Running unit tests with Robolectric instead of starting up emulator every time

OlympusServices/app/src/test/java/com/uottawa/olympus/olympusservices/DBUnitTest.java

@@ -0,0 +1,83 @@
+package com.uottawa.olympus.olympusservices;
+
+import android.content.Context;
+import android.database.DatabaseUtils;
+import android.database.sqlite.SQLiteDatabase;
+
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+
+import static org.junit.Assert.*;
+
+@RunWith(RobolectricTestRunner.class)
+@Config(packageName = "com.uottawa.olympus.olympusservices")
+public class DBUnitTest {
+    private DBHelper dbHelper = new DBHelper(RuntimeEnvironment.application);
+
+    @Test
+    public void testAddAndDeleteUser(){
+        UserType originalUser, dbUser;
+        boolean deleted;
+
+        originalUser = new Admin();
+        dbHelper.addUser(originalUser);
+        dbUser = dbHelper.findUserByUsername("admin");
+
+        assertEquals("Admin", dbUser.getClass().getSimpleName());
+        assertEquals("admin", dbUser.getUsername());
+        assertEquals("admin", dbUser.getPassword());
+        assertEquals("admin", dbUser.getFirstname());
+        assertEquals("admin", dbUser.getLastname());
+
+
+        originalUser = new User("mgarzon", "soccer", "Miguel", "Garzon");
+        dbHelper.addUser(originalUser);
+        dbUser = dbHelper.findUserByUsername("mgarzon");
+
+        assertEquals("User", dbUser.getClass().getSimpleName());
+        assertEquals("mgarzon", dbUser.getUsername());
+        assertEquals("soccer", dbUser.getPassword());
+        assertEquals("Miguel", dbUser.getFirstname());
+        assertEquals("Garzon", dbUser.getLastname());
+
+
+        originalUser = new ServiceProvider("jguzman", "seg2105", "Juan", "Guzman");
+        dbHelper.addUser(originalUser);
+        dbUser = dbHelper.findUserByUsername("jguzman");
+
+        assertEquals("ServiceProvider", dbUser.getClass().getSimpleName());
+        assertEquals("jguzman", dbUser.getUsername());
+        assertEquals("seg2105", dbUser.getPassword());
+        assertEquals("Juan", dbUser.getFirstname());
+        assertEquals("Guzman", dbUser.getLastname());
+
+
+        deleted = dbHelper.deleteUser("admin");
+        assertTrue(deleted);
+
+        deleted = dbHelper.deleteUser("mgarzon");
+        assertTrue(deleted);
+
+        deleted = dbHelper.deleteUser("jguzman");
+        assertTrue(deleted);
+
+    }
+
+
+    @Test
+    public void testAddDuplicateUsers(){
+        boolean added;
+
+        added = dbHelper.addUser(new User("mgarzon", "soccer", "Miguel", "Garzon"));
+        assertTrue(added);
+        added = dbHelper.addUser(new ServiceProvider("mgarzon", "seg2105", "Juan", "Guzman"));
+        assertTrue(!added);
+
+        dbHelper.deleteUser("mgarzon");
+    }
+
+}