diff --git a/fda-container-service/rest-service/src/test/java/at/tuwien/BaseUnitTest.java b/fda-container-service/rest-service/src/test/java/at/tuwien/BaseUnitTest.java
index a55126704a58056dc58df17de66cce64855ff8df..26f526ffa4c9fa239de2909f0d12d954dab0ee33 100644
--- a/fda-container-service/rest-service/src/test/java/at/tuwien/BaseUnitTest.java
+++ b/fda-container-service/rest-service/src/test/java/at/tuwien/BaseUnitTest.java
@@ -86,6 +86,68 @@ public abstract class BaseUnitTest {
             .roles(List.of())
             .build();
 
+    public final static Long IMAGE_1_ID = 1L;
+    public final static String IMAGE_1_REPOSITORY = "mariadb";
+    public final static String IMAGE_1_TAG = "10.5";
+    public final static String IMAGE_1_HASH = "83b40f2726e5";
+    public final static Integer IMAGE_1_PORT = 5432;
+    public final static String IMAGE_1_DIALECT = "org.hibernate.dialect.MariaDBDialect";
+    public final static String IMAGE_1_DRIVER = "org.mariadb.jdbc.Driver";
+    public final static String IMAGE_1_JDBC = "mariadb";
+    public final static Long IMAGE_1_SIZE = 12000L;
+    public final static Instant IMAGE_1_BUILT = Instant.now().minus(40, HOURS);
+    public final static List<ContainerImageEnvironmentItem> IMAGE_1_ENV = List.of(ContainerImageEnvironmentItem.builder()
+                    .iid(IMAGE_1_ID)
+                    .key("MARIADB_USER")
+                    .value("mariadb")
+                    .type(ContainerImageEnvironmentItemType.USERNAME)
+                    .build(),
+            ContainerImageEnvironmentItem.builder()
+                    .iid(IMAGE_1_ID)
+                    .key("MARIADB_PASSWORD")
+                    .value("mariadb")
+                    .type(ContainerImageEnvironmentItemType.PASSWORD)
+                    .build(),
+            ContainerImageEnvironmentItem.builder()
+                    .iid(IMAGE_1_ID)
+                    .key("MARIADB_ROOT_PASSWORD")
+                    .value("mariadb")
+                    .type(ContainerImageEnvironmentItemType.PRIVILEGED_PASSWORD)
+                    .build(),
+            ContainerImageEnvironmentItem.builder()
+                    .iid(IMAGE_1_ID)
+                    .key("UZERNAME")
+                    .value("root")
+                    .type(ContainerImageEnvironmentItemType.PRIVILEGED_USERNAME)
+                    .build());
+
+    public final static List<ImageEnvItemDto> IMAGE_1_ENV_DTO = List.of(ImageEnvItemDto.builder()
+                    .iid(IMAGE_1_ID)
+                    .key("MARIADB_USER")
+                    .value("mariadb")
+                    .type(ImageEnvItemTypeDto.USERNAME)
+                    .build(),
+            ImageEnvItemDto.builder()
+                    .iid(IMAGE_1_ID)
+                    .key("MARIADB_PASSWORD")
+                    .value("mariadb")
+                    .type(ImageEnvItemTypeDto.PASSWORD)
+                    .build());
+
+    public final static ContainerImage IMAGE_1 = ContainerImage.builder()
+            .id(IMAGE_1_ID)
+            .repository(IMAGE_1_REPOSITORY)
+            .tag(IMAGE_1_TAG)
+            .hash(IMAGE_1_HASH)
+            .jdbcMethod(IMAGE_1_JDBC)
+            .dialect(IMAGE_1_DIALECT)
+            .driverClass(IMAGE_1_DRIVER)
+            .compiled(IMAGE_1_BUILT)
+            .size(IMAGE_1_SIZE)
+            .environment(IMAGE_1_ENV)
+            .defaultPort(IMAGE_1_PORT)
+            .build();
+
     public final static Long IMAGE_2_ID = 2L;
     public final static String IMAGE_2_REPOSITORY = "mariadb";
     public final static String IMAGE_2_TAG = "10.5";
@@ -95,7 +157,7 @@ public abstract class BaseUnitTest {
     public final static String IMAGE_2_DRIVER = "org.mariadb.jdbc.Driver";
     public final static String IMAGE_2_JDBC = "mariadb";
     public final static Long IMAGE_2_SIZE = 12000L;
-    public final static Instant IMAGE_2_BUILT = Instant.now().minus(40, HOURS);
+    public final static Instant IMAGE_2_BUILT = Instant.now().minus(38, HOURS);
 
     public final static List<ContainerImageEnvironmentItem> IMAGE_2_ENV = List.of(ContainerImageEnvironmentItem.builder()
                     .iid(IMAGE_2_ID)
@@ -123,13 +185,13 @@ public abstract class BaseUnitTest {
                     .build());
 
     public final static List<ImageEnvItemDto> IMAGE_2_ENV_DTO = List.of(ImageEnvItemDto.builder()
-                    .iid(IMAGE_2_ID)
+                    .iid(IMAGE_1_ID)
                     .key("MARIADB_USER")
                     .value("mariadb")
                     .type(ImageEnvItemTypeDto.USERNAME)
                     .build(),
             ImageEnvItemDto.builder()
-                    .iid(IMAGE_2_ID)
+                    .iid(IMAGE_1_ID)
                     .key("MARIADB_PASSWORD")
                     .value("mariadb")
                     .type(ImageEnvItemTypeDto.PASSWORD)
@@ -161,7 +223,7 @@ public abstract class BaseUnitTest {
             .id(CONTAINER_1_ID)
             .name(CONTAINER_1_NAME)
             .internalName(CONTAINER_1_INTERNALNAME)
-            .image(IMAGE_2)
+            .image(IMAGE_1)
             .hash(CONTAINER_1_HASH)
             .ipAddress(CONTAINER_1_IP)
             .created(CONTAINER_1_CREATED)
@@ -179,7 +241,7 @@ public abstract class BaseUnitTest {
             .id(CONTAINER_2_ID)
             .name(CONTAINER_2_NAME)
             .internalName(CONTAINER_2_INTERNALNAME)
-            .image(IMAGE_2)
+            .image(IMAGE_1)
             .hash(CONTAINER_2_HASH)
             .ipAddress(CONTAINER_2_IP)
             .created(CONTAINER_2_CREATED)
@@ -197,7 +259,7 @@ public abstract class BaseUnitTest {
             .id(CONTAINER_3_ID)
             .name(CONTAINER_3_NAME)
             .internalName(CONTAINER_3_INTERNALNAME)
-            .image(IMAGE_2)
+            .image(IMAGE_1)
             .hash(CONTAINER_3_HASH)
             .ipAddress(CONTAINER_3_IP)
             .created(CONTAINER_3_CREATED)
diff --git a/fda-container-service/rest-service/src/test/java/at/tuwien/service/ContainerServiceIntegrationTest.java b/fda-container-service/rest-service/src/test/java/at/tuwien/service/ContainerServiceIntegrationTest.java
index 77cc63eaa49b93de451a50b9f5578d5449a35013..1c1f89acbf0ad64f7a2fa12f5a36fd1f8c7c079d 100644
--- a/fda-container-service/rest-service/src/test/java/at/tuwien/service/ContainerServiceIntegrationTest.java
+++ b/fda-container-service/rest-service/src/test/java/at/tuwien/service/ContainerServiceIntegrationTest.java
@@ -79,7 +79,7 @@ public class ContainerServiceIntegrationTest extends BaseUnitTest {
 
         /* mock data */
         userRepository.save(USER_1);
-        imageRepository.save(IMAGE_2);
+        imageRepository.save(IMAGE_1);
     }
 
     @AfterEach
@@ -114,8 +114,8 @@ public class ContainerServiceIntegrationTest extends BaseUnitTest {
             throws DockerClientException, ImageNotFoundException, ContainerAlreadyExistsException,
             UserNotFoundException {
         final ContainerCreateRequestDto request = ContainerCreateRequestDto.builder()
-                .repository(IMAGE_2_REPOSITORY)
-                .tag(IMAGE_2_TAG)
+                .repository(IMAGE_1_REPOSITORY)
+                .tag(IMAGE_1_TAG)
                 .name(CONTAINER_1_NAME)
                 .build();
         final Principal principal = new BasicUserPrincipal(USER_1_USERNAME);
diff --git a/fda-container-service/rest-service/src/test/java/at/tuwien/service/ContainerServiceUnitTest.java b/fda-container-service/rest-service/src/test/java/at/tuwien/service/ContainerServiceUnitTest.java
index 15b25f9061a4f3e3e8fc4377409dbea5608d5fa9..7494a4f2e08866b1b696512febc36a9f7fe1a018 100644
--- a/fda-container-service/rest-service/src/test/java/at/tuwien/service/ContainerServiceUnitTest.java
+++ b/fda-container-service/rest-service/src/test/java/at/tuwien/service/ContainerServiceUnitTest.java
@@ -47,6 +47,7 @@ public class ContainerServiceUnitTest extends BaseUnitTest {
     public void beforeEach() {
         /* mock data */
         userRepository.save(USER_1);
+        imageRepository.save(IMAGE_1);
         imageRepository.save(IMAGE_2);
         containerRepository.save(CONTAINER_1);
     }
@@ -55,8 +56,8 @@ public class ContainerServiceUnitTest extends BaseUnitTest {
     public void create_nameExists_fails() {
         final ContainerCreateRequestDto request = ContainerCreateRequestDto.builder()
                 .name(CONTAINER_1_NAME)
-                .repository(IMAGE_2_REPOSITORY)
-                .tag(IMAGE_2_TAG)
+                .repository(IMAGE_1_REPOSITORY)
+                .tag(IMAGE_1_TAG)
                 .build();
         final Principal principal = new BasicUserPrincipal(USER_1_USERNAME);
 
diff --git a/fda-container-service/rest-service/src/test/java/at/tuwien/service/ImageServiceIntegrationTest.java b/fda-container-service/rest-service/src/test/java/at/tuwien/service/ImageServiceIntegrationTest.java
index 0cef37349458d9bb41f92b388fccc38d15d02b79..2f98337c1feccba36706c41b89b2a3e062d1a1b9 100644
--- a/fda-container-service/rest-service/src/test/java/at/tuwien/service/ImageServiceIntegrationTest.java
+++ b/fda-container-service/rest-service/src/test/java/at/tuwien/service/ImageServiceIntegrationTest.java
@@ -3,6 +3,7 @@ package at.tuwien.service;
 import at.tuwien.BaseUnitTest;
 import at.tuwien.api.container.image.ImageCreateDto;
 import at.tuwien.config.ReadyConfig;
+import at.tuwien.entities.container.image.ContainerImage;
 import at.tuwien.exception.*;
 import at.tuwien.repository.jpa.ContainerRepository;
 import at.tuwien.repository.jpa.ImageRepository;
@@ -47,6 +48,7 @@ public class ImageServiceIntegrationTest extends BaseUnitTest {
     @BeforeEach
     public void beforeEach() {
         userRepository.save(USER_1);
+        imageRepository.save(IMAGE_1);
         imageRepository.save(IMAGE_2);
     }
 
@@ -60,7 +62,7 @@ public class ImageServiceIntegrationTest extends BaseUnitTest {
                 .driverClass(IMAGE_2_DRIVER)
                 .jdbcMethod(IMAGE_2_JDBC)
                 .defaultPort(IMAGE_2_PORT)
-                .environment(IMAGE_2_ENV_DTO)
+                .environment(IMAGE_1_ENV_DTO)
                 .build();
         final Principal principal = new BasicUserPrincipal(USER_1_USERNAME);
 
@@ -82,11 +84,11 @@ public class ImageServiceIntegrationTest extends BaseUnitTest {
         final ImageCreateDto request = ImageCreateDto.builder()
                 .repository("s0m3th1ng_n0t3x1st1ng")
                 .tag("d3v_h3ll")
-                .dialect(IMAGE_2_DIALECT)
-                .driverClass(IMAGE_2_DRIVER)
-                .jdbcMethod(IMAGE_2_JDBC)
-                .defaultPort(IMAGE_2_PORT)
-                .environment(IMAGE_2_ENV_DTO)
+                .dialect(IMAGE_1_DIALECT)
+                .driverClass(IMAGE_1_DRIVER)
+                .jdbcMethod(IMAGE_1_JDBC)
+                .defaultPort(IMAGE_1_PORT)
+                .environment(IMAGE_1_ENV_DTO)
                 .build();
         final Principal principal = new BasicUserPrincipal(USER_1_USERNAME);
 
@@ -99,13 +101,13 @@ public class ImageServiceIntegrationTest extends BaseUnitTest {
     @Test
     public void create_duplicate_fails() {
         final ImageCreateDto request = ImageCreateDto.builder()
-                .repository(IMAGE_2_REPOSITORY)
-                .tag(IMAGE_2_TAG)
-                .defaultPort(IMAGE_2_PORT)
-                .driverClass(IMAGE_2_DRIVER)
-                .jdbcMethod(IMAGE_2_JDBC)
-                .dialect(IMAGE_2_DIALECT)
-                .environment(IMAGE_2_ENV_DTO)
+                .repository(IMAGE_1_REPOSITORY)
+                .tag(IMAGE_1_TAG)
+                .defaultPort(IMAGE_1_PORT)
+                .driverClass(IMAGE_1_DRIVER)
+                .jdbcMethod(IMAGE_1_JDBC)
+                .dialect(IMAGE_1_DIALECT)
+                .environment(IMAGE_1_ENV_DTO)
                 .build();
         final Principal principal = new BasicUserPrincipal(USER_1_USERNAME);
 
@@ -119,18 +121,18 @@ public class ImageServiceIntegrationTest extends BaseUnitTest {
     public void delete_hasNoContainer_succeeds() throws ImageNotFoundException, PersistenceException {
 
         /* test */
-        imageService.delete(IMAGE_2_ID);
-        assertTrue(imageRepository.findById(IMAGE_2_ID).isEmpty());
+        imageService.delete(IMAGE_1_ID);
+        assertTrue(imageRepository.findById(IMAGE_1_ID).isEmpty());
         assertFalse(containerRepository.findById(CONTAINER_1_ID).isPresent()); /* container should NEVER be deletable in the metadata db */
     }
 
     @Test
     public void delete_noContainer_succeeds() throws ImageNotFoundException, PersistenceException {
-        imageRepository.save(IMAGE_2);
+        imageRepository.save(IMAGE_1);
 
         /* test */
-        imageService.delete(IMAGE_2_ID);
-        assertTrue(imageRepository.findById(IMAGE_2_ID).isEmpty());
+        imageService.delete(IMAGE_1_ID);
+        assertTrue(imageRepository.findById(IMAGE_1_ID).isEmpty());
     }
 
 }
diff --git a/fda-container-service/rest-service/src/test/java/at/tuwien/service/ImageServiceUnitTest.java b/fda-container-service/rest-service/src/test/java/at/tuwien/service/ImageServiceUnitTest.java
index 77654bacbeff74482dcc43326235390243958c54..2d8be88ad788e185db64c6e91ccfd7ad31f83b38 100644
--- a/fda-container-service/rest-service/src/test/java/at/tuwien/service/ImageServiceUnitTest.java
+++ b/fda-container-service/rest-service/src/test/java/at/tuwien/service/ImageServiceUnitTest.java
@@ -44,48 +44,48 @@ public class ImageServiceUnitTest extends BaseUnitTest {
 
         /* mock */
         when(imageRepository.findAll())
-                .thenReturn(List.of(IMAGE_2));
+                .thenReturn(List.of(IMAGE_1));
 
         /* test */
         final List<ContainerImage> response = imageService.getAll();
         assertEquals(1, response.size());
-        assertEquals(IMAGE_2_REPOSITORY, response.get(0).getRepository());
-        assertEquals(IMAGE_2_TAG, response.get(0).getTag());
+        assertEquals(IMAGE_1_REPOSITORY, response.get(0).getRepository());
+        assertEquals(IMAGE_1_TAG, response.get(0).getTag());
     }
 
     @Test
     public void getById_succeeds() throws ImageNotFoundException {
 
         /* mock */
-        when(imageRepository.findById(IMAGE_2_ID))
-                .thenReturn(Optional.of(IMAGE_2));
+        when(imageRepository.findById(IMAGE_1_ID))
+                .thenReturn(Optional.of(IMAGE_1));
 
         /* test */
-        final ContainerImage response = imageService.find(IMAGE_2_ID);
-        assertEquals(IMAGE_2_REPOSITORY, response.getRepository());
-        assertEquals(IMAGE_2_TAG, response.getTag());
+        final ContainerImage response = imageService.find(IMAGE_1_ID);
+        assertEquals(IMAGE_1_REPOSITORY, response.getRepository());
+        assertEquals(IMAGE_1_TAG, response.getTag());
     }
 
     @Test
     public void getById_notFound_fails() {
 
         /* mock */
-        when(imageRepository.findById(IMAGE_2_ID))
+        when(imageRepository.findById(IMAGE_1_ID))
                 .thenReturn(Optional.empty());
 
         /* test */
         assertThrows(ImageNotFoundException.class, () -> {
-            imageService.find(IMAGE_2_ID);
+            imageService.find(IMAGE_1_ID);
         });
     }
 
     @Test
     public void create_duplicate_fails() {
         final ImageCreateDto request = ImageCreateDto.builder()
-                .repository(IMAGE_2_REPOSITORY)
-                .tag(IMAGE_2_TAG)
-                .defaultPort(IMAGE_2_PORT)
-                .environment(IMAGE_2_ENV_DTO)
+                .repository(IMAGE_1_REPOSITORY)
+                .tag(IMAGE_1_TAG)
+                .defaultPort(IMAGE_1_PORT)
+                .environment(IMAGE_1_ENV_DTO)
                 .build();
         final Principal principal = new BasicUserPrincipal(USER_1_USERNAME);
 
@@ -102,55 +102,55 @@ public class ImageServiceUnitTest extends BaseUnitTest {
     @Test
     public void update_succeeds() throws ImageNotFoundException, DockerClientException {
         final ImageChangeDto request = ImageChangeDto.builder()
-                .environment(IMAGE_2_ENV_DTO)
-                .defaultPort(IMAGE_2_PORT)
+                .environment(IMAGE_1_ENV_DTO)
+                .defaultPort(IMAGE_1_PORT)
                 .build();
 
         /* mock */
-        when(imageRepository.findById(IMAGE_2_ID))
-                .thenReturn(Optional.of(IMAGE_2));
+        when(imageRepository.findById(IMAGE_1_ID))
+                .thenReturn(Optional.of(IMAGE_1));
         when(imageRepository.save(any()))
-                .thenReturn(IMAGE_2);
+                .thenReturn(IMAGE_1);
 
         /* test */
-        final ContainerImage response = imageService.update(IMAGE_2_ID, request);
-        assertEquals(IMAGE_2_REPOSITORY, response.getRepository());
-        assertEquals(IMAGE_2_TAG, response.getTag());
+        final ContainerImage response = imageService.update(IMAGE_1_ID, request);
+        assertEquals(IMAGE_1_REPOSITORY, response.getRepository());
+        assertEquals(IMAGE_1_TAG, response.getTag());
     }
 
     @Test
     public void update_port_succeeds() throws ImageNotFoundException, DockerClientException {
         final ImageChangeDto request = ImageChangeDto.builder()
-                .environment(IMAGE_2_ENV_DTO)
+                .environment(IMAGE_1_ENV_DTO)
                 .defaultPort(9999)
                 .build();
 
         /* mock */
-        when(imageRepository.findById(IMAGE_2_ID))
-                .thenReturn(Optional.of(IMAGE_2));
+        when(imageRepository.findById(IMAGE_1_ID))
+                .thenReturn(Optional.of(IMAGE_1));
         when(imageRepository.save(any()))
-                .thenReturn(IMAGE_2);
+                .thenReturn(IMAGE_1);
 
         /* test */
-        final ContainerImage response = imageService.update(IMAGE_2_ID, request);
-        assertEquals(IMAGE_2_REPOSITORY, response.getRepository());
-        assertEquals(IMAGE_2_TAG, response.getTag());
+        final ContainerImage response = imageService.update(IMAGE_1_ID, request);
+        assertEquals(IMAGE_1_REPOSITORY, response.getRepository());
+        assertEquals(IMAGE_1_TAG, response.getTag());
     }
 
     @Test
     public void update_notFound_fails() {
         final ImageChangeDto request = ImageChangeDto.builder()
-                .environment(IMAGE_2_ENV_DTO)
-                .defaultPort(IMAGE_2_PORT)
+                .environment(IMAGE_1_ENV_DTO)
+                .defaultPort(IMAGE_1_PORT)
                 .build();
 
         /* mock */
-        when(imageRepository.findById(IMAGE_2_ID))
+        when(imageRepository.findById(IMAGE_1_ID))
                 .thenReturn(Optional.empty());
 
         /* test */
         assertThrows(ImageNotFoundException.class, () -> {
-            imageService.update(IMAGE_2_ID, request);
+            imageService.update(IMAGE_1_ID, request);
         });
     }
 
@@ -160,10 +160,10 @@ public class ImageServiceUnitTest extends BaseUnitTest {
         /* mock */
         doNothing()
                 .when(imageRepository)
-                .deleteById(IMAGE_2_ID);
+                .deleteById(IMAGE_1_ID);
 
         /* test */
-        imageService.delete(IMAGE_2_ID);
+        imageService.delete(IMAGE_1_ID);
     }
 
     @Test
@@ -172,11 +172,11 @@ public class ImageServiceUnitTest extends BaseUnitTest {
         /* mock */
         doThrow(EntityNotFoundException.class)
                 .when(imageRepository)
-                .deleteById(IMAGE_2_ID);
+                .deleteById(IMAGE_1_ID);
 
         /* test */
         assertThrows(ImageNotFoundException.class, () -> {
-            imageService.delete(IMAGE_2_ID);
+            imageService.delete(IMAGE_1_ID);
         });
     }
 
@@ -184,7 +184,7 @@ public class ImageServiceUnitTest extends BaseUnitTest {
     public void toString_omitSecrets_succeeds() {
 
         /* test */
-        final String response = IMAGE_2.toString();
+        final String response = IMAGE_1.toString();
         assertFalse(response.contains("MARIADB_PASSWORD"));
         assertFalse(response.contains("MARIADB_ROOT_PASSWORD"));
     }
diff --git a/fda-container-service/rest-service/src/test/java/at/tuwien/service/Old.java b/fda-container-service/rest-service/src/test/java/at/tuwien/service/Old.java
index 2e796f2791f8b3188374ba42ba75b79342bbdef6..3a54d15686933aa2746930f4fbab6b7c176d802a 100644
--- a/fda-container-service/rest-service/src/test/java/at/tuwien/service/Old.java
+++ b/fda-container-service/rest-service/src/test/java/at/tuwien/service/Old.java
@@ -80,7 +80,7 @@ public class Old extends BaseUnitTest {
 
         /* mock data */
         userRepository.save(USER_1);
-        imageRepository.save(IMAGE_2);
+        imageRepository.save(IMAGE_1);
     }
 
     @AfterEach
@@ -111,302 +111,302 @@ public class Old extends BaseUnitTest {
     }
 
     
-//    public void create_succeeds()
-//            throws DockerClientException, ImageNotFoundException, ContainerAlreadyExistsException,
-//            UserNotFoundException {
-//        final ContainerCreateRequestDto request = ContainerCreateRequestDto.builder()
-//                .repository(IMAGE_1_REPOSITORY)
-//                .tag(IMAGE_1_TAG)
-//                .name(CONTAINER_1_NAME)
-//                .build();
-//        final Principal principal = new BasicUserPrincipal(USER_1_USERNAME);
-//
-//        /* mock */
-//        when(containerRepository.findByInternalName(CONTAINER_1_INTERNALNAME))
-//                .thenReturn(Optional.empty());
-//        when(containerRepository.save(any(Container.class)))
-//                .thenReturn(CONTAINER_1);
-//
-//        /* test */
-//        final Container container = containerService.create(request, principal);
-//        assertEquals(CONTAINER_1_NAME, container.getName());
-//        assertEquals(1, userRepository.findAll().size());
-//    }
-//
-//
-//    public void create_conflictingNames_fails() {
-//        final ContainerCreateRequestDto request = ContainerCreateRequestDto.builder()
-//                .repository(IMAGE_1_REPOSITORY)
-//                .tag(IMAGE_1_TAG)
-//                .name(CONTAINER_1_NAME)
-//                .build();
-//        final Principal principal = new BasicUserPrincipal(USER_1_USERNAME);
-//
-//        /* mock */
-//        when(containerRepository.findByInternalName(CONTAINER_1_INTERNALNAME))
-//                .thenReturn(Optional.of(CONTAINER_1));
-//
-//        /* test */
-//        assertThrows(ContainerAlreadyExistsException.class, () -> {
-//            containerService.create(request, principal);
-//        });
-//    }
-//
-//
-//    public void remove_alreadyRemoved_fails() {
-//
-//        /* mock */
-//        when(containerRepository.findById(CONTAINER_1_ID))
-//                .thenReturn(Optional.empty());
-//
-//        /* test */
-//        assertThrows(ContainerNotFoundException.class, () -> {
-//            containerService.remove(CONTAINER_1_ID);
-//        });
-//    }
-//
-//
-//    public void create_notFound_fails() {
-//        final ContainerCreateRequestDto request = ContainerCreateRequestDto.builder()
-//                .repository(IMAGE_2_REPOSITORY)
-//                .tag(IMAGE_2_TAG)
-//                .name(CONTAINER_3_NAME)
-//                .build();
-//        final Principal principal = new BasicUserPrincipal(USER_1_USERNAME);
-//
-//        /* mock */
-//
-//        /* test */
-//        assertThrows(ImageNotFoundException.class, () -> {
-//            containerService.create(request, principal);
-//        });
-//    }
-//
-//
-//
-//    public void findById_notFound_fails() {
-//
-//        /* mock */
-//
-//        /* test */
-//        assertThrows(ContainerNotFoundException.class, () -> {
-//            containerService.find(CONTAINER_1_ID);
-//        });
-//    }
-//
-//
-//    public void change_start_succeeds() throws DockerClientException, ContainerNotFoundException {
-//
-//        /* mock */
-//        when(containerRepository.findById(CONTAINER_1_ID))
-//                .thenReturn(Optional.of(CONTAINER_1));
-//        dockerUtil.createContainer(CONTAINER_1);
-//
-//        /* test */
-//        containerService.start(CONTAINER_1_ID);
-//    }
-//
-//
-//    public void change_stop_succeeds() throws DockerClientException, InterruptedException, ContainerNotFoundException {
-//
-//        /* mock */
-//        when(containerRepository.findById(CONTAINER_1_ID))
-//                .thenReturn(Optional.of(CONTAINER_1));
-//        dockerUtil.createContainer(CONTAINER_1);
-//        dockerUtil.startContainer(CONTAINER_1);
-//
-//        /* test */
-//        containerService.stop(CONTAINER_1_ID);
-//    }
-//
-//
-//    public void change_startSavedButNotFound_fails() {
-//
-//        /* mock */
-//        when(containerRepository.findById(CONTAINER_1_ID))
-//                .thenReturn(Optional.of(CONTAINER_1));
-//
-//        /* test */
-//        assertThrows(DockerClientException.class, () -> {
-//            containerService.start(CONTAINER_1_ID);
-//        });
-//    }
-//
-//
-//    public void change_removeSavedButNotFound_fails() {
-//
-//        /* mock */
-//        when(containerRepository.findById(CONTAINER_1_ID))
-//                .thenReturn(Optional.of(CONTAINER_1));
-//
-//        /* test */
-//        assertThrows(DockerClientException.class, () -> {
-//            containerService.remove(CONTAINER_1_ID);
-//        });
-//    }
-//
-//
-//    public void getAll_succeeds() {
-//
-//        /* mock */
-//        when(containerRepository.findAll())
-//                .thenReturn(List.of(CONTAINER_1, CONTAINER_2));
-//
-//        /* test */
-//        final List<Container> response = containerService.getAll();
-//        assertEquals(2, response.size());
-//    }
-//
-//
-//    public void remove_succeeds() throws DockerClientException, ContainerStillRunningException, ContainerNotFoundException {
-//
-//        /* mock */
-//        when(containerRepository.findById(CONTAINER_1_ID))
-//                .thenReturn(Optional.of(CONTAINER_1));
-//        dockerUtil.createContainer(CONTAINER_1);
-//        dockerUtil.stopContainer(CONTAINER_1);
-//
-//        /* test */
-//        containerService.remove(CONTAINER_1_ID);
-//    }
-//
-//
-//    public void remove_notFound_fails() {
-//
-//        /* test */
-//        assertThrows(ContainerNotFoundException.class, () -> {
-//            containerService.remove(CONTAINER_1_ID);
-//        });
-//    }
-//
-//
-//    public void remove_stillRunning_fails() throws InterruptedException {
-//
-//        /* mock */
-//        when(containerRepository.findById(CONTAINER_1_ID))
-//                .thenReturn(Optional.of(CONTAINER_1));
-//        dockerUtil.createContainer(CONTAINER_1);
-//        dockerUtil.startContainer(CONTAINER_1);
-//
-//        /* test */
-//        assertThrows(ContainerStillRunningException.class, () -> {
-//            containerService.remove(CONTAINER_1_ID);
-//        });
-//    }
-//
-//
-//    public void change_alreadyRunning_fails() throws InterruptedException {
-//
-//        /* mock */
-//        when(containerRepository.findById(CONTAINER_1_ID))
-//                .thenReturn(Optional.of(CONTAINER_1));
-//        dockerUtil.createContainer(CONTAINER_1);
-//        dockerUtil.startContainer(CONTAINER_1);
-//
-//        /* test */
-//        assertThrows(DockerClientException.class, () -> {
-//            containerService.start(CONTAINER_1_ID);
-//        });
-//    }
-//
-//
-//    public void change_startNotFound_fails() {
-//
-//        /* mock */
-//        when(containerRepository.findById(CONTAINER_1_ID))
-//                .thenReturn(Optional.empty());
-//        dockerUtil.createContainer(CONTAINER_1);
-//
-//        /* test */
-//        assertThrows(ContainerNotFoundException.class, () -> {
-//            containerService.start(CONTAINER_1_ID);
-//        });
-//    }
-//
-//
-//    public void change_alreadyStopped_fails() throws InterruptedException {
-//
-//        /* mock */
-//        when(containerRepository.findById(CONTAINER_1_ID))
-//                .thenReturn(Optional.of(CONTAINER_1));
-//        dockerUtil.createContainer(CONTAINER_1);
-//        dockerUtil.startContainer(CONTAINER_1);
-//        dockerUtil.stopContainer(CONTAINER_1);
-//
-//        /* test */
-//        assertThrows(DockerClientException.class, () -> {
-//            containerService.stop(CONTAINER_1_ID);
-//        });
-//    }
-//
-//
-//    public void change_stopNeverStarted_fails() {
-//
-//        /* mock */
-//        when(containerRepository.findById(CONTAINER_1_ID))
-//                .thenReturn(Optional.of(CONTAINER_1));
-//        dockerUtil.createContainer(CONTAINER_1);
-//
-//        /* test */
-//        assertThrows(DockerClientException.class, () -> {
-//            containerService.stop(CONTAINER_1_ID);
-//        });
-//    }
-//
-//
-//    public void change_stopSavedButNotFound_fails() {
-//
-//        /* mock */
-//        when(containerRepository.findById(CONTAINER_1_ID))
-//                .thenReturn(Optional.of(CONTAINER_1));
-//
-//        /* test */
-//        assertThrows(DockerClientException.class, () -> {
-//            containerService.stop(CONTAINER_1_ID);
-//        });
-//    }
-//
-//
-//    public void inspect_succeeds() throws InterruptedException, DockerClientException, ContainerNotFoundException,
-//            ContainerNotRunningException {
-//
-//        /* mock */
-//        when(containerRepository.findById(CONTAINER_1_ID))
-//                .thenReturn(Optional.of(CONTAINER_1));
-//        dockerUtil.createContainer(CONTAINER_1);
-//        dockerUtil.startContainer(CONTAINER_1);
-//
-//        /* test */
-//        final Container response = containerService.inspect(CONTAINER_1_ID);
-//        assertEquals(CONTAINER_1_ID, response.getId());
-//        assertEquals(CONTAINER_1_NAME, response.getName());
-//        assertEquals(CONTAINER_1_INTERNALNAME, response.getInternalName());
-//        assertEquals(CONTAINER_1_IP, response.getIpAddress());
-//    }
-//
-//
-//    public void inspect_notFound_fails() {
-//
-//        /* mock */
-//
-//        /* test */
-//        assertThrows(ContainerNotFoundException.class, () -> {
-//            containerService.inspect(CONTAINER_2_ID);
-//        });
-//    }
-//
-//
-//    public void inspect_notRunning_fails() {
-//
-//        /* mock */
-//        when(containerRepository.findById(CONTAINER_1_ID))
-//                .thenReturn(Optional.of(CONTAINER_1));
-//        dockerUtil.createContainer(CONTAINER_1);
-//
-//        /* test */
-//        assertThrows(ContainerNotRunningException.class, () -> {
-//            containerService.inspect(CONTAINER_1_ID);
-//        });
-//    }
+    public void create_succeeds()
+            throws DockerClientException, ImageNotFoundException, ContainerAlreadyExistsException,
+            UserNotFoundException {
+        final ContainerCreateRequestDto request = ContainerCreateRequestDto.builder()
+                .repository(IMAGE_1_REPOSITORY)
+                .tag(IMAGE_1_TAG)
+                .name(CONTAINER_1_NAME)
+                .build();
+        final Principal principal = new BasicUserPrincipal(USER_1_USERNAME);
+
+        /* mock */
+        when(containerRepository.findByInternalName(CONTAINER_1_INTERNALNAME))
+                .thenReturn(Optional.empty());
+        when(containerRepository.save(any(Container.class)))
+                .thenReturn(CONTAINER_1);
+
+        /* test */
+        final Container container = containerService.create(request, principal);
+        assertEquals(CONTAINER_1_NAME, container.getName());
+        assertEquals(1, userRepository.findAll().size());
+    }
+
+    
+    public void create_conflictingNames_fails() {
+        final ContainerCreateRequestDto request = ContainerCreateRequestDto.builder()
+                .repository(IMAGE_1_REPOSITORY)
+                .tag(IMAGE_1_TAG)
+                .name(CONTAINER_1_NAME)
+                .build();
+        final Principal principal = new BasicUserPrincipal(USER_1_USERNAME);
+
+        /* mock */
+        when(containerRepository.findByInternalName(CONTAINER_1_INTERNALNAME))
+                .thenReturn(Optional.of(CONTAINER_1));
+
+        /* test */
+        assertThrows(ContainerAlreadyExistsException.class, () -> {
+            containerService.create(request, principal);
+        });
+    }
+
+    
+    public void remove_alreadyRemoved_fails() {
+
+        /* mock */
+        when(containerRepository.findById(CONTAINER_1_ID))
+                .thenReturn(Optional.empty());
+
+        /* test */
+        assertThrows(ContainerNotFoundException.class, () -> {
+            containerService.remove(CONTAINER_1_ID);
+        });
+    }
+
+    
+    public void create_notFound_fails() {
+        final ContainerCreateRequestDto request = ContainerCreateRequestDto.builder()
+                .repository(IMAGE_2_REPOSITORY)
+                .tag(IMAGE_2_TAG)
+                .name(CONTAINER_3_NAME)
+                .build();
+        final Principal principal = new BasicUserPrincipal(USER_1_USERNAME);
+
+        /* mock */
+
+        /* test */
+        assertThrows(ImageNotFoundException.class, () -> {
+            containerService.create(request, principal);
+        });
+    }
+
+
+    
+    public void findById_notFound_fails() {
+
+        /* mock */
+
+        /* test */
+        assertThrows(ContainerNotFoundException.class, () -> {
+            containerService.find(CONTAINER_1_ID);
+        });
+    }
+
+    
+    public void change_start_succeeds() throws DockerClientException, ContainerNotFoundException {
+
+        /* mock */
+        when(containerRepository.findById(CONTAINER_1_ID))
+                .thenReturn(Optional.of(CONTAINER_1));
+        dockerUtil.createContainer(CONTAINER_1);
+
+        /* test */
+        containerService.start(CONTAINER_1_ID);
+    }
+
+    
+    public void change_stop_succeeds() throws DockerClientException, InterruptedException, ContainerNotFoundException {
+
+        /* mock */
+        when(containerRepository.findById(CONTAINER_1_ID))
+                .thenReturn(Optional.of(CONTAINER_1));
+        dockerUtil.createContainer(CONTAINER_1);
+        dockerUtil.startContainer(CONTAINER_1);
+
+        /* test */
+        containerService.stop(CONTAINER_1_ID);
+    }
+
+    
+    public void change_startSavedButNotFound_fails() {
+
+        /* mock */
+        when(containerRepository.findById(CONTAINER_1_ID))
+                .thenReturn(Optional.of(CONTAINER_1));
+
+        /* test */
+        assertThrows(DockerClientException.class, () -> {
+            containerService.start(CONTAINER_1_ID);
+        });
+    }
+
+    
+    public void change_removeSavedButNotFound_fails() {
+
+        /* mock */
+        when(containerRepository.findById(CONTAINER_1_ID))
+                .thenReturn(Optional.of(CONTAINER_1));
+
+        /* test */
+        assertThrows(DockerClientException.class, () -> {
+            containerService.remove(CONTAINER_1_ID);
+        });
+    }
+
+    
+    public void getAll_succeeds() {
+
+        /* mock */
+        when(containerRepository.findAll())
+                .thenReturn(List.of(CONTAINER_1, CONTAINER_2));
+
+        /* test */
+        final List<Container> response = containerService.getAll();
+        assertEquals(2, response.size());
+    }
+
+    
+    public void remove_succeeds() throws DockerClientException, ContainerStillRunningException, ContainerNotFoundException {
+
+        /* mock */
+        when(containerRepository.findById(CONTAINER_1_ID))
+                .thenReturn(Optional.of(CONTAINER_1));
+        dockerUtil.createContainer(CONTAINER_1);
+        dockerUtil.stopContainer(CONTAINER_1);
+
+        /* test */
+        containerService.remove(CONTAINER_1_ID);
+    }
+
+    
+    public void remove_notFound_fails() {
+
+        /* test */
+        assertThrows(ContainerNotFoundException.class, () -> {
+            containerService.remove(CONTAINER_1_ID);
+        });
+    }
+
+    
+    public void remove_stillRunning_fails() throws InterruptedException {
+
+        /* mock */
+        when(containerRepository.findById(CONTAINER_1_ID))
+                .thenReturn(Optional.of(CONTAINER_1));
+        dockerUtil.createContainer(CONTAINER_1);
+        dockerUtil.startContainer(CONTAINER_1);
+
+        /* test */
+        assertThrows(ContainerStillRunningException.class, () -> {
+            containerService.remove(CONTAINER_1_ID);
+        });
+    }
+
+    
+    public void change_alreadyRunning_fails() throws InterruptedException {
+
+        /* mock */
+        when(containerRepository.findById(CONTAINER_1_ID))
+                .thenReturn(Optional.of(CONTAINER_1));
+        dockerUtil.createContainer(CONTAINER_1);
+        dockerUtil.startContainer(CONTAINER_1);
+
+        /* test */
+        assertThrows(DockerClientException.class, () -> {
+            containerService.start(CONTAINER_1_ID);
+        });
+    }
+
+    
+    public void change_startNotFound_fails() {
+
+        /* mock */
+        when(containerRepository.findById(CONTAINER_1_ID))
+                .thenReturn(Optional.empty());
+        dockerUtil.createContainer(CONTAINER_1);
+
+        /* test */
+        assertThrows(ContainerNotFoundException.class, () -> {
+            containerService.start(CONTAINER_1_ID);
+        });
+    }
+
+    
+    public void change_alreadyStopped_fails() throws InterruptedException {
+
+        /* mock */
+        when(containerRepository.findById(CONTAINER_1_ID))
+                .thenReturn(Optional.of(CONTAINER_1));
+        dockerUtil.createContainer(CONTAINER_1);
+        dockerUtil.startContainer(CONTAINER_1);
+        dockerUtil.stopContainer(CONTAINER_1);
+
+        /* test */
+        assertThrows(DockerClientException.class, () -> {
+            containerService.stop(CONTAINER_1_ID);
+        });
+    }
+
+    
+    public void change_stopNeverStarted_fails() {
+
+        /* mock */
+        when(containerRepository.findById(CONTAINER_1_ID))
+                .thenReturn(Optional.of(CONTAINER_1));
+        dockerUtil.createContainer(CONTAINER_1);
+
+        /* test */
+        assertThrows(DockerClientException.class, () -> {
+            containerService.stop(CONTAINER_1_ID);
+        });
+    }
+
+    
+    public void change_stopSavedButNotFound_fails() {
+
+        /* mock */
+        when(containerRepository.findById(CONTAINER_1_ID))
+                .thenReturn(Optional.of(CONTAINER_1));
+
+        /* test */
+        assertThrows(DockerClientException.class, () -> {
+            containerService.stop(CONTAINER_1_ID);
+        });
+    }
+
+    
+    public void inspect_succeeds() throws InterruptedException, DockerClientException, ContainerNotFoundException,
+            ContainerNotRunningException {
+
+        /* mock */
+        when(containerRepository.findById(CONTAINER_1_ID))
+                .thenReturn(Optional.of(CONTAINER_1));
+        dockerUtil.createContainer(CONTAINER_1);
+        dockerUtil.startContainer(CONTAINER_1);
+
+        /* test */
+        final Container response = containerService.inspect(CONTAINER_1_ID);
+        assertEquals(CONTAINER_1_ID, response.getId());
+        assertEquals(CONTAINER_1_NAME, response.getName());
+        assertEquals(CONTAINER_1_INTERNALNAME, response.getInternalName());
+        assertEquals(CONTAINER_1_IP, response.getIpAddress());
+    }
+
+    
+    public void inspect_notFound_fails() {
+
+        /* mock */
+
+        /* test */
+        assertThrows(ContainerNotFoundException.class, () -> {
+            containerService.inspect(CONTAINER_2_ID);
+        });
+    }
+
+    
+    public void inspect_notRunning_fails() {
+
+        /* mock */
+        when(containerRepository.findById(CONTAINER_1_ID))
+                .thenReturn(Optional.of(CONTAINER_1));
+        dockerUtil.createContainer(CONTAINER_1);
+
+        /* test */
+        assertThrows(ContainerNotRunningException.class, () -> {
+            containerService.inspect(CONTAINER_1_ID);
+        });
+    }
 
 }