Bug 533681: [Sequence Diagram] Suppression of the CombinedFragment

Add test case for deletion of combined fragment containing multiple
operands with various kinds of content within each.

Change-Id: I838c106d4505d0bca8f0f293907f3840db2ad144
Signed-off-by: Christian W. Damus <give.a.damus@gmail.com>

4 files changed, 229 insertions, 0 deletions

diff --git a/tests/junit/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence.tests/resource/bugs/bug533681.di b/tests/junit/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence.tests/resource/bugs/bug533681.di
new file mode 100644
index 00000000000..8c549eecdc6
--- /dev/null
+++ b/tests/junit/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence.tests/resource/bugs/bug533681.di
@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<architecture:ArchitectureDescription xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:architecture="http://www.eclipse.org/papyrus/infra/core/architecture" contextId="org.eclipse.papyrus.infra.services.edit.TypeContext"/>
diff --git a/tests/junit/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence.tests/resource/bugs/bug533681.notation b/tests/junit/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence.tests/resource/bugs/bug533681.notation
new file mode 100644
index 00000000000..ccabfd4bf5f
--- /dev/null
+++ b/tests/junit/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence.tests/resource/bugs/bug533681.notation
@@ -0,0 +1,125 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<notation:Diagram xmi:version="2.0" xmlns:xmi="http://www.omg.org/XMI" xmlns:notation="http://www.eclipse.org/gmf/runtime/1.0.2/notation" xmlns:style="http://www.eclipse.org/papyrus/infra/gmfdiag/style" xmlns:uml="http://www.eclipse.org/uml2/5.0.0/UML" xmi:id="_QKU0YEMwEeiEZ5Jtfh6-KA" type="PapyrusUMLSequenceDiagram" name="sequence" measurementUnit="Pixel">
+  <children xmi:type="notation:Shape" xmi:id="_QKU0YUMwEeiEZ5Jtfh6-KA" type="Interaction_Shape">
+    <children xmi:type="notation:DecorationNode" xmi:id="_QKU0YkMwEeiEZ5Jtfh6-KA" type="Interaction_NameLabel">
+      <element xmi:type="uml:Interaction" href="bug533681.uml#_POkWwEMwEeiEZ5Jtfh6-KA"/>
+    </children>
+    <children xmi:type="notation:BasicCompartment" xmi:id="_QKU0Y0MwEeiEZ5Jtfh6-KA" type="Interaction_SubfragmentCompartment">
+      <children xmi:type="notation:Shape" xmi:id="_FQ-74ESnEeilLIdbxjHAOw" type="CombinedFragment_Shape">
+        <children xmi:type="notation:BasicCompartment" xmi:id="_FRAKAESnEeilLIdbxjHAOw" type="CombinedFragment_SubfragmentCompartment">
+          <children xmi:type="notation:Shape" xmi:id="_FRAKBESnEeilLIdbxjHAOw" type="InteractionOperand_Shape">
+            <children xmi:type="notation:DecorationNode" xmi:id="_FRAKBkSnEeilLIdbxjHAOw" type="InteractionOperand_Guard">
+              <element xmi:type="uml:InteractionConstraint" href="bug533681.uml#_FQ3nIUSnEeilLIdbxjHAOw"/>
+              <layoutConstraint xmi:type="notation:Bounds" xmi:id="_FRAKB0SnEeilLIdbxjHAOw" x="5" y="5"/>
+            </children>
+            <element xmi:type="uml:InteractionOperand" href="bug533681.uml#_FQ3nIESnEeilLIdbxjHAOw"/>
+            <layoutConstraint xmi:type="notation:Bounds" xmi:id="_FRAKBUSnEeilLIdbxjHAOw" width="100" height="202"/>
+          </children>
+          <children xmi:type="notation:Shape" xmi:id="_kZ88METtEei8-Im8RTxj4A" type="InteractionOperand_Shape">
+            <children xmi:type="notation:DecorationNode" xmi:id="_kZ-KUETtEei8-Im8RTxj4A" type="InteractionOperand_Guard">
+              <element xmi:type="uml:InteractionConstraint" href="bug533681.uml#_kZ1AYETtEei8-Im8RTxj4A"/>
+              <layoutConstraint xmi:type="notation:Bounds" xmi:id="_kZ-xYETtEei8-Im8RTxj4A" x="5" y="5"/>
+            </children>
+            <element xmi:type="uml:InteractionOperand" href="bug533681.uml#_kZsdgETtEei8-Im8RTxj4A"/>
+            <layoutConstraint xmi:type="notation:Bounds" xmi:id="_kZ88MUTtEei8-Im8RTxj4A" y="202" width="100" height="74"/>
+          </children>
+          <styles xmi:type="notation:SortingStyle" xmi:id="_FRAKAUSnEeilLIdbxjHAOw"/>
+          <styles xmi:type="notation:FilteringStyle" xmi:id="_FRAKAkSnEeilLIdbxjHAOw"/>
+          <element xmi:type="uml:CombinedFragment" href="bug533681.uml#_FQ2ZAESnEeilLIdbxjHAOw"/>
+          <layoutConstraint xmi:type="notation:Bounds" xmi:id="_FRAKA0SnEeilLIdbxjHAOw"/>
+        </children>
+        <element xmi:type="uml:CombinedFragment" href="bug533681.uml#_FQ2ZAESnEeilLIdbxjHAOw"/>
+        <layoutConstraint xmi:type="notation:Bounds" xmi:id="_FQ-74USnEeilLIdbxjHAOw" x="14" y="40" width="381" height="296"/>
+      </children>
+      <children xmi:type="notation:Shape" xmi:id="_RZ4XwEMwEeiEZ5Jtfh6-KA" type="Lifeline_Shape">
+        <children xmi:type="notation:DecorationNode" xmi:id="_RZ4-0EMwEeiEZ5Jtfh6-KA" type="Lifeline_NameLabel">
+          <element xmi:type="uml:Lifeline" href="bug533681.uml#_RZwb8EMwEeiEZ5Jtfh6-KA"/>
+        </children>
+        <element xmi:type="uml:Lifeline" href="bug533681.uml#_RZwb8EMwEeiEZ5Jtfh6-KA"/>
+        <layoutConstraint xmi:type="notation:Bounds" xmi:id="_RZ4XwUMwEeiEZ5Jtfh6-KA" x="58" y="10"/>
+      </children>
+      <children xmi:type="notation:Shape" xmi:id="_R0X7YEMwEeiEZ5Jtfh6-KA" type="Lifeline_Shape">
+        <children xmi:type="notation:DecorationNode" xmi:id="_R0X7YkMwEeiEZ5Jtfh6-KA" type="Lifeline_NameLabel">
+          <element xmi:type="uml:Lifeline" href="bug533681.uml#_R0URAEMwEeiEZ5Jtfh6-KA"/>
+        </children>
+        <children xmi:type="notation:BasicCompartment" xmi:id="_R0cM0EMwEeiEZ5Jtfh6-KA" type="compartment_shape_display">
+          <styles xmi:type="notation:TitleStyle" xmi:id="_R0cM0UMwEeiEZ5Jtfh6-KA"/>
+          <element xmi:type="uml:Lifeline" href="bug533681.uml#_R0URAEMwEeiEZ5Jtfh6-KA"/>
+          <layoutConstraint xmi:type="notation:Bounds" xmi:id="_R0cM0kMwEeiEZ5Jtfh6-KA"/>
+        </children>
+        <children xmi:type="notation:Shape" xmi:id="_XgABcEMwEeiEZ5Jtfh6-KA" type="BehaviorExecutionSpecification_Shape">
+          <children xmi:type="notation:DecorationNode" xmi:id="_XgABckMwEeiEZ5Jtfh6-KA" type="BehaviorExecutionSpecification_Behavior">
+            <element xmi:type="uml:BehaviorExecutionSpecification" href="bug533681.uml#_Xf7wAEMwEeiEZ5Jtfh6-KA"/>
+            <layoutConstraint xmi:type="notation:Location" xmi:id="_XgAogEMwEeiEZ5Jtfh6-KA" x="18" y="18"/>
+          </children>
+          <element xmi:type="uml:BehaviorExecutionSpecification" href="bug533681.uml#_Xf7wAEMwEeiEZ5Jtfh6-KA"/>
+          <layoutConstraint xmi:type="notation:Bounds" xmi:id="_XgABcUMwEeiEZ5Jtfh6-KA" x="40" y="90" width="20" height="100"/>
+        </children>
+        <children xmi:type="notation:Shape" xmi:id="_n0MOcETtEei8-Im8RTxj4A" type="DestructionOccurrenceSpecification_Shape">
+          <element xmi:type="uml:DestructionOccurrenceSpecification" href="bug533681.uml#_nzCX4ETtEei8-Im8RTxj4A"/>
+          <layoutConstraint xmi:type="notation:Bounds" xmi:id="_n0MOcUTtEei8-Im8RTxj4A" x="57" y="310"/>
+        </children>
+        <element xmi:type="uml:Lifeline" href="bug533681.uml#_R0URAEMwEeiEZ5Jtfh6-KA"/>
+        <layoutConstraint xmi:type="notation:Bounds" xmi:id="_R0X7YUMwEeiEZ5Jtfh6-KA" x="237" y="10" height="290"/>
+      </children>
+      <element xmi:type="uml:Interaction" href="bug533681.uml#_POkWwEMwEeiEZ5Jtfh6-KA"/>
+      <layoutConstraint xmi:type="notation:Bounds" xmi:id="_QKU0ZEMwEeiEZ5Jtfh6-KA"/>
+    </children>
+    <element xmi:type="uml:Interaction" href="bug533681.uml#_POkWwEMwEeiEZ5Jtfh6-KA"/>
+    <layoutConstraint xmi:type="notation:Bounds" xmi:id="_QKU0ZUMwEeiEZ5Jtfh6-KA"/>
+  </children>
+  <styles xmi:type="notation:StringValueStyle" xmi:id="_QKU0ZkMwEeiEZ5Jtfh6-KA" name="diagram_compatibility_version" stringValue="1.4.0"/>
+  <styles xmi:type="notation:DiagramStyle" xmi:id="_QKU0Z0MwEeiEZ5Jtfh6-KA"/>
+  <styles xmi:type="style:PapyrusDiagramStyle" xmi:id="_QKU0aEMwEeiEZ5Jtfh6-KA" diagramKindId="org.eclipse.papyrus.uml.diagram.sequence">
+    <owner xmi:type="uml:Class" href="bug533681.uml#_Jqu6wEMwEeiEZ5Jtfh6-KA"/>
+  </styles>
+  <element xmi:type="uml:Interaction" href="bug533681.uml#_POkWwEMwEeiEZ5Jtfh6-KA"/>
+  <edges xmi:type="notation:Connector" xmi:id="_Xfg5QEMwEeiEZ5Jtfh6-KA" type="Message_SynchEdge" source="_RZ4XwEMwEeiEZ5Jtfh6-KA" target="_R0X7YEMwEeiEZ5Jtfh6-KA">
+    <children xmi:type="notation:DecorationNode" xmi:id="_Xfg5Q0MwEeiEZ5Jtfh6-KA" type="Message_SynchNameLabel">
+      <element xmi:type="uml:Message" href="bug533681.uml#_XfUsAEMwEeiEZ5Jtfh6-KA"/>
+      <layoutConstraint xmi:type="notation:Location" xmi:id="_Xfg5REMwEeiEZ5Jtfh6-KA" x="1" y="-13"/>
+    </children>
+    <children xmi:type="notation:DecorationNode" xmi:id="_XfhgUEMwEeiEZ5Jtfh6-KA" type="Message_SynchStereotypeLabel">
+      <element xmi:type="uml:Message" href="bug533681.uml#_XfUsAEMwEeiEZ5Jtfh6-KA"/>
+      <layoutConstraint xmi:type="notation:Location" xmi:id="_XfhgUUMwEeiEZ5Jtfh6-KA" x="1" y="-33"/>
+    </children>
+    <styles xmi:type="notation:FontStyle" xmi:id="_Xfg5QUMwEeiEZ5Jtfh6-KA"/>
+    <styles xmi:type="notation:LineStyle" xmi:id="_XfhgUkMwEeiEZ5Jtfh6-KA"/>
+    <element xmi:type="uml:Message" href="bug533681.uml#_XfUsAEMwEeiEZ5Jtfh6-KA"/>
+    <bendpoints xmi:type="notation:RelativeBendpoints" xmi:id="_Xfg5QkMwEeiEZ5Jtfh6-KA" points="[0, 0, -179, 0]$[179, 0, 0, 0]"/>
+    <sourceAnchor xmi:type="notation:IdentityAnchor" xmi:id="_XftGgEMwEeiEZ5Jtfh6-KA" id="(0.5,0.12857142857142856)"/>
+    <targetAnchor xmi:type="notation:IdentityAnchor" xmi:id="_XfttkEMwEeiEZ5Jtfh6-KA" id="(0.5,0.3103448275862069)"/>
+  </edges>
+  <edges xmi:type="notation:Connector" xmi:id="_XgIkUEMwEeiEZ5Jtfh6-KA" type="Message_ReplyEdge" source="_R0X7YEMwEeiEZ5Jtfh6-KA" target="_RZ4XwEMwEeiEZ5Jtfh6-KA">
+    <children xmi:type="notation:DecorationNode" xmi:id="_XgIkU0MwEeiEZ5Jtfh6-KA" type="Message_ReplyNameLabel">
+      <element xmi:type="uml:Message" href="bug533681.uml#_XgGvIEMwEeiEZ5Jtfh6-KA"/>
+      <layoutConstraint xmi:type="notation:Location" xmi:id="_XgIkVEMwEeiEZ5Jtfh6-KA" x="1" y="-13"/>
+    </children>
+    <children xmi:type="notation:DecorationNode" xmi:id="_XgIkVUMwEeiEZ5Jtfh6-KA" type="Message_ReplyStereotypeLabel">
+      <element xmi:type="uml:Message" href="bug533681.uml#_XgGvIEMwEeiEZ5Jtfh6-KA"/>
+      <layoutConstraint xmi:type="notation:Location" xmi:id="_XgIkVkMwEeiEZ5Jtfh6-KA" x="1" y="-33"/>
+    </children>
+    <styles xmi:type="notation:FontStyle" xmi:id="_XgIkUUMwEeiEZ5Jtfh6-KA"/>
+    <styles xmi:type="notation:LineStyle" xmi:id="_XgIkV0MwEeiEZ5Jtfh6-KA"/>
+    <element xmi:type="uml:Message" href="bug533681.uml#_XgGvIEMwEeiEZ5Jtfh6-KA"/>
+    <bendpoints xmi:type="notation:RelativeBendpoints" xmi:id="_XgIkUkMwEeiEZ5Jtfh6-KA" points="[0, 0, 179, 0]$[-179, 0, 0, 0]"/>
+    <sourceAnchor xmi:type="notation:IdentityAnchor" xmi:id="_XgJycEMwEeiEZ5Jtfh6-KA" id="(0.5,0.6551724137931033)"/>
+    <targetAnchor xmi:type="notation:IdentityAnchor" xmi:id="_XgJycUMwEeiEZ5Jtfh6-KA" id="(0.5,0.2714285714285714)"/>
+  </edges>
+  <edges xmi:type="notation:Connector" xmi:id="_nzN-EETtEei8-Im8RTxj4A" type="Message_DeleteEdge" source="_RZ4XwEMwEeiEZ5Jtfh6-KA" target="_R0X7YEMwEeiEZ5Jtfh6-KA">
+    <children xmi:type="notation:DecorationNode" xmi:id="_nzOlIkTtEei8-Im8RTxj4A" type="Message_DeleteNameLabel">
+      <element xmi:type="uml:Message" href="bug533681.uml#_ny3_0ETtEei8-Im8RTxj4A"/>
+      <layoutConstraint xmi:type="notation:Location" xmi:id="_nzOlI0TtEei8-Im8RTxj4A" x="1" y="-13"/>
+    </children>
+    <children xmi:type="notation:DecorationNode" xmi:id="_nzOlJETtEei8-Im8RTxj4A" type="Message_DeleteStereotypeLabel">
+      <element xmi:type="uml:Message" href="bug533681.uml#_ny3_0ETtEei8-Im8RTxj4A"/>
+      <layoutConstraint xmi:type="notation:Location" xmi:id="_nzOlJUTtEei8-Im8RTxj4A" x="1" y="-33"/>
+    </children>
+    <styles xmi:type="notation:FontStyle" xmi:id="_nzOlIETtEei8-Im8RTxj4A"/>
+    <styles xmi:type="notation:LineStyle" xmi:id="_nzOlJkTtEei8-Im8RTxj4A"/>
+    <element xmi:type="uml:Message" href="bug533681.uml#_ny3_0ETtEei8-Im8RTxj4A"/>
+    <bendpoints xmi:type="notation:RelativeBendpoints" xmi:id="_nzOlIUTtEei8-Im8RTxj4A" points="[0, 0, -179, 0]$[179, 0, 0, 0]"/>
+    <sourceAnchor xmi:type="notation:IdentityAnchor" xmi:id="_nztGQETtEei8-Im8RTxj4A" id="(0.5,0.4142857142857143)"/>
+    <targetAnchor xmi:type="notation:IdentityAnchor" xmi:id="_nztGQUTtEei8-Im8RTxj4A" id="(0.5,1.0)"/>
+  </edges>
+</notation:Diagram>
diff --git a/tests/junit/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence.tests/resource/bugs/bug533681.uml b/tests/junit/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence.tests/resource/bugs/bug533681.uml
new file mode 100644
index 00000000000..16ad215666e
--- /dev/null
+++ b/tests/junit/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence.tests/resource/bugs/bug533681.uml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<uml:Model xmi:version="20131001" xmlns:xmi="http://www.omg.org/spec/XMI/20131001" xmlns:uml="http://www.eclipse.org/uml2/5.0.0/UML" xmi:id="_HWN6cEMwEeiEZ5Jtfh6-KA" name="bug533681">
+  <packageImport xmi:type="uml:PackageImport" xmi:id="_HeHSMEMwEeiEZ5Jtfh6-KA">
+    <importedPackage xmi:type="uml:Model" href="pathmap://UML_LIBRARIES/UMLPrimitiveTypes.library.uml#_0"/>
+  </packageImport>
+  <packagedElement xmi:type="uml:Class" xmi:id="_Jqu6wEMwEeiEZ5Jtfh6-KA" name="Foo" classifierBehavior="_POkWwEMwEeiEZ5Jtfh6-KA">
+    <ownedAttribute xmi:type="uml:Property" xmi:id="_LwEPkEMwEeiEZ5Jtfh6-KA" name="a"/>
+    <ownedAttribute xmi:type="uml:Property" xmi:id="_M6OVkEMwEeiEZ5Jtfh6-KA" name="b"/>
+    <ownedBehavior xmi:type="uml:Interaction" xmi:id="_POkWwEMwEeiEZ5Jtfh6-KA" name="DoIt">
+      <lifeline xmi:type="uml:Lifeline" xmi:id="_RZwb8EMwEeiEZ5Jtfh6-KA" name="a" represents="_LwEPkEMwEeiEZ5Jtfh6-KA" coveredBy="_FQ3nIESnEeilLIdbxjHAOw _kZsdgETtEei8-Im8RTxj4A _XfZkgEMwEeiEZ5Jtfh6-KA _XgH9QEMwEeiEZ5Jtfh6-KA _ny_UkETtEei8-Im8RTxj4A _FQ2ZAESnEeilLIdbxjHAOw"/>
+      <lifeline xmi:type="uml:Lifeline" xmi:id="_R0URAEMwEeiEZ5Jtfh6-KA" name="b" represents="_M6OVkEMwEeiEZ5Jtfh6-KA" coveredBy="_FQ3nIESnEeilLIdbxjHAOw _kZsdgETtEei8-Im8RTxj4A _XfaLkEMwEeiEZ5Jtfh6-KA _XgHWMEMwEeiEZ5Jtfh6-KA _nzCX4ETtEei8-Im8RTxj4A _Xf7wAEMwEeiEZ5Jtfh6-KA _FQ2ZAESnEeilLIdbxjHAOw"/>
+      <fragment xmi:type="uml:CombinedFragment" xmi:id="_FQ2ZAESnEeilLIdbxjHAOw" name="cfrag" covered="_RZwb8EMwEeiEZ5Jtfh6-KA _R0URAEMwEeiEZ5Jtfh6-KA" interactionOperator="alt">
+        <operand xmi:type="uml:InteractionOperand" xmi:id="_FQ3nIESnEeilLIdbxjHAOw" name="alt1" covered="_RZwb8EMwEeiEZ5Jtfh6-KA _R0URAEMwEeiEZ5Jtfh6-KA">
+          <ownedComment xmi:type="uml:Comment" xmi:id="_WhxXAEi0EeiqJbu8mwQLKA">
+            <body>This branch will never happen.</body>
+          </ownedComment>
+          <fragment xmi:type="uml:MessageOccurrenceSpecification" xmi:id="_XfZkgEMwEeiEZ5Jtfh6-KA" name="request-send" covered="_RZwb8EMwEeiEZ5Jtfh6-KA" message="_XfUsAEMwEeiEZ5Jtfh6-KA"/>
+          <fragment xmi:type="uml:MessageOccurrenceSpecification" xmi:id="_XfaLkEMwEeiEZ5Jtfh6-KA" name="request-recv" covered="_R0URAEMwEeiEZ5Jtfh6-KA" message="_XfUsAEMwEeiEZ5Jtfh6-KA"/>
+          <fragment xmi:type="uml:BehaviorExecutionSpecification" xmi:id="_Xf7wAEMwEeiEZ5Jtfh6-KA" name="exec" covered="_R0URAEMwEeiEZ5Jtfh6-KA" finish="_XgHWMEMwEeiEZ5Jtfh6-KA" start="_XfaLkEMwEeiEZ5Jtfh6-KA"/>
+          <fragment xmi:type="uml:MessageOccurrenceSpecification" xmi:id="_XgHWMEMwEeiEZ5Jtfh6-KA" name="reply-send" covered="_R0URAEMwEeiEZ5Jtfh6-KA" message="_XgGvIEMwEeiEZ5Jtfh6-KA"/>
+          <fragment xmi:type="uml:MessageOccurrenceSpecification" xmi:id="_XgH9QEMwEeiEZ5Jtfh6-KA" name="reply-recv" covered="_RZwb8EMwEeiEZ5Jtfh6-KA" message="_XgGvIEMwEeiEZ5Jtfh6-KA"/>
+          <guard xmi:type="uml:InteractionConstraint" xmi:id="_FQ3nIUSnEeilLIdbxjHAOw" name="guard">
+            <specification xmi:type="uml:LiteralBoolean" xmi:id="_MNfq0Ei0EeiqJbu8mwQLKA"/>
+          </guard>
+        </operand>
+        <operand xmi:type="uml:InteractionOperand" xmi:id="_kZsdgETtEei8-Im8RTxj4A" name="alt2" covered="_RZwb8EMwEeiEZ5Jtfh6-KA _R0URAEMwEeiEZ5Jtfh6-KA">
+          <ownedComment xmi:type="uml:Comment" xmi:id="_ZsEIwEi0EeiqJbu8mwQLKA">
+            <body>This branch will always happen.</body>
+          </ownedComment>
+          <fragment xmi:type="uml:MessageOccurrenceSpecification" xmi:id="_ny_UkETtEei8-Im8RTxj4A" name="delete-send" covered="_RZwb8EMwEeiEZ5Jtfh6-KA" message="_ny3_0ETtEei8-Im8RTxj4A"/>
+          <fragment xmi:type="uml:DestructionOccurrenceSpecification" xmi:id="_nzCX4ETtEei8-Im8RTxj4A" name="deleted" covered="_R0URAEMwEeiEZ5Jtfh6-KA" message="_ny3_0ETtEei8-Im8RTxj4A"/>
+          <guard xmi:type="uml:InteractionConstraint" xmi:id="_kZ1AYETtEei8-Im8RTxj4A" name="guard"/>
+        </operand>
+      </fragment>
+      <message xmi:type="uml:Message" xmi:id="_XfUsAEMwEeiEZ5Jtfh6-KA" name="request" receiveEvent="_XfaLkEMwEeiEZ5Jtfh6-KA" sendEvent="_XfZkgEMwEeiEZ5Jtfh6-KA"/>
+      <message xmi:type="uml:Message" xmi:id="_XgGvIEMwEeiEZ5Jtfh6-KA" messageSort="reply" receiveEvent="_XgH9QEMwEeiEZ5Jtfh6-KA" sendEvent="_XgHWMEMwEeiEZ5Jtfh6-KA"/>
+      <message xmi:type="uml:Message" xmi:id="_ny3_0ETtEei8-Im8RTxj4A" name="delete" messageSort="deleteMessage" receiveEvent="_nzCX4ETtEei8-Im8RTxj4A" sendEvent="_ny_UkETtEei8-Im8RTxj4A"/>
+    </ownedBehavior>
+  </packagedElement>
+</uml:Model>
diff --git a/tests/junit/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence.tests/src/org/eclipse/papyrus/uml/diagram/sequence/tests/bug/CombinedFragmentRegressionTest.java b/tests/junit/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence.tests/src/org/eclipse/papyrus/uml/diagram/sequence/tests/bug/CombinedFragmentRegressionTest.java
index 6b1249663f8..83a0afbdb6f 100644
--- a/tests/junit/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence.tests/src/org/eclipse/papyrus/uml/diagram/sequence/tests/bug/CombinedFragmentRegressionTest.java
+++ b/tests/junit/plugins/uml/diagram/org.eclipse.papyrus.uml.diagram.sequence.tests/src/org/eclipse/papyrus/uml/diagram/sequence/tests/bug/CombinedFragmentRegressionTest.java
@@ -19,6 +19,8 @@ import static org.eclipse.papyrus.junit.matchers.MoreMatchers.isEmpty;
 import static org.eclipse.papyrus.junit.matchers.MoreMatchers.lessThan;
 import static org.eclipse.papyrus.junit.utils.rules.PapyrusEditorFixture.at;
 import static org.eclipse.papyrus.junit.utils.rules.PapyrusEditorFixture.sized;
+import static org.hamcrest.CoreMatchers.either;
+import static org.hamcrest.CoreMatchers.everyItem;
 import static org.hamcrest.CoreMatchers.hasItem;
 import static org.hamcrest.CoreMatchers.hasItems;
 import static org.hamcrest.CoreMatchers.instanceOf;
@@ -29,6 +31,8 @@ import static org.hamcrest.CoreMatchers.nullValue;
 import static org.hamcrest.MatcherAssert.assertThat;
 import static org.junit.Assume.assumeThat;
 
+import java.util.Arrays;
+import java.util.List;
 import java.util.function.Consumer;
 
 import org.eclipse.draw2d.IFigure;
@@ -48,11 +52,19 @@ import org.eclipse.papyrus.junit.utils.rules.PluginResource;
 import org.eclipse.papyrus.uml.diagram.sequence.providers.UMLElementTypes;
 import org.eclipse.papyrus.uml.diagram.sequence.util.SequenceUtil;
 import org.eclipse.uml2.uml.CombinedFragment;
+import org.eclipse.uml2.uml.Comment;
+import org.eclipse.uml2.uml.Constraint;
+import org.eclipse.uml2.uml.DestructionOccurrenceSpecification;
+import org.eclipse.uml2.uml.Element;
 import org.eclipse.uml2.uml.ExecutionSpecification;
 import org.eclipse.uml2.uml.Interaction;
 import org.eclipse.uml2.uml.InteractionFragment;
 import org.eclipse.uml2.uml.InteractionOperand;
 import org.eclipse.uml2.uml.Lifeline;
+import org.eclipse.uml2.uml.Message;
+import org.hamcrest.CoreMatchers;
+import org.hamcrest.CustomTypeSafeMatcher;
+import org.hamcrest.Matcher;
 import org.junit.Rule;
 import org.junit.Test;
 
@@ -473,4 +485,54 @@ public class CombinedFragmentRegressionTest extends AbstractPapyrusTest {
 		org.eclipse.gef.commands.Command command = target.getCommand(request);
 		assertThat("Should not be able to create", command, not(CommandMatchers.GEF.canExecute()));
 	}
+
+	/**
+	 * Verify that the deletion of a combined fragment deletes all of the interaction
+	 * operands within it (this is different to {@link #deleteCombinedFragment()} which
+	 * tests a combined fragment having only one operand).
+	 */
+	@Test
+	@PluginResource("resource/bugs/bug533681.di")
+	public void deleteCombinedFragmentMultipleOperands_533681() {
+		EditPart combinedFragmentEP = editor.findEditPart("cfrag", CombinedFragment.class);
+
+		CombinedFragment cfrag = (CombinedFragment) combinedFragmentEP.getAdapter(EObject.class);
+		Interaction interaction = cfrag.getEnclosingInteraction();
+		assumeThat("No interaction", interaction, notNullValue());
+
+		InteractionOperand alt1 = cfrag.getOperand("alt1");
+		InteractionOperand alt2 = cfrag.getOperand("alt2");
+
+		editor.delete(combinedFragmentEP);
+
+		assertThat("Operands not deleted", Arrays.asList(alt1, alt2), everyItem(isDeleted()));
+		assertThat("Combined fragment not deleted", cfrag, isDeleted());
+
+		// Key interaction fragments still exist and are shown, and messages
+		EditPart requestMessage = editor.findEditPart("request", Message.class);
+		assertThat("Message went missing", requestMessage, notNullValue());
+		EditPart execSpec = editor.findEditPart("exec", ExecutionSpecification.class);
+		assertThat("Execution went missing", execSpec, notNullValue());
+		EditPart destruction = editor.findEditPart("deleted", DestructionOccurrenceSpecification.class);
+		assertThat("Destruction went missing", destruction, notNullValue());
+
+		// But other contents of the interaction operands are, of course, gone
+		List<Element> allInteractionContents = interaction.allOwnedElements();
+		assertThat(allInteractionContents, everyItem(not(
+				either(CoreMatchers.<Element> instanceOf(Constraint.class))
+						.or(instanceOf(Comment.class)))));
+	}
+
+	//
+	// Test framework
+	//
+
+	static Matcher<EObject> isDeleted() {
+		return new CustomTypeSafeMatcher<EObject>("is deleted") {
+			@Override
+			protected boolean matchesSafely(EObject item) {
+				return item.eResource() == null;
+			}
+		};
+	}
 }