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Refined sqlez, implemented 60% of workspace serialization sql

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This commit is contained in:
Mikayla Maki 2022-11-04 13:22:35 -07:00
parent 6b214acbc4
commit 0186289420
11 changed files with 569 additions and 433 deletions
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54
crates/sqlez/src/statement.rs
View file

@ -6,7 +6,7 @@ use anyhow::{anyhow, Context, Result};
use libsqlite3_sys::*;
use crate::bindable::{Bind, Column};
use crate::connection::{error_to_result, Connection};
use crate::connection::Connection;
pub struct Statement<'a> {
raw_statement: *mut sqlite3_stmt,
@ -48,7 +48,9 @@ impl<'a> Statement<'a> {
0 as *mut _,
);
connection.last_error().context("Prepare call failed.")?;
connection
.last_error()
.with_context(|| format!("Prepare call failed for query:\n{}", query.as_ref()))?;
}
Ok(statement)
@ -309,10 +311,7 @@ impl<'a> Statement<'a> {
impl<'a> Drop for Statement<'a> {
fn drop(&mut self) {
unsafe {
let error = sqlite3_finalize(self.raw_statement);
error_to_result(error).expect("failed error");
};
unsafe { sqlite3_finalize(self.raw_statement) };
}
}
@ -327,9 +326,9 @@ mod test {
let connection1 = Connection::open_memory("blob_round_trips");
connection1
.exec(indoc! {"
CREATE TABLE blobs (
data BLOB
);"})
CREATE TABLE blobs (
data BLOB
);"})
.unwrap();
let blob = &[0, 1, 2, 4, 8, 16, 32, 64];
@ -352,4 +351,41 @@ mod test {
let mut read = connection1.prepare("SELECT * FROM blobs;").unwrap();
assert_eq!(read.step().unwrap(), StepResult::Done);
}
#[test]
pub fn maybe_returns_options() {
let connection = Connection::open_memory("maybe_returns_options");
connection
.exec(indoc! {"
CREATE TABLE texts (
text TEXT
);"})
.unwrap();
assert!(connection
.prepare("SELECT text FROM texts")
.unwrap()
.maybe_row::<String>()
.unwrap()
.is_none());
let text_to_insert = "This is a test";
connection
.prepare("INSERT INTO texts VALUES (?)")
.unwrap()
.with_bindings(text_to_insert)
.unwrap()
.exec()
.unwrap();
assert_eq!(
connection
.prepare("SELECT text FROM texts")
.unwrap()
.maybe_row::<String>()
.unwrap(),
Some(text_to_insert.to_string())
);
}
}