t3-code-android-nightly/.repos/alchemy-effect/packages/alchemy/test/AWS/MediaConvert/Bindings.test.ts

import * as AWS from "@/AWS";
import * as Core from "@/Test/Core";
import * as Output from "@/Output";
import * as Test from "@/Test/Alchemy";
import * as eventbridge from "@distilled.cloud/aws/eventbridge";
import { describe, expect } from "alchemy-test";
import * as Data from "effect/Data";
import * as Effect from "effect/Effect";
import * as Schedule from "effect/Schedule";
import * as HttpClient from "effect/http/HttpClient";
import * as HttpClientRequest from "effect/http/HttpClientRequest";
import MediaConvertTestFunctionLive, {
  MediaConvertTestFunction,
} from "./handler";

const testOptions = { providers: AWS.providers() };
const { test, beforeAll, afterAll } = Test.make(testOptions);
const sharedStack = Core.scratchStack(testOptions, "MediaConvertBindings");

// A well-formed-but-nonexistent job id (MediaConvert ids look like
// `1582077664817-n4h2ck`) — drives the typed NotFoundException path.
const NONEXISTENT_JOB_ID = "0000000000000-aaaaaa";

let baseUrl: string;

class TransientUpstream extends Data.TaggedError("TransientUpstream")<{
  readonly status: number;
  readonly body: string;
}> {}

// The shared Lambda fixture occasionally answers a transient 5xx (cold
// re-init, IAM propagation on the freshly attached policy that the handler's
// `Effect.orDie` surfaces as a 500). Retry only 5xx; a genuine 4xx surfaces
// immediately.
const send = (request: HttpClientRequest.HttpClientRequest) =>
  HttpClient.execute(request).pipe(
    Effect.flatMap((response) =>
      response.status >= 500
        ? response.text.pipe(
            Effect.flatMap((body) =>
              Effect.fail(
                new TransientUpstream({ status: response.status, body }),
              ),
            ),
          )
        : Effect.succeed(response),
    ),
    Effect.retry({
      while: (e) => e._tag === "TransientUpstream",
      schedule: Schedule.max([
        Schedule.exponential("1 second"),
        Schedule.recurs(8),
      ]),
    }),
  );

const getJson = (path: string) =>
  send(HttpClientRequest.get(`${baseUrl}${path}`)).pipe(
    Effect.flatMap((r) => r.json),
  );

const postJson = (path: string, body: object) =>
  send(
    HttpClientRequest.post(`${baseUrl}${path}`).pipe(
      HttpClientRequest.bodyJsonUnsafe(body),
    ),
  ).pipe(Effect.flatMap((r) => r.json));

describe.sequential(
  "MediaConvert Bindings",
  {
    tags: [
      "provider:aws",
      "provider:aws:lambda",
      "provider:aws:mediaconvert",
      "live",
    ],
  },
  () => {
    beforeAll(
      Effect.gen(function* () {
        yield* Effect.logInfo(
          "MediaConvert test setup: destroying previous resources",
        );
        yield* sharedStack.destroy();

        yield* Effect.logInfo("MediaConvert test setup: deploying fixture");
        const { functionUrl } = yield* sharedStack.deploy(
          Effect.gen(function* () {
            return yield* MediaConvertTestFunction;
          }).pipe(Effect.provide(MediaConvertTestFunctionLive)),
        );

        expect(functionUrl).toBeTruthy();
        baseUrl = functionUrl!.replace(/\/+$/, "");

        // Readiness probe — fresh function URLs take seconds (sometimes over a
        // minute) to serve 200s.
        yield* HttpClient.get(`${baseUrl}/jobs`).pipe(
          Effect.flatMap((response) =>
            response.status === 200
              ? Effect.succeed(response)
              : Effect.fail(
                  new Error(`Function not ready: ${response.status}`),
                ),
          ),
          Effect.retry({
            schedule: Schedule.max([
              Schedule.fixed("2 seconds"),
              Schedule.recurs(75),
            ]),
          }),
        );
      }),
      { timeout: 300_000 },
    );
    afterAll(sharedStack.destroy(), { timeout: 300_000 });

    describe("ListJobs", () => {
      test.provider(
        "lists recent jobs from the runtime",
        () =>
          Effect.gen(function* () {
            const body = (yield* getJson("/jobs")) as { count: number };
            expect(typeof body.count).toBe("number");
          }),
        { timeout: 60_000 },
      );
    });

    describe("SearchJobs", () => {
      test.provider(
        "searches completed jobs from the runtime",
        () =>
          Effect.gen(function* () {
            const body = (yield* getJson("/search")) as { count: number };
            expect(typeof body.count).toBe("number");
          }),
        { timeout: 60_000 },
      );
    });

    describe("GetJob", () => {
      test.provider(
        "returns the typed NotFoundException for a missing job",
        () =>
          Effect.gen(function* () {
            const body = (yield* getJson(`/job?id=${NONEXISTENT_JOB_ID}`)) as {
              status?: string;
              error?: string;
            };
            // NotFound (never Forbidden) proves the mediaconvert:GetJob grant
            // reached the API and the typed tag surfaced in the runtime.
            expect(body.error).toBe("NotFoundException");
          }),
        { timeout: 60_000 },
      );
    });

    describe("CancelJob", () => {
      test.provider(
        "returns the typed NotFoundException for a missing job",
        () =>
          Effect.gen(function* () {
            const body = (yield* postJson("/cancel", {
              id: NONEXISTENT_JOB_ID,
            })) as { cancelled: boolean; error?: string };
            expect(body.cancelled).toBe(false);
            expect(body.error).toBe("NotFoundException");
          }),
        { timeout: 60_000 },
      );
    });

    describe("Probe", () => {
      test.provider(
        "probe of a missing input fails with a typed NotFoundException",
        () =>
          Effect.gen(function* () {
            const body = (yield* postJson("/probe", {
              fileUrl: "s3://alchemy-nonexistent/in.mp4",
            })) as { probed: boolean; error?: string };
            expect(body.probed).toBe(false);
            // NotFound (never Forbidden/AccessDenied) proves the
            // mediaconvert:Probe grant reached the API; the input simply does
            // not exist.
            expect(body.error).toBe("NotFoundException");
          }),
        { timeout: 60_000 },
      );
    });

    describe("CreateJob", () => {
      test.provider(
        "submit with an unassumable role fails with a typed tag (never Forbidden)",
        () =>
          Effect.gen(function* () {
            // An in-account-format role that does not exist: the request passes
            // IAM authorization (mediaconvert:CreateJob granted + iam:PassRole
            // conditioned to the service) and fails service-side validation with
            // a typed BadRequestException — no billable transcode is started.
            const body = (yield* postJson("/submit", {
              role: "arn:aws:iam::000000000000:role/alchemy-does-not-exist",
            })) as { jobId?: string; error?: string };
            expect(body.jobId).toBeUndefined();
            expect(["BadRequestException", "AccessDeniedException"]).toContain(
              body.error,
            );
          }),
        { timeout: 60_000 },
      );
    });

    describe("StartJobsQuery + GetJobsQueryResults", () => {
      test.provider(
        "starts an async jobs query and fetches its results",
        () =>
          Effect.gen(function* () {
            const started = (yield* postJson("/jobsQuery", {})) as {
              queryId?: string;
              error?: string;
            };
            expect(started.error).toBeUndefined();
            expect(started.queryId).toBeTruthy();

            const result = yield* getJson(
              `/jobsQueryResults?id=${started.queryId}`,
            ).pipe(
              Effect.map(
                (r) => r as { status?: string; count: number; error?: string },
              ),
              Effect.repeat({
                schedule: Schedule.spaced("3 seconds"),
                until: (r): boolean =>
                  r.status === "COMPLETE" ||
                  r.status === "ERROR" ||
                  r.error !== undefined,
                times: 20,
              }),
            );
            expect(result.error).toBeUndefined();
            expect(result.status).toBe("COMPLETE");
            expect(typeof result.count).toBe("number");
          }),
        { timeout: 120_000 },
      );
    });

    describe("consumeJobEvents", { tags: ["provider:aws:eventbridge"] }, () => {
      test.provider(
        "created the EventBridge rule for MediaConvert job state changes",
        () =>
          Effect.gen(function* () {
            const ref = yield* AWS.EventBridge.Rule.ref(
              "MediaConvertJobEvents",
              {
                stack: sharedStack.name,
                stage: sharedStack.stage,
              },
            );
            const { Name, EventBusName } = yield* Effect.all({
              Name: Output.evaluate(ref.ruleName, {}),
              EventBusName: Output.evaluate(ref.eventBusName, {}),
            }).pipe(Effect.provide(sharedStack.state));
            const rule = yield* eventbridge.describeRule({
              Name,
              EventBusName,
            });
            expect(rule?.EventPattern).toContain("aws.mediaconvert");
            expect(rule?.EventPattern).toContain(
              "MediaConvert Job State Change",
            );
          }),
        { timeout: 60_000 },
      );
    });
  },
);