cloudflare--workers-sdk/packages/vite-plugin-cloudflare/playground/dev-vars/__tests__/dev-vars-loading.spec.ts

import fs from "node:fs";
import { describe, test, vi } from "vitest";
import {
	getJsonResponse,
	isBuild,
	testDir,
	WAIT_FOR_OPTIONS,
} from "../../__test-utils__";

test("reading variables from a standard .dev.vars file", async ({ expect }) => {
	await vi.waitFor(
		async () =>
			expect(await getJsonResponse()).toEqual({
				"variables present in .dev.vars": {
					MY_DEV_VAR_A: "my .dev.vars variable A",
					MY_DEV_VAR_B: "my .dev.vars variable B",
					MY_DEV_VAR_C: "my .dev.vars variable C",
				},
			}),
		WAIT_FOR_OPTIONS
	);
});

describe.runIf(isBuild)("build output files", () => {
	test("the .dev.vars file has been re-emitted with values preserved", async ({
		expect,
	}) => {
		const distDevVarsPath = `${testDir}/dist/worker/.dev.vars`;

		const distDevVarsExists = fs.existsSync(distDevVarsPath);
		expect(distDevVarsExists).toBe(true);

		const distDevVarsContent = fs.readFileSync(distDevVarsPath, "utf-8");
		expect(distDevVarsContent).toMatchInlineSnapshot(`
			"ENV_NAME=''
			MY_DEV_VAR_A='my .dev.vars variable A'
			MY_DEV_VAR_B='my .dev.vars variable B'
			MY_DEV_VAR_C='my .dev.vars variable C'
			"
		`);
	});

	test("secrets from .dev.vars haven't been inlined in the js output file", async ({
		expect,
	}) => {
		const distIndexPath = `${testDir}/dist/worker/index.js`;

		const distIndexContent = fs.readFileSync(distIndexPath, "utf-8");
		expect(distIndexContent).not.toContain("my .dev.vars variable");
	});
});