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

import * as AWS from "@/AWS";
import * as Core from "@/Test/Core";
import * as Test from "@/Test/Alchemy";
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 CodeDeployTestFunctionLive, { CodeDeployTestFunction } from "./handler";

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

// Lambda function URL cold-start (DNS, IAM propagation, init) can take well
// over 60s on a fresh deploy under parallel-suite load.
const readinessPolicy = Schedule.max([
  Schedule.fixed("2 seconds"),
  Schedule.recurs(75),
]);

let baseUrl: string;

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

// Retry transient 5xx from the shared Lambda fixture (cold re-init, IAM
// propagation on the freshly attached codedeploy policy surfaced as a 500
// by the handler's `Effect.orDie`). Genuine 4xx/assertion failures return
// 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("500 millis"),
        Schedule.recurs(6),
      ]),
    }),
  );

const getJson = (url: string) =>
  send(HttpClientRequest.get(url)).pipe(Effect.flatMap((r) => r.json));

const postJson = (url: string, body: unknown) =>
  send(
    HttpClientRequest.post(url).pipe(HttpClientRequest.bodyJsonUnsafe(body)),
  ).pipe(Effect.flatMap((r) => r.json));

const post = (url: string) =>
  send(HttpClientRequest.post(url)).pipe(Effect.flatMap((r) => r.json));

/**
 * A route answered with a typed error tag. The tag being present proves the
 * binding produced a typed failure (untyped errors crash into a 500), and it
 * not being an authorization tag proves the IAM grant covered the call.
 */
const expectTypedNonAuthz = (body: any) => {
  expect(typeof body.errorTag).toBe("string");
  expect(body.errorTag).not.toBe("AccessDeniedException");
};

/** A route that either succeeded or failed with a typed, authorized tag. */
const expectAuthorized = (body: any) => {
  if (body.errorTag !== undefined) expectTypedNonAuthz(body);
};

// A syntactically plausible, nonexistent deployment id/target id.
const FAKE_DEPLOYMENT_ID = "d-AAAAAAAAA";
const FAKE_TARGET_ID = "alchemy-test-nonexistent-function";

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

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

        expect(functionUrl).toBeTruthy();
        baseUrl = functionUrl!.replace(/\/+$/, "");
        const readinessUrl = `${baseUrl}/deployment/list`;

        yield* Effect.logInfo(
          `CodeDeploy test setup: probing readiness at ${readinessUrl}`,
        );
        // Ready = the function answers 200 AND the freshly attached codedeploy
        // policy has propagated (an AccessDeniedException errorTag means IAM
        // is still converging — keep probing).
        yield* HttpClient.get(readinessUrl).pipe(
          Effect.flatMap((response) =>
            response.status === 200
              ? response.json
              : Effect.fail(
                  new Error(`Function not ready: ${response.status}`),
                ),
          ),
          Effect.flatMap((body: any) =>
            body.errorTag === undefined
              ? Effect.succeed(body)
              : Effect.fail(new Error(`IAM not propagated: ${body.errorTag}`)),
          ),
          Effect.retry({ schedule: readinessPolicy }),
        );
      }),
      { timeout: 300_000 },
    );

    afterAll.skipIf(!!process.env.NO_DESTROY)(sharedStack.destroy(), {
      timeout: 240_000,
    });

    describe("CreateDeployment", () => {
      test.provider(
        "answers the typed RevisionRequiredException without a revision",
        (_stack) =>
          Effect.gen(function* () {
            // No revision — CodeDeploy rejects with the TYPED
            // RevisionRequiredException, which proves the name injection,
            // the binding wiring, and the IAM grant all work.
            const body = (yield* post(`${baseUrl}/deployment/create`)) as any;
            expect(body.errorTag).toBe("RevisionRequiredException");
          }),
      );
    });

    describe("ListDeployments + GetDeployment + BatchGetDeployments", () => {
      test.provider(
        "lists (empty) and answers typed for unknown ids",
        (_stack) =>
          Effect.gen(function* () {
            const listed = (yield* getJson(
              `${baseUrl}/deployment/list`,
            )) as any;
            expect(listed.errorTag).toBeUndefined();
            expect(listed.deployments).toEqual([]);

            const got = (yield* getJson(
              `${baseUrl}/deployment/get?id=${FAKE_DEPLOYMENT_ID}`,
            )) as any;
            expectTypedNonAuthz(got);

            const batch = (yield* getJson(
              `${baseUrl}/deployment/batch-get?id=${FAKE_DEPLOYMENT_ID}`,
            )) as any;
            expectAuthorized(batch);
          }),
      );
    });

    describe("StopDeployment + ContinueDeployment + PutLifecycleEventHookExecutionStatus", () => {
      test.provider("answer typed for unknown deployments", (_stack) =>
        Effect.gen(function* () {
          const stopped = (yield* postJson(`${baseUrl}/deployment/stop`, {
            id: FAKE_DEPLOYMENT_ID,
          })) as any;
          expectTypedNonAuthz(stopped);

          const continued = (yield* postJson(`${baseUrl}/deployment/continue`, {
            id: FAKE_DEPLOYMENT_ID,
          })) as any;
          expectTypedNonAuthz(continued);

          const hook = (yield* postJson(`${baseUrl}/hook/status`, {
            deploymentId: FAKE_DEPLOYMENT_ID,
            executionId: "00000000-0000-0000-0000-000000000000",
          })) as any;
          expectTypedNonAuthz(hook);
        }),
      );
    });

    describe("Deployment targets", () => {
      test.provider("target bindings answer typed for unknown ids", (_stack) =>
        Effect.gen(function* () {
          const got = (yield* getJson(
            `${baseUrl}/target/get?deploymentId=${FAKE_DEPLOYMENT_ID}&targetId=${FAKE_TARGET_ID}`,
          )) as any;
          expectTypedNonAuthz(got);

          const listed = (yield* getJson(
            `${baseUrl}/target/list?deploymentId=${FAKE_DEPLOYMENT_ID}`,
          )) as any;
          expectTypedNonAuthz(listed);

          const batch = (yield* getJson(
            `${baseUrl}/target/batch-get?deploymentId=${FAKE_DEPLOYMENT_ID}&targetId=${FAKE_TARGET_ID}`,
          )) as any;
          expectTypedNonAuthz(batch);
        }),
      );
    });

    describe("Revisions", () => {
      test.provider(
        "register + get + list + batch-get against the bound application",
        (_stack) =>
          Effect.gen(function* () {
            // Registering an S3 revision records metadata only — the bundle
            // is not fetched until deployment, so this succeeds.
            const registered = (yield* post(
              `${baseUrl}/revision/register`,
            )) as any;
            expectAuthorized(registered);

            const got = (yield* getJson(`${baseUrl}/revision/get`)) as any;
            expectAuthorized(got);

            const listed = (yield* getJson(`${baseUrl}/revision/list`)) as any;
            expect(listed.errorTag).toBeUndefined();

            const batch = (yield* getJson(
              `${baseUrl}/revision/batch-get`,
            )) as any;
            expectAuthorized(batch);
          }),
      );
    });
  },
);