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471 lines (352 loc) · 11.6 KB
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use futures::TryStreamExt;
use sqlx::sqlite::SqlitePoolOptions;
use sqlx::{
query, sqlite::Sqlite, sqlite::SqliteRow, Column, Connection, Done, Executor, Row,
SqliteConnection, SqlitePool, Statement, TypeInfo,
};
use sqlx_test::new;
#[sqlx_macros::test]
async fn it_connects() -> anyhow::Result<()> {
Ok(new::<Sqlite>().await?.ping().await?)
}
#[sqlx_macros::test]
async fn it_fetches_and_inflates_row() -> anyhow::Result<()> {
let mut conn = new::<Sqlite>().await?;
// process rows, one-at-a-time
// this reuses the memory of the row
{
let expected = [15, 39, 51];
let mut i = 0;
let mut s = conn.fetch("SELECT 15 UNION SELECT 51 UNION SELECT 39");
while let Some(row) = s.try_next().await? {
let v1 = row.get::<i32, _>(0);
assert_eq!(expected[i], v1);
i += 1;
}
}
// same query, but fetch all rows at once
// this triggers the internal inflation
let rows = conn
.fetch_all("SELECT 15 UNION SELECT 51 UNION SELECT 39")
.await?;
assert_eq!(rows.len(), 3);
assert_eq!(rows[0].get::<i32, _>(0), 15);
assert_eq!(rows[1].get::<i32, _>(0), 39);
assert_eq!(rows[2].get::<i32, _>(0), 51);
// same query but fetch the first row a few times from a non-persistent query
// these rows should be immediately inflated
let row1 = conn
.fetch_one("SELECT 15 UNION SELECT 51 UNION SELECT 39")
.await?;
assert_eq!(row1.get::<i32, _>(0), 15);
let row2 = conn
.fetch_one("SELECT 15 UNION SELECT 51 UNION SELECT 39")
.await?;
assert_eq!(row1.get::<i32, _>(0), 15);
assert_eq!(row2.get::<i32, _>(0), 15);
// same query (again) but make it persistent
// and fetch the first row a few times
let row1 = conn
.fetch_one(query("SELECT 15 UNION SELECT 51 UNION SELECT 39"))
.await?;
assert_eq!(row1.get::<i32, _>(0), 15);
let row2 = conn
.fetch_one(query("SELECT 15 UNION SELECT 51 UNION SELECT 39"))
.await?;
assert_eq!(row1.get::<i32, _>(0), 15);
assert_eq!(row2.get::<i32, _>(0), 15);
Ok(())
}
#[sqlx_macros::test]
async fn it_maths() -> anyhow::Result<()> {
let mut conn = new::<Sqlite>().await?;
let value = sqlx::query("select 1 + ?1")
.bind(5_i32)
.try_map(|row: SqliteRow| row.try_get::<i32, _>(0))
.fetch_one(&mut conn)
.await?;
assert_eq!(6i32, value);
Ok(())
}
#[sqlx_macros::test]
async fn test_bind_multiple_statements_multiple_values() -> anyhow::Result<()> {
let mut conn = new::<Sqlite>().await?;
let values: Vec<i32> = sqlx::query_scalar::<_, i32>("select ?; select ?")
.bind(5_i32)
.bind(15_i32)
.fetch_all(&mut conn)
.await?;
assert_eq!(values.len(), 2);
assert_eq!(values[0], 5);
assert_eq!(values[1], 15);
Ok(())
}
#[sqlx_macros::test]
async fn test_bind_multiple_statements_same_value() -> anyhow::Result<()> {
let mut conn = new::<Sqlite>().await?;
let values: Vec<i32> = sqlx::query_scalar::<_, i32>("select ?1; select ?1")
.bind(25_i32)
.fetch_all(&mut conn)
.await?;
assert_eq!(values.len(), 2);
assert_eq!(values[0], 25);
assert_eq!(values[1], 25);
Ok(())
}
#[sqlx_macros::test]
async fn it_can_describe_with_pragma() -> anyhow::Result<()> {
use sqlx::{Decode, TypeInfo, ValueRef};
let mut conn = new::<Sqlite>().await?;
let defaults = sqlx::query("pragma table_info (tweet)")
.try_map(|row: SqliteRow| {
let val = row.try_get_raw("dflt_value")?;
let ty = val.type_info().clone().into_owned();
let val: Option<i32> = Decode::<Sqlite>::decode(val).map_err(sqlx::Error::Decode)?;
if val.is_some() {
assert_eq!(ty.name(), "TEXT");
}
Ok(val)
})
.fetch_all(&mut conn)
.await?;
assert_eq!(defaults[0], None);
assert_eq!(defaults[2], Some(0));
Ok(())
}
#[sqlx_macros::test]
async fn it_binds_positional_parameters_issue_467() -> anyhow::Result<()> {
let mut conn = new::<Sqlite>().await?;
let row: (i32, i32, i32, i32) = sqlx::query_as("select ?1, ?1, ?3, ?2")
.bind(5_i32)
.bind(500_i32)
.bind(1020_i32)
.fetch_one(&mut conn)
.await?;
assert_eq!(row.0, 5);
assert_eq!(row.1, 5);
assert_eq!(row.2, 1020);
assert_eq!(row.3, 500);
Ok(())
}
#[sqlx_macros::test]
async fn it_fetches_in_loop() -> anyhow::Result<()> {
// this is trying to check for any data races
// there were a few that triggered *sometimes* while building out StatementWorker
for _ in 0..1000_usize {
let mut conn = new::<Sqlite>().await?;
let v: Vec<(i32,)> = sqlx::query_as("SELECT 1").fetch_all(&mut conn).await?;
assert_eq!(v[0].0, 1);
}
Ok(())
}
#[sqlx_macros::test]
async fn it_executes_with_pool() -> anyhow::Result<()> {
let pool: SqlitePool = SqlitePoolOptions::new()
.min_connections(2)
.max_connections(2)
.test_before_acquire(false)
.connect(&dotenv::var("DATABASE_URL")?)
.await?;
let rows = pool.fetch_all("SELECT 1; SElECT 2").await?;
assert_eq!(rows.len(), 2);
Ok(())
}
#[sqlx_macros::test]
async fn it_opens_in_memory() -> anyhow::Result<()> {
// If the filename is ":memory:", then a private, temporary in-memory database
// is created for the connection.
let _ = SqliteConnection::connect(":memory:").await?;
Ok(())
}
#[sqlx_macros::test]
async fn it_opens_temp_on_disk() -> anyhow::Result<()> {
// If the filename is an empty string, then a private, temporary on-disk database will
// be created.
let _ = SqliteConnection::connect("").await?;
Ok(())
}
#[sqlx_macros::test]
async fn it_fails_to_parse() -> anyhow::Result<()> {
let mut conn = new::<Sqlite>().await?;
let res = conn.execute("SEELCT 1").await;
assert!(res.is_err());
let err = res.unwrap_err().to_string();
assert_eq!(
"error returned from database: near \"SEELCT\": syntax error",
err
);
Ok(())
}
#[sqlx_macros::test]
async fn it_handles_empty_queries() -> anyhow::Result<()> {
let mut conn = new::<Sqlite>().await?;
let done = conn.execute("").await?;
assert_eq!(done.rows_affected(), 0);
Ok(())
}
#[sqlx_macros::test]
fn it_binds_parameters() -> anyhow::Result<()> {
let mut conn = new::<Sqlite>().await?;
let v: i32 = sqlx::query_scalar("SELECT ?")
.bind(10_i32)
.fetch_one(&mut conn)
.await?;
assert_eq!(v, 10);
let v: (i32, i32) = sqlx::query_as("SELECT ?1, ?")
.bind(10_i32)
.fetch_one(&mut conn)
.await?;
assert_eq!(v.0, 10);
assert_eq!(v.1, 10);
Ok(())
}
#[sqlx_macros::test]
async fn it_executes_queries() -> anyhow::Result<()> {
let mut conn = new::<Sqlite>().await?;
let _ = conn
.execute(
r#"
CREATE TEMPORARY TABLE users (id INTEGER PRIMARY KEY)
"#,
)
.await?;
for index in 1..=10_i32 {
let done = sqlx::query("INSERT INTO users (id) VALUES (?)")
.bind(index * 2)
.execute(&mut conn)
.await?;
assert_eq!(done.rows_affected(), 1);
}
let sum: i32 = sqlx::query_as("SELECT id FROM users")
.fetch(&mut conn)
.try_fold(0_i32, |acc, (x,): (i32,)| async move { Ok(acc + x) })
.await?;
assert_eq!(sum, 110);
Ok(())
}
#[sqlx_macros::test]
async fn it_can_execute_multiple_statements() -> anyhow::Result<()> {
let mut conn = new::<Sqlite>().await?;
let done = conn
.execute(
r#"
CREATE TEMPORARY TABLE users (id INTEGER PRIMARY KEY, other INTEGER);
INSERT INTO users DEFAULT VALUES;
"#,
)
.await?;
assert_eq!(done.rows_affected(), 1);
for index in 2..5_i32 {
let (id, other): (i32, i32) = sqlx::query_as(
r#"
INSERT INTO users (other) VALUES (?);
SELECT id, other FROM users WHERE id = last_insert_rowid();
"#,
)
.bind(index)
.fetch_one(&mut conn)
.await?;
assert_eq!(id, index);
assert_eq!(other, index);
}
Ok(())
}
#[sqlx_macros::test]
async fn it_interleaves_reads_and_writes() -> anyhow::Result<()> {
let mut conn = new::<Sqlite>().await?;
let mut cursor = conn.fetch(
"
CREATE TABLE IF NOT EXISTS _sqlx_test (
id INT PRIMARY KEY,
text TEXT NOT NULL
);
SELECT 'Hello World' as _1;
INSERT INTO _sqlx_test (text) VALUES ('this is a test');
SELECT id, text FROM _sqlx_test;
",
);
let row = cursor.try_next().await?.unwrap();
assert!("Hello World" == row.try_get::<&str, _>("_1")?);
let row = cursor.try_next().await?.unwrap();
let id: i64 = row.try_get("id")?;
let text: &str = row.try_get("text")?;
assert_eq!(0, id);
assert_eq!("this is a test", text);
Ok(())
}
#[sqlx_macros::test]
async fn it_supports_collations() -> anyhow::Result<()> {
let mut conn = new::<Sqlite>().await?;
conn.create_collation("test_collation", |l, r| l.cmp(r).reverse())?;
let _ = conn
.execute(
r#"
CREATE TEMPORARY TABLE users (id INTEGER PRIMARY KEY, name TEXT NOT NULL COLLATE test_collation)
"#,
)
.await?;
sqlx::query("INSERT INTO users (name) VALUES (?)")
.bind("a")
.execute(&mut conn)
.await?;
sqlx::query("INSERT INTO users (name) VALUES (?)")
.bind("b")
.execute(&mut conn)
.await?;
let row: SqliteRow = conn
.fetch_one("SELECT name FROM users ORDER BY name ASC")
.await?;
let name: &str = row.try_get(0)?;
assert_eq!(name, "b");
Ok(())
}
#[sqlx_macros::test]
async fn it_caches_statements() -> anyhow::Result<()> {
let mut conn = new::<Sqlite>().await?;
for i in 0..2 {
let row = sqlx::query("SELECT ? AS val")
.bind(i)
.persistent(true)
.fetch_one(&mut conn)
.await?;
let val: i32 = row.get("val");
assert_eq!(i, val);
}
assert_eq!(1, conn.cached_statements_size());
conn.clear_cached_statements().await?;
assert_eq!(0, conn.cached_statements_size());
let mut conn = new::<Sqlite>().await?;
for i in 0..2 {
let row = sqlx::query("SELECT ? AS val")
.bind(i)
.persistent(false)
.fetch_one(&mut conn)
.await?;
let val: i32 = row.get("val");
assert_eq!(i, val);
}
assert_eq!(0, conn.cached_statements_size());
Ok(())
}
#[sqlx_macros::test]
async fn it_can_prepare_then_execute() -> anyhow::Result<()> {
let mut conn = new::<Sqlite>().await?;
let mut tx = conn.begin().await?;
let _ = sqlx::query("INSERT INTO tweet ( id, text ) VALUES ( 2, 'Hello, World' )")
.execute(&mut tx)
.await?;
let tweet_id: i32 = 2;
let statement = tx.prepare("SELECT * FROM tweet WHERE id = ?1").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(), "INTEGER");
assert_eq!(statement.column(1).type_info().name(), "TEXT");
assert_eq!(statement.column(2).type_info().name(), "BOOLEAN");
assert_eq!(statement.column(3).type_info().name(), "INTEGER");
let row = statement.query().bind(tweet_id).fetch_one(&mut tx).await?;
let tweet_text: &str = row.try_get("text")?;
assert_eq!(tweet_text, "Hello, World");
Ok(())
}