t3-code-android-nightly/.repos/alchemy-effect/packages/alchemy/test/AWS/SageMaker/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 { 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 SageMakerTestFunctionLive, { SageMakerTestFunction } from "./handler";

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

const readinessPolicy = Schedule.max([
  Schedule.fixed("2 seconds"),
  Schedule.recurs(75),
]);

let baseUrl: string;
let functionArn: string;

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

// Retry only transient 5xx (cold re-inits under parallel-suite load);
// genuine 4xx/assertion failures surface 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 postJson = (path: string, body: unknown) =>
  send(
    HttpClientRequest.post(`${baseUrl}${path}`).pipe(
      HttpClientRequest.bodyJsonUnsafe(body),
    ),
  ).pipe(Effect.flatMap((r) => r.json));

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

describe(
  "SageMaker FeatureStore Bindings",
  {
    tags: [
      "provider:aws",
      "provider:aws:batch",
      "provider:aws:lambda",
      "provider:aws:sagemaker",
      "live",
    ],
  },
  () => {
    beforeAll(
      Effect.gen(function* () {
        yield* Effect.logInfo("SageMaker bindings: destroying previous stack");
        yield* sharedStack.destroy();

        yield* Effect.logInfo("SageMaker bindings: deploying fixture");
        const attrs = yield* sharedStack.deploy(
          Effect.gen(function* () {
            return yield* SageMakerTestFunction;
          }).pipe(Effect.provide(SageMakerTestFunctionLive)),
        );

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

        yield* Effect.logInfo(
          `SageMaker bindings: probing readiness at ${baseUrl}/health`,
        );
        yield* HttpClient.get(`${baseUrl}/health`).pipe(
          Effect.flatMap((response) =>
            response.status === 200
              ? Effect.succeed(response)
              : Effect.fail(
                  new Error(`Function not ready: ${response.status}`),
                ),
          ),
          Effect.retry({ schedule: readinessPolicy }),
        );
      }),
      { timeout: 480_000 },
    );

    afterAll(sharedStack.destroy(), { timeout: 300_000 });

    describe("binding registration", () => {
      test.provider("all six capabilities initialize in the runtime", () =>
        Effect.gen(function* () {
          const response = (yield* getJson("/bindings")) as { bound: string[] };
          expect(response.bound.sort()).toEqual(
            [
              "batchGetRecord",
              "batchWriteRecord",
              "deleteRecord",
              "getRecord",
              "listRecords",
              "putRecord",
            ].sort(),
          );
        }),
      );
    });

    describe("PutRecord", () => {
      test.provider(
        "writes a record to the online store",
        () =>
          Effect.gen(function* () {
            const body = (yield* postJson("/put-record", {
              userId: "user-put-1",
              clicks: 7,
            })) as { success: boolean };
            expect(body.success).toBe(true);
          }),
        { timeout: 60_000 },
      );
    });

    describe("GetRecord", () => {
      test.provider(
        "reads back a written record",
        () =>
          Effect.gen(function* () {
            yield* postJson("/put-record", {
              userId: "user-roundtrip-1",
              clicks: 42,
            });

            const body = (yield* getJson(
              "/get-record?userId=user-roundtrip-1",
            )) as {
              record: { FeatureName?: string; ValueAsString?: string }[];
            };
            const byName = Object.fromEntries(
              body.record.map((f) => [f.FeatureName, f.ValueAsString]),
            );
            expect(byName.user_id).toBe("user-roundtrip-1");
            expect(byName.clicks).toBe("42");
          }),
        { timeout: 60_000 },
      );

      test.provider(
        "returns an empty record for an unknown identifier",
        () =>
          Effect.gen(function* () {
            const body = (yield* getJson(
              "/get-record?userId=user-never-written",
            )) as { record: unknown[] };
            expect(body.record).toEqual([]);
          }),
        { timeout: 60_000 },
      );
    });

    describe("DeleteRecord", () => {
      test.provider(
        "soft-deletes a written record (GetRecord no longer returns it)",
        () =>
          Effect.gen(function* () {
            yield* postJson("/put-record", {
              userId: "user-delete-1",
              clicks: 1,
            });
            yield* postJson("/delete-record", { userId: "user-delete-1" });

            // Online-store deletes are read-after-write consistent in practice;
            // allow a short bounded window regardless.
            const body = yield* getJson(
              "/get-record?userId=user-delete-1",
            ).pipe(
              Effect.repeat({
                schedule: Schedule.spaced("2 seconds"),
                until: (b): boolean =>
                  (b as { record: unknown[] }).record.length === 0,
                times: 8,
              }),
            );
            expect((body as { record: unknown[] }).record).toEqual([]);
          }),
        { timeout: 60_000 },
      );
    });

    describe("BatchWriteRecord + BatchGetRecord", () => {
      test.provider(
        "bulk-writes records and reads them back in one batch",
        () =>
          Effect.gen(function* () {
            const write = (yield* postJson("/batch-write-record", {
              records: [
                { userId: "user-batch-1", clicks: 11 },
                { userId: "user-batch-2", clicks: 22 },
              ],
            })) as { errors: unknown[]; unprocessed: unknown[] };
            expect(write.errors).toEqual([]);
            expect(write.unprocessed).toEqual([]);

            const read = (yield* postJson("/batch-get-record", {
              userIds: ["user-batch-1", "user-batch-2", "user-batch-missing"],
            })) as {
              records: {
                userId: string;
                record: { FeatureName?: string; ValueAsString?: string }[];
              }[];
              errors: unknown[];
            };
            expect(read.errors).toEqual([]);
            const byUser = Object.fromEntries(
              read.records.map((r) => [
                r.userId,
                Object.fromEntries(
                  r.record.map((f) => [f.FeatureName, f.ValueAsString]),
                ),
              ]),
            );
            expect(byUser["user-batch-1"]?.clicks).toBe("11");
            expect(byUser["user-batch-2"]?.clicks).toBe("22");
            expect(byUser["user-batch-missing"]).toBeUndefined();
          }),
        { timeout: 60_000 },
      );
    });

    describe("ListRecords", () => {
      test.provider(
        "lists the identifiers of stored records",
        () =>
          Effect.gen(function* () {
            yield* postJson("/put-record", {
              userId: "user-list-1",
              clicks: 3,
            });

            const body = yield* getJson("/list-records").pipe(
              Effect.repeat({
                schedule: Schedule.spaced("2 seconds"),
                until: (b): boolean =>
                  (b as { identifiers: string[] }).identifiers.includes(
                    "user-list-1",
                  ),
                times: 8,
              }),
            );
            expect((body as { identifiers: string[] }).identifiers).toContain(
              "user-list-1",
            );
          }),
        { timeout: 60_000 },
      );
    });

    describe(
      "consumeSageMakerEvents",
      { 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 consumeSageMakerEvents
              // 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);
            }),
        );
      },
    );
  },
);