[Demonstration 1]

[Buggy Method]
@Override
public void onClick(View v) {
    Intent i = new Intent(MainActivity.this, CameraActivity.class);
    startActivity(i);
}

[Buggy Hunk]
Intent i = new Intent(MainActivity.this, CameraActivity.class);

[Patch]
Intent i = new Intent(MainActivity.this, AnswerActivity.class);

[Demonstration 2]

[Buggy Method]
@Before
public void setUp() throws Exception {
    longWeapon = LongWeapon.create("方天画戟", 5, 0, Toxic.create(3, 2, 1.0f));
}

[Buggy Hunk]
longWeapon = LongWeapon.create("方天画戟", 5, 0, Toxic.create(3, 2, 1.0f));

[Patch]
shortWeapon = ShortWeapon.create("青釭剑", 5, Toxic.create(3, 2, 1.0f));

[Demonstration 3]

[Buggy Method]
@Before
public void setUp() throws Exception {
    Context context = InstrumentationRegistry.getTargetContext();
    context.deleteDatabase(DBHandler.DATABASE_NAME);
    dbh = new DBHandler(context);
    dbe = new DBEntry(context);
    dba = new DBAddress(context);
    dbp = new DBPicture(context);
}

[Buggy Hunk]
Context context = InstrumentationRegistry.getTargetContext();

[Patch]
context = InstrumentationRegistry.getTargetContext();