From 4d6bb278f0213db2696448f03c58d5cd5aa0d6bb Mon Sep 17 00:00:00 2001
From: jakaria08 <jakaria.rabbi@live.com>
Date: Wed, 4 May 2022 13:55:48 +0600
Subject: [PATCH 1/8] new branch for unit tests

---
 .idea/gradle.xml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.idea/gradle.xml b/.idea/gradle.xml
index 4e3844e8..526b4c25 100644
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="GradleMigrationSettings" migrationVersion="1" />
   <component name="GradleSettings">
     <option name="linkedExternalProjectsSettings">
       <GradleProjectSettings>

From c2f0fa3426c3f954d1b3af4061f695efa11edd9a Mon Sep 17 00:00:00 2001
From: jakaria08 <jakaria.rabbi@live.com>
Date: Wed, 18 May 2022 00:41:52 +0600
Subject: [PATCH 2/8] new branch

---
 .../main/java/com/example/citylist/City.java  |  9 +++-
 .../java/com/example/citylist/CityList.java   | 35 +++++++++++++
 .../com/example/citylist/CityListTest.java    | 52 +++++++++++++++++++
 3 files changed, 94 insertions(+), 2 deletions(-)
 create mode 100644 app/src/main/java/com/example/citylist/CityList.java
 create mode 100644 app/src/test/java/com/example/citylist/CityListTest.java

diff --git a/app/src/main/java/com/example/citylist/City.java b/app/src/main/java/com/example/citylist/City.java
index 4bec61ac..8615fe3b 100644
--- a/app/src/main/java/com/example/citylist/City.java
+++ b/app/src/main/java/com/example/citylist/City.java
@@ -1,6 +1,6 @@
 package com.example.citylist;
 
-public class City {
+public class City implements Comparable<City>{
     private String city;
     private String province;
 
@@ -16,4 +16,9 @@ String getCityName(){
     String getProvinceName(){
         return this.province;
     }
-}
+
+    @Override
+    public int compareTo(City city) {
+        return this.city.compareTo(city.getCityName());
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/example/citylist/CityList.java b/app/src/main/java/com/example/citylist/CityList.java
new file mode 100644
index 00000000..c3cc4466
--- /dev/null
+++ b/app/src/main/java/com/example/citylist/CityList.java
@@ -0,0 +1,35 @@
+package com.example.citylist;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+/**
+ * This is a class that keeps track of a list of city objects
+ */
+public class CityList {
+    private List<City> cities = new ArrayList<>();
+
+    /**
+     * This adds a city to the list if that city does not exist
+     * @param city
+     *      This is the city to add
+     */
+    public void add(City city) {
+        if (cities.contains(city)) {
+            throw new IllegalArgumentException();
+        }
+        cities.add(city);
+    }
+
+    /**
+     * This returns a sorted list of cities
+     * @return
+     *      Return the sorted list of cities
+     */
+    public List<City> getCities() {
+        List<City> cityList = cities;
+        Collections.sort(cityList);
+        return cityList;
+    }
+}
diff --git a/app/src/test/java/com/example/citylist/CityListTest.java b/app/src/test/java/com/example/citylist/CityListTest.java
new file mode 100644
index 00000000..aa8ebe85
--- /dev/null
+++ b/app/src/test/java/com/example/citylist/CityListTest.java
@@ -0,0 +1,52 @@
+package com.example.citylist;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+public class CityListTest {
+    private CityList mockCityList() {
+        CityList cityList = new CityList();
+        cityList.add(mockCity());
+        return cityList;
+    }
+
+    private City mockCity() {
+        return new City("Edmonton", "AB");
+    }
+
+    @Test
+    public void testAdd() {
+        CityList cityList = mockCityList();
+        assertEquals(1, cityList.getCities().size());
+
+        City city = new City("Regina", "SK");
+        cityList.add(city);
+
+        assertEquals(2, cityList.getCities().size());
+        assertTrue(cityList.getCities().contains(city));
+    }
+
+    @Test
+    public void testAddException() {
+        CityList cityList = new CityList();
+        City city = mockCity();
+        cityList.add(city);
+
+        assertThrows(IllegalArgumentException.class, () -> {
+            cityList.add(city);
+        });
+    }
+
+    @Test
+    public void testGetCities() {
+        CityList cityList = mockCityList();
+        assertEquals(0, mockCity().compareTo(cityList.getCities().get(0)));
+
+        City city = new City("Charlottetown", "Prince Edward Island");
+        cityList.add(city);
+
+        assertEquals(0, city.compareTo(cityList.getCities().get(0)));
+        assertEquals(0, mockCity().compareTo(cityList.getCities().get(1)));
+    }
+}

From 057eec66a75aafa6afd071a168e5bbddebd690fe Mon Sep 17 00:00:00 2001
From: jakaria08 <jakaria.rabbi@live.com>
Date: Fri, 20 May 2022 20:12:06 +0600
Subject: [PATCH 3/8] running ui app

---
 .../java/com/example/citylist/CustomList.java | 44 ---------------
 .../com/example/citylist/MainActivity.java    | 53 +++++++++++++-----
 app/src/main/res/layout/activity_main.xml     | 54 +++++++++++++++++--
 app/src/main/res/layout/content.xml           | 29 +++-------
 4 files changed, 96 insertions(+), 84 deletions(-)
 delete mode 100644 app/src/main/java/com/example/citylist/CustomList.java

diff --git a/app/src/main/java/com/example/citylist/CustomList.java b/app/src/main/java/com/example/citylist/CustomList.java
deleted file mode 100644
index 915c1bf8..00000000
--- a/app/src/main/java/com/example/citylist/CustomList.java
+++ /dev/null
@@ -1,44 +0,0 @@
-package com.example.citylist;
-
-import android.content.Context;
-import android.view.LayoutInflater;
-import android.view.View;
-import android.view.ViewGroup;
-import android.widget.ArrayAdapter;
-import android.widget.TextView;
-
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-
-import java.util.ArrayList;
-
-public class CustomList extends ArrayAdapter<City> {
-
-    private ArrayList<City> cities;
-    private Context context;
-
-    public CustomList(Context context, ArrayList<City> cities){
-        super(context, 0, cities);
-        this.cities = cities;
-        this.context = context;
-    }
-    @NonNull
-    @Override
-    public View getView(int position, @Nullable View convertView, @NonNull ViewGroup parent){
-        View view = convertView;
-
-        if(view == null){
-            view = LayoutInflater.from(context).inflate(R.layout.content, parent, false);
-        }
-
-        City city = cities.get(position);
-
-        TextView cityName = view.findViewById(R.id.city_text);
-        TextView provinceName = view.findViewById(R.id.province_text);
-
-        cityName.setText(city.getCityName());
-        provinceName.setText(city.getProvinceName());
-
-        return view;
-    }
-}
diff --git a/app/src/main/java/com/example/citylist/MainActivity.java b/app/src/main/java/com/example/citylist/MainActivity.java
index 898aa6ec..c11dac5b 100644
--- a/app/src/main/java/com/example/citylist/MainActivity.java
+++ b/app/src/main/java/com/example/citylist/MainActivity.java
@@ -2,36 +2,61 @@
 
 import androidx.appcompat.app.AppCompatActivity;
 import android.os.Bundle;
+import android.view.View;
 import android.widget.ArrayAdapter;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.LinearLayout;
 import android.widget.ListView;
-
 import java.util.ArrayList;
-import java.util.Arrays;
 
 public class MainActivity extends AppCompatActivity {
 
     // Declare the variables so that you will be able to reference it later.
     ListView cityList;
-    ArrayAdapter<City> cityAdapter;
-    ArrayList<City> cityDataList;
+    EditText newName;
+    LinearLayout nameField;
+    ArrayAdapter<String> cityAdapter;
+    ArrayList<String> dataList;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
 
-        cityList = findViewById(R.id.city_list);
+        nameField = findViewById(R.id.field_nameEntry);
+        newName  = findViewById(R.id.editText_name);
 
-        String cities[] = {"Edmonton", "Vancouver", "Toronto", "Calgary", "Hamilton", "Waterloo" };
-        String provinces[] = {"AB", "BC", "ON", "AB", "ON", "ON"};
+        cityList = findViewById(R.id.city_list);
+        dataList = new ArrayList<>();
+        cityAdapter = new ArrayAdapter<>(this, R.layout.content, dataList);
+        cityList.setAdapter(cityAdapter);
 
-        cityDataList = new ArrayList<>();
+        final Button addButton = findViewById(R.id.button_add);
+        addButton.setOnClickListener(new View.OnClickListener() {
+            public void onClick(View v) {
+                nameField.setVisibility(View.VISIBLE);
+            }
+        });
+
+        final Button confirmButton = findViewById(R.id.button_confirm);
+        confirmButton.setOnClickListener(new View.OnClickListener() {
+            public void onClick(View v) {
+                String cityName = newName.getText().toString();
+                cityAdapter.add(cityName);
+                newName.getText().clear();
+                nameField.setVisibility(View.INVISIBLE);
+            }
+        });
+
+        final Button deleteButton = findViewById(R.id.button_clear);
+        deleteButton.setOnClickListener(new View.OnClickListener() {
+            public void onClick(View v) {
+                cityAdapter.clear();
+            }
+        });
 
-        for(int i=0; i<cities.length; i++){
-            cityDataList.add(new City(cities[i], provinces[i]));
-        }
+    }
 
-        cityAdapter = new CustomList(this, cityDataList);
 
-        cityList.setAdapter(cityAdapter);
-    }
 }
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 2af50fa9..8ba873cd 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -2,16 +2,64 @@
 <LinearLayout
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
+    android:orientation="vertical"
     tools:context=".MainActivity">
 
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal">
+
+        <Button
+            android:id="@+id/button_add"
+            android:layout_width="180dp"
+            android:layout_height="wrap_content"
+            android:text="ADD CITY" />
+
+        <Button
+            android:id="@+id/button_clear"
+            android:layout_width="180dp"
+            android:layout_height="wrap_content"
+            android:text="ClEAR ALL" />
+    </LinearLayout>
+
     <ListView
         android:id="@+id/city_list"
         android:layout_width="match_parent"
-        android:layout_height="match_parent">
+        android:layout_height="wrap_content"
+        android:choiceMode="singleChoice"
+        android:listSelector="#999999">
 
     </ListView>
 
-  </LinearLayout>
\ No newline at end of file
+    <LinearLayout
+        android:id="@+id/field_nameEntry"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="horizontal"
+        android:gravity="bottom"
+        android:visibility="invisible">
+
+        <EditText
+            android:id="@+id/editText_name"
+            style="@style/Widget.AppCompat.EditText"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:ems="10"
+            android:hint="City Name"
+            android:inputType="textCapWords"
+            android:textColor="#000000" />
+
+        <Button
+            android:id="@+id/button_confirm"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:text="CONFIRM" />
+
+    </LinearLayout>
+
+</LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/content.xml b/app/src/main/res/layout/content.xml
index 9ac3bbdd..08b6f29c 100644
--- a/app/src/main/res/layout/content.xml
+++ b/app/src/main/res/layout/content.xml
@@ -1,27 +1,10 @@
 <?xml version="1.0" encoding="utf-8"?>
-
-<LinearLayout
-    xmlns:android="http://schemas.android.com/apk/res/android"
+<TextView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/content_view"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:orientation="horizontal">
-
-    <TextView
-        android:id="@+id/city_text"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:padding="20dp"
-        android:text="City"
-        android:textSize="30sp">
-    </TextView>
-
-    <TextView
-        android:id="@+id/province_text"
-        android:layout_width="wrap_content"
-        android:layout_height="wrap_content"
-        android:layout_marginLeft="20dp"
-        android:text="Province"
-        android:textSize="30sp">
-    </TextView>
+    android:padding="20dp"
+    android:text="sidsjoidfsoijfoisdjf"
+    android:textSize="40sp">
 
-</LinearLayout>
\ No newline at end of file
+</TextView>
\ No newline at end of file

From 2642a0787882a7082ef40415521ff74de67598ae Mon Sep 17 00:00:00 2001
From: jakaria08 <jakaria.rabbi@live.com>
Date: Fri, 20 May 2022 22:36:39 +0600
Subject: [PATCH 4/8] running ui app with test no error

---
 app/build.gradle                              |  2 ++
 .../example/citylist/MainActivityTest.java    | 28 +++++++++++++++++++
 2 files changed, 30 insertions(+)
 create mode 100644 app/src/androidTest/java/com/example/citylist/MainActivityTest.java

diff --git a/app/build.gradle b/app/build.gradle
index f6c5007c..adf23fde 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -35,4 +35,6 @@ dependencies {
     testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'androidx.test.ext:junit:1.1.3'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
+    androidTestImplementation 'androidx.test:runner:1.4.0'
+    androidTestImplementation 'androidx.test:rules:1.4.0'
 }
\ No newline at end of file
diff --git a/app/src/androidTest/java/com/example/citylist/MainActivityTest.java b/app/src/androidTest/java/com/example/citylist/MainActivityTest.java
new file mode 100644
index 00000000..45e67e84
--- /dev/null
+++ b/app/src/androidTest/java/com/example/citylist/MainActivityTest.java
@@ -0,0 +1,28 @@
+package com.example.citylist;
+
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+
+import androidx.test.ext.junit.rules.ActivityScenarioRule;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+import androidx.test.filters.LargeTest;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+@RunWith(AndroidJUnit4.class)
+@LargeTest
+public class MainActivityTest {
+
+    @Rule
+    public ActivityScenarioRule<MainActivity> activityRule =
+            new ActivityScenarioRule<>(MainActivity.class);
+
+    @Test
+    public void listGoesOverTheFold() {
+        onView(withText("Hello world!")).check(matches(isDisplayed()));
+    }
+}

From 706f68fd4618eef43f6432e0f837d6e30a9d15af Mon Sep 17 00:00:00 2001
From: jakaria08 <jakaria.rabbi@live.com>
Date: Fri, 20 May 2022 22:43:22 +0600
Subject: [PATCH 5/8] running ui app with test no error

---
 .../androidTest/java/com/example/citylist/MainActivityTest.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/src/androidTest/java/com/example/citylist/MainActivityTest.java b/app/src/androidTest/java/com/example/citylist/MainActivityTest.java
index 45e67e84..714fe7f5 100644
--- a/app/src/androidTest/java/com/example/citylist/MainActivityTest.java
+++ b/app/src/androidTest/java/com/example/citylist/MainActivityTest.java
@@ -23,6 +23,6 @@ public class MainActivityTest {
 
     @Test
     public void listGoesOverTheFold() {
-        onView(withText("Hello world!")).check(matches(isDisplayed()));
+        onView(withText("CityList")).check(matches(isDisplayed()));
     }
 }

From 35baec3f477050d9857efed1edad12163ed3b659 Mon Sep 17 00:00:00 2001
From: jakaria08 <jakaria.rabbi@live.com>
Date: Sat, 21 May 2022 00:39:37 +0600
Subject: [PATCH 6/8] running ui app with running ui tests - ok for the lab-3

---
 .../example/citylist/MainActivityTest.java    | 46 ++++++++++++++++++-
 app/src/main/res/layout/content.xml           |  2 +-
 2 files changed, 45 insertions(+), 3 deletions(-)

diff --git a/app/src/androidTest/java/com/example/citylist/MainActivityTest.java b/app/src/androidTest/java/com/example/citylist/MainActivityTest.java
index 714fe7f5..6f2fb053 100644
--- a/app/src/androidTest/java/com/example/citylist/MainActivityTest.java
+++ b/app/src/androidTest/java/com/example/citylist/MainActivityTest.java
@@ -1,10 +1,19 @@
 package com.example.citylist;
 
+import static androidx.test.espresso.Espresso.onData;
+import static androidx.test.espresso.action.ViewActions.click;
+import static androidx.test.espresso.action.ViewActions.typeTextIntoFocusedView;
+import static androidx.test.espresso.assertion.ViewAssertions.doesNotExist;
 import static androidx.test.espresso.assertion.ViewAssertions.matches;
 import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.withId;
 import static androidx.test.espresso.matcher.ViewMatchers.withText;
 import static androidx.test.espresso.Espresso.onView;
 
+import static org.hamcrest.CoreMatchers.anything;
+import static org.hamcrest.CoreMatchers.not;
+
+import androidx.test.espresso.action.ViewActions;
 import androidx.test.ext.junit.rules.ActivityScenarioRule;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 import androidx.test.filters.LargeTest;
@@ -22,7 +31,40 @@ public class MainActivityTest {
             new ActivityScenarioRule<>(MainActivity.class);
 
     @Test
-    public void listGoesOverTheFold() {
-        onView(withText("CityList")).check(matches(isDisplayed()));
+    public void testAppName() {
+        onView(withText("CityList")).check(matches(isDisplayed())); //Check the name on the screen
+    }
+
+    @Test
+    public void testAddCity(){
+        onView(withId(R.id.button_add)).perform(click()); //Click add button to add a city to the list
+        onView(withId(R.id.editText_name)).perform(ViewActions.typeText("Edmonton")); //Type a city name
+        onView(withId(R.id.button_confirm)).perform(click()); //Confirm the city name and add to the list
+        onView(withText("Edmonton")).check(matches(isDisplayed())); //Check the name on the screen
+    }
+
+    @Test
+    public void testClearCity(){
+        onView(withId(R.id.button_add)).perform(click()); //Click add button to add a city to the list
+        onView(withId(R.id.editText_name)).perform(ViewActions.typeText("Edmonton")); //Type a city name
+        onView(withId(R.id.button_confirm)).perform(click()); //Confirm the city name and add to the list
+        //Add another city to the list
+        onView(withId(R.id.button_add)).perform(click()); //Click add button to add a city to the list
+        onView(withId(R.id.editText_name)).perform(ViewActions.typeText("Toronto")); //Type a city name
+        onView(withId(R.id.button_confirm)).perform(click()); //Confirm the city name and add to the list
+        //Clear the list
+        onView(withId(R.id.button_clear)).perform(click());
+        onView(withText("Edmonton")).check(doesNotExist());
+
+    }
+    @Test
+    public void testListView(){
+        onView(withId(R.id.button_add)).perform(click()); //Click add button to add a city to the list
+        onView(withId(R.id.editText_name)).perform(ViewActions.typeText("Edmonton")); //Type a city name
+        onView(withId(R.id.button_confirm)).perform(click()); //Confirm the city name and add to the list
+
+        onData(anything()).inAdapterView(withId(R.id.city_list)).atPosition(0).
+                check(matches((withText("Edmonton")))); //Check the content on the list - no content in this case
     }
+    
 }
diff --git a/app/src/main/res/layout/content.xml b/app/src/main/res/layout/content.xml
index 08b6f29c..aa747ed0 100644
--- a/app/src/main/res/layout/content.xml
+++ b/app/src/main/res/layout/content.xml
@@ -4,7 +4,7 @@
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
     android:padding="20dp"
-    android:text="sidsjoidfsoijfoisdjf"
+    android:text="test"
     android:textSize="40sp">
 
 </TextView>
\ No newline at end of file

From 80a093d717c9f4b48c7c07af58f30251c9983d46 Mon Sep 17 00:00:00 2001
From: jakaria08 <jakaria.rabbi@live.com>
Date: Sat, 21 May 2022 00:48:45 +0600
Subject: [PATCH 7/8] running ui app with running ui tests - ok for the
 lab-3-and-HW

---
 .../com/example/citylist/MainActivityTest.java    | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/app/src/androidTest/java/com/example/citylist/MainActivityTest.java b/app/src/androidTest/java/com/example/citylist/MainActivityTest.java
index 6f2fb053..b0de145a 100644
--- a/app/src/androidTest/java/com/example/citylist/MainActivityTest.java
+++ b/app/src/androidTest/java/com/example/citylist/MainActivityTest.java
@@ -2,7 +2,6 @@
 
 import static androidx.test.espresso.Espresso.onData;
 import static androidx.test.espresso.action.ViewActions.click;
-import static androidx.test.espresso.action.ViewActions.typeTextIntoFocusedView;
 import static androidx.test.espresso.assertion.ViewAssertions.doesNotExist;
 import static androidx.test.espresso.assertion.ViewAssertions.matches;
 import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
@@ -11,8 +10,8 @@
 import static androidx.test.espresso.Espresso.onView;
 
 import static org.hamcrest.CoreMatchers.anything;
-import static org.hamcrest.CoreMatchers.not;
 
+import androidx.test.espresso.Espresso;
 import androidx.test.espresso.action.ViewActions;
 import androidx.test.ext.junit.rules.ActivityScenarioRule;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
@@ -66,5 +65,15 @@ public void testListView(){
         onData(anything()).inAdapterView(withId(R.id.city_list)).atPosition(0).
                 check(matches((withText("Edmonton")))); //Check the content on the list - no content in this case
     }
-    
+
+    @Test
+    public void testListViewClickAndBack(){
+        onView(withId(R.id.button_add)).perform(click()); //Click add button to add a city to the list
+        onView(withId(R.id.editText_name)).perform(ViewActions.typeText("Edmonton")); //Type a city name
+        onView(withId(R.id.button_confirm)).perform(click()); //Confirm the city name and add to the list
+
+        onData(anything()).inAdapterView(withId(R.id.city_list)).atPosition(0).perform(click()); //Check the content on the list - no content in this case
+        Espresso.pressBack();
+    }
+
 }

From 88d855dc67688a00ac925f63f52c9f06524a4802 Mon Sep 17 00:00:00 2001
From: jakaria08 <jakaria.rabbi@live.com>
Date: Sat, 21 May 2022 00:49:47 +0600
Subject: [PATCH 8/8] running ui app with running ui tests - ok for the
 lab-3-and-Assignment

---
 .../androidTest/java/com/example/citylist/MainActivityTest.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/src/androidTest/java/com/example/citylist/MainActivityTest.java b/app/src/androidTest/java/com/example/citylist/MainActivityTest.java
index b0de145a..138b71be 100644
--- a/app/src/androidTest/java/com/example/citylist/MainActivityTest.java
+++ b/app/src/androidTest/java/com/example/citylist/MainActivityTest.java
@@ -73,7 +73,7 @@ public void testListViewClickAndBack(){
         onView(withId(R.id.button_confirm)).perform(click()); //Confirm the city name and add to the list
 
         onData(anything()).inAdapterView(withId(R.id.city_list)).atPosition(0).perform(click()); //Check the content on the list - no content in this case
-        Espresso.pressBack();
+        Espresso.pressBack(); //Back button
     }
 
 }