package xyz.fycz.myreader; import android.content.Context; import androidx.test.ext.junit.runners.AndroidJUnit4; import androidx.test.platform.app.InstrumentationRegistry; import org.junit.Test; import org.junit.runner.RunWith; import static org.junit.Assert.assertEquals; /** * Instrumented test, which will execute on an Android device. * * @see Testing documentation */ @RunWith(AndroidJUnit4.class) public class ExampleInstrumentedTest { @Test public void useAppContext() { // Context of the app under test. Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext(); assertEquals("xyz.fycz.myreader", appContext.getPackageName()); } @Test public void test() { } }