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Rustfmt

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This commit is contained in:
gwenn
2018-08-11 12:48:21 +02:00
parent 57df0ac3d5
commit c925d1aa97
26 changed files with 1214 additions and 970 deletions
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379
src/lib.rs
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@@ -60,71 +60,72 @@ extern crate bitflags;
#[macro_use]
extern crate lazy_static;
use std::default::Default;
use std::convert;
use std::mem;
use std::ptr;
use std::fmt;
use std::path::{Path, PathBuf};
use std::cell::RefCell;
use std::convert;
use std::default::Default;
use std::ffi::{CStr, CString};
use std::fmt;
use std::mem;
use std::os::raw::{c_char, c_int};
use std::path::{Path, PathBuf};
use std::ptr;
use std::result;
use std::str;
use std::sync::atomic::{AtomicBool, Ordering, ATOMIC_BOOL_INIT};
use std::sync::{Once, ONCE_INIT};
use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT, Ordering};
use std::os::raw::{c_int, c_char, c_void};
use types::{ToSql, ValueRef};
use error::{error_from_sqlite_code, error_from_handle};
use raw_statement::RawStatement;
use cache::StatementCache;
use error::{error_from_handle, error_from_sqlite_code};
use raw_statement::RawStatement;
use types::{ToSql, ValueRef};
pub use statement::Statement;
pub use row::{Row, Rows, MappedRows, AndThenRows, RowIndex};
pub use row::{AndThenRows, MappedRows, Row, RowIndex, Rows};
pub use transaction::{DropBehavior, Savepoint, Transaction, TransactionBehavior};
#[allow(deprecated)]
pub use transaction::{SqliteTransaction, SqliteTransactionBehavior};
pub use transaction::{DropBehavior, Savepoint, Transaction, TransactionBehavior};
pub use error::Error;
#[allow(deprecated)]
pub use error::SqliteError;
pub use error::Error;
pub use ffi::ErrorCode;
pub use cache::CachedStatement;
pub use version::*;
#[cfg(feature = "hooks")]
pub use hooks::*;
#[cfg(feature = "load_extension")]
#[allow(deprecated)]
pub use load_extension_guard::{SqliteLoadExtensionGuard, LoadExtensionGuard};
pub use load_extension_guard::{LoadExtensionGuard, SqliteLoadExtensionGuard};
pub mod types;
mod version;
mod transaction;
#[cfg(feature = "backup")]
pub mod backup;
#[cfg(feature = "blob")]
pub mod blob;
mod busy;
mod cache;
mod error;
#[cfg(feature = "functions")]
pub mod functions;
#[cfg(feature = "hooks")]
mod hooks;
#[cfg(feature = "limits")]
pub mod limits;
#[cfg(feature = "load_extension")]
mod load_extension_guard;
mod raw_statement;
mod row;
mod statement;
#[cfg(feature = "load_extension")]
mod load_extension_guard;
#[cfg(feature = "trace")]
pub mod trace;
#[cfg(feature = "backup")]
pub mod backup;
#[cfg(feature = "functions")]
pub mod functions;
#[cfg(feature = "blob")]
pub mod blob;
#[cfg(feature = "limits")]
pub mod limits;
#[cfg(feature = "hooks")]
mod hooks;
#[cfg(feature = "hooks")]
pub use hooks::*;
mod transaction;
pub mod types;
mod unlock_notify;
mod busy;
mod version;
// Number of cached prepared statements we'll hold on to.
const STATEMENT_CACHE_DEFAULT_CAPACITY: usize = 16;
@@ -151,7 +152,7 @@ fn path_to_cstring(p: &Path) -> Result<CString> {
}
/// Name for a database within a SQLite connection.
#[derive(Copy,Clone)]
#[derive(Copy, Clone)]
pub enum DatabaseName<'a> {
/// The main database.
Main,
@@ -168,7 +169,7 @@ pub enum DatabaseName<'a> {
#[cfg(any(feature = "backup", feature = "blob"))]
impl<'a> DatabaseName<'a> {
fn to_cstring(&self) -> Result<CString> {
use self::DatabaseName::{Main, Temp, Attached};
use self::DatabaseName::{Attached, Main, Temp};
match *self {
Main => str_to_cstring("main"),
Temp => str_to_cstring("temp"),
@@ -232,13 +233,11 @@ impl Connection {
/// underlying SQLite open call fails.
pub fn open_with_flags<P: AsRef<Path>>(path: P, flags: OpenFlags) -> Result<Connection> {
let c_path = try!(path_to_cstring(path.as_ref()));
InnerConnection::open_with_flags(&c_path, flags).map(|db| {
Connection {
db: RefCell::new(db),
cache: StatementCache::with_capacity(STATEMENT_CACHE_DEFAULT_CAPACITY),
path: Some(path.as_ref().to_path_buf()),
}
})
InnerConnection::open_with_flags(&c_path, flags).map(|db| Connection {
db: RefCell::new(db),
cache: StatementCache::with_capacity(STATEMENT_CACHE_DEFAULT_CAPACITY),
path: Some(path.as_ref().to_path_buf()),
})
}
/// Open a new connection to an in-memory SQLite database.
@@ -251,13 +250,11 @@ impl Connection {
/// Will return `Err` if the underlying SQLite open call fails.
pub fn open_in_memory_with_flags(flags: OpenFlags) -> Result<Connection> {
let c_memory = try!(str_to_cstring(":memory:"));
InnerConnection::open_with_flags(&c_memory, flags).map(|db| {
Connection {
db: RefCell::new(db),
cache: StatementCache::with_capacity(STATEMENT_CACHE_DEFAULT_CAPACITY),
path: None,
}
})
InnerConnection::open_with_flags(&c_memory, flags).map(|db| Connection {
db: RefCell::new(db),
cache: StatementCache::with_capacity(STATEMENT_CACHE_DEFAULT_CAPACITY),
path: None,
})
}
/// Convenience method to run multiple SQL statements (that cannot take any parameters).
@@ -306,8 +303,7 @@ impl Connection {
/// Will return `Err` if `sql` cannot be converted to a C-compatible string or if the
/// underlying SQLite call fails.
pub fn execute(&self, sql: &str, params: &[&ToSql]) -> Result<usize> {
self.prepare(sql)
.and_then(|mut stmt| stmt.execute(params))
self.prepare(sql).and_then(|mut stmt| stmt.execute(params))
}
/// Convenience method to prepare and execute a single SQL statement with named parameter(s).
@@ -361,7 +357,8 @@ impl Connection {
/// Will return `Err` if `sql` cannot be converted to a C-compatible string or if the
/// underlying SQLite call fails.
pub fn query_row<T, F>(&self, sql: &str, params: &[&ToSql], f: F) -> Result<T>
where F: FnOnce(&Row) -> T
where
F: FnOnce(&Row) -> T,
{
let mut stmt = try!(self.prepare(sql));
stmt.query_row(params, f)
@@ -377,7 +374,8 @@ impl Connection {
/// Will return `Err` if `sql` cannot be converted to a C-compatible string or if the
/// underlying SQLite call fails.
pub fn query_row_named<T, F>(&self, sql: &str, params: &[(&str, &ToSql)], f: F) -> Result<T>
where F: FnOnce(&Row) -> T
where
F: FnOnce(&Row) -> T,
{
let mut stmt = try!(self.prepare(sql));
let mut rows = try!(stmt.query_named(params));
@@ -408,20 +406,20 @@ impl Connection {
///
/// Will return `Err` if `sql` cannot be converted to a C-compatible string or if the
/// underlying SQLite call fails.
pub fn query_row_and_then<T, E, F>(&self,
sql: &str,
params: &[&ToSql],
f: F)
-> result::Result<T, E>
where F: FnOnce(&Row) -> result::Result<T, E>,
E: convert::From<Error>
pub fn query_row_and_then<T, E, F>(
&self,
sql: &str,
params: &[&ToSql],
f: F,
) -> result::Result<T, E>
where
F: FnOnce(&Row) -> result::Result<T, E>,
E: convert::From<Error>,
{
let mut stmt = try!(self.prepare(sql));
let mut rows = try!(stmt.query(params));
rows.get_expected_row()
.map_err(E::from)
.and_then(|r| f(&r))
rows.get_expected_row().map_err(E::from).and_then(|r| f(&r))
}
/// Convenience method to execute a query that is expected to return a single row.
@@ -445,7 +443,8 @@ impl Connection {
/// does exactly the same thing.
#[deprecated(since = "0.1.0", note = "Use query_row instead")]
pub fn query_row_safe<T, F>(&self, sql: &str, params: &[&ToSql], f: F) -> Result<T>
where F: FnOnce(&Row) -> T
where
F: FnOnce(&Row) -> T,
{
self.query_row(sql, params, f)
}
@@ -545,10 +544,11 @@ impl Connection {
///
/// Will return `Err` if the underlying SQLite call fails.
#[cfg(feature = "load_extension")]
pub fn load_extension<P: AsRef<Path>>(&self,
dylib_path: P,
entry_point: Option<&str>)
-> Result<()> {
pub fn load_extension<P: AsRef<Path>>(
&self,
dylib_path: P,
entry_point: Option<&str>,
) -> Result<()> {
self.db
.borrow_mut()
.load_extension(dylib_path.as_ref(), entry_point)
@@ -598,11 +598,11 @@ impl fmt::Debug for Connection {
struct InnerConnection {
db: *mut ffi::sqlite3,
#[cfg(feature = "hooks")]
free_commit_hook: Option<fn(*mut c_void)>,
free_commit_hook: Option<fn(*mut ::std::os::raw::c_void)>,
#[cfg(feature = "hooks")]
free_rollback_hook: Option<fn(*mut c_void)>,
free_rollback_hook: Option<fn(*mut ::std::os::raw::c_void)>,
#[cfg(feature = "hooks")]
free_update_hook: Option<fn(*mut c_void)>,
free_update_hook: Option<fn(*mut ::std::os::raw::c_void)>,
}
/// Old name for `OpenFlags`. `SqliteOpenFlags` is deprecated.
@@ -628,8 +628,10 @@ bitflags! {
impl Default for OpenFlags {
fn default() -> OpenFlags {
OpenFlags::SQLITE_OPEN_READ_WRITE | OpenFlags::SQLITE_OPEN_CREATE |
OpenFlags::SQLITE_OPEN_NO_MUTEX | OpenFlags::SQLITE_OPEN_URI
OpenFlags::SQLITE_OPEN_READ_WRITE
| OpenFlags::SQLITE_OPEN_CREATE
| OpenFlags::SQLITE_OPEN_NO_MUTEX
| OpenFlags::SQLITE_OPEN_URI
}
}
@@ -676,9 +678,11 @@ fn ensure_valid_sqlite_version() {
let buildtime_major = ffi::SQLITE_VERSION_NUMBER / 1_000_000;
let runtime_major = version_number / 1_000_000;
if buildtime_major != runtime_major {
panic!("rusqlite was built against SQLite {} but is running with SQLite {}",
str::from_utf8(ffi::SQLITE_VERSION).unwrap(),
version());
panic!(
"rusqlite was built against SQLite {} but is running with SQLite {}",
str::from_utf8(ffi::SQLITE_VERSION).unwrap(),
version()
);
}
if BYPASS_VERSION_CHECK.load(Ordering::Relaxed) {
@@ -688,14 +692,16 @@ fn ensure_valid_sqlite_version() {
// Check that the runtime version number is compatible with the version number we found at
// build-time.
if version_number < ffi::SQLITE_VERSION_NUMBER {
panic!("\
panic!(
"\
rusqlite was built against SQLite {} but the runtime SQLite version is {}. To fix this, either:
* Recompile rusqlite and link against the SQLite version you are using at runtime, or
* Call rusqlite::bypass_sqlite_version_check() prior to your first connection attempt. Doing this
means you're sure everything will work correctly even though the runtime version is older than
the version we found at build time.",
str::from_utf8(ffi::SQLITE_VERSION).unwrap(),
version());
str::from_utf8(ffi::SQLITE_VERSION).unwrap(),
version()
);
}
});
}
@@ -767,7 +773,12 @@ impl InnerConnection {
}
#[cfg(feature = "hooks")]
fn new(db: *mut ffi::sqlite3) -> InnerConnection {
InnerConnection { db, free_commit_hook: None, free_rollback_hook: None, free_update_hook: None }
InnerConnection {
db,
free_commit_hook: None,
free_rollback_hook: None,
free_update_hook: None,
}
}
fn open_with_flags(c_path: &CString, flags: OpenFlags) -> Result<InnerConnection> {
@@ -778,9 +789,15 @@ impl InnerConnection {
// wasn't added until version 3.7.3.
debug_assert_eq!(1 << OpenFlags::SQLITE_OPEN_READ_ONLY.bits, 0x02);
debug_assert_eq!(1 << OpenFlags::SQLITE_OPEN_READ_WRITE.bits, 0x04);
debug_assert_eq!(1 << (OpenFlags::SQLITE_OPEN_READ_WRITE | OpenFlags::SQLITE_OPEN_CREATE).bits, 0x40);
debug_assert_eq!(
1 << (OpenFlags::SQLITE_OPEN_READ_WRITE | OpenFlags::SQLITE_OPEN_CREATE).bits,
0x40
);
if (1 << (flags.bits & 0x7)) & 0x46 == 0 {
return Err(Error::SqliteFailure(ffi::Error::new(ffi::SQLITE_MISUSE), None));
return Err(Error::SqliteFailure(
ffi::Error::new(ffi::SQLITE_MISUSE),
None,
));
}
unsafe {
@@ -841,11 +858,13 @@ impl InnerConnection {
fn execute_batch(&mut self, sql: &str) -> Result<()> {
let c_sql = try!(str_to_cstring(sql));
unsafe {
let r = ffi::sqlite3_exec(self.db(),
c_sql.as_ptr(),
None,
ptr::null_mut(),
ptr::null_mut());
let r = ffi::sqlite3_exec(
self.db(),
c_sql.as_ptr(),
None,
ptr::null_mut(),
ptr::null_mut(),
);
self.decode_result(r)
}
}
@@ -863,10 +882,12 @@ impl InnerConnection {
let mut errmsg: *mut c_char = mem::uninitialized();
let r = if let Some(entry_point) = entry_point {
let c_entry = try!(str_to_cstring(entry_point));
ffi::sqlite3_load_extension(self.db,
dylib_str.as_ptr(),
c_entry.as_ptr(),
&mut errmsg)
ffi::sqlite3_load_extension(
self.db,
dylib_str.as_ptr(),
c_entry.as_ptr(),
&mut errmsg,
)
} else {
ffi::sqlite3_load_extension(self.db, dylib_str.as_ptr(), ptr::null(), &mut errmsg)
};
@@ -921,9 +942,8 @@ impl InnerConnection {
)
}
};
self.decode_result(r).map(|_| {
Statement::new(conn, RawStatement::new(c_stmt))
})
self.decode_result(r)
.map(|_| Statement::new(conn, RawStatement::new(c_stmt)))
}
fn changes(&mut self) -> usize {
@@ -950,8 +970,7 @@ impl InnerConnection {
}
#[cfg(not(feature = "hooks"))]
fn remove_hooks(&mut self) {
}
fn remove_hooks(&mut self) {}
}
impl Drop for InnerConnection {
@@ -977,18 +996,16 @@ pub type SqliteStatement<'conn> = Statement<'conn>;
#[deprecated(since = "0.6.0", note = "Use Rows instead")]
pub type SqliteRows<'stmt> = Rows<'stmt>;
/// Old name for `Row`. `SqliteRow` is deprecated.
#[deprecated(since = "0.6.0", note = "Use Row instead")]
pub type SqliteRow<'a, 'stmt> = Row<'a, 'stmt>;
#[cfg(test)]
mod test {
extern crate tempdir;
use self::tempdir::TempDir;
pub use super::*;
use ffi;
use self::tempdir::TempDir;
pub use std::error::Error as StdError;
pub use std::fmt;
@@ -1010,10 +1027,13 @@ mod test {
let tmp = TempDir::new("locked").unwrap();
let path = tmp.path().join("transactions.db3");
Connection::open(&path).expect("create temp db").execute_batch("
Connection::open(&path)
.expect("create temp db")
.execute_batch(
"
BEGIN; CREATE TABLE foo(x INTEGER);
INSERT INTO foo VALUES(42); END;")
.expect("create temp db");
INSERT INTO foo VALUES(42); END;",
).expect("create temp db");
let mut db1 = Connection::open(&path).unwrap();
let mut db2 = Connection::open(&path).unwrap();
@@ -1026,8 +1046,12 @@ mod test {
let tx2 = db2.transaction().unwrap();
// SELECT first makes sqlite lock with a shared lock
let _ = tx1.query_row("SELECT x FROM foo LIMIT 1", &[], |_| ()).unwrap();
let _ = tx2.query_row("SELECT x FROM foo LIMIT 1", &[], |_| ()).unwrap();
let _ = tx1
.query_row("SELECT x FROM foo LIMIT 1", &[], |_| ())
.unwrap();
let _ = tx2
.query_row("SELECT x FROM foo LIMIT 1", &[], |_| ())
.unwrap();
tx1.execute("INSERT INTO foo VALUES(?1)", &[&1]).unwrap();
let _ = tx2.execute("INSERT INTO foo VALUES(?1)", &[&2]);
@@ -1036,12 +1060,15 @@ mod test {
let _ = tx2.commit();
}
let _ = db1.transaction().expect("commit should have closed transaction");
let _ = db2.transaction().expect("commit should have closed transaction");
let _ = db1
.transaction()
.expect("commit should have closed transaction");
let _ = db2
.transaction()
.expect("commit should have closed transaction");
}
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_persistence() {
let temp_dir = TempDir::new("test_open_file").unwrap();
let path = temp_dir.path().join("test.db3");
@@ -1077,20 +1104,22 @@ mod test {
// force the DB to be busy by preparing a statement; this must be done at the FFI
// level to allow us to call .close() without dropping the prepared statement first.
let raw_stmt = {
use std::mem;
use std::ptr;
use std::os::raw::c_int;
use super::str_to_cstring;
use std::mem;
use std::os::raw::c_int;
use std::ptr;
let raw_db = db.db.borrow_mut().db;
let sql = "SELECT 1";
let mut raw_stmt: *mut ffi::sqlite3_stmt = unsafe { mem::uninitialized() };
let rc = unsafe {
ffi::sqlite3_prepare_v2(raw_db,
str_to_cstring(sql).unwrap().as_ptr(),
(sql.len() + 1) as c_int,
&mut raw_stmt,
ptr::null_mut())
ffi::sqlite3_prepare_v2(
raw_db,
str_to_cstring(sql).unwrap().as_ptr(),
(sql.len() + 1) as c_int,
&mut raw_stmt,
ptr::null_mut(),
)
};
assert_eq!(rc, ffi::SQLITE_OK);
raw_stmt
@@ -1109,15 +1138,16 @@ mod test {
#[test]
fn test_open_with_flags() {
for bad_flags in &[OpenFlags::empty(),
OpenFlags::SQLITE_OPEN_READ_ONLY | OpenFlags::SQLITE_OPEN_READ_WRITE,
OpenFlags::SQLITE_OPEN_READ_ONLY | OpenFlags::SQLITE_OPEN_CREATE] {
for bad_flags in &[
OpenFlags::empty(),
OpenFlags::SQLITE_OPEN_READ_ONLY | OpenFlags::SQLITE_OPEN_READ_WRITE,
OpenFlags::SQLITE_OPEN_READ_ONLY | OpenFlags::SQLITE_OPEN_CREATE,
] {
assert!(Connection::open_in_memory_with_flags(*bad_flags).is_err());
}
}
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_execute_batch() {
let db = checked_memory_handle();
let sql = "BEGIN;
@@ -1129,7 +1159,8 @@ mod test {
END;";
db.execute_batch(sql).unwrap();
db.execute_batch("UPDATE foo SET x = 3 WHERE x < 3").unwrap();
db.execute_batch("UPDATE foo SET x = 3 WHERE x < 3")
.unwrap();
assert!(db.execute_batch("INVALID SQL").is_err());
}
@@ -1139,16 +1170,22 @@ mod test {
let db = checked_memory_handle();
db.execute_batch("CREATE TABLE foo(x INTEGER)").unwrap();
assert_eq!(1,
db.execute("INSERT INTO foo(x) VALUES (?)", &[&1i32])
.unwrap());
assert_eq!(1,
db.execute("INSERT INTO foo(x) VALUES (?)", &[&2i32])
.unwrap());
assert_eq!(
1,
db.execute("INSERT INTO foo(x) VALUES (?)", &[&1i32])
.unwrap()
);
assert_eq!(
1,
db.execute("INSERT INTO foo(x) VALUES (?)", &[&2i32])
.unwrap()
);
assert_eq!(3i32,
db.query_row::<i32, _>("SELECT SUM(x) FROM foo", &[], |r| r.get(0))
.unwrap());
assert_eq!(
3i32,
db.query_row::<i32, _>("SELECT SUM(x) FROM foo", &[], |r| r.get(0))
.unwrap()
);
}
#[test]
@@ -1205,7 +1242,8 @@ mod test {
assert_eq!(insert_stmt.execute(&[&2i32]).unwrap(), 1);
assert_eq!(insert_stmt.execute(&[&3i32]).unwrap(), 1);
let mut query = db.prepare("SELECT x FROM foo WHERE x < ? ORDER BY x DESC")
let mut query = db
.prepare("SELECT x FROM foo WHERE x < ? ORDER BY x DESC")
.unwrap();
{
let mut rows = query.query(&[&4i32]).unwrap();
@@ -1231,7 +1269,6 @@ mod test {
}
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_query_map() {
let db = checked_memory_handle();
let sql = "BEGIN;
@@ -1244,15 +1281,13 @@ mod test {
db.execute_batch(sql).unwrap();
let mut query = db.prepare("SELECT x, y FROM foo ORDER BY x DESC").unwrap();
let results: Result<Vec<String>> = query.query_map(&[], |row| row.get(1))
.unwrap()
.collect();
let results: Result<Vec<String>> =
query.query_map(&[], |row| row.get(1)).unwrap().collect();
assert_eq!(results.unwrap().concat(), "hello, world!");
}
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_query_row() {
let db = checked_memory_handle();
let sql = "BEGIN;
@@ -1264,9 +1299,11 @@ mod test {
END;";
db.execute_batch(sql).unwrap();
assert_eq!(10i64,
db.query_row::<i64, _>("SELECT SUM(x) FROM foo", &[], |r| r.get(0))
.unwrap());
assert_eq!(
10i64,
db.query_row::<i64, _>("SELECT SUM(x) FROM foo", &[], |r| r.get(0))
.unwrap()
);
let result: Result<i64> = db.query_row("SELECT x FROM foo WHERE x > 5", &[], |r| r.get(0));
match result.unwrap_err() {
@@ -1293,8 +1330,7 @@ mod test {
let db = checked_memory_handle();
db.execute_batch("CREATE TABLE foo(x INTEGER PRIMARY KEY)")
.unwrap();
db.execute_batch("INSERT INTO foo DEFAULT VALUES")
.unwrap();
db.execute_batch("INSERT INTO foo DEFAULT VALUES").unwrap();
assert_eq!(db.last_insert_rowid(), 1);
@@ -1308,8 +1344,10 @@ mod test {
#[test]
fn test_is_autocommit() {
let db = checked_memory_handle();
assert!(db.is_autocommit(),
"autocommit expected to be active by default");
assert!(
db.is_autocommit(),
"autocommit expected to be active by default"
);
}
#[test]
@@ -1414,7 +1452,6 @@ mod test {
type CustomResult<T> = ::std::result::Result<T, CustomError>;
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_query_and_then() {
let db = checked_memory_handle();
let sql = "BEGIN;
@@ -1427,8 +1464,8 @@ mod test {
db.execute_batch(sql).unwrap();
let mut query = db.prepare("SELECT x, y FROM foo ORDER BY x DESC").unwrap();
let results: Result<Vec<String>> = query.query_and_then(&[],
|row| row.get_checked(1))
let results: Result<Vec<String>> = query
.query_and_then(&[], |row| row.get_checked(1))
.unwrap()
.collect();
@@ -1436,7 +1473,6 @@ mod test {
}
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_query_and_then_fails() {
let db = checked_memory_handle();
let sql = "BEGIN;
@@ -1449,7 +1485,8 @@ mod test {
db.execute_batch(sql).unwrap();
let mut query = db.prepare("SELECT x, y FROM foo ORDER BY x DESC").unwrap();
let bad_type: Result<Vec<f64>> = query.query_and_then(&[], |row| row.get_checked(1))
let bad_type: Result<Vec<f64>> = query
.query_and_then(&[], |row| row.get_checked(1))
.unwrap()
.collect();
@@ -1458,7 +1495,8 @@ mod test {
err => panic!("Unexpected error {}", err),
}
let bad_idx: Result<Vec<String>> = query.query_and_then(&[], |row| row.get_checked(3))
let bad_idx: Result<Vec<String>> = query
.query_and_then(&[], |row| row.get_checked(3))
.unwrap()
.collect();
@@ -1469,7 +1507,6 @@ mod test {
}
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_query_and_then_custom_error() {
let db = checked_memory_handle();
let sql = "BEGIN;
@@ -1482,18 +1519,15 @@ mod test {
db.execute_batch(sql).unwrap();
let mut query = db.prepare("SELECT x, y FROM foo ORDER BY x DESC").unwrap();
let results: CustomResult<Vec<String>> = query.query_and_then(&[], |row| {
row.get_checked(1)
.map_err(CustomError::Sqlite)
})
.unwrap()
let results: CustomResult<Vec<String>> = query
.query_and_then(&[], |row| row.get_checked(1).map_err(CustomError::Sqlite))
.unwrap()
.collect();
assert_eq!(results.unwrap().concat(), "hello, world!");
}
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_query_and_then_custom_error_fails() {
let db = checked_memory_handle();
let sql = "BEGIN;
@@ -1506,11 +1540,9 @@ mod test {
db.execute_batch(sql).unwrap();
let mut query = db.prepare("SELECT x, y FROM foo ORDER BY x DESC").unwrap();
let bad_type: CustomResult<Vec<f64>> = query.query_and_then(&[], |row| {
row.get_checked(1)
.map_err(CustomError::Sqlite)
})
.unwrap()
let bad_type: CustomResult<Vec<f64>> = query
.query_and_then(&[], |row| row.get_checked(1).map_err(CustomError::Sqlite))
.unwrap()
.collect();
match bad_type.unwrap_err() {
@@ -1518,11 +1550,9 @@ mod test {
err => panic!("Unexpected error {}", err),
}
let bad_idx: CustomResult<Vec<String>> = query.query_and_then(&[], |row| {
row.get_checked(3)
.map_err(CustomError::Sqlite)
})
.unwrap()
let bad_idx: CustomResult<Vec<String>> = query
.query_and_then(&[], |row| row.get_checked(3).map_err(CustomError::Sqlite))
.unwrap()
.collect();
match bad_idx.unwrap_err() {
@@ -1530,10 +1560,9 @@ mod test {
err => panic!("Unexpected error {}", err),
}
let non_sqlite_err: CustomResult<Vec<String>> = query.query_and_then(&[], |_| {
Err(CustomError::SomeError)
})
.unwrap()
let non_sqlite_err: CustomResult<Vec<String>> = query
.query_and_then(&[], |_| Err(CustomError::SomeError))
.unwrap()
.collect();
match non_sqlite_err.unwrap_err() {
@@ -1543,7 +1572,6 @@ mod test {
}
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_query_row_and_then_custom_error() {
let db = checked_memory_handle();
let sql = "BEGIN;
@@ -1561,7 +1589,6 @@ mod test {
}
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_query_row_and_then_custom_error_fails() {
let db = checked_memory_handle();
let sql = "BEGIN;
@@ -1589,9 +1616,8 @@ mod test {
err => panic!("Unexpected error {}", err),
}
let non_sqlite_err: CustomResult<String> = db.query_row_and_then(query, &[], |_| {
Err(CustomError::SomeError)
});
let non_sqlite_err: CustomResult<String> =
db.query_row_and_then(query, &[], |_| Err(CustomError::SomeError));
match non_sqlite_err.unwrap_err() {
CustomError::SomeError => (),
@@ -1600,7 +1626,6 @@ mod test {
}
#[test]
#[cfg_attr(rustfmt, rustfmt_skip)]
fn test_dynamic() {
let db = checked_memory_handle();
let sql = "BEGIN;
@@ -1609,7 +1634,9 @@ mod test {
END;";
db.execute_batch(sql).unwrap();
db.query_row("SELECT * FROM foo", &[], |r| assert_eq!(2, r.column_count())).unwrap();
db.query_row("SELECT * FROM foo", &[], |r| {
assert_eq!(2, r.column_count())
}).unwrap();
}
}
}