fix: instance remove (#4602)

internal/query/projection/org_metadata_test.go

@@ -7,6 +7,7 @@ import (
 	"github.com/zitadel/zitadel/internal/eventstore"
 	"github.com/zitadel/zitadel/internal/eventstore/handler"
 	"github.com/zitadel/zitadel/internal/eventstore/repository"
+	"github.com/zitadel/zitadel/internal/repository/instance"
 	"github.com/zitadel/zitadel/internal/repository/org"
 )
 
@@ -137,6 +138,32 @@ func TestOrgMetadataProjection_reduces(t *testing.T) {
 				},
 			},
 		},
+		{
+			name: "reduceInstanceRemoved",
+			args: args{
+				event: getEvent(testEvent(
+					repository.EventType(instance.InstanceRemovedEventType),
+					instance.AggregateType,
+					nil,
+				), instance.InstanceRemovedEventMapper),
+			},
+			reduce: reduceInstanceRemovedHelper(MemberInstanceID),
+			want: wantReduce{
+				aggregateType:    eventstore.AggregateType("instance"),
+				sequence:         15,
+				previousSequence: 10,
+				executer: &testExecuter{
+					executions: []execution{
+						{
+							expectedStmt: "DELETE FROM projections.org_metadata WHERE (instance_id = $1)",
+							expectedArgs: []interface{}{
+								"agg-id",
+							},
+						},
+					},
+				},
+			},
+		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {