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with-test-app.ts
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with-test-app.ts
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import { v4 as uuid } from "uuid";
import getPort from "get-port";
import { Environment } from "../app/config";
import { App } from "../main";
import mailcatcher from "./mailcatcher";
import MockRestApi from "./rest-api";
import { get_test_app, TestAppType } from "./test-app";
type TestCallback = (params: CallbackParams) => Promise<any>;
type extendFn = null | ((app_class: TestAppType) => TestAppType);
const test_collections: { [collection: string]: string } = {};
export async function withStoppedApp(
extend_fn: extendFn,
cb: TestCallback,
test_collection?: string // tests with the same collection get assigned the same db id
): Promise<any> {
await withTestApp(
"auto_start" && false,
"dev",
extend_fn,
cb,
test_collection
);
}
export async function withRunningApp(
extend_fn: extendFn,
cb: TestCallback,
test_collection?: string // tests with the same collection get assigned the same db id
): Promise<any> {
await withTestApp(
"auto_start" && true,
"dev",
extend_fn,
cb,
test_collection
);
}
export async function withRunningAppProd(
extend_fn: extendFn,
cb: TestCallback,
test_collection?: string
): Promise<any> {
await withTestApp(
"auto_start" && true,
"production",
extend_fn,
cb,
test_collection
);
}
function getAppID(test_collection?: string) {
let uniq_id;
if (test_collection) {
if (!test_collections[test_collection]) {
test_collections[test_collection] = uuid();
}
uniq_id = test_collections[test_collection];
} else {
uniq_id = uuid();
}
return uniq_id;
}
type CallbackParams = {
app: App;
base_url: string;
smtp_api_url: string;
rest_api: MockRestApi;
port: number;
mail_api: ReturnType<typeof mailcatcher>;
app_class: TestAppType;
};
async function withTestApp(
auto_start: boolean,
env: Environment,
extend_fn: extendFn,
fn: (params: CallbackParams) => Promise<unknown>,
test_collection?: string
) {
const port = await getPort();
const base_url = `http://localhost:${port}`;
const smtp_api_url = `http://${
process.env.SEALIOUS_SMTP_HOST || "localhost"
}:1080`;
const TestApp = get_test_app({
env,
port,
base_url,
uniq_id: getAppID(test_collection),
});
let modified_app_class;
if (extend_fn) {
modified_app_class = extend_fn(TestApp);
} else {
modified_app_class = TestApp;
}
const app = new modified_app_class();
if (auto_start) {
await app.start();
}
try {
await fn({
app: app as App,
port,
app_class: modified_app_class,
base_url,
smtp_api_url,
mail_api: mailcatcher(smtp_api_url, app),
rest_api: new MockRestApi(base_url),
});
} catch (e) {
console.error(e);
throw e;
} finally {
if (app.status !== "stopped") {
await app.stop();
}
}
}

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