improve tests

Cargo.toml

@@ -12,6 +12,11 @@ log = { version = "^0.4", features = [
 ] }
 fern = "^0.5"
 
+serde = { version = "^1.0.127", features = ["derive"] }
+serde_json = "^1.0.66"
+
+uuid = { version = "0.8.2", features = ["v4"] }
+
 # sqlx
 sqlx = { version = "0.5.6", features = [
   # tokio + rustls

db/mssql/init.sql

@@ -18,10 +18,20 @@ GO
 CREATE USER demo_user WITH PASSWORD = 'pas$w0rd';
 GO
 
-CREATE TABLE Products (ID int, ProductName nvarchar(max));
+-- a single table is used for all events in the cqrs system
+CREATE TABLE events
+(
+    aggregate_type VARCHAR(256)                         NOT NULL,
+    aggregate_id   VARCHAR(256)                         NOT NULL,
+    sequence       bigint CHECK (sequence >= 0) NOT NULL,
+    payload        TEXT         NOT NULL,
+    metadata       TEXT         NOT NULL,
+    PRIMARY KEY (aggregate_type, aggregate_id, sequence)
+);
+
 GO
 
-GRANT SELECT ON OBJECT::dbo.Products TO demo_user;
+GRANT SELECT ON OBJECT::dbo.events TO demo_user;
-GRANT INSERT ON OBJECT::dbo.Products TO demo_user;
+GRANT INSERT ON OBJECT::dbo.events TO demo_user;
-GRANT UPDATE ON OBJECT::dbo.Products TO demo_user;
+GRANT UPDATE ON OBJECT::dbo.events TO demo_user;
-GRANT DELETE ON OBJECT::dbo.Products TO demo_user;
+GRANT DELETE ON OBJECT::dbo.events TO demo_user;

src/check_maria_db.rs

@@ -1,11 +1,63 @@
 use log::info;
 
+use std::collections::HashMap;
+
 use sqlx::mysql::{
     MySqlConnectOptions,
+    MySqlPool,
     MySqlPoolOptions,
 };
 
-pub async fn check_maria_db() -> Result<(), sqlx::Error> {
+pub static INSERT_EVENT: &str = "
+INSERT INTO
+    events
+    (
+        aggregate_type,
+        aggregate_id,
+        sequence,
+        payload,
+        metadata
+    )
+VALUES
+    (
+        ?,
+        ?,
+        ?,
+        ?,
+        ?
+    );
+";
+
+pub static SELECT_EVENTS_WITH_METADATA: &str = "
+SELECT
+    sequence,
+    payload,
+    metadata
+FROM
+    events
+WHERE
+    aggregate_type = ?
+    AND
+    aggregate_id = ?
+ORDER BY 
+    sequence;
+";
+
+pub static UPDATE_EVENTS: &str = "
+UPDATE
+    events
+SET
+    payload = ?,
+    metadata = ?
+WHERE
+    aggregate_type = ?
+    AND
+    aggregate_id = ?
+    AND
+    sequence = ?;
+";
+
+pub async fn get_pool() -> Result<MySqlPool, sqlx::Error> {
     // "mysql://demo_user:demo_pass@localhost:8084/demo"
     let options = MySqlConnectOptions::new()
         .host("localhost")
@@ -19,12 +71,152 @@ pub async fn check_maria_db() -> Result<(), sqlx::Error> {
         .connect_with(options)
         .await?;
 
-    // Make a simple query to return the given parameter
+    Ok(pool)
-    let row = sqlx::query("SELECT * from events")
+}
+
+pub async fn test_insert_select_update() -> Result<(), sqlx::Error> {
+    let pool = get_pool().await?;
+
+    // insert
+    let mut payload = HashMap::new();
+    payload.insert("k".to_string(), "v".to_string());
+
+    let payload = match serde_json::to_value(payload) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "payload serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let mut metadata = HashMap::new();
+    metadata.insert("k1".to_string(), "v1".to_string());
+
+    let metadata = match serde_json::to_value(metadata) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "metadata serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let aggregate_type = uuid::Uuid::new_v4().to_string();
+    let aggregate_id = uuid::Uuid::new_v4().to_string();
+
+    let rows_affected = sqlx::query(INSERT_EVENT)
+        .bind(&aggregate_type)
+        .bind(&aggregate_id)
+        .bind(1)
+        .bind(payload)
+        .bind(metadata)
+        .execute(&pool)
+        .await?
+        .rows_affected();
+
+    info!(
+        "Insert affected '{}' rows",
+        rows_affected
+    );
+
+    // select
+    let rows: Vec<(
+        i64,
+        serde_json::Value,
+        serde_json::Value,
+    )> = sqlx::query_as(SELECT_EVENTS_WITH_METADATA)
+        .bind(&aggregate_type)
+        .bind(&aggregate_id)
         .fetch_all(&pool)
         .await?;
 
-    info!("Received {:?}", row);
+    info!("select success");
+
+    for row in rows {
+        let payload: HashMap<String, String> =
+            serde_json::from_value(row.1).unwrap();
+        let metadata: HashMap<String, String> =
+            serde_json::from_value(row.2).unwrap();
+        info!(
+            "{},{:?},{:?}",
+            &row.0, payload, metadata
+        )
+    }
+
+    // update
+    let mut payload = HashMap::new();
+    payload.insert("k2".to_string(), "v2".to_string());
+
+    let payload = match serde_json::to_value(payload) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "payload serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let mut metadata = HashMap::new();
+    metadata.insert("k3".to_string(), "v3".to_string());
+
+    let metadata = match serde_json::to_value(metadata) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "metadata serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let rows_affected = sqlx::query(UPDATE_EVENTS)
+        .bind(payload)
+        .bind(metadata)
+        .bind(&aggregate_type)
+        .bind(&aggregate_id)
+        .bind(1)
+        .execute(&pool)
+        .await?
+        .rows_affected();
+
+    info!(
+        "Insert affected '{}' rows",
+        rows_affected
+    );
+
+    // select
+    let rows: Vec<(
+        i64,
+        serde_json::Value,
+        serde_json::Value,
+    )> = sqlx::query_as(SELECT_EVENTS_WITH_METADATA)
+        .bind(&aggregate_type)
+        .bind(&aggregate_id)
+        .fetch_all(&pool)
+        .await?;
+
+    info!("select success");
+
+    for row in rows {
+        let payload: HashMap<String, String> =
+            serde_json::from_value(row.1).unwrap();
+        let metadata: HashMap<String, String> =
+            serde_json::from_value(row.2).unwrap();
+        info!(
+            "{},{:?},{:?}",
+            &row.0, payload, metadata
+        )
+    }
+
+    Ok(())
+}
+
+pub async fn check_maria_db() -> Result<(), sqlx::Error> {
+    test_insert_select_update().await?;
 
     Ok(())
 }

src/check_ms_sql.rs

@@ -1,11 +1,62 @@
 use log::info;
 
+use std::collections::HashMap;
+
 use sqlx::mssql::{
     MssqlConnectOptions,
     MssqlPool,
 };
 
-pub async fn check_ms_sql() -> Result<(), sqlx::Error> {
+pub static INSERT_EVENT: &str = "
+INSERT INTO
+    events
+    (
+        aggregate_type, 
+        aggregate_id,
+        sequence,
+        payload, 
+        metadata
+    )
+VALUES
+    (
+        ?,
+        ?,
+        ?,
+        ?,
+        ?
+    );
+";
+
+pub static SELECT_EVENTS_WITH_METADATA: &str = "
+SELECT
+    sequence,
+    payload,
+    metadata
+FROM
+    events
+WHERE
+    aggregate_type = $1
+    AND
+    aggregate_id = $2
+ORDER BY 
+    sequence;
+";
+
+pub static UPDATE_EVENTS: &str = "
+UPDATE
+    events
+SET
+    payload = $4,
+    metadata = $5
+WHERE
+    aggregate_type = $1
+    AND
+    aggregate_id = $2
+    AND
+    sequence = $3;
+";
+
+pub async fn get_pool() -> Result<MssqlPool, sqlx::Error> {
     // "mssql://sa:'adm1n_pa%s'@localhost:8085/demo"
     let options = MssqlConnectOptions::new()
         .host("localhost")
@@ -16,12 +67,146 @@ pub async fn check_ms_sql() -> Result<(), sqlx::Error> {
 
     let pool = MssqlPool::connect_with(options).await?;
 
-    // Make a simple query to return the given parameter
+    Ok(pool)
-    let _row = sqlx::query("SELECT * from Products")
+}
-        .fetch_all(&pool)
-        .await?;
 
-    info!("Received ok!");
+async fn test_insert_select_update() -> Result<(), sqlx::Error> {
+    let pool = get_pool().await?;
+
+    // insert
+    let mut payload = HashMap::new();
+    payload.insert("k".to_string(), "v".to_string());
+
+    let payload = match serde_json::to_string(&payload) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "payload serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let mut metadata = HashMap::new();
+    metadata.insert("k1".to_string(), "v1".to_string());
+
+    let metadata = match serde_json::to_string(&metadata) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "metadata serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let aggregate_type = uuid::Uuid::new_v4().to_string();
+    let aggregate_id = uuid::Uuid::new_v4().to_string();
+
+    let rows_affected = sqlx::query(INSERT_EVENT)
+        .bind(&aggregate_type)
+        .bind(&aggregate_id)
+        .bind(1)
+        .bind(payload)
+        .bind(metadata)
+        .execute(&pool)
+        .await?
+        .rows_affected();
+
+    info!(
+        "Insert affected '{}' rows",
+        rows_affected
+    );
+
+    // select
+    let rows: Vec<(i64, String, String)> =
+        sqlx::query_as(SELECT_EVENTS_WITH_METADATA)
+            .bind(&aggregate_type)
+            .bind(&aggregate_id)
+            .fetch_all(&pool)
+            .await?;
+
+    info!("select success");
+
+    for row in rows {
+        let payload: HashMap<String, String> =
+            serde_json::from_str(&row.1).unwrap();
+        let metadata: HashMap<String, String> =
+            serde_json::from_str(&row.2).unwrap();
+        info!(
+            "{},{:?},{:?}",
+            &row.0, payload, metadata
+        )
+    }
+
+    // update
+    let mut payload = HashMap::new();
+    payload.insert("k2".to_string(), "v2".to_string());
+
+    let payload = match serde_json::to_string(&payload) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "payload serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let mut metadata = HashMap::new();
+    metadata.insert("k3".to_string(), "v3".to_string());
+
+    let metadata = match serde_json::to_string(&metadata) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "metadata serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let rows_affected = sqlx::query(UPDATE_EVENTS)
+        .bind(&aggregate_type)
+        .bind(&aggregate_id)
+        .bind(1)
+        .bind(payload)
+        .bind(metadata)
+        .execute(&pool)
+        .await?
+        .rows_affected();
+
+    info!(
+        "Insert affected '{}' rows",
+        rows_affected
+    );
+
+    // select
+    let rows: Vec<(i64, String, String)> =
+        sqlx::query_as(SELECT_EVENTS_WITH_METADATA)
+            .bind(&aggregate_type)
+            .bind(&aggregate_id)
+            .fetch_all(&pool)
+            .await?;
+
+    info!("select success");
+
+    for row in rows {
+        let payload: HashMap<String, String> =
+            serde_json::from_str(&row.1).unwrap();
+        let metadata: HashMap<String, String> =
+            serde_json::from_str(&row.2).unwrap();
+        info!(
+            "{},{:?},{:?}",
+            &row.0, payload, metadata
+        )
+    }
+
+    Ok(())
+}
+
+pub async fn check_ms_sql() -> Result<(), sqlx::Error> {
+    test_insert_select_update().await?;
 
     Ok(())
 }

src/check_mysql.rs

@@ -1,11 +1,63 @@
 use log::info;
 
+use std::collections::HashMap;
+
 use sqlx::mysql::{
     MySqlConnectOptions,
+    MySqlPool,
     MySqlPoolOptions,
 };
 
-pub async fn check_mysql() -> Result<(), sqlx::Error> {
+pub static INSERT_EVENT: &str = "
+INSERT INTO
+    events
+    (
+        aggregate_type,
+        aggregate_id,
+        sequence,
+        payload,
+        metadata
+    )
+VALUES
+    (
+        ?,
+        ?,
+        ?,
+        ?,
+        ?
+    );
+";
+
+pub static SELECT_EVENTS_WITH_METADATA: &str = "
+SELECT
+    sequence,
+    payload,
+    metadata
+FROM
+    events
+WHERE
+    aggregate_type = ?
+    AND
+    aggregate_id = ?
+ORDER BY 
+    sequence;
+";
+
+pub static UPDATE_EVENTS: &str = "
+UPDATE
+    events
+SET
+    payload = ?,
+    metadata = ?
+WHERE
+    aggregate_type = ?
+    AND
+    aggregate_id = ?
+    AND
+    sequence = ?;
+";
+
+pub async fn get_pool() -> Result<MySqlPool, sqlx::Error> {
     // "mysql://demo_user:demo_pass@localhost:8086/demo"
     let options = MySqlConnectOptions::new()
         .host("localhost")
@@ -19,12 +71,152 @@ pub async fn check_mysql() -> Result<(), sqlx::Error> {
         .connect_with(options)
         .await?;
 
-    // Make a simple query to return the given parameter
+    Ok(pool)
-    let row = sqlx::query("SELECT * from events")
+}
+
+pub async fn test_insert_select_update() -> Result<(), sqlx::Error> {
+    let pool = get_pool().await?;
+
+    // insert
+    let mut payload = HashMap::new();
+    payload.insert("k".to_string(), "v".to_string());
+
+    let payload = match serde_json::to_value(payload) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "payload serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let mut metadata = HashMap::new();
+    metadata.insert("k1".to_string(), "v1".to_string());
+
+    let metadata = match serde_json::to_value(metadata) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "metadata serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let aggregate_type = uuid::Uuid::new_v4().to_string();
+    let aggregate_id = uuid::Uuid::new_v4().to_string();
+
+    let rows_affected = sqlx::query(INSERT_EVENT)
+        .bind(&aggregate_type)
+        .bind(&aggregate_id)
+        .bind(1)
+        .bind(payload)
+        .bind(metadata)
+        .execute(&pool)
+        .await?
+        .rows_affected();
+
+    info!(
+        "Insert affected '{}' rows",
+        rows_affected
+    );
+
+    // select
+    let rows: Vec<(
+        i64,
+        serde_json::Value,
+        serde_json::Value,
+    )> = sqlx::query_as(SELECT_EVENTS_WITH_METADATA)
+        .bind(&aggregate_type)
+        .bind(&aggregate_id)
         .fetch_all(&pool)
         .await?;
 
-    info!("Received {:?}", row);
+    info!("select success");
+
+    for row in rows {
+        let payload: HashMap<String, String> =
+            serde_json::from_value(row.1).unwrap();
+        let metadata: HashMap<String, String> =
+            serde_json::from_value(row.2).unwrap();
+        info!(
+            "{},{:?},{:?}",
+            &row.0, payload, metadata
+        )
+    }
+
+    // update
+    let mut payload = HashMap::new();
+    payload.insert("k2".to_string(), "v2".to_string());
+
+    let payload = match serde_json::to_value(payload) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "payload serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let mut metadata = HashMap::new();
+    metadata.insert("k3".to_string(), "v3".to_string());
+
+    let metadata = match serde_json::to_value(metadata) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "metadata serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let rows_affected = sqlx::query(UPDATE_EVENTS)
+        .bind(payload)
+        .bind(metadata)
+        .bind(&aggregate_type)
+        .bind(&aggregate_id)
+        .bind(1)
+        .execute(&pool)
+        .await?
+        .rows_affected();
+
+    info!(
+        "Insert affected '{}' rows",
+        rows_affected
+    );
+
+    // select
+    let rows: Vec<(
+        i64,
+        serde_json::Value,
+        serde_json::Value,
+    )> = sqlx::query_as(SELECT_EVENTS_WITH_METADATA)
+        .bind(&aggregate_type)
+        .bind(&aggregate_id)
+        .fetch_all(&pool)
+        .await?;
+
+    info!("select success");
+
+    for row in rows {
+        let payload: HashMap<String, String> =
+            serde_json::from_value(row.1).unwrap();
+        let metadata: HashMap<String, String> =
+            serde_json::from_value(row.2).unwrap();
+        info!(
+            "{},{:?},{:?}",
+            &row.0, payload, metadata
+        )
+    }
+
+    Ok(())
+}
+
+pub async fn check_mysql() -> Result<(), sqlx::Error> {
+    test_insert_select_update().await?;
 
     Ok(())
 }

src/check_postgres.rs

@@ -1,11 +1,63 @@
 use log::info;
 
+use std::collections::HashMap;
+
 use sqlx::postgres::{
     PgConnectOptions,
+    PgPool,
     PgPoolOptions,
 };
 
-pub async fn check_postgres() -> Result<(), sqlx::Error> {
+pub static INSERT_EVENT: &str = "
+INSERT INTO
+    events
+    (
+        aggregate_type, 
+        aggregate_id,
+        sequence,
+        payload, 
+        metadata
+    )
+VALUES
+    (
+        $1,
+        $2,
+        $3,
+        $4,
+        $5
+    );
+";
+
+pub static SELECT_EVENTS_WITH_METADATA: &str = "
+SELECT
+    sequence,
+    payload,
+    metadata
+FROM
+    events
+WHERE
+    aggregate_type = $1
+    AND
+    aggregate_id = $2
+ORDER BY 
+    sequence;
+";
+
+pub static UPDATE_EVENTS: &str = "
+UPDATE
+    events
+SET
+    payload = $4,
+    metadata = $5
+WHERE
+    aggregate_type = $1
+    AND
+    aggregate_id = $2
+    AND
+    sequence = $3;
+";
+
+async fn get_pool() -> Result<PgPool, sqlx::Error> {
     // "postgres://demo_user:demo_pass@localhost:8087/demo"
     let options = PgConnectOptions::new()
         .host("localhost")
@@ -19,6 +71,12 @@ pub async fn check_postgres() -> Result<(), sqlx::Error> {
         .connect_with(options)
         .await?;
 
+    Ok(pool)
+}
+
+async fn test_connect() -> Result<(), sqlx::Error> {
+    let pool = get_pool().await?;
+
     // Make a simple query to return the given parameter
     let row: (i64,) = sqlx::query_as("SELECT $1")
         .bind(150_i64)
@@ -28,6 +86,153 @@ pub async fn check_postgres() -> Result<(), sqlx::Error> {
     assert_eq!(row.0, 150);
 
     info!("Received {}", row.0);
+    Ok(())
+}
+
+async fn test_insert_select_update() -> Result<(), sqlx::Error> {
+    let pool = get_pool().await?;
+
+    // insert
+    let mut payload = HashMap::new();
+    payload.insert("k".to_string(), "v".to_string());
+
+    let payload = match serde_json::to_value(payload) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "payload serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let mut metadata = HashMap::new();
+    metadata.insert("k1".to_string(), "v1".to_string());
+
+    let metadata = match serde_json::to_value(metadata) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "metadata serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let aggregate_type = uuid::Uuid::new_v4().to_string();
+    let aggregate_id = uuid::Uuid::new_v4().to_string();
+
+    let rows_affected = sqlx::query(INSERT_EVENT)
+        .bind(&aggregate_type)
+        .bind(&aggregate_id)
+        .bind(1)
+        .bind(payload)
+        .bind(metadata)
+        .execute(&pool)
+        .await?
+        .rows_affected();
+
+    info!(
+        "Insert affected '{}' rows",
+        rows_affected
+    );
+
+    // select
+    let rows: Vec<(
+        i64,
+        serde_json::Value,
+        serde_json::Value,
+    )> = sqlx::query_as(SELECT_EVENTS_WITH_METADATA)
+        .bind(&aggregate_type)
+        .bind(&aggregate_id)
+        .fetch_all(&pool)
+        .await?;
+
+    info!("select success");
+
+    for row in rows {
+        let payload: HashMap<String, String> =
+            serde_json::from_value(row.1).unwrap();
+        let metadata: HashMap<String, String> =
+            serde_json::from_value(row.2).unwrap();
+        info!(
+            "{},{:?},{:?}",
+            &row.0, payload, metadata
+        )
+    }
+
+    // update
+    let mut payload = HashMap::new();
+    payload.insert("k2".to_string(), "v2".to_string());
+
+    let payload = match serde_json::to_value(payload) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "payload serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let mut metadata = HashMap::new();
+    metadata.insert("k3".to_string(), "v3".to_string());
+
+    let metadata = match serde_json::to_value(metadata) {
+        Ok(x) => x,
+        Err(e) => {
+            panic!(
+                "metadata serialization error '{}'",
+                e.to_string()
+            );
+        },
+    };
+
+    let rows_affected = sqlx::query(UPDATE_EVENTS)
+        .bind(&aggregate_type)
+        .bind(&aggregate_id)
+        .bind(1)
+        .bind(payload)
+        .bind(metadata)
+        .execute(&pool)
+        .await?
+        .rows_affected();
+
+    info!(
+        "Insert affected '{}' rows",
+        rows_affected
+    );
+
+    // select
+    let rows: Vec<(
+        i64,
+        serde_json::Value,
+        serde_json::Value,
+    )> = sqlx::query_as(SELECT_EVENTS_WITH_METADATA)
+        .bind(&aggregate_type)
+        .bind(&aggregate_id)
+        .fetch_all(&pool)
+        .await?;
+
+    info!("select success");
+
+    for row in rows {
+        let payload: HashMap<String, String> =
+            serde_json::from_value(row.1).unwrap();
+        let metadata: HashMap<String, String> =
+            serde_json::from_value(row.2).unwrap();
+        info!(
+            "{},{:?},{:?}",
+            &row.0, payload, metadata
+        )
+    }
+
+    Ok(())
+}
+
+pub async fn check_postgres() -> Result<(), sqlx::Error> {
+    test_connect().await?;
+    test_insert_select_update().await?;
 
     Ok(())
 }