heitorcolangelo

@RunWith(AndroidJUnit4.class)
public class MainActivityTest {

  @Rule
  public ActivityTestRule<MainActivity>
      mActivityRule = new ActivityTestRule<>(MainActivity.class, false, false);

}

heitorcolangelo

@Test
public void whenBothFieldsAreFilled_andClickOnLoginButton_shouldOpenMainActivity() {
  Intents.init();
  onView(withId(R.id.login_username)).perform(typeText("defaultText"), closeSoftKeyboard());
  onView(withId(R.id.login_password)).perform(typeText("defaultText"), closeSoftKeyboard());
  Matcher<Intent> matcher = hasComponent(MainActivity.class.getName());

  ActivityResult result = new ActivityResult(Activity.RESULT_OK, null);
  intending(matcher).respondWith(result);

heitorcolangelo

@Test
public void whenBothFieldsAreFilled_andClickOnLoginButton_shouldOpenMainActivity() {
  Intents.init();

  onView(withId(R.id.login_username)).perform(typeText("username"), closeSoftKeyboard());
  onView(withId(R.id.login_password)).perform(typeText("password"), closeSoftKeyboard());
  
  Matcher<Intent> matcher = hasComponent(MainActivity.class.getName());
  
  onView(withId(R.id.login_button)).perform(click());

heitorcolangelo

@Test
public void whenBothFieldsAreFilled_andClickOnLoginButton_shouldOpenMainActivity() {
  onView(withId(R.id.login_username)).perform(typeText("defaultText"), closeSoftKeyboard());
  onView(withId(R.id.login_password)).perform(typeText("defaultText"), closeSoftKeyboard());
  onView(withId(R.id.login_button)).perform(click());
  onView(withId(R.id.main_activity_container)).check(matches(isDisplayed()));
}

heitorcolangelo

@Test
public void whenPasswordIsEmpty_andClickOnLoginButton_shouldDisplayDialog() {
  testEmptyFieldState(R.id.login_username);
}

@Test
public void whenUserNameIsEmpty_andClickOnLoginButton_shouldDisplayDialog() {
  testEmptyFieldState(R.id.login_password);
}

heitorcolangelo

@Test
public void whenPasswordIsEmpty_andClickOnLoginButton_shouldDisplayDialog() {
  onView(withId(R.id.login_username)).perform(typeText("admin"));
  onView(withId(R.id.login_button)).perform(click());
  onView(withText(R.string.validation_message)).check(matches(isDisplayed()));
  onView(withText(R.string.ok)).perform(click());
}

@Test
public void whenUserNameIsEmpty_andClickOnLoginButton_shouldDisplayDialog() {

heitorcolangelo

@Test
public void whenAnyEditTextIsEmpty_andClickOnLoginButton_shouldDisplayDialog() {
  onView(withId(R.id.login_username)).perform(typeText("admin"));
  onView(withId(R.id.login_button)).perform(click());
  onView(withText(R.string.validation_message)).check(matches(isDisplayed()));
  onView(withText(R.string.ok)).perform(click());

  onView(withId(R.id.login_username)).perform(clearText());
  onView(withId(R.id.login_password)).perform(typeText("pass123"));
  onView(withId(R.id.login_button)).perform(click());

heitorcolangelo

@Test
public void whenActivityIsLaunched_shouldDisplayInitialState() {
  onView(withId(R.id.login_image)).check(matches(isDisplayed()));
  onView(withId(R.id.login_username)).check(matches(isDisplayed()));
  onView(withId(R.id.login_password)).check(matches(isDisplayed()));
  onView(withId(R.id.login_button)).check(matches(isDisplayed()));
}

heitorcolangelo

@RunWith(AndroidJUnit4.class)
public class LoginActivityTest {

  @Rule
  public ActivityTestRule<LoginActivity>
      mActivityRule = new ActivityTestRule<>(LoginActivity.class, false, true);
}

heitorcolangelo

/*
 * Copyright 2014 Julian Shen
 *
 * 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