Add rel type to schema without properties present

Author: soerenreichardt

cypher-aggregation/src/main/java/org/neo4j/gds/projection/CypherAggregation.java

@@ -641,16 +641,18 @@ private void buildRelationshipsWithProperties(
                     Optional.empty()
                 );
 
-                var topology = allRelationships.get(0).relationships().topology();
+                var firstRelationshipsAndDirection = allRelationships.get(0);
+                var topology = firstRelationshipsAndDirection.relationships().topology();
+                var direction = firstRelationshipsAndDirection.direction();
 
                 var propertyStore = CSRGraphStoreUtil.buildRelationshipPropertyStore(
                     allRelationships,
                     Objects.requireNonNullElse(this.relationshipPropertySchemas, List.of())
                 );
 
+                var relationshipSchemaEntry = relationshipSchema.getOrCreateRelationshipType(relationshipType, direction);
                 propertyStore.relationshipProperties().forEach((propertyKey, relationshipProperties) -> {
-                    relationshipSchema
-                        .getOrCreateRelationshipType(relationshipType, Direction.DIRECTED)
+                    relationshipSchemaEntry
                         .addProperty(
                             propertyKey,
                             relationshipProperties.propertySchema()

proc/catalog/src/test/java/org/neo4j/gds/catalog/GraphListProcTest.java

@@ -31,6 +31,7 @@
 import org.junit.jupiter.params.provider.ValueSource;
 import org.neo4j.gds.BaseProcTest;
 import org.neo4j.gds.api.DatabaseId;
+import org.neo4j.gds.api.schema.Direction;
 import org.neo4j.gds.beta.generator.GraphGenerateProc;
 import org.neo4j.gds.config.GraphProjectConfig;
 import org.neo4j.gds.core.loading.GraphStoreCatalog;
@@ -403,12 +404,12 @@ void listCypherAggregation() {
                 "database", "neo4j",
                 "schema", map(
                     "nodes", map(ALL_NODES.name, map()),
-                    "relationships", map(),
+                    "relationships", map(ALL_RELATIONSHIPS.name, map()),
                     "graphProperties", map()
                 ),
                 "schemaWithOrientation", map(
                     "nodes", map(ALL_NODES.name, map()),
-                    "relationships", map(),
+                    "relationships", map(ALL_RELATIONSHIPS.name, map("properties", map(), "direction", Direction.DIRECTED.toString())),
                     "graphProperties", map()
                 ),
                 "configuration", new Condition<>(config -> {