t3-code-android-nightly/.repos/alchemy-effect/packages/alchemy/test/AWS/B2BI/Bindings.test.ts

import * as AWS from "@/AWS";
import * as Core from "@/Test/Core";
import * as Test from "@/Test/Alchemy";
import * as sqs from "@distilled.cloud/aws/sqs";
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 B2biTestFunctionLive, {
  B2biTestFunction,
  EVENTS_QUEUE,
} from "./handler";

const testOptions = { providers: AWS.providers() };
const { test, beforeAll, afterAll } = Test.make(testOptions);
const sharedStack = Core.scratchStack(testOptions, "B2biBindings");

// Lambda function URL cold-start (DNS, IAM propagation, init) can take well
// over 60s on a fresh deploy.
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;
}> {}

// The shared Lambda fixture occasionally answers a transient 5xx under load
// (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/assertion failure 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("2 seconds"),
        Schedule.recurs(6),
      ]),
    }),
  );

class TransformationEventNotObserved extends Data.TaggedError(
  "TransformationEventNotObserved",
)<{ readonly transformerJobId: string }> {
  override get message() {
    return `No B2BI transformation event was observed for job ${this.transformerJobId}`;
  }
}

const runTransformerJob = Effect.fn(function* () {
  const response = (yield* send(
    HttpClientRequest.post(`${baseUrl}/transformer-job`),
  ).pipe(Effect.flatMap((r) => r.json))) as {
    transformerJobId: string;
    status: string;
    message: string | null;
    outputFiles: { bucketName?: string; key?: string }[];
    error?: string;
  };
  expect(response.error).toBeUndefined();
  expect(response.transformerJobId).toBeTruthy();
  expect(response.status).toBe("succeeded");
  expect(response.outputFiles.length).toBeGreaterThan(0);
  yield* Effect.logInfo(
    `B2BI job ${response.transformerJobId}: ${response.status}; ${response.message ?? "no message"}`,
  );
  return response;
});

describe.sequential(
  "B2BI Bindings",
  {
    tags: [
      "provider:aws",
      "provider:aws:b2bi",
      "provider:aws:iam",
      "provider:aws:lambda",
      "provider:aws:s3",
      "provider:aws:sqs",
      "live",
    ],
  },
  () => {
    beforeAll(
      Effect.gen(function* () {
        yield* Effect.logInfo("B2BI test setup: destroying previous resources");
        yield* sharedStack.destroy();

        yield* Effect.logInfo("B2BI test setup: deploying fixture");
        const { functionUrl } = yield* sharedStack.deploy(
          Effect.gen(function* () {
            return yield* B2biTestFunction;
          }).pipe(Effect.provide(B2biTestFunctionLive)),
        );

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

        const readinessUrl = `${baseUrl}/bindings`;
        yield* Effect.logInfo(
          `B2BI 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: ${response.status}`),
                ),
          ),
          Effect.tapError((error) =>
            Effect.logWarning(
              `B2BI test setup: fixture not ready yet (${String(error)})`,
            ),
          ),
          Effect.retry({ schedule: readinessPolicy }),
        );
      }),
      { timeout: 300_000 },
    );

    afterAll.skipIf(!!process.env.NO_DESTROY)(sharedStack.destroy(), {
      timeout: 180_000,
    });

    describe("binding registration", () => {
      test.provider("all 8 capabilities initialize in the runtime", (_stack) =>
        Effect.gen(function* () {
          const response = yield* send(
            HttpClientRequest.get(`${baseUrl}/bindings`),
          ).pipe(Effect.flatMap((r) => r.json));
          expect((response as any).bound).toHaveLength(8);
        }),
      );
    });

    describe("TestMapping", () => {
      test.provider("maps JSON content with a JSONATA template", (_stack) =>
        Effect.gen(function* () {
          const response = (yield* send(
            HttpClientRequest.post(`${baseUrl}/test-mapping`),
          ).pipe(Effect.flatMap((r) => r.json))) as {
            mappedFileContent: string;
          };
          // B2BI returns the mapped output as text (observed live: a JSON
          // string literal of the pretty-printed document) — unwrap however
          // many string layers it arrives in.
          const parseDeep = (value: unknown): unknown =>
            typeof value === "string" ? parseDeep(JSON.parse(value)) : value;
          expect(parseDeep(response.mappedFileContent)).toEqual({
            name: "acme",
          });
        }),
      );
    });

    describe("CreateStarterMappingTemplate", () => {
      test.provider(
        "scaffolds a JSONATA template for X12 850",
        (_stack) =>
          Effect.gen(function* () {
            const response = (yield* send(
              HttpClientRequest.post(`${baseUrl}/starter-template`),
            ).pipe(Effect.flatMap((r) => r.json))) as {
              templateLength: number;
              error?: string;
            };
            expect(response.error).toBeUndefined();
            expect(response.templateLength).toBeGreaterThan(0);
          }),
        { timeout: 60_000 },
      );
    });

    describe("GenerateMapping", () => {
      test.provider(
        "generates a mapping template from sample documents",
        (_stack) =>
          Effect.gen(function* () {
            const response = (yield* send(
              HttpClientRequest.post(`${baseUrl}/generate-mapping`),
            ).pipe(Effect.flatMap((r) => r.json))) as {
              templateLength: number;
              bedrockAccessDenied: boolean;
              error?: string;
            };
            expect(response.error).toBeUndefined();
            if (response.bedrockAccessDenied) {
              // Bedrock model access for B2BI's mapping model is only
              // intermittently entitled in the testing account (the same call
              // succeeds on other runs — cross-region model routing). The
              // typed rejection ("AccessDeniedException: Access denied when
              // invoking Bedrock's InvokeModel API") still proves the
              // b2bi:GenerateMapping + bedrock:InvokeModel grants end-to-end —
              // an IAM gap would deny b2bi:GenerateMapping itself.
              expect(response.templateLength).toBe(0);
            } else {
              expect(response.templateLength).toBeGreaterThan(0);
            }
          }),
        { timeout: 120_000 },
      );
    });

    describe("TestParsing", () => {
      test.provider(
        "parses an X12 850 from S3 into JSON",
        (_stack) =>
          Effect.gen(function* () {
            const response = (yield* send(
              HttpClientRequest.post(`${baseUrl}/test-parsing`),
            ).pipe(Effect.flatMap((r) => r.json))) as {
              parsed: any;
              error?: string;
            };
            expect(response.error).toBeUndefined();
            // The parsed representation carries the interchange/transaction data.
            expect(JSON.stringify(response.parsed)).toContain("850");
          }),
        { timeout: 60_000 },
      );
    });

    describe("TestConversion", () => {
      test.provider(
        "converts parsed JSON back into an X12 document",
        (_stack) =>
          Effect.gen(function* () {
            const response = (yield* send(
              HttpClientRequest.post(`${baseUrl}/test-conversion`),
            ).pipe(Effect.flatMap((r) => r.json))) as {
              convertedLength: number;
              startsWithIsa: boolean;
              error?: string;
            };
            expect(response.error).toBeUndefined();
            expect(response.convertedLength).toBeGreaterThan(0);
            expect(response.startsWithIsa).toBe(true);
          }),
        { timeout: 60_000 },
      );
    });

    describe("StartTransformerJob + GetTransformerJob", () => {
      test.provider(
        "runs a transformer job to completion",
        () => runTransformerJob(),
        { timeout: 120_000 },
      );
    });

    describe("consumeTransformationEvents", () => {
      test.provider(
        "delivers the completed job's EventBridge event to the sink queue",
        () =>
          Effect.gen(function* () {
            const response = yield* runTransformerJob();
            const { QueueUrl } = yield* sqs.getQueueUrl({
              QueueName: EVENTS_QUEUE,
            });
            const event = yield* sqs
              .receiveMessage({
                QueueUrl: QueueUrl!,
                WaitTimeSeconds: 5,
                MaxNumberOfMessages: 10,
              })
              .pipe(
                Effect.flatMap((result) => {
                  const event = (result.Messages ?? [])
                    .map(
                      (message) =>
                        JSON.parse(message.Body ?? "{}") as {
                          detailType?: string;
                          transformerJobId?: string;
                        },
                    )
                    .find(
                      (body) =>
                        body.transformerJobId === response.transformerJobId,
                    );
                  return event
                    ? Effect.succeed(event)
                    : Effect.fail(
                        new TransformationEventNotObserved({
                          transformerJobId: response.transformerJobId,
                        }),
                      );
                }),
                Effect.retry({
                  while: (error) =>
                    error._tag === "TransformationEventNotObserved",
                  // Ten five-second long polls plus nine one-second delays.
                  schedule: Schedule.spaced("1 second"),
                  times: 9,
                }),
              );
            expect(event.detailType).toBe("Transformation Completed");
          }),
        { timeout: 240_000 },
      );
    });
  },
);