sqlx/tests/mssql/mssql.rs
Austin Bonander a2eceec33b
chore: replace dotenv with dotenvy ()
* chore: replace `dotenv` with `dotenvy`

The former appears to be unmaintained and the latter is a drop-in replacement.

* chore: fix all warnings
2022-07-28 14:33:44 -07:00

461 lines
12 KiB
Rust

use futures::TryStreamExt;
use sqlx::mssql::{Mssql, MssqlPoolOptions};
use sqlx::{Column, Connection, Executor, MssqlConnection, Row, Statement, TypeInfo};
use sqlx_core::mssql::MssqlRow;
use sqlx_test::new;
use std::sync::atomic::{AtomicI32, Ordering};
use std::time::Duration;
#[sqlx_macros::test]
async fn it_connects() -> anyhow::Result<()> {
let mut conn = new::<Mssql>().await?;
conn.ping().await?;
conn.close().await?;
Ok(())
}
#[sqlx_macros::test]
async fn it_can_select_expression() -> anyhow::Result<()> {
let mut conn = new::<Mssql>().await?;
let row: MssqlRow = conn.fetch_one("SELECT 4").await?;
let v: i32 = row.try_get(0)?;
assert_eq!(v, 4);
Ok(())
}
#[sqlx_macros::test]
async fn it_can_select_expression_by_name() -> anyhow::Result<()> {
let mut conn = new::<Mssql>().await?;
let row: MssqlRow = conn.fetch_one("SELECT 4 as _3").await?;
let v: i32 = row.try_get("_3")?;
assert_eq!(v, 4);
Ok(())
}
#[sqlx_macros::test]
async fn it_can_fail_to_connect() -> anyhow::Result<()> {
let mut url = dotenvy::var("DATABASE_URL")?;
url = url.replace("Password", "NotPassword");
let res = MssqlConnection::connect(&url).await;
let err = res.unwrap_err();
let err = err.into_database_error().unwrap();
assert_eq!(err.message(), "Login failed for user \'sa\'.");
Ok(())
}
#[sqlx_macros::test]
async fn it_can_inspect_errors() -> anyhow::Result<()> {
let mut conn = new::<Mssql>().await?;
let res: Result<_, sqlx::Error> = sqlx::query("select f").execute(&mut conn).await;
let err = res.unwrap_err();
// can also do [as_database_error] or use `match ..`
let err = err.into_database_error().unwrap();
assert_eq!(err.message(), "Invalid column name 'f'.");
Ok(())
}
#[sqlx_macros::test]
async fn it_maths() -> anyhow::Result<()> {
let mut conn = new::<Mssql>().await?;
let value = sqlx::query("SELECT 1 + @p1")
.bind(5_i32)
.try_map(|row: MssqlRow| row.try_get::<i32, _>(0))
.fetch_one(&mut conn)
.await?;
assert_eq!(6_i32, value);
Ok(())
}
#[sqlx_macros::test]
async fn it_executes() -> anyhow::Result<()> {
let mut conn = new::<Mssql>().await?;
let _ = conn
.execute(
r#"
CREATE TABLE #users (id INTEGER PRIMARY KEY);
"#,
)
.await?;
for index in 1..=10_i32 {
let done = sqlx::query("INSERT INTO #users (id) VALUES (@p1)")
.bind(index * 2)
.execute(&mut conn)
.await?;
assert_eq!(done.rows_affected(), 1);
}
let sum: i32 = sqlx::query("SELECT id FROM #users")
.try_map(|row: MssqlRow| row.try_get::<i32, _>(0))
.fetch(&mut conn)
.try_fold(0_i32, |acc, x| async move { Ok(acc + x) })
.await?;
assert_eq!(sum, 110);
Ok(())
}
#[sqlx_macros::test]
async fn it_can_return_1000_rows() -> anyhow::Result<()> {
let mut conn = new::<Mssql>().await?;
let _ = conn
.execute(
r#"
CREATE TABLE #users (id INTEGER PRIMARY KEY);
"#,
)
.await?;
for index in 1..=1000_i32 {
let done = sqlx::query("INSERT INTO #users (id) VALUES (@p1)")
.bind(index * 2)
.execute(&mut conn)
.await?;
assert_eq!(done.rows_affected(), 1);
}
let sum: i32 = sqlx::query("SELECT id FROM #users")
.try_map(|row: MssqlRow| row.try_get::<i32, _>(0))
.fetch(&mut conn)
.try_fold(0_i32, |acc, x| async move { Ok(acc + x) })
.await?;
assert_eq!(sum, 1001000);
Ok(())
}
#[sqlx_macros::test]
async fn it_selects_null() -> anyhow::Result<()> {
let mut conn = new::<Mssql>().await?;
let (_, val): (i32, Option<i32>) = sqlx::query_as("SELECT 5, NULL")
.fetch_one(&mut conn)
.await?;
assert!(val.is_none());
let val: Option<i32> = conn.fetch_one("SELECT 10, NULL").await?.try_get(1)?;
assert!(val.is_none());
Ok(())
}
#[sqlx_macros::test]
async fn it_binds_empty_string_and_null() -> anyhow::Result<()> {
let mut conn = new::<Mssql>().await?;
let (val, val2): (String, Option<String>) = sqlx::query_as("SELECT @p1, @p2")
.bind("")
.bind(None::<String>)
.fetch_one(&mut conn)
.await?;
assert!(val.is_empty());
assert!(val2.is_none());
Ok(())
}
#[sqlx_macros::test]
async fn it_can_work_with_transactions() -> anyhow::Result<()> {
let mut conn = new::<Mssql>().await?;
conn.execute("IF OBJECT_ID('_sqlx_users_1922', 'U') IS NULL CREATE TABLE _sqlx_users_1922 (id INTEGER PRIMARY KEY)")
.await?;
conn.execute("DELETE FROM _sqlx_users_1922").await?;
// begin .. rollback
let mut tx = conn.begin().await?;
sqlx::query("INSERT INTO _sqlx_users_1922 (id) VALUES ($1)")
.bind(10_i32)
.execute(&mut tx)
.await?;
tx.rollback().await?;
let (count,): (i32,) = sqlx::query_as("SELECT COUNT(*) FROM _sqlx_users_1922")
.fetch_one(&mut conn)
.await?;
assert_eq!(count, 0);
// begin .. commit
let mut tx = conn.begin().await?;
sqlx::query("INSERT INTO _sqlx_users_1922 (id) VALUES (@p1)")
.bind(10_i32)
.execute(&mut tx)
.await?;
tx.commit().await?;
let (count,): (i32,) = sqlx::query_as("SELECT COUNT(*) FROM _sqlx_users_1922")
.fetch_one(&mut conn)
.await?;
assert_eq!(count, 1);
// begin .. (drop)
{
let mut tx = conn.begin().await?;
sqlx::query("INSERT INTO _sqlx_users_1922 (id) VALUES (@p1)")
.bind(20_i32)
.execute(&mut tx)
.await?;
}
conn = new::<Mssql>().await?;
let (count,): (i32,) = sqlx::query_as("SELECT COUNT(*) FROM _sqlx_users_1922")
.fetch_one(&mut conn)
.await?;
assert_eq!(count, 1);
Ok(())
}
#[sqlx_macros::test]
async fn it_can_work_with_nested_transactions() -> anyhow::Result<()> {
let mut conn = new::<Mssql>().await?;
conn.execute("IF OBJECT_ID('_sqlx_users_2523', 'U') IS NULL CREATE TABLE _sqlx_users_2523 (id INTEGER PRIMARY KEY)")
.await?;
conn.execute("DELETE FROM _sqlx_users_2523").await?;
// begin
let mut tx = conn.begin().await?;
// insert a user
sqlx::query("INSERT INTO _sqlx_users_2523 (id) VALUES (@p1)")
.bind(50_i32)
.execute(&mut tx)
.await?;
// begin once more
let mut tx2 = tx.begin().await?;
// insert another user
sqlx::query("INSERT INTO _sqlx_users_2523 (id) VALUES (@p1)")
.bind(10_i32)
.execute(&mut tx2)
.await?;
// never mind, rollback
tx2.rollback().await?;
// did we really?
let (count,): (i32,) = sqlx::query_as("SELECT COUNT(*) FROM _sqlx_users_2523")
.fetch_one(&mut tx)
.await?;
assert_eq!(count, 1);
// actually, commit
tx.commit().await?;
// did we really?
let (count,): (i32,) = sqlx::query_as("SELECT COUNT(*) FROM _sqlx_users_2523")
.fetch_one(&mut conn)
.await?;
assert_eq!(count, 1);
Ok(())
}
#[sqlx_macros::test]
async fn it_can_prepare_then_execute() -> anyhow::Result<()> {
let mut conn = new::<Mssql>().await?;
let mut tx = conn.begin().await?;
let tweet_id: i64 = sqlx::query_scalar(
"INSERT INTO tweet ( id, text ) OUTPUT INSERTED.id VALUES ( 50, 'Hello, World' )",
)
.fetch_one(&mut tx)
.await?;
let statement = tx.prepare("SELECT * FROM tweet WHERE id = @p1").await?;
assert_eq!(statement.column(0).name(), "id");
assert_eq!(statement.column(1).name(), "text");
assert_eq!(statement.column(2).name(), "is_sent");
assert_eq!(statement.column(3).name(), "owner_id");
assert_eq!(statement.column(0).type_info().name(), "BIGINT");
assert_eq!(statement.column(1).type_info().name(), "NVARCHAR");
assert_eq!(statement.column(2).type_info().name(), "TINYINT");
assert_eq!(statement.column(3).type_info().name(), "BIGINT");
let row = statement.query().bind(tweet_id).fetch_one(&mut tx).await?;
let tweet_text: String = row.try_get("text")?;
assert_eq!(tweet_text, "Hello, World");
Ok(())
}
// MSSQL-specific copy of the test case in `tests/any/pool.rs`
// because MSSQL has its own bespoke syntax for temporary tables.
#[sqlx_macros::test]
async fn test_pool_callbacks() -> anyhow::Result<()> {
#[derive(sqlx::FromRow, Debug, PartialEq, Eq)]
struct ConnStats {
id: i32,
before_acquire_calls: i32,
after_release_calls: i32,
}
sqlx_test::setup_if_needed();
let current_id = AtomicI32::new(0);
let pool = MssqlPoolOptions::new()
.max_connections(1)
.acquire_timeout(Duration::from_secs(5))
.after_connect(move |conn, meta| {
assert_eq!(meta.age, Duration::ZERO);
assert_eq!(meta.idle_for, Duration::ZERO);
let id = current_id.fetch_add(1, Ordering::AcqRel);
Box::pin(async move {
let statement = format!(
// language=MSSQL
r#"
CREATE TABLE #conn_stats(
id int primary key,
before_acquire_calls int default 0,
after_release_calls int default 0
);
INSERT INTO #conn_stats(id) VALUES ({});
"#,
// Until we have generalized bind parameters
id
);
conn.execute(&statement[..]).await?;
Ok(())
})
})
.before_acquire(|conn, meta| {
// `age` and `idle_for` should both be nonzero
assert_ne!(meta.age, Duration::ZERO);
assert_ne!(meta.idle_for, Duration::ZERO);
Box::pin(async move {
// MSSQL doesn't support UPDATE ... RETURNING either
sqlx::query(
r#"
UPDATE #conn_stats
SET before_acquire_calls = before_acquire_calls + 1
"#,
)
.execute(&mut *conn)
.await?;
let stats: ConnStats = sqlx::query_as("SELECT * FROM #conn_stats")
.fetch_one(conn)
.await?;
// For even IDs, cap by the number of before_acquire calls.
// Ignore the check for odd IDs.
Ok((stats.id & 1) == 1 || stats.before_acquire_calls < 3)
})
})
.after_release(|conn, meta| {
// `age` should be nonzero but `idle_for` should be zero.
assert_ne!(meta.age, Duration::ZERO);
assert_eq!(meta.idle_for, Duration::ZERO);
Box::pin(async move {
sqlx::query(
r#"
UPDATE #conn_stats
SET after_release_calls = after_release_calls + 1
"#,
)
.execute(&mut *conn)
.await?;
let stats: ConnStats = sqlx::query_as("SELECT * FROM #conn_stats")
.fetch_one(conn)
.await?;
// For odd IDs, cap by the number of before_release calls.
// Ignore the check for even IDs.
Ok((stats.id & 1) == 0 || stats.after_release_calls < 4)
})
})
// Don't establish a connection yet.
.connect_lazy(&std::env::var("DATABASE_URL")?)?;
// Expected pattern of (id, before_acquire_calls, after_release_calls)
let pattern = [
// The connection pool starts empty.
(0, 0, 0),
(0, 1, 1),
(0, 2, 2),
(1, 0, 0),
(1, 1, 1),
(1, 2, 2),
// We should expect one more `acquire` because the ID is odd
(1, 3, 3),
(2, 0, 0),
(2, 1, 1),
(2, 2, 2),
(3, 0, 0),
];
for (id, before_acquire_calls, after_release_calls) in pattern {
let conn_stats: ConnStats = sqlx::query_as("SELECT * FROM #conn_stats")
.fetch_one(&pool)
.await?;
assert_eq!(
conn_stats,
ConnStats {
id,
before_acquire_calls,
after_release_calls
}
);
}
pool.close().await;
Ok(())
}