Squashed 'vendor/ruvector/' content from commit b64c2172
git-subtree-dir: vendor/ruvector git-subtree-split: b64c21726f2bb37286d9ee36a7869fef60cc6900
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ruv
363
crates/ruvector-graph/tests/compatibility_tests.rs
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363
crates/ruvector-graph/tests/compatibility_tests.rs
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//! Neo4j compatibility tests
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//!
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//! Tests to verify that RuVector graph database is compatible with Neo4j
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//! in terms of query syntax and result format.
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use ruvector_graph::{Edge, GraphDB, Label, Node, Properties, PropertyValue};
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fn setup_movie_graph() -> GraphDB {
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let db = GraphDB::new();
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// Actors
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let mut keanu_props = Properties::new();
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keanu_props.insert(
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"name".to_string(),
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PropertyValue::String("Keanu Reeves".to_string()),
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);
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keanu_props.insert("born".to_string(), PropertyValue::Integer(1964));
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let mut carrie_props = Properties::new();
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carrie_props.insert(
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"name".to_string(),
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PropertyValue::String("Carrie-Anne Moss".to_string()),
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);
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carrie_props.insert("born".to_string(), PropertyValue::Integer(1967));
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let mut laurence_props = Properties::new();
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laurence_props.insert(
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"name".to_string(),
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PropertyValue::String("Laurence Fishburne".to_string()),
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);
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laurence_props.insert("born".to_string(), PropertyValue::Integer(1961));
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// Movies
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let mut matrix_props = Properties::new();
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matrix_props.insert(
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"title".to_string(),
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PropertyValue::String("The Matrix".to_string()),
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);
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matrix_props.insert("released".to_string(), PropertyValue::Integer(1999));
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matrix_props.insert(
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"tagline".to_string(),
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PropertyValue::String("Welcome to the Real World".to_string()),
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);
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db.create_node(Node::new(
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"keanu".to_string(),
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vec![Label {
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name: "Person".to_string(),
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}],
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keanu_props,
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))
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.unwrap();
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db.create_node(Node::new(
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"carrie".to_string(),
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vec![Label {
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name: "Person".to_string(),
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}],
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carrie_props,
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))
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.unwrap();
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db.create_node(Node::new(
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"laurence".to_string(),
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vec![Label {
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name: "Person".to_string(),
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}],
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laurence_props,
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))
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.unwrap();
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db.create_node(Node::new(
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"matrix".to_string(),
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vec![Label {
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name: "Movie".to_string(),
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}],
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matrix_props,
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))
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.unwrap();
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// Relationships
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let mut keanu_role = Properties::new();
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keanu_role.insert(
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"roles".to_string(),
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PropertyValue::List(vec![PropertyValue::String("Neo".to_string())]),
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);
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let mut carrie_role = Properties::new();
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carrie_role.insert(
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"roles".to_string(),
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PropertyValue::List(vec![PropertyValue::String("Trinity".to_string())]),
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);
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let mut laurence_role = Properties::new();
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laurence_role.insert(
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"roles".to_string(),
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PropertyValue::List(vec![PropertyValue::String("Morpheus".to_string())]),
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);
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db.create_edge(Edge::new(
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"e1".to_string(),
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"keanu".to_string(),
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"matrix".to_string(),
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"ACTED_IN".to_string(),
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keanu_role,
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))
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.unwrap();
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db.create_edge(Edge::new(
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"e2".to_string(),
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"carrie".to_string(),
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"matrix".to_string(),
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"ACTED_IN".to_string(),
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carrie_role,
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))
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.unwrap();
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db.create_edge(Edge::new(
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"e3".to_string(),
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"laurence".to_string(),
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"matrix".to_string(),
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"ACTED_IN".to_string(),
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laurence_role,
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))
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.unwrap();
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db
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}
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// ============================================================================
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// Neo4j Query Compatibility Tests
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// ============================================================================
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#[test]
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fn test_neo4j_match_all_nodes() {
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let db = setup_movie_graph();
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// Neo4j query: MATCH (n) RETURN n
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// TODO: Implement query execution
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// let results = db.execute("MATCH (n) RETURN n").unwrap();
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// assert_eq!(results.len(), 4); // 3 people + 1 movie
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// For now, verify graph setup
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assert!(db.get_node("keanu").is_some());
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assert!(db.get_node("matrix").is_some());
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}
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#[test]
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fn test_neo4j_match_with_label() {
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let db = setup_movie_graph();
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// Neo4j query: MATCH (p:Person) RETURN p
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// TODO: Implement
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// let results = db.execute("MATCH (p:Person) RETURN p").unwrap();
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// assert_eq!(results.len(), 3);
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// Verify label filtering would work
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let keanu = db.get_node("keanu").unwrap();
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assert_eq!(keanu.labels[0].name, "Person");
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}
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#[test]
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fn test_neo4j_match_with_properties() {
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let db = setup_movie_graph();
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// Neo4j query: MATCH (m:Movie {title: 'The Matrix'}) RETURN m
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// TODO: Implement
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// let results = db.execute("MATCH (m:Movie {title: 'The Matrix'}) RETURN m").unwrap();
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// assert_eq!(results.len(), 1);
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let matrix = db.get_node("matrix").unwrap();
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assert_eq!(
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matrix.properties.get("title"),
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Some(&PropertyValue::String("The Matrix".to_string()))
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);
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}
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#[test]
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fn test_neo4j_match_relationship() {
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let db = setup_movie_graph();
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// Neo4j query: MATCH (a:Person)-[r:ACTED_IN]->(m:Movie) RETURN a, r, m
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// TODO: Implement
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// let results = db.execute("MATCH (a:Person)-[r:ACTED_IN]->(m:Movie) RETURN a, r, m").unwrap();
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// assert_eq!(results.len(), 3);
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let edge = db.get_edge("e1").unwrap();
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assert_eq!(edge.edge_type, "ACTED_IN");
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}
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#[test]
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fn test_neo4j_where_clause() {
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let db = setup_movie_graph();
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// Neo4j query: MATCH (p:Person) WHERE p.born > 1965 RETURN p
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// TODO: Implement
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// let results = db.execute("MATCH (p:Person) WHERE p.born > 1965 RETURN p").unwrap();
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// assert_eq!(results.len(), 1); // Only Carrie-Anne Moss
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let carrie = db.get_node("carrie").unwrap();
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if let Some(PropertyValue::Integer(born)) = carrie.properties.get("born") {
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assert!(*born > 1965);
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}
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}
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#[test]
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fn test_neo4j_count_aggregation() {
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let db = setup_movie_graph();
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// Neo4j query: MATCH (p:Person) RETURN COUNT(p)
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// TODO: Implement
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// let results = db.execute("MATCH (p:Person) RETURN COUNT(p)").unwrap();
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// assert_eq!(results[0]["count"], 3);
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// Manually verify
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assert!(db.get_node("keanu").is_some());
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assert!(db.get_node("carrie").is_some());
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assert!(db.get_node("laurence").is_some());
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}
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#[test]
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fn test_neo4j_collect_aggregation() {
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let db = setup_movie_graph();
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// Neo4j query: MATCH (p:Person)-[:ACTED_IN]->(m:Movie)
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// RETURN m.title, COLLECT(p.name) AS actors
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// TODO: Implement
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// let results = db.execute("...").unwrap();
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// Verify relationships exist
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assert!(db.get_edge("e1").is_some());
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assert!(db.get_edge("e2").is_some());
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assert!(db.get_edge("e3").is_some());
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}
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// ============================================================================
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// Neo4j Data Type Compatibility
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// ============================================================================
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#[test]
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fn test_neo4j_string_property() {
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let db = GraphDB::new();
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let mut props = Properties::new();
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props.insert(
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"name".to_string(),
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PropertyValue::String("Test".to_string()),
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);
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db.create_node(Node::new("n1".to_string(), vec![], props))
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.unwrap();
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let node = db.get_node("n1").unwrap();
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assert!(matches!(
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node.properties.get("name"),
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Some(PropertyValue::String(_))
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));
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}
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#[test]
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fn test_neo4j_integer_property() {
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let db = GraphDB::new();
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let mut props = Properties::new();
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props.insert("count".to_string(), PropertyValue::Integer(42));
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db.create_node(Node::new("n1".to_string(), vec![], props))
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.unwrap();
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let node = db.get_node("n1").unwrap();
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assert_eq!(
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node.properties.get("count"),
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Some(&PropertyValue::Integer(42))
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);
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}
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#[test]
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fn test_neo4j_float_property() {
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let db = GraphDB::new();
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let mut props = Properties::new();
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props.insert("score".to_string(), PropertyValue::Float(3.14));
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db.create_node(Node::new("n1".to_string(), vec![], props))
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.unwrap();
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let node = db.get_node("n1").unwrap();
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assert_eq!(
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node.properties.get("score"),
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Some(&PropertyValue::Float(3.14))
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);
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}
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#[test]
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fn test_neo4j_boolean_property() {
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let db = GraphDB::new();
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let mut props = Properties::new();
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props.insert("active".to_string(), PropertyValue::Boolean(true));
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db.create_node(Node::new("n1".to_string(), vec![], props))
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.unwrap();
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let node = db.get_node("n1").unwrap();
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assert_eq!(
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node.properties.get("active"),
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Some(&PropertyValue::Boolean(true))
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);
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}
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#[test]
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fn test_neo4j_list_property() {
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let db = GraphDB::new();
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let mut props = Properties::new();
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props.insert(
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"tags".to_string(),
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PropertyValue::List(vec![
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PropertyValue::String("tag1".to_string()),
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PropertyValue::String("tag2".to_string()),
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]),
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);
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db.create_node(Node::new("n1".to_string(), vec![], props))
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.unwrap();
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let node = db.get_node("n1").unwrap();
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assert!(matches!(
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node.properties.get("tags"),
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Some(PropertyValue::List(_))
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));
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}
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#[test]
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fn test_neo4j_null_property() {
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let db = GraphDB::new();
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let mut props = Properties::new();
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props.insert("optional".to_string(), PropertyValue::Null);
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db.create_node(Node::new("n1".to_string(), vec![], props))
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.unwrap();
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let node = db.get_node("n1").unwrap();
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assert_eq!(node.properties.get("optional"), Some(&PropertyValue::Null));
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}
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// ============================================================================
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// Known Differences from Neo4j
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// ============================================================================
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#[test]
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fn test_documented_differences() {
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// Document any intentional differences from Neo4j behavior
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// For example:
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// - Different default values
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// - Different error messages
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// - Different performance characteristics
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// - Missing features
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// This test serves as documentation
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assert!(true);
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}
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