.test.filters.MediumTest;
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import android.support.test.filters.SmallTest;
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import android.support.test.rule.ActivityTestRule;
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import android.support.test.runner.AndroidJUnit4;
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import org.junit.Rule;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import java.util.Map;
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import eu.inloop.viewmodel.fixture.activity.VMTestActivity;
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import static org.hamcrest.CoreMatchers.is;
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import static org.hamcrest.CoreMatchers.notNullValue;
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import static org.hamcrest.CoreMatchers.nullValue;
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import static org.hamcrest.MatcherAssert.assertThat;
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@RunWith(AndroidJUnit4.class)
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public final class ViewModelActivityTest {
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@Rule
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public final ActivityTestRule<VMTestActivity> mActivityTestRule =
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new ActivityTestRule<>(VMTestActivity.class, false, false);
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@SmallTest
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@Test
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public void viewModelActivity_onBindView_test() {
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mActivityTestRule.launchActivity(VMTestActivity.makeIntent(InstrumentationRegistry.getContext(), true));
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assertThat(mActivityTestRule.getActivityResult().getResultCode(), is(VMTestActivity.RESULT_CODE_OK));
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}
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@SmallTest
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@Test
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public void viewModelActivity_getViewModel_getView_test() {
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mActivityTestRule.launchActivity(VMTestActivity.makeIntent(InstrumentationRegistry.getContext(), false));
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mActivityTestRule.getActivity().getViewModel().loadData();
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assertThat(mActivityTestRule.getActivityResult().getResultCode(), is(VMTestActivity.RESULT_CODE_OK));
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}
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@SmallTest
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@Test
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public void viewModelActivity_getViewModel_getViewOptional_test() {
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mActivityTestRule.launchActivity(VMTestActivity.makeIntent(InstrumentationRegistry.getContext(), false));
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mActivityTestRule.getActivity().getViewModel().loadDataOptional();
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assertThat(mActivityTestRule.getActivityResult().getResultCode(), is(VMTestActivity.RESULT_CODE_OK));
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}
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@SmallTest
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@Test
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public void viewModelActivity_clearView_test() {
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mActivityTestRule.launchActivity(VMTestActivity.makeIntent(InstrumentationRegistry.getContext(), false));
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mActivityTestRule.getActivity().getViewModel().clearView();
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assertThat(mActivityTestRule.getActivity().getViewModel().getView(), is(nullValue()));
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}
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@SmallTest
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@Test
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public void viewModelActivity_uniqueIdentifier_test() {
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mActivityTestRule.launchActivity(VMTestActivity.makeIntent(InstrumentationRegistry.getContext(), false));
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String uniqueIdentifier = mActivityTestRule.getActivity().getViewModel().getUniqueIdentifier();
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assertThat(uniqueIdentifier, is(notNullValue()));
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}
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@SmallTest
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@Test
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public void viewModelActivity_fragment_getView_test() {
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mActivityTestRule.launchActivity(VMTestActivity.makeIntent(InstrumentationRegistry.getContext(), false));
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mActivityTestRule.getActivity().getTestFragment().getViewModel().loadData();
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assertThat(mActivityTestRule.getActivityResult().getResultCode(), is(VMTestActivity.RESULT_CODE_OK));
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}
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@SmallTest
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@Test
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public void viewModelActivity_fragment_remove_test() {
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mActivityTestRule.launchActivity(VMTestActivity.makeIntent(InstrumentationRegistry.getContext(), false));
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String uniqueIdentifierActivity = mActivityTestRule.getActivity().getViewModel().getUniqueIdentifier();
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String uniqueIdentifierFragment = mActivityTestRule.getActivity().getTestFragment().getViewModel().getUniqueIdentifier();
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Map<String, AbstractViewModel<? extends IView>> viewModels =
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mActivityTestRule.getActivity().getViewModelProvider().getViewModels();
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assertThat(viewModels.containsKey(uniqueIdentifierActivity), is(true));
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assertThat(viewModels.containsKey(uniqueIdentifierFragment), is(true));
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InstrumentationRegistry.getInstrumentation().runOnMainSync(new Runnable() {
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@Override
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public void run() {
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mActivityTestRule.getActivity().removeTestFragment();
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}
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});
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//Check If ViewModel is removed after removing fragment
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viewModels = mActivityTestRule.getActivity().getViewModelProvider().getViewModels();
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assertThat(viewModels.containsKey(uniqueIdentifierActivity), is(true));
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assertThat(viewModels.containsKey(uniqueIdentifierFragment), is(false));
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}
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@SmallTest
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@Test
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public void viewModelActivity_fragment_model_state_test() {
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mActivityTestRule.launchActivity(VMTestActivity.makeIntent(InstrumentationRegistry.getContext(), false));
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final int stateValue = 1;
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mActivityTestRule.getActivity().getTestFragment().getViewModel().setStateValue(stateValue);
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rotateScreen(1);
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int actualStateValue = mActivityTestRule.getActivity().getTestFragment().getViewModel().getStateValue();
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assertThat(stateValue, is(actualStateValue));
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}
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@MediumTest
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@Test
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public void viewModelActivity_instance_count_test() {
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mActivityTestRule.launchActivity(VMTestActivity.makeIntent(InstrumentationRegistry.getContext(), false));
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String uniqueIdentifierActivity = mActivityTestRule.getActivity().getViewModel().getUniqueIdentifier();
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String uniqueIdentifierFragment = mActivityTestRule.getActivity().getTestFragment().getViewModel().getUniqueIdentifier();
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rotateScreen(5);
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Map<String, AbstractViewModel<? extends IView>> viewModels =
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mActivityTestRule.getActivity().getViewModelProvider().getViewModels();
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assertThat(viewModels.size(), is(2)); //activity + fragment
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assertThat(viewModels.containsKey(uniqueIdentifierActivity), is(true));
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assertThat(viewModels.containsKey(uniqueIdentifierFragment), is(true));
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}
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private void rotateScreen(int numOfTimes) {
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for (int i = 0; i < numOfTimes; i++) {
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mActivityTestRule.getActivity().setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
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InstrumentationRegistry.getInstrumentation().waitForIdleSync();
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mActivityTestRule.getActivity().setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
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InstrumentationRegistry.getInstrumentation().waitForIdleSync();
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}
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}
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}

‎library/src/androidTest/java/eu/inloop/viewmodel/fixture/activity/IVMTestActivityView.java‎

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package eu.inloop.viewmodel.fixture.activity;
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import eu.inloop.viewmodel.IView;
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public interface IVMTestActivityView extends IView {
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void onLoadData(boolean loaded);
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}

‎library/src/androidTest/java/eu/inloop/viewmodel/fixture/activity/VMTestActivity.java‎

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package eu.inloop.viewmodel.fixture.activity;
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import android.content.Context;
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import android.content.Intent;
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import android.os.Bundle;
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import android.support.annotation.NonNull;
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import android.support.annotation.Nullable;
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import android.support.v4.app.Fragment;
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import android.widget.LinearLayout;
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import eu.inloop.viewmodel.base.ViewModelBaseActivity;
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import eu.inloop.viewmodel.fixture.fragment.VMTestFragment;
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public class VMTestActivity extends ViewModelBaseActivity<IVMTestActivityView, VMTestActivityViewModel> implements IVMTestActivityView {
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public static final int RESULT_CODE_OK = 1;
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public static final String EXTRA_CALL_ON_BIND = "EXTRA_CALL_ON_BIND";
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@NonNull
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public static Intent makeIntent(@NonNull Context context, boolean callOnBindModel) {
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Intent intent = new Intent(context, VMTestActivity.class);
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intent.putExtra(EXTRA_CALL_ON_BIND, callOnBindModel);
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return intent;
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}
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@Override
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protected void onCreate(@Nullable Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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LinearLayout view = new LinearLayout(this);
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view.setId(android.R.id.content);
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setContentView(view);
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if (savedInstanceState == null) {
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addTestFragment();
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}
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setModelView(this);
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}
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public void addTestFragment() {
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getSupportFragmentManager()
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.beginTransaction()
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.add(android.R.id.content, new VMTestFragment())
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.commitNow();
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}
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public void removeTestFragment() {
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getSupportFragmentManager()
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.beginTransaction()
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.remove(getTestFragment())
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.commitNow();
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}
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@NonNull
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public VMTestFragment getTestFragment() {
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for (Fragment fragment : getSupportFragmentManager().getFragments()) {
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if (fragment instanceof VMTestFragment) {
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return (VMTestFragment) fragment;
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}
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}
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throw new AssertionError("Fragment not found");
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}
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@Override
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public void onLoadData(boolean loaded) {
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setResult(RESULT_CODE_OK);
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finish();
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}
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}

‎library/src/androidTest/java/eu/inloop/viewmodel/fixture/activity/VMTestActivityViewModel.java‎

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package eu.inloop.viewmodel.fixture.activity;
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import android.os.Bundle;
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import android.support.annotation.NonNull;
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import android.support.annotation.Nullable;
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import eu.inloop.viewmodel.AbstractViewModel;
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public class VMTestActivityViewModel extends AbstractViewModel<IVMTestActivityView> {
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private boolean mCallOnBind;
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@Override
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public void onCreate(@Nullable Bundle arguments, @Nullable Bundle savedInstanceState) {
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super.onCreate(arguments, savedInstanceState);
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if (arguments == null) {
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throw new AssertionError("Arguments must be set for this ViewModel");
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}
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mCallOnBind = arguments.getBoolean(VMTestActivity.EXTRA_CALL_ON_BIND);
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}
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@Override
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public void onBindView(@NonNull IVMTestActivityView view) {
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super.onBindView(view);
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if (mCallOnBind) {
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loadData();
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}
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}
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public void loadData() {
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getView().onLoadData(true);
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}
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public void loadDataOptional() {
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getViewOptional().onLoadData(true);
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}
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}

‎library/src/androidTest/java/eu/inloop/viewmodel/fixture/fragment/IVMTestFragmentView.java‎

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package eu.inloop.viewmodel.fixture.fragment;
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import eu.inloop.viewmodel.IView;
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public interface IVMTestFragmentView extends IView {
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void onLoadData(boolean loaded);
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}

‎library/src/androidTest/java/eu/inloop/viewmodel/fixture/fragment/VMTestFragment.java‎

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package eu.inloop.viewmodel.fixture.fragment;
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import android.os.Bundle;
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import android.support.annotation.Nullable;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.LinearLayout;
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import eu.inloop.viewmodel.base.ViewModelBaseFragment;
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import eu.inloop.viewmodel.fixture.activity.VMTestActivity;
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public class VMTestFragment extends ViewModelBaseFragment<IVMTestFragmentView, VMTestFragmentViewModel>
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implements IVMTestFragmentView {
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@Nullable
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@Override
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public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
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return new LinearLayout(getContext());
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}
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@Override
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public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
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super.onViewCreated(view, savedInstanceState);
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setModelView(this);
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}
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@Override
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public void onLoadData(boolean loaded) {
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getActivity().setResult(VMTestActivity.RESULT_CODE_OK);
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getActivity().finish();
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}
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}

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