introduce validators package and add tests

src/main/java/net/hostsharing/hsadminng/hs/booking/item/HsBookingItemController.java

@@ -17,7 +17,7 @@ import java.util.List;
 import java.util.UUID;
 import java.util.function.BiConsumer;
 
-import static net.hostsharing.hsadminng.hs.booking.item.HsBookingItemEntityValidators.valid;
+import static net.hostsharing.hsadminng.hs.booking.item.validators.HsBookingItemEntityValidators.valid;
 import static net.hostsharing.hsadminng.mapper.PostgresDateRange.toPostgresDateRange;
 
 @RestController

src/main/java/net/hostsharing/hsadminng/hs/booking/item/validators/HsBookingItemEntityValidators.java

@@ -1,6 +1,8 @@
-package net.hostsharing.hsadminng.hs.booking.item;
+package net.hostsharing.hsadminng.hs.booking.item.validators;
 
 import lombok.experimental.UtilityClass;
+import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemEntity;
+import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemType;
 import net.hostsharing.hsadminng.hs.validation.HsEntityValidator;
 
 import jakarta.validation.ValidationException;
@@ -34,11 +36,11 @@ public class HsBookingItemEntityValidators {
         return validators.get(type);
     }
 
-    public static Set<? extends Enum<?>> types() {
+    public static  Set<Enum<HsBookingItemType>> types() {
         return validators.keySet();
     }
 
-    static HsBookingItemEntity valid(final HsBookingItemEntity entityToSave) {
+    public static HsBookingItemEntity valid(final HsBookingItemEntity entityToSave) {
         final var violations = HsBookingItemEntityValidators.forType(entityToSave.getType()).validate(entityToSave);
         if (!violations.isEmpty()) {
             throw new ValidationException(violations.toString());

src/main/java/net/hostsharing/hsadminng/hs/booking/item/validators/HsCloudServerBookingItemValidator.java

@@ -1,5 +1,7 @@
-package net.hostsharing.hsadminng.hs.booking.item;
+package net.hostsharing.hsadminng.hs.booking.item.validators;
 
+import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemEntity;
+import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemType;
 import net.hostsharing.hsadminng.hs.validation.HsEntityValidator;
 
 import static net.hostsharing.hsadminng.hs.validation.EnumerationPropertyValidator.enumerationProperty;

src/main/java/net/hostsharing/hsadminng/hs/booking/item/validators/HsManagedServerBookingItemValidator.java

@@ -1,5 +1,7 @@
-package net.hostsharing.hsadminng.hs.booking.item;
+package net.hostsharing.hsadminng.hs.booking.item.validators;
 
+import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemEntity;
+import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemType;
 import net.hostsharing.hsadminng.hs.validation.HsEntityValidator;
 
 import static net.hostsharing.hsadminng.hs.validation.BooleanPropertyValidator.booleanProperty;

src/main/java/net/hostsharing/hsadminng/hs/booking/item/validators/HsManagedWebspaceBookingItemValidator.java

@@ -1,5 +1,7 @@
-package net.hostsharing.hsadminng.hs.booking.item;
+package net.hostsharing.hsadminng.hs.booking.item.validators;
 
+import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemEntity;
+import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemType;
 import net.hostsharing.hsadminng.hs.validation.HsEntityValidator;
 
 

src/main/java/net/hostsharing/hsadminng/hs/hosting/asset/HsHostingAssetController.java

@@ -20,7 +20,7 @@ import java.util.List;
 import java.util.UUID;
 import java.util.function.BiConsumer;
 
-import static net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetEntityValidators.valid;
+import static net.hostsharing.hsadminng.hs.hosting.asset.validators.HsHostingAssetEntityValidators.valid;
 
 @RestController
 public class HsHostingAssetController implements HsHostingAssetsApi {

src/main/java/net/hostsharing/hsadminng/hs/hosting/asset/HsHostingAssetPropsController.java

@@ -1,5 +1,6 @@
 package net.hostsharing.hsadminng.hs.hosting.asset;
 
+import net.hostsharing.hsadminng.hs.hosting.asset.validators.HsHostingAssetEntityValidators;
 import net.hostsharing.hsadminng.hs.hosting.generated.api.v1.api.HsHostingAssetPropsApi;
 import net.hostsharing.hsadminng.hs.hosting.generated.api.v1.model.HsHostingAssetTypeResource;
 import org.springframework.http.ResponseEntity;

src/main/java/net/hostsharing/hsadminng/hs/hosting/asset/validators/HsCloudServerHostingAssetValidator.java

@@ -1,5 +1,7 @@
-package net.hostsharing.hsadminng.hs.hosting.asset;
+package net.hostsharing.hsadminng.hs.hosting.asset.validators;
 
+import net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetEntity;
+import net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetType;
 import net.hostsharing.hsadminng.hs.validation.HsEntityValidator;
 
 import static net.hostsharing.hsadminng.hs.validation.IntegerPropertyValidator.integerProperty;

src/main/java/net/hostsharing/hsadminng/hs/hosting/asset/validators/HsHostingAssetEntityValidators.java

@@ -1,6 +1,8 @@
-package net.hostsharing.hsadminng.hs.hosting.asset;
+package net.hostsharing.hsadminng.hs.hosting.asset.validators;
 
 import lombok.experimental.UtilityClass;
+import net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetEntity;
+import net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetType;
 import net.hostsharing.hsadminng.hs.validation.HsEntityValidator;
 
 import jakarta.validation.ValidationException;
@@ -30,16 +32,16 @@ public class HsHostingAssetEntityValidators {
         validators.put(type, validator);
     }
 
-    static HsEntityValidator<HsHostingAssetEntity, HsHostingAssetType> forType(final Enum<HsHostingAssetType> type) {
+    public static HsEntityValidator<HsHostingAssetEntity, HsHostingAssetType> forType(final Enum<HsHostingAssetType> type) {
         return validators.get(type);
     }
 
-    static Set<? extends Enum<?>> types() {
+    public static Set<Enum<HsHostingAssetType>> types() {
         return validators.keySet();
     }
 
 
-    static HsHostingAssetEntity valid(final HsHostingAssetEntity entityToSave) {
+    public static HsHostingAssetEntity valid(final HsHostingAssetEntity entityToSave) {
         final var violations = HsHostingAssetEntityValidators.forType(entityToSave.getType()).validate(entityToSave);
         if (!violations.isEmpty()) {
             throw new ValidationException(violations.toString());

src/main/java/net/hostsharing/hsadminng/hs/hosting/asset/validators/HsManagedServerHostingAssetValidator.java

@@ -1,5 +1,7 @@
-package net.hostsharing.hsadminng.hs.hosting.asset;
+package net.hostsharing.hsadminng.hs.hosting.asset.validators;
 
+import net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetEntity;
+import net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetType;
 import net.hostsharing.hsadminng.hs.validation.HsEntityValidator;
 
 import static net.hostsharing.hsadminng.hs.validation.IntegerPropertyValidator.integerProperty;

src/main/java/net/hostsharing/hsadminng/hs/hosting/asset/validators/HsManagedWebspaceHostingAssetValidator.java

@@ -1,5 +1,7 @@
-package net.hostsharing.hsadminng.hs.hosting.asset;
+package net.hostsharing.hsadminng.hs.hosting.asset.validators;
 
+import net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetEntity;
+import net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetType;
 import net.hostsharing.hsadminng.hs.validation.HsEntityValidator;
 
 import java.util.List;

src/test/java/net/hostsharing/hsadminng/hs/booking/item/HsManagedServerBookingItemValidatorUnitTest.java

@@ -1,34 +0,0 @@
-package net.hostsharing.hsadminng.hs.booking.item;
-
-import org.junit.jupiter.api.Test;
-
-import java.util.Map;
-
-import static java.util.Map.entry;
-import static net.hostsharing.hsadminng.hs.booking.item.HsBookingItemType.MANAGED_SERVER;
-import static org.assertj.core.api.Assertions.assertThat;
-
-class HsManagedServerBookingItemValidatorUnitTest {
-
-    @Test
-    void validatesDependentProperties() {
-        // given
-        final var validator = HsBookingItemEntityValidators.forType(MANAGED_SERVER);
-        final var mangedWebspaceBookingItemEntity = HsBookingItemEntity.builder()
-                .type(MANAGED_SERVER)
-                .resources(Map.ofEntries(
-                        entry("CPUs", 2),
-                        entry("RAM", 25),
-                        entry("SSD", 25),
-                        entry("Traffic", 250),
-                        entry("SLA-EMail", true)
-                ))
-                .build();
-
-        // when
-        final var result = validator.validate(mangedWebspaceBookingItemEntity);
-
-        // then
-        assertThat(result).containsExactly("'resources.SLA-EMail' is expected to be false because resources.SLA-Platform=BASIC but is true");
-    }
-}

src/test/java/net/hostsharing/hsadminng/hs/booking/item/validators/HsBookingItemEntityValidatorsUnitTest.java

@@ -0,0 +1,44 @@
+package net.hostsharing.hsadminng.hs.booking.item.validators;
+
+import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemEntity;
+import org.junit.jupiter.api.Test;
+
+import jakarta.validation.ValidationException;
+
+import static net.hostsharing.hsadminng.hs.booking.item.HsBookingItemType.MANAGED_SERVER;
+import static net.hostsharing.hsadminng.hs.booking.item.HsBookingItemType.MANAGED_WEBSPACE;
+import static net.hostsharing.hsadminng.hs.booking.item.validators.HsBookingItemEntityValidators.valid;
+import static net.hostsharing.hsadminng.hs.booking.item.HsBookingItemType.CLOUD_SERVER;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.catchThrowable;
+
+class HsBookingItemEntityValidatorsUnitTest {
+
+    @Test
+    void validThrowsException() {
+        // given
+        final var cloudServerBookingItemEntity = HsBookingItemEntity.builder()
+                .type(CLOUD_SERVER)
+                .build();
+
+        // when
+        final var result = catchThrowable( ()-> valid(cloudServerBookingItemEntity) );
+
+        // then
+        assertThat(result).isInstanceOf(ValidationException.class)
+                .hasMessageContaining(
+                        "'resources.CPUs' is required but missing",
+                        "'resources.RAM' is required but missing",
+                        "'resources.SSD' is required but missing",
+                        "'resources.Traffic' is required but missing");
+    }
+
+    @Test
+    void listsTypes() {
+        // when
+        final var result = HsBookingItemEntityValidators.types();
+
+        // then
+        assertThat(result).containsExactlyInAnyOrder(CLOUD_SERVER, MANAGED_SERVER, MANAGED_WEBSPACE);
+    }
+}

src/test/java/net/hostsharing/hsadminng/hs/booking/item/validators/HsCloudServerBookingItemValidatorUnitTest.java

@@ -0,0 +1,51 @@
+package net.hostsharing.hsadminng.hs.booking.item.validators;
+
+import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemEntity;
+import org.junit.jupiter.api.Test;
+
+import java.util.Map;
+
+import static java.util.Map.entry;
+import static net.hostsharing.hsadminng.hs.booking.item.HsBookingItemType.CLOUD_SERVER;
+import static net.hostsharing.hsadminng.hs.booking.item.validators.HsBookingItemEntityValidators.forType;
+import static org.assertj.core.api.Assertions.assertThat;
+
+class HsCloudServerBookingItemValidatorUnitTest {
+
+    @Test
+    void validatesProperties() {
+        // given
+        final var validator = HsBookingItemEntityValidators.forType(CLOUD_SERVER);
+        final var cloudServerBookingItemEntity = HsBookingItemEntity.builder()
+                .type(CLOUD_SERVER)
+                .resources(Map.ofEntries(
+                        entry("CPUs", 2),
+                        entry("RAM", 25),
+                        entry("SSD", 25),
+                        entry("Traffic", 250),
+                        entry("SLA-EMail", true)
+                ))
+                .build();
+
+        // when
+        final var result = validator.validate(cloudServerBookingItemEntity);
+
+        // then
+        assertThat(result).containsExactly("'resources.SLA-EMail' is not expected but is set to 'true'");
+    }
+
+    @Test
+    void containsAllValidations() {
+        // when
+        final var validator = forType(CLOUD_SERVER);
+
+        // then
+        assertThat(validator.properties()).map(Map::toString).containsExactlyInAnyOrder(
+                "{type=integer, propertyName=CPUs, required=true, unit=null, min=1, max=32, step=null}",
+                "{type=integer, propertyName=RAM, required=true, unit=GB, min=1, max=128, step=null}",
+                "{type=integer, propertyName=SSD, required=true, unit=GB, min=25, max=1000, step=25}",
+                "{type=integer, propertyName=HDD, required=false, unit=GB, min=0, max=4000, step=250}",
+                "{type=integer, propertyName=Traffic, required=true, unit=GB, min=250, max=10000, step=250}",
+                "{type=enumeration, propertyName=SLA-Infrastructure, required=false, values=[BASIC, EXT8H, EXT4H, EXT2H]}");
+    }
+}

src/test/java/net/hostsharing/hsadminng/hs/booking/item/validators/HsManagedServerBookingItemValidatorUnitTest.java

@@ -0,0 +1,56 @@
+package net.hostsharing.hsadminng.hs.booking.item.validators;
+
+import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemEntity;
+import org.junit.jupiter.api.Test;
+
+import java.util.Map;
+
+import static java.util.Map.entry;
+import static net.hostsharing.hsadminng.hs.booking.item.HsBookingItemType.MANAGED_SERVER;
+import static net.hostsharing.hsadminng.hs.booking.item.validators.HsBookingItemEntityValidators.forType;
+import static org.assertj.core.api.Assertions.assertThat;
+
+class HsManagedServerBookingItemValidatorUnitTest {
+
+    @Test
+    void validatesProperties() {
+        // given
+        final var validator = HsBookingItemEntityValidators.forType(MANAGED_SERVER);
+        final var mangedServerBookingItemEntity = HsBookingItemEntity.builder()
+                .type(MANAGED_SERVER)
+                .resources(Map.ofEntries(
+                        entry("CPUs", 2),
+                        entry("RAM", 25),
+                        entry("SSD", 25),
+                        entry("Traffic", 250),
+                        entry("SLA-EMail", true)
+                ))
+                .build();
+
+        // when
+        final var result = validator.validate(mangedServerBookingItemEntity);
+
+        // then
+        assertThat(result).containsExactly("'resources.SLA-EMail' is expected to be false because resources.SLA-Platform=BASIC but is true");
+    }
+
+    @Test
+    void containsAllValidations() {
+        // when
+        final var validator = forType(MANAGED_SERVER);
+
+        // then
+        assertThat(validator.properties()).map(Map::toString).containsExactlyInAnyOrder(
+                "{type=integer, propertyName=CPUs, required=true, unit=null, min=1, max=32, step=null}",
+                "{type=integer, propertyName=RAM, required=true, unit=GB, min=1, max=128, step=null}",
+                "{type=integer, propertyName=SSD, required=true, unit=GB, min=25, max=1000, step=25}",
+                "{type=integer, propertyName=HDD, required=false, unit=GB, min=0, max=4000, step=250}",
+                "{type=integer, propertyName=Traffic, required=true, unit=GB, min=250, max=10000, step=250}",
+                "{type=enumeration, propertyName=SLA-Platform, required=false, values=[BASIC, EXT8H, EXT4H, EXT2H]}",
+                "{type=boolean, propertyName=SLA-EMail, required=false, falseIf={SLA-Platform=BASIC}}",
+                "{type=boolean, propertyName=SLA-Maria, required=false, falseIf={SLA-Platform=BASIC}}",
+                "{type=boolean, propertyName=SLA-PgSQL, required=false, falseIf={SLA-Platform=BASIC}}",
+                "{type=boolean, propertyName=SLA-Office, required=false, falseIf={SLA-Platform=BASIC}}",
+                "{type=boolean, propertyName=SLA-Web, required=false, falseIf={SLA-Platform=BASIC}}");
+    }
+}

src/test/java/net/hostsharing/hsadminng/hs/booking/item/validators/HsManagedWebspaceBookingItemValidatorUnitTest.java

@@ -0,0 +1,54 @@
+package net.hostsharing.hsadminng.hs.booking.item.validators;
+
+import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemEntity;
+import org.junit.jupiter.api.Test;
+
+import java.util.Map;
+
+import static java.util.Map.entry;
+import static net.hostsharing.hsadminng.hs.booking.item.HsBookingItemType.MANAGED_WEBSPACE;
+import static net.hostsharing.hsadminng.hs.booking.item.validators.HsBookingItemEntityValidators.forType;
+import static org.assertj.core.api.Assertions.assertThat;
+
+class HsManagedWebspaceBookingItemValidatorUnitTest {
+
+    @Test
+    void validatesProperties() {
+        // given
+        final var mangedServerBookingItemEntity = HsBookingItemEntity.builder()
+                .type(MANAGED_WEBSPACE)
+                .resources(Map.ofEntries(
+                        entry("CPUs", 2),
+                        entry("RAM", 25),
+                        entry("SSD", 25),
+                        entry("Traffic", 250),
+                        entry("SLA-EMail", true)
+                ))
+                .build();
+        final var validator = forType(mangedServerBookingItemEntity.getType());
+
+        // when
+        final var result = validator.validate(mangedServerBookingItemEntity);
+
+        // then
+        assertThat(result).containsExactlyInAnyOrder(
+                "'resources.CPUs' is not expected but is set to '2'",
+                "'resources.SLA-EMail' is not expected but is set to 'true'",
+                "'resources.RAM' is not expected but is set to '25'");
+    }
+
+    @Test
+    void containsAllValidations() {
+        // when
+        final var validator = forType(MANAGED_WEBSPACE);
+
+        // then
+        assertThat(validator.properties()).map(Map::toString).containsExactlyInAnyOrder(
+            "{type=integer, propertyName=SSD, required=true, unit=GB, min=1, max=100, step=1}",
+            "{type=integer, propertyName=HDD, required=false, unit=GB, min=0, max=250, step=10}",
+            "{type=integer, propertyName=Traffic, required=true, unit=GB, min=10, max=1000, step=10}",
+            "{type=enumeration, propertyName=SLA-Platform, required=false, values=[BASIC, EXT24H]}",
+            "{type=integer, propertyName=Daemons, required=false, unit=null, min=0, max=10, step=null}",
+            "{type=boolean, propertyName=Online Office Server, required=false, falseIf=null}");
+    }
+}

src/test/java/net/hostsharing/hsadminng/hs/hosting/asset/validators/HsCloudServerHostingAssetValidatorUnitTest.java

@@ -0,0 +1,55 @@
+package net.hostsharing.hsadminng.hs.hosting.asset.validators;
+
+import net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetEntity;
+import org.junit.jupiter.api.Test;
+
+import java.util.Map;
+
+import static java.util.Map.entry;
+import static net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetType.CLOUD_SERVER;
+import static net.hostsharing.hsadminng.hs.hosting.asset.validators.HsHostingAssetEntityValidators.forType;
+import static org.assertj.core.api.Assertions.assertThat;
+
+class HsCloudServerHostingAssetValidatorUnitTest {
+
+    @Test
+    void validatesProperties() {
+        // given
+        final var cloudServerHostingAssetEntity = HsHostingAssetEntity.builder()
+                .type(CLOUD_SERVER)
+                .config(Map.ofEntries(
+                        entry("RAM", 2000),
+                        entry("SSD", 256),
+                        entry("Traffic", "250"),
+                        entry("SLA-Platform", "xxx")
+                ))
+                .build();
+        final var validator = forType(cloudServerHostingAssetEntity.getType());
+
+
+        // when
+        final var result = validator.validate(cloudServerHostingAssetEntity);
+
+        // then
+        assertThat(result).containsExactlyInAnyOrder(
+                "'config.SLA-Platform' is not expected but is set to 'xxx'",
+                "'config.CPUs' is required but missing",
+                "'config.RAM' is expected to be <= 128 but is 2000",
+                "'config.SSD' is expected to be multiple of 25 but is 256",
+                "'config.Traffic' is expected to be of type class java.lang.Integer, but is of type 'String'");
+    }
+
+    @Test
+    void containsAllValidations() {
+        // when
+        final var validator = forType(CLOUD_SERVER);
+
+        // then
+        assertThat(validator.properties()).map(Map::toString).containsExactlyInAnyOrder(
+                "{type=integer, propertyName=CPUs, required=true, unit=null, min=1, max=32, step=null}",
+                "{type=integer, propertyName=RAM, required=true, unit=GB, min=1, max=128, step=null}",
+                "{type=integer, propertyName=SSD, required=true, unit=GB, min=25, max=1000, step=25}",
+                "{type=integer, propertyName=HDD, required=false, unit=GB, min=0, max=4000, step=250}",
+                "{type=integer, propertyName=Traffic, required=true, unit=GB, min=250, max=10000, step=250}");
+    }
+}

src/test/java/net/hostsharing/hsadminng/hs/hosting/asset/validators/HsHostingAssetEntityValidatorsUnitTest.java

@@ -0,0 +1,33 @@
+package net.hostsharing.hsadminng.hs.hosting.asset.validators;
+
+import net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetEntity;
+import org.junit.jupiter.api.Test;
+
+import jakarta.validation.ValidationException;
+
+import static net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetType.CLOUD_SERVER;
+import static net.hostsharing.hsadminng.hs.hosting.asset.validators.HsHostingAssetEntityValidators.valid;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.catchThrowable;
+
+class HsHostingAssetEntityValidatorsUnitTest {
+
+    @Test
+    void validThrowsException() {
+        // given
+        final var cloudServerHostingAssetEntity = HsHostingAssetEntity.builder()
+                .type(CLOUD_SERVER)
+                .build();
+
+        // when
+        final var result = catchThrowable( ()-> valid(cloudServerHostingAssetEntity) );
+
+        // then
+        assertThat(result).isInstanceOf(ValidationException.class)
+                .hasMessageContaining(
+                        "'config.CPUs' is required but missing",
+                        "'config.RAM' is required but missing",
+                        "'config.SSD' is required but missing",
+                        "'config.Traffic' is required but missing");
+    }
+}

src/test/java/net/hostsharing/hsadminng/hs/hosting/asset/validators/HsManagedServerHostingAssetValidatorUnitTest.java

@@ -1,11 +1,13 @@
-package net.hostsharing.hsadminng.hs.hosting.asset;
+package net.hostsharing.hsadminng.hs.hosting.asset.validators;
 
+import net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetEntity;
 import org.junit.jupiter.api.Test;
 
 import java.util.Map;
 
 import static java.util.Map.entry;
 import static net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetType.MANAGED_SERVER;
+import static net.hostsharing.hsadminng.hs.hosting.asset.validators.HsHostingAssetEntityValidators.forType;
 import static org.assertj.core.api.Assertions.assertThat;
 
 class HsManagedServerHostingAssetValidatorUnitTest {
@@ -13,7 +15,6 @@ class HsManagedServerHostingAssetValidatorUnitTest {
     @Test
     void validatesProperties() {
         // given
-        final var validator = HsHostingAssetEntityValidators.forType(MANAGED_SERVER);
         final var mangedWebspaceHostingAssetEntity = HsHostingAssetEntity.builder()
                 .type(MANAGED_SERVER)
                 .config(Map.ofEntries(
@@ -23,6 +24,7 @@ class HsManagedServerHostingAssetValidatorUnitTest {
                         entry("SLA-Platform", "xxx")
                 ))
                 .build();
+        final var validator = forType(mangedWebspaceHostingAssetEntity.getType());
 
         // when
         final var result = validator.validate(mangedWebspaceHostingAssetEntity);

src/test/java/net/hostsharing/hsadminng/hs/hosting/asset/validators/HsManagedWebspaceHostingAssetValidatorUnitTest.java

@@ -1,6 +1,7 @@
-package net.hostsharing.hsadminng.hs.hosting.asset;
+package net.hostsharing.hsadminng.hs.hosting.asset.validators;
 
 import net.hostsharing.hsadminng.hs.booking.item.HsBookingItemEntity;
+import net.hostsharing.hsadminng.hs.hosting.asset.HsHostingAssetEntity;
 import net.hostsharing.hsadminng.hs.office.debitor.HsOfficeDebitorEntity;
 import org.junit.jupiter.api.Test;
 
@@ -14,11 +15,6 @@ import static org.assertj.core.api.Assertions.assertThat;
 
 class HsManagedWebspaceHostingAssetValidatorUnitTest {
 
-    // just to make sure the class is loaded
-    static {
-        new HsManagedWebspaceHostingAssetValidator();
-    }
-
     final HsBookingItemEntity managedServerBookingItem = HsBookingItemEntity.builder()
             .debitor(HsOfficeDebitorEntity.builder().defaultPrefix("abc").build()
             )