[1006] Display isInitial and isDefault of FeatureValue Core tab

Bug: #1006
Signed-off-by: Arthur Daussy <arthur.daussy@obeo.fr>

Author: adaussy

CHANGELOG.adoc

@@ -52,6 +52,8 @@ The changes are:
 - https://github.com/eclipse-syson/syson/issues/992[#992] [export] Implement SysML export of `ConcernDefinition`, `ConcernUsage` and `StakeholderMembership`
 - https://github.com/eclipse-syson/syson/issues/960[#960] [general-view] In the selection dialog of the creation tools for `Stakeholders` and `Actors`, display possible `Part Usage` candidates in a tree instead of a list.
 - https://github.com/eclipse-syson/syson/issues/1012[#1012] [general-view] Allow package nodes to be smaller than their default size
+- https://github.com/eclipse-syson/syson/issues/1006[#1006] [details] Display `FeatureValue.isDefault` and `FeatureValue.isInitial` in Core tab of `FeatureValue` concept.
+
 
 === New features
 

backend/application/syson-application-configuration/src/main/java/org/eclipse/syson/application/services/CoreFeaturesSwitch.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2023, 2024 Obeo.
+ * Copyright (c) 2023, 2025 Obeo.
  * This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v2.0
  * which accompanies this distribution, and is available at
@@ -22,6 +22,7 @@
 import org.eclipse.syson.sysml.Element;
 import org.eclipse.syson.sysml.Feature;
 import org.eclipse.syson.sysml.FeatureTyping;
+import org.eclipse.syson.sysml.FeatureValue;
 import org.eclipse.syson.sysml.LiteralBoolean;
 import org.eclipse.syson.sysml.LiteralInteger;
 import org.eclipse.syson.sysml.LiteralRational;
@@ -92,6 +93,15 @@ public List<EStructuralFeature> caseFeature(Feature object) {
         return features;
     }
 
+    @Override
+    public List<EStructuralFeature> caseFeatureValue(FeatureValue object) {
+        var features = new ArrayList<EStructuralFeature>();
+        features.addAll(this.caseMembership(object));
+        features.add(SysmlPackage.eINSTANCE.getFeatureValue_IsDefault());
+        features.add(SysmlPackage.eINSTANCE.getFeatureValue_IsInitial());
+        return features;
+    }
+
     @Override
     public List<EStructuralFeature> caseFeatureTyping(FeatureTyping object) {
         var features = new ArrayList<EStructuralFeature>();

backend/application/syson-application-configuration/src/test/java/org/eclipse/syson/application/services/DetailsViewServiceTest.java

@@ -56,6 +56,14 @@ public void getCoreFeaturesOfPartUsage() {
                 SysmlPackage.eINSTANCE.getOccurrenceUsage_IsIndividual());
     }
 
+    @Test
+    public void getCoreFeaturesOfFeatureValue() {
+        List<EStructuralFeature> coreStructuralFeatures = this.detailsViewService.getCoreFeatures(SysmlFactory.eINSTANCE.createFeatureValue());
+        assertThat(coreStructuralFeatures).containsOnly(SysmlPackage.eINSTANCE.getMembership_Visibility(),
+                SysmlPackage.eINSTANCE.getFeatureValue_IsDefault(),
+                SysmlPackage.eINSTANCE.getFeatureValue_IsInitial());
+    }
+
     @Test
     public void isReadOnlyElementInImportedLibrary() {
         Resource resource = new JSONResourceFactory().createResourceFromPath("testResource");

doc/content/modules/user-manual/pages/release-notes/2025.2.0.adoc

@@ -127,6 +127,8 @@ image::release-notes-diagrams-export-as-png.png[Export diagram as PNG, width=50%
 * `Stakeholder Membership`
 
 - In the `General View` diagram, Package graphical nodes can now be resized smaller than their default size.
+- Display in the _Details_ view the properties _isDefault_ and _isInitial_ in Core tab of `FeatureValue` concept.
+
 
 == Dependency update