Project setup for Android Espresso tests

app/build.gradle

@@ -34,11 +34,16 @@ repositories {
 
 dependencies {
         compile files('libs/Netconfdroid-1.0-SNAPSHOT.jar')
-        compile 'com.android.support:support-v4:21.0.3'
+        compile 'com.android.support:support-v4:23.1.1'
         compile 'org.achartengine:achartengine:1.2.0'
         compile 'ch.ethz.ganymed:ganymed-ssh2:262'
         compile 'com.splunk.mint:mint:4.0.6'
         compile 'com.jakewharton:butterknife:6.1.0'
+
+        androidTestCompile 'com.android.support:support-v4:23.1.1'
+        androidTestCompile 'com.android.support.test:runner:0.4.1'
+        androidTestCompile 'com.android.support.test:rules:0.4.1'
+        androidTestCompile 'com.android.support.test.espresso:espresso-core:2.2.2'
 }
 
 ext {
@@ -85,6 +90,8 @@ android {
 
         buildConfigField 'String', 'APPLICATION_FULL_NAME', "\"${appName}\"";
         buildConfigField 'String', 'BUG_SENSE_ID', project.hasProperty('RTOP_BUG_SENSE_ID') ? "\"${RTOP_BUG_SENSE_ID}\"" : "null"
+
+        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
 
     buildTypes {

app/src/androidTest/java/cz/nic/rtop/activities/EntryActivityTest.java

+/*
+ * Copyright (C) 2016 CZ.NIC, z.s.p.o. <rtop@labs.nic.cz>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package cz.nic.rtop.activities;
+
+import android.support.test.rule.ActivityTestRule;
+import android.support.test.runner.AndroidJUnit4;
+
+import org.junit.Rule;
+import org.junit.Test;
+
+import cz.nic.rtop.R;
+
+import static android.support.test.espresso.Espresso.onView;
+import static android.support.test.espresso.action.ViewActions.click;
+import static android.support.test.espresso.assertion.ViewAssertions.matches;
+import static android.support.test.espresso.matcher.ViewMatchers.withId;
+import static android.support.test.espresso.matcher.ViewMatchers.withText;
+
+
+@org.junit.runner.RunWith(AndroidJUnit4.class)
+public class EntryActivityTest {
+
+    @Rule
+    public ActivityTestRule<EntryActivity> mActivityRule = new ActivityTestRule<>(EntryActivity.class);
+
+    @Test
+    public void changeText_sameActivity() {
+        onView(withId(R.id.entry_act_detect_ip_btn)).perform(click());
+        onView(withId(R.id.ipaddress_edittext)).check(matches(withText("192.168.1.1")));
+    }
+}