@UiThreadTest
public void testMakeTweet() {
LonelyTwitterActivity lta = (LonelyTwitterActivity) getActivity();
int oldLength = lta.getAdapter().getCount();
makeTweet("test string");
ArrayAdapter<Tweet> arrayAdapter = lta.getAdapter();
assertEquals(oldLength + 1, arrayAdapter.getCount());
assertTrue(
"Did you add a Tweet object?",
arrayAdapter.getItem(arrayAdapter.getCount() - 1) instanceof Tweet);
Tweet tweet = arrayAdapter.getItem(arrayAdapter.getCount() - 1);
assertEquals("This is not the text we expected!", tweet.getMessage(), "test string");
}
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
tweetList = new ArrayList<Tweet>();
Tweet importantTweet = new ImportantTweet("");
try {
importantTweet.setTweet("Hah!"); // controller
tweetList.add(importantTweet);
} catch (IllegalArgumentException e) {
throw new RuntimeException(e);
}
super.onCreate(savedInstanceState);
setContentView(R.layout.main); // view
bodyText = (EditText) findViewById(R.id.body); // model
saveButton = (Button) findViewById(R.id.save);
oldTweetsList = (ListView) findViewById(R.id.oldTweetsList); // view
saveButton.setOnClickListener(
new View.OnClickListener() {
public void onClick(View v) {
setResult(RESULT_OK); // model
String text = bodyText.getText().toString(); // model
saveInFile(text, new Date(System.currentTimeMillis())); // controller
finish(); // controller
}
});
oldTweetsList.setOnItemClickListener(
new AdapterView.OnItemClickListener() {
public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
Intent i = new Intent(LonelyTwitterActivity.this, EditTweetActivity.class);
startActivity(i);
}
});
}
public void testEditTweet() throws Exception {
// When you call getActivity() android will start up the app and the activity
Activity myActivity = getActivity();
LonelyTwitterActivity activity = (LonelyTwitterActivity) myActivity;
// Reset the app to known state
activity.getTweets().clear();
// Add a tweet using UI
bodyText = activity.getBodyText();
activity.runOnUiThread(
new Runnable() {
public void run() {
bodyText.setText("So Lonely");
}
});
getInstrumentation().waitForIdleSync();
// Activate OnClickListener
saveButton = activity.getSaveButton();
activity.runOnUiThread(
new Runnable() {
public void run() {
saveButton.performClick();
}
});
getInstrumentation().waitForIdleSync();
// Make sure the tweet was actually saved
oldTweetsList = activity.getOldTweetsList();
Tweet tweet = (Tweet) oldTweetsList.getItemAtPosition(0);
assertEquals("So Lonely", tweet.getText());
// Ensure the Tweet Editor activity has begun
// https://developer.android.com/training/activity-testing/activity-functional-testing.html
// Set up an ActivityMonitor
Instrumentation.ActivityMonitor receiverActivityMonitor =
getInstrumentation().addMonitor(EditTweetActivity.class.getName(), null, false);
// Validate that ReceiverActivity is started
// They Clicked Here
// -----------------
// Click on The Tweet To Edit
activity.runOnUiThread(
new Runnable() {
public void run() {
View v = oldTweetsList.getChildAt(0);
oldTweetsList.performItemClick(v, 0, v.getId());
}
});
getInstrumentation().waitForIdleSync();
// -----------------
EditTweetActivity receiverActivity =
(EditTweetActivity) receiverActivityMonitor.waitForActivityWithTimeout(1000);
assertNotNull("EditTweetActivity is null", receiverActivity);
assertEquals(
"Monitor for ReceiverActivity has not been called", 1, receiverActivityMonitor.getHits());
assertEquals("Activity is of wrong type", EditTweetActivity.class, receiverActivity.getClass());
// Remove the ActivityMonitor
getInstrumentation().removeMonitor(receiverActivityMonitor);
// test that the editor starts up with the right tweet
textbox = receiverActivity.getTextbox();
String text = textbox.getText().toString();
assertEquals("So Lonely", text);
// test that it can be edited
activity.runOnUiThread(
new Runnable() {
public void run() {
textbox.performClick();
textbox.append("!");
}
});
getInstrumentation().waitForIdleSync();
text = textbox.getText().toString();
assertEquals("So Lonely!", text);
// test that we can push a save button for that tweet
saveEdit = receiverActivity.getSaveEdit();
activity.runOnUiThread(
new Runnable() {
public void run() {
saveEdit.performClick();
}
});
getInstrumentation().waitForIdleSync();
// test that the new modified tweet was saved
myActivity = getActivity();
activity = (LonelyTwitterActivity) myActivity;
assertEquals("So Lonely!", activity.getTweets().get(0).getText());
// test that the new modified tweet is displayed on previous activity
assertEquals("So Lonely!", activity.getTweets().get(0).getText());
// Clean up all activities at the end of the test
receiverActivity.finish();
activity.finish();
}
/**
* Compares the tweet objects
*
* @param o A tweet object
* @return -1 for < than, 0 for equal, 1 for greater **I think
*/
public int compareTo(Tweet o) {
return getDate().compareTo(o.getDate());
}
