initial commit

test/js/sql/adapter-override.test.ts

@@ -0,0 +1,58 @@
+import { SQL } from "bun";
+import { describe, expect, test } from "bun:test";
+
+describe("Adapter Override", () => {
+  test("postgres:// URL with adapter='sqlite' uses SQLite", async () => {
+    const sql = new SQL("postgres://localhost:5432/testdb", {
+      adapter: "sqlite",
+      filename: ":memory:",
+    });
+
+    expect(sql.options.adapter).toBe("sqlite");
+    expect(sql.options.filename).toBe(":memory:");
+
+    // Verify it's actually SQLite by running a SQLite-specific query
+    await sql`CREATE TABLE test (id INTEGER PRIMARY KEY)`;
+    await sql`INSERT INTO test (id) VALUES (1)`;
+    const result = await sql`SELECT * FROM test`;
+    expect(result).toHaveLength(1);
+    expect(result[0].id).toBe(1);
+
+    await sql.close();
+  });
+
+  test("sqlite:// URL with adapter='sqlite' works", async () => {
+    const sql = new SQL("sqlite://:memory:", {
+      adapter: "sqlite",
+    });
+
+    expect(sql.options.adapter).toBe("sqlite");
+    expect(sql.options.filename).toBe(":memory:");
+
+    await sql`CREATE TABLE test2 (value TEXT)`;
+    await sql`INSERT INTO test2 (value) VALUES ('hello')`;
+    const result = await sql`SELECT * FROM test2`;
+    expect(result).toHaveLength(1);
+    expect(result[0].value).toBe("hello");
+
+    await sql.close();
+  });
+
+  test("no URL with adapter='sqlite' and filename works", async () => {
+    const sql = new SQL(undefined, {
+      adapter: "sqlite",
+      filename: ":memory:",
+    });
+
+    expect(sql.options.adapter).toBe("sqlite");
+    expect(sql.options.filename).toBe(":memory:");
+
+    await sql`CREATE TABLE test3 (num REAL)`;
+    await sql`INSERT INTO test3 (num) VALUES (3.14)`;
+    const result = await sql`SELECT * FROM test3`;
+    expect(result).toHaveLength(1);
+    expect(result[0].num).toBeCloseTo(3.14);
+
+    await sql.close();
+  });
+});