diff --git a/rest/taskana-rest-spring/src/test/java/pro/taskana/rest/resource/ClassificationSummaryAssemblerTest.java b/rest/taskana-rest-spring/src/test/java/pro/taskana/rest/resource/ClassificationSummaryAssemblerTest.java
new file mode 100644
index 000000000..54a2d154b
--- /dev/null
+++ b/rest/taskana-rest-spring/src/test/java/pro/taskana/rest/resource/ClassificationSummaryAssemblerTest.java
@@ -0,0 +1,99 @@
+package pro.taskana.rest.resource;
+
+import java.time.Instant;
+import org.junit.Assert;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+
+import pro.taskana.ClassificationService;
+import pro.taskana.ClassificationSummary;
+import pro.taskana.TaskanaSpringBootTest;
+import pro.taskana.impl.ClassificationImpl;
+
+/** Test for {@link ClassificationSummaryResourceAssembler}. */
+@TaskanaSpringBootTest
+class ClassificationSummaryAssemblerTest {
+  @Autowired ClassificationSummaryResourceAssembler classificationSummaryResourceAssembler;
+  @Autowired private ClassificationService classificationService;
+
+  @Test
+  void testModelToResource() {
+    // given
+    ClassificationImpl classification =
+        (ClassificationImpl) classificationService.newClassification("DOMAIN_A", "1", "A");
+    classification.setId("1");
+    classification.setCategory("ABC");
+    classification.setName("Classification 1");
+    classification.setIsValidInDomain(true);
+    classification.setCustom1("Custom1");
+    classification.setCustom2("Custom2");
+    classification.setCustom3("Custom3");
+    classification.setCustom4("Custom4");
+    classification.setCustom5("Custom5");
+    classification.setCustom6("Custom6");
+    classification.setCustom7("Custom7");
+    classification.setCustom8("Custom8");
+    classification.setParentId("2");
+    classification.setPriority(2);
+    classification.setApplicationEntryPoint("12");
+    classification.setServiceLevel("P1D");
+    classification.setDescription("Test");
+    classification.setCreated(Instant.parse("2010-01-01T12:00:00Z"));
+    classification.setModified(Instant.parse("2011-11-11T11:00:00Z"));
+    ClassificationSummary classificationSummary = classification.asSummary();
+    // when
+    ClassificationSummaryResource resource =
+        classificationSummaryResourceAssembler.toResource(classification);
+    // then
+    testEquality(classificationSummary, resource);
+  }
+
+  @Test
+  void testResourceToModel() {
+    // given
+    ClassificationSummaryResource resource = new ClassificationSummaryResource();
+    resource.setCategory("EFG");
+    resource.setClassificationId("2");
+    resource.setCustom1("custom1");
+    resource.setCustom2("custom2");
+    resource.setCustom3("custom3");
+    resource.setCustom4("custom4");
+    resource.setCustom5("custom5");
+    resource.setCustom6("custom6");
+    resource.setCustom7("custom7");
+    resource.setCustom8("custom8");
+    resource.setDomain("domain1");
+    resource.setKey("key");
+    resource.setName("classSummary");
+    resource.setParentId("ID2");
+    resource.setParentKey("key2");
+    resource.setPriority(1);
+    resource.setType("A");
+    // when
+    ClassificationSummary classificationSummary =
+        classificationSummaryResourceAssembler.toModel(resource);
+    // then
+    testEquality(classificationSummary, resource);
+  }
+
+  private void testEquality(
+      ClassificationSummary classificationSummary, ClassificationSummaryResource resource) {
+    Assert.assertEquals(classificationSummary.getKey(), resource.key);
+    Assert.assertEquals(classificationSummary.getDomain(), resource.domain);
+    Assert.assertEquals(classificationSummary.getId(), resource.classificationId);
+    Assert.assertEquals(classificationSummary.getName(), resource.name);
+    Assert.assertEquals(classificationSummary.getCategory(), resource.category);
+    Assert.assertEquals(classificationSummary.getCustom1(), resource.custom1);
+    Assert.assertEquals(classificationSummary.getCustom2(), resource.custom2);
+    Assert.assertEquals(classificationSummary.getCustom3(), resource.custom3);
+    Assert.assertEquals(classificationSummary.getCustom4(), resource.custom4);
+    Assert.assertEquals(classificationSummary.getCustom5(), resource.custom5);
+    Assert.assertEquals(classificationSummary.getCustom6(), resource.custom6);
+    Assert.assertEquals(classificationSummary.getCustom7(), resource.custom7);
+    Assert.assertEquals(classificationSummary.getCustom8(), resource.custom8);
+    Assert.assertEquals(classificationSummary.getParentId(), resource.parentId);
+    Assert.assertEquals(classificationSummary.getParentKey(), resource.parentKey);
+    Assert.assertEquals(classificationSummary.getType(), resource.type);
+    Assert.assertEquals(classificationSummary.getPriority(), resource.priority);
+  }
+}