Added tests for settings

app/build.gradle

@@ -78,6 +78,7 @@ dependencies {
     androidTestImplementation 'androidx.test.ext:junit:1.1.1'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
     androidTestImplementation 'androidx.test.espresso:espresso-intents:3.2.0'
+    androidTestImplementation 'com.android.support.test.espresso:espresso-contrib:3.0.2'
 
 }
 

app/src/androidTest/java/com/h/pixeldroid/SettingsTest.kt

@@ -0,0 +1,55 @@
+package com.h.pixeldroid
+
+import android.view.Gravity
+import androidx.test.espresso.Espresso.onView
+import androidx.test.espresso.ViewAction
+import androidx.test.espresso.action.CoordinatesProvider
+import androidx.test.espresso.action.GeneralClickAction
+import androidx.test.espresso.action.Press
+import androidx.test.espresso.action.Tap
+import androidx.test.espresso.assertion.ViewAssertions.matches
+import androidx.test.espresso.contrib.DrawerActions
+import androidx.test.espresso.contrib.DrawerMatchers.isClosed
+import androidx.test.espresso.contrib.NavigationViewActions
+import androidx.test.espresso.matcher.ViewMatchers.*
+import androidx.test.ext.junit.rules.ActivityScenarioRule
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import org.junit.Rule
+import org.junit.Test
+import org.junit.runner.RunWith
+
+
+@RunWith(AndroidJUnit4::class)
+class SettingsTest {
+    @get:Rule
+    var activityRule: ActivityScenarioRule<MainActivity>
+            = ActivityScenarioRule(MainActivity::class.java)
+
+    @Test
+    fun testDrawerSettingsButton() {
+        // Open Drawer to click on navigation.
+        onView(withId(R.id.drawer_layout))
+            .check(matches(isClosed(Gravity.LEFT))) // Left Drawer should be closed.
+            .perform(DrawerActions.open()); // Open Drawer
+
+        // Start the screen of your activity.
+        onView(withId(R.id.nav_view)).perform(NavigationViewActions.navigateTo(R.id.nav_settings))
+
+        // Check that settings activity was opened.
+        onView(withText(R.string.signature_title)).check(matches(isDisplayed()))
+    }
+
+    @Test
+    fun testDrawerProfileButton() {
+        // Open Drawer to click on navigation.
+        onView(withId(R.id.drawer_layout))
+            .check(matches(isClosed(Gravity.LEFT))) // Left Drawer should be closed.
+            .perform(DrawerActions.open()); // Open Drawer
+
+        // Start the screen of your activity.
+        onView(withId(R.id.nav_view)).perform(NavigationViewActions.navigateTo(R.id.nav_account))
+
+        // Check that profile activity was opened.
+        onView(withId(R.id.posts)).check(matches(withText("Posts")))
+    }
+}

app/src/main/java/com/h/pixeldroid/MainActivity.kt

@@ -50,7 +50,7 @@ class MainActivity : AppCompatActivity(), NavigationView.OnNavigationItemSelecte
     }
 
     /*
-    Launches the given fragment and put it as the current "activity"
+    Launches the given activity and put it as the current one
      */
     private fun launchActivity(activity: AppCompatActivity) {
         val intent = Intent(this, activity::class.java)
@@ -58,7 +58,7 @@ class MainActivity : AppCompatActivity(), NavigationView.OnNavigationItemSelecte
     }
 
     /*
-    Makes it possible to drag the settings menu from the left
+    Closes the drawer if we are clicking behind it
      */
     override fun onBackPressed() {
         if(drawerLayout.isDrawerOpen(GravityCompat.START)){