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binds: Add empty prepared statement tests

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This commit is contained in:
Diego Reis 2025-05-08 16:32:08 -03:00
parent c4e7be04f8
commit bc72c396f0
2 changed files with 33 additions and 17 deletions
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7
bindings/javascript/__test__/better-sqlite3.spec.mjs
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@ -31,6 +31,13 @@ test("Statement.run() returns correct result object", async (t) => {
t.deepEqual(rows, { changes: 1, lastInsertRowid: 1 });
});
test("Empty prepared statement should throw", async (t) => {
const [db] = await connect(":memory:");
t.throws(() => {
db.prepare("");
}, { instanceOf: Error });
});
const connect = async (path) => {
const db = new Database(path);
return [db];

43
bindings/javascript/__test__/limbo.spec.mjs
View file

@ -1,27 +1,26 @@
import test from "ava";
import { Database } from "../index.js";
import { Database } from "../index.js";
test("Open in-memory database", async (t) => {
const [db] = await connect(":memory:");
t.is(db.memory, true);
const [db] = await connect(":memory:");
t.is(db.memory, true);
});
test("Statement.get() returns data", async (t) => {
const [db] = await connect(":memory:");
const stmt = db.prepare("SELECT 1");
const result = stmt.get();
t.is(result["1"], 1);
const result2 = stmt.get();
t.is(result2["1"], 1);
const [db] = await connect(":memory:");
const stmt = db.prepare("SELECT 1");
const result = stmt.get();
t.is(result["1"], 1);
const result2 = stmt.get();
t.is(result2["1"], 1);
});
test("Statement.get() returns null when no data", async (t) => {
const [db] = await connect(":memory:");
const stmt = db.prepare("SELECT 1 WHERE 1 = 2");
const result = stmt.get();
t.is(result, undefined);
const [db] = await connect(":memory:");
const stmt = db.prepare("SELECT 1 WHERE 1 = 2");
const result = stmt.get();
t.is(result, undefined);
});
// run() isn't 100% compatible with better-sqlite3
@ -30,11 +29,21 @@ test("Statement.run() returns correct result object", async (t) => {
const [db] = await connect(":memory:");
db.prepare("CREATE TABLE users (name TEXT)").run();
db.prepare("INSERT INTO users (name) VALUES (?)").run(["Alice"]);
let rows = db.prepare("SELECT * FROM users").all()
let rows = db.prepare("SELECT * FROM users").all();
t.deepEqual(rows, [{ name: "Alice" }]);
});
test("Empty prepared statement should throw", async (t) => {
const [db] = await connect(":memory:");
t.throws(
() => {
db.prepare("");
},
{ instanceOf: Error },
);
});
const connect = async (path) => {
const db = new Database(path);
return [db];
const db = new Database(path);
return [db];
};