redis-vl 0.1.0

//! Live Redis integration tests for SQL queries against **JSON** storage.
//!
//! Mirrors the upstream Python test file:
//! `tests/integration/test_sql_redis_json.py`
//!
//! Gated by `REDISVL_RUN_INTEGRATION=1`.

use std::sync::atomic::{AtomicU32, Ordering};

use serde_json::{Map, Value, json};

use redis_vl::{QueryOutput, SQLQuery, SearchIndex};

static COUNTER: AtomicU32 = AtomicU32::new(0);

fn integration_enabled() -> bool {
    std::env::var("REDISVL_RUN_INTEGRATION")
        .map(|v| v == "1")
        .unwrap_or(false)
}

fn redis_url() -> String {
    std::env::var("REDIS_URL").unwrap_or_else(|_| "redis://127.0.0.1:6379".to_string())
}

/// Creates the products index (JSON storage) matching Python's `sql_index` fixture.
fn create_sql_index() -> Option<SearchIndex> {
    if !integration_enabled() {
        return None;
    }

    let id = COUNTER.fetch_add(1, Ordering::Relaxed);
    let schema = json!({
        "index": {
            "name": format!("sql_json_parity_{id}"),
            "prefix": format!("sql_json_prod_{id}"),
            "storage_type": "json",
        },
        "fields": [
            { "name": "title", "path": "$.title", "type": "text", "attrs": { "sortable": true } },
            { "name": "name", "path": "$.name", "type": "text", "attrs": { "sortable": true } },
            { "name": "price", "path": "$.price", "type": "numeric", "attrs": { "sortable": true } },
            { "name": "stock", "path": "$.stock", "type": "numeric", "attrs": { "sortable": true } },
            { "name": "rating", "path": "$.rating", "type": "numeric", "attrs": { "sortable": true } },
            { "name": "category", "path": "$.category", "type": "tag", "attrs": { "sortable": true } },
            { "name": "tags", "path": "$.tags", "type": "tag" },
        ],
    });

    let index = SearchIndex::from_json_value(schema, redis_url()).expect("schema should parse");
    if index.create_with_options(true, true).is_err() {
        return None;
    }
    Some(index)
}

fn product_data() -> Vec<Value> {
    vec![
        json!({"id":"1","title":"Gaming laptop Pro","name":"Gaming Laptop","price":899,"stock":10,"rating":4.5,"category":"electronics","tags":"sale,featured"}),
        json!({"id":"2","title":"Budget laptop Basic","name":"Budget Laptop","price":499,"stock":25,"rating":3.8,"category":"electronics","tags":"sale"}),
        json!({"id":"3","title":"Premium laptop Ultra","name":"Premium Laptop","price":1299,"stock":5,"rating":4.9,"category":"electronics","tags":"featured"}),
        json!({"id":"4","title":"Python Programming","name":"Python Book","price":45,"stock":100,"rating":4.7,"category":"books","tags":"bestseller"}),
        json!({"id":"5","title":"Redis in Action","name":"Redis Book","price":55,"stock":50,"rating":4.6,"category":"books","tags":"featured"}),
        json!({"id":"6","title":"Data Science Guide","name":"DS Book","price":65,"stock":30,"rating":4.4,"category":"books","tags":"sale"}),
        json!({"id":"7","title":"Wireless Mouse","name":"Mouse","price":29,"stock":200,"rating":4.2,"category":"electronics","tags":"sale"}),
        json!({"id":"8","title":"Mechanical Keyboard","name":"Keyboard","price":149,"stock":75,"rating":4.6,"category":"electronics","tags":"featured"}),
        json!({"id":"9","title":"USB Hub","name":"Hub","price":25,"stock":150,"rating":3.9,"category":"electronics","tags":"sale"}),
        json!({"id":"10","title":"Monitor Stand","name":"Stand","price":89,"stock":40,"rating":4.1,"category":"accessories","tags":"sale,featured"}),
        json!({"id":"11","title":"Desk Lamp","name":"Lamp","price":35,"stock":80,"rating":4.0,"category":"accessories","tags":"sale"}),
        json!({"id":"12","title":"Notebook Set","name":"Notebooks","price":15,"stock":300,"rating":4.3,"category":"stationery","tags":"bestseller"}),
        json!({"id":"13","title":"Laptop and Keyboard Bundle","name":"Bundle Pack","price":999,"stock":15,"rating":4.7,"category":"electronics","tags":"featured,sale"}),
    ]
}

fn load_and_get(index: &SearchIndex) -> &SearchIndex {
    index
        .load(&product_data(), "id", None)
        .expect("load should succeed");
    std::thread::sleep(std::time::Duration::from_millis(200));
    index
}

fn docs(output: QueryOutput) -> Vec<Map<String, Value>> {
    output.as_documents().expect("expected documents").to_vec()
}

/// Extract a field value as f64 from a document.
/// JSON results may have numbers as Number or String depending on path.
fn field_f64(doc: &Map<String, Value>, key: &str) -> f64 {
    match &doc[key] {
        Value::Number(n) => n.as_f64().unwrap(),
        Value::String(s) => s.parse().unwrap(),
        other => panic!("unexpected value type for {key}: {other:?}"),
    }
}

fn field_str<'a>(doc: &'a Map<String, Value>, key: &str) -> String {
    match &doc[key] {
        Value::String(s) => s.clone(),
        other => other.to_string(),
    }
}

// ---- Basic SELECT tests ----
//
// Note: JSON storage with field projection (SELECT title, price) returns
// field names with `$.` prefix.  Using `SELECT *` triggers JSON document
// unpacking which strips the prefix.  Most tests below use `SELECT *`
// with WHERE clauses to get cleanly unpacked documents.

#[test]
fn sql_json_select_all() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!("SELECT * FROM {}", index.name()));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    assert!(results.len() > 0);
    assert!(results[0].contains_key("title"));
    assert!(results[0].contains_key("price"));

    index.delete(true).expect("cleanup");
}

// ---- WHERE clause tests ----

#[test]
fn sql_json_where_tag_equals() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!(
        "SELECT * FROM {} WHERE category = 'electronics'",
        index.name()
    ));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    assert!(results.len() > 0);
    for r in &results {
        assert_eq!(field_str(r, "category"), "electronics");
    }

    index.delete(true).expect("cleanup");
}

#[test]
fn sql_json_where_numeric_less_than() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!("SELECT * FROM {} WHERE price < 50", index.name()));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    assert!(results.len() > 0);
    for r in &results {
        assert!(field_f64(r, "price") < 50.0);
    }

    index.delete(true).expect("cleanup");
}

#[test]
fn sql_json_where_combined_and() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!(
        "SELECT * FROM {} WHERE category = 'electronics' AND price < 100",
        index.name()
    ));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    for r in &results {
        assert_eq!(field_str(r, "category"), "electronics");
        assert!(field_f64(r, "price") < 100.0);
    }

    index.delete(true).expect("cleanup");
}

// ---- Tag operators ----

#[test]
fn sql_json_tag_not_equals() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!(
        "SELECT * FROM {} WHERE category != 'electronics'",
        index.name()
    ));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    assert!(results.len() > 0);
    for r in &results {
        assert_ne!(field_str(r, "category"), "electronics");
    }

    index.delete(true).expect("cleanup");
}

#[test]
fn sql_json_tag_in() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!(
        "SELECT * FROM {} WHERE category IN ('books', 'accessories')",
        index.name()
    ));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    assert!(results.len() > 0);
    for r in &results {
        let cat = field_str(r, "category");
        assert!(
            cat == "books" || cat == "accessories",
            "unexpected category: {cat}"
        );
    }

    index.delete(true).expect("cleanup");
}

// ---- Numeric operators ----

#[test]
fn sql_json_numeric_greater_than() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!("SELECT * FROM {} WHERE price > 100", index.name()));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    assert!(results.len() > 0);
    for r in &results {
        assert!(field_f64(r, "price") > 100.0);
    }

    index.delete(true).expect("cleanup");
}

#[test]
fn sql_json_numeric_equals() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!("SELECT * FROM {} WHERE price = 45", index.name()));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    assert!(results.len() >= 1);
    for r in &results {
        assert_eq!(field_f64(r, "price"), 45.0);
    }

    index.delete(true).expect("cleanup");
}

#[test]
fn sql_json_numeric_between() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!(
        "SELECT * FROM {} WHERE price BETWEEN 40 AND 60",
        index.name()
    ));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    assert!(results.len() > 0);
    for r in &results {
        let price = field_f64(r, "price");
        assert!(price >= 40.0 && price <= 60.0);
    }

    index.delete(true).expect("cleanup");
}

// ---- ORDER BY tests ----

#[test]
fn sql_json_order_by_asc() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!("SELECT * FROM {} ORDER BY price ASC", index.name()));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    let prices: Vec<f64> = results.iter().map(|r| field_f64(r, "price")).collect();
    let mut sorted = prices.clone();
    sorted.sort_by(|a, b| a.partial_cmp(b).unwrap());
    assert_eq!(prices, sorted, "prices should be ascending");

    index.delete(true).expect("cleanup");
}

#[test]
fn sql_json_order_by_desc() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!(
        "SELECT * FROM {} ORDER BY price DESC",
        index.name()
    ));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    let prices: Vec<f64> = results.iter().map(|r| field_f64(r, "price")).collect();
    let mut sorted = prices.clone();
    sorted.sort_by(|a, b| b.partial_cmp(a).unwrap());
    assert_eq!(prices, sorted, "prices should be descending");

    index.delete(true).expect("cleanup");
}

// ---- LIMIT / OFFSET ----

#[test]
fn sql_json_limit() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!("SELECT * FROM {} LIMIT 3", index.name()));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    assert_eq!(results.len(), 3);

    index.delete(true).expect("cleanup");
}

#[test]
fn sql_json_limit_with_offset() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q1 = SQLQuery::new(format!(
        "SELECT * FROM {} ORDER BY price ASC LIMIT 3 OFFSET 0",
        index.name()
    ));
    let q2 = SQLQuery::new(format!(
        "SELECT * FROM {} ORDER BY price ASC LIMIT 3 OFFSET 3",
        index.name()
    ));
    let r1 = docs(index.sql_query(&q1).expect("page 1"));
    let r2 = docs(index.sql_query(&q2).expect("page 2"));
    assert_eq!(r1.len(), 3);
    assert_eq!(r2.len(), 3);
    let t1: Vec<String> = r1.iter().map(|r| field_str(r, "title")).collect();
    let t2: Vec<String> = r2.iter().map(|r| field_str(r, "title")).collect();
    for t in &t1 {
        assert!(!t2.contains(t), "pages should not overlap");
    }

    index.delete(true).expect("cleanup");
}

// ---- Aggregation tests ----

#[test]
fn sql_json_count_all() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!("SELECT COUNT(*) as total FROM {}", index.name()));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    assert_eq!(results.len(), 1);
    let total: i64 = results[0]["total"].as_str().unwrap().parse().unwrap();
    assert_eq!(total, 13);

    index.delete(true).expect("cleanup");
}

#[test]
fn sql_json_group_by_with_count() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!(
        "SELECT category, COUNT(*) as count FROM {} GROUP BY category",
        index.name()
    ));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    let categories: Vec<&str> = results
        .iter()
        .map(|r| r["category"].as_str().unwrap())
        .collect();
    assert!(categories.contains(&"electronics"));
    assert!(categories.contains(&"books"));

    index.delete(true).expect("cleanup");
}

#[test]
fn sql_json_group_by_with_avg() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!(
        "SELECT category, AVG(price) as avg_price FROM {} GROUP BY category",
        index.name()
    ));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    for r in &results {
        assert!(r.contains_key("category"));
        assert!(r.contains_key("avg_price"));
        let avg: f64 = r["avg_price"].as_str().unwrap().parse().unwrap();
        assert!(avg > 0.0);
    }

    index.delete(true).expect("cleanup");
}

#[test]
fn sql_json_group_by_with_filter() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!(
        "SELECT category, AVG(price) as avg_price FROM {} WHERE stock > 50 GROUP BY category",
        index.name()
    ));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    assert!(results.len() > 0);

    index.delete(true).expect("cleanup");
}

#[test]
fn sql_json_multiple_reducers() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!(
        "SELECT category, COUNT(*) as count, SUM(price) as total, AVG(price) as avg_price, MIN(price) as min_price, MAX(price) as max_price FROM {} GROUP BY category",
        index.name()
    ));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    assert!(results.len() > 0);
    for r in &results {
        assert!(r.contains_key("category"));
        assert!(r.contains_key("count"));
        assert!(r.contains_key("total"));
        assert!(r.contains_key("avg_price"));
        assert!(r.contains_key("min_price"));
        assert!(r.contains_key("max_price"));
    }

    index.delete(true).expect("cleanup");
}

#[test]
fn sql_json_count_distinct() {
    let Some(index) = create_sql_index() else {
        return;
    };
    load_and_get(&index);

    let q = SQLQuery::new(format!(
        "SELECT COUNT_DISTINCT(category) as unique_categories FROM {}",
        index.name()
    ));
    let results = docs(index.sql_query(&q).expect("query should succeed"));
    assert_eq!(results.len(), 1);
    let unique: i64 = results[0]["unique_categories"]
        .as_str()
        .unwrap()
        .parse()
        .unwrap();
    assert_eq!(unique, 4);

    index.delete(true).expect("cleanup");
}