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

import * as AWS from "@/AWS";
import * as Core from "@/Test/Core";
import * as Test from "@/Test/Alchemy";
import * as eventbridge from "@distilled.cloud/aws/eventbridge";
import * as sts from "@distilled.cloud/aws/sts";
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 IVSRealtimeTestFunctionLive, {
  IVSRealtimeTestFunction,
} from "./fixtures/handler.ts";

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

const readinessPolicy = Schedule.max([
  Schedule.fixed("2 seconds"),
  Schedule.recurs(60),
]);

let baseUrl: string;
let functionArn: string;

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

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(5),
      ]),
    }),
  );

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

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

/** Result of a probe route: success marker or the typed error tag. */
interface Probe {
  ok?: boolean;
  found?: boolean;
  count?: number;
  tag?: string;
}

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

        yield* Effect.logInfo("IVSRealtime test setup: deploying fixture");
        const attrs = yield* sharedStack.deploy(
          Effect.gen(function* () {
            return yield* IVSRealtimeTestFunction;
          }).pipe(Effect.provide(IVSRealtimeTestFunctionLive)),
        );

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

        yield* Effect.logInfo(
          `IVSRealtime test setup: probing readiness at ${readinessUrl}`,
        );
        yield* HttpClient.get(readinessUrl).pipe(
          Effect.flatMap((response) =>
            response.status === 200
              ? Effect.succeed(response)
              : Effect.fail(
                  new Error(`Function not ready: ${response.status}`),
                ),
          ),
          Effect.tapError((error) =>
            Effect.logWarning(
              `IVSRealtime test setup: fixture not ready yet (${String(error)})`,
            ),
          ),
          Effect.retry({ schedule: readinessPolicy }),
        );
      }),
      { timeout: 240_000 },
    );

    afterAll(sharedStack.destroy(), { timeout: 120_000 });

    describe("binding registration", () => {
      test.provider("all fourteen capabilities initialize in the runtime", () =>
        Effect.gen(function* () {
          const response = (yield* getJson("/bindings")) as { bound: string[] };
          expect(response.bound).toHaveLength(14);
        }),
      );
    });

    describe("IVSRealtime.CreateParticipantToken", () => {
      test.provider(
        "mints a redacted participant token honoring duration",
        () =>
          Effect.gen(function* () {
            const response = (yield* postJson("/token")) as {
              tokenLength: number;
              tokenIsRedacted: boolean;
              participantId?: string;
              duration?: number;
            };

            expect(response.tokenLength).toBeGreaterThan(0);
            // SensitiveString in distilled decodes to a Redacted value.
            expect(response.tokenIsRedacted).toBe(true);
            expect(response.participantId).toBeTruthy();
            // duration: "30 minutes" must reach the wire as duration: 30.
            expect(response.duration).toBe(30);
          }),
        { timeout: 120_000 },
      );
    });

    describe("IVSRealtime.ListStageSessions", () => {
      test.provider(
        "lists the fresh stage's sessions (none yet)",
        () =>
          Effect.gen(function* () {
            const response = (yield* getJson("/sessions")) as { count: number };
            expect(response.count).toBe(0);
          }),
        { timeout: 120_000 },
      );
    });

    describe("IVSRealtime.GetStageSession", () => {
      test.provider(
        "returns the typed not-found tag for a missing session",
        () =>
          Effect.gen(function* () {
            const response = (yield* getJson("/session-missing")) as Probe;
            expect([
              "ResourceNotFoundException",
              "ValidationException",
            ]).toContain(response.tag);
          }),
        { timeout: 120_000 },
      );
    });

    describe("IVSRealtime.ListParticipants", () => {
      test.provider(
        "round-trips a session-scoped list",
        () =>
          Effect.gen(function* () {
            const response = (yield* getJson("/participants")) as Probe;
            if (response.tag !== undefined) {
              expect(response.tag).toBe("ValidationException");
            } else {
              expect(response.count).toBe(0);
            }
          }),
        { timeout: 120_000 },
      );
    });

    describe("IVSRealtime.GetParticipant", () => {
      test.provider(
        "returns the typed not-found tag for a missing participant",
        () =>
          Effect.gen(function* () {
            const response = (yield* getJson("/participant-missing")) as Probe;
            expect([
              "ResourceNotFoundException",
              "ValidationException",
            ]).toContain(response.tag);
          }),
        { timeout: 120_000 },
      );
    });

    describe("IVSRealtime.ListParticipantEvents", () => {
      test.provider(
        "round-trips a participant-scoped event list",
        () =>
          Effect.gen(function* () {
            const response = (yield* getJson("/participant-events")) as Probe;
            if (response.tag !== undefined) {
              expect(response.tag).toBe("ValidationException");
            } else {
              expect(response.count).toBe(0);
            }
          }),
        { timeout: 120_000 },
      );
    });

    describe("IVSRealtime.ListParticipantReplicas", () => {
      test.provider(
        "round-trips a replica list for a missing participant",
        () =>
          Effect.gen(function* () {
            const response = (yield* getJson("/replicas")) as Probe;
            if (response.tag !== undefined) {
              expect(response.tag).toBe("ValidationException");
            } else {
              expect(response.count).toBe(0);
            }
          }),
        { timeout: 120_000 },
      );
    });

    describe("IVSRealtime.DisconnectParticipant", () => {
      test.provider(
        "round-trips a disconnect for a missing participant",
        () =>
          Effect.gen(function* () {
            const response = (yield* postJson("/disconnect")) as Probe;
            if (response.tag !== undefined) {
              expect([
                "ResourceNotFoundException",
                "ValidationException",
              ]).toContain(response.tag);
            } else {
              expect(response.ok).toBe(true);
            }
          }),
        { timeout: 120_000 },
      );
    });

    describe("IVSRealtime.StartParticipantReplication", () => {
      test.provider(
        "returns a typed rejection for a missing participant",
        () =>
          Effect.gen(function* () {
            const response = (yield* postJson("/replication-start")) as Probe;
            expect([
              "ResourceNotFoundException",
              "ValidationException",
              "ConflictException",
              "PendingVerification",
            ]).toContain(response.tag);
          }),
        { timeout: 120_000 },
      );
    });

    describe("IVSRealtime.StopParticipantReplication", () => {
      test.provider(
        "round-trips a stop for a missing participant",
        () =>
          Effect.gen(function* () {
            const response = (yield* postJson("/replication-stop")) as Probe;
            if (response.tag !== undefined) {
              expect([
                "ResourceNotFoundException",
                "ValidationException",
              ]).toContain(response.tag);
            } else {
              expect(response.ok).toBe(true);
            }
          }),
        { timeout: 120_000 },
      );
    });

    describe("IVSRealtime.ListCompositions", () => {
      test.provider(
        "lists the account's compositions",
        () =>
          Effect.gen(function* () {
            const response = (yield* getJson("/compositions")) as {
              count: number;
            };
            expect(response.count).toBeGreaterThanOrEqual(0);
          }),
        { timeout: 120_000 },
      );
    });

    describe("IVSRealtime.GetComposition", () => {
      test.provider(
        "returns the typed not-found tag for a missing composition",
        () =>
          Effect.gen(function* () {
            const region = yield* yield* AWS.Region;
            const { Account } = yield* sts.getCallerIdentity({});
            const arn = `arn:aws:ivs:${region}:${Account}:composition/AbCdEfGh1234`;
            const response = (yield* getJson(
              `/composition-missing?arn=${encodeURIComponent(arn)}`,
            )) as Probe;
            expect([
              "ResourceNotFoundException",
              "ValidationException",
            ]).toContain(response.tag);
          }),
        { timeout: 120_000 },
      );
    });

    describe("IVSRealtime.StopComposition", () => {
      test.provider(
        "returns the typed not-found tag for a missing composition",
        () =>
          Effect.gen(function* () {
            const region = yield* yield* AWS.Region;
            const { Account } = yield* sts.getCallerIdentity({});
            const arn = `arn:aws:ivs:${region}:${Account}:composition/AbCdEfGh1234`;
            const response = (yield* postJson(
              `/composition-stop?arn=${encodeURIComponent(arn)}`,
            )) as Probe;
            expect([
              "ResourceNotFoundException",
              "ValidationException",
            ]).toContain(response.tag);
          }),
        { timeout: 120_000 },
      );
    });

    describe("IVSRealtime.StartComposition", () => {
      test.provider(
        "returns a typed rejection for a missing storage configuration",
        () =>
          Effect.gen(function* () {
            const region = yield* yield* AWS.Region;
            const { Account } = yield* sts.getCallerIdentity({});
            const arn = `arn:aws:ivs:${region}:${Account}:storage-configuration/AbCdEfGh1234`;
            const response = (yield* postJson(
              `/composition-start?arn=${encodeURIComponent(arn)}`,
            )) as Probe;
            expect([
              "ResourceNotFoundException",
              "ValidationException",
              "PendingVerification",
            ]).toContain(response.tag);
          }),
        { timeout: 120_000 },
      );
    });

    describe(
      "consumeStageEvents",
      { tags: ["provider:aws:eventbridge"] },
      () => {
        test.provider(
          "the deploy created an EventBridge rule targeting the function",
          () =>
            Effect.gen(function* () {
              // Out-of-band via distilled: the fixture's consumeStageEvents must
              // have materialized as a rule on the default bus with the Lambda
              // as target.
              const { RuleNames } = yield* eventbridge.listRuleNamesByTarget({
                TargetArn: functionArn,
              });
              expect((RuleNames ?? []).length).toBeGreaterThanOrEqual(1);
            }),
          { timeout: 120_000 },
        );
      },
    );
  },
);