t3-code-android-nightly/.repos/alchemy-effect/packages/alchemy/test/AWS/GeoRoutes/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 GeoRoutesTestFunctionLive, { GeoRoutesTestFunction } from "./handler.ts";

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

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;
}> {}

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),
      ]),
    }),
  );

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

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

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

        yield* Effect.logInfo(
          `GeoRoutes 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: ${response.status}`),
                ),
          ),
          Effect.tapError((error) =>
            Effect.logWarning(
              `GeoRoutes test setup: fixture not ready yet (${String(error)})`,
            ),
          ),
          Effect.retry({ schedule: readinessPolicy }),
        );
      }),
      { timeout: 240_000 },
    );

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

    describe("GeoRoutes.CalculateRoutes", () => {
      test.provider(
        "computes a route between two points",
        (_stack) =>
          Effect.gen(function* () {
            const response = (yield* send(
              HttpClientRequest.get(`${baseUrl}/calculate-routes`),
            ).pipe(Effect.flatMap((r) => r.json))) as {
              count: number;
              distance?: number;
              duration?: number;
            };

            expect(response.count).toBeGreaterThan(0);
            expect(response.distance).toBeGreaterThan(0);
            expect(response.duration).toBeGreaterThan(0);
          }),
        { timeout: 120_000 },
      );
    });

    describe("GeoRoutes.CalculateIsolines", () => {
      test.provider(
        "computes a drive-time isoline around a point",
        (_stack) =>
          Effect.gen(function* () {
            const response = (yield* send(
              HttpClientRequest.get(`${baseUrl}/calculate-isolines`),
            ).pipe(Effect.flatMap((r) => r.json))) as {
              count: number;
              geometryCount: number;
              pricingBucket?: string;
            };

            expect(response.count).toBeGreaterThan(0);
            expect(response.geometryCount).toBeGreaterThan(0);
            expect(typeof response.pricingBucket).toBe("string");
          }),
        { timeout: 120_000 },
      );
    });

    describe("GeoRoutes.CalculateRouteMatrix", () => {
      test.provider(
        "computes a 2x2 origin-destination matrix",
        (_stack) =>
          Effect.gen(function* () {
            const response = (yield* send(
              HttpClientRequest.get(`${baseUrl}/calculate-route-matrix`),
            ).pipe(Effect.flatMap((r) => r.json))) as {
              rows: number;
              columns: number;
              firstDuration?: number;
              errorCount: number;
              pricingBucket?: string;
            };

            expect(response.rows).toBe(2);
            expect(response.columns).toBe(2);
            expect(response.errorCount).toBe(0);
            expect(response.firstDuration).toBeGreaterThan(0);
            expect(typeof response.pricingBucket).toBe("string");
          }),
        { timeout: 120_000 },
      );
    });

    describe("GeoRoutes.OptimizeWaypoints", () => {
      test.provider(
        "orders waypoints to minimize travel time",
        (_stack) =>
          Effect.gen(function* () {
            const response = (yield* send(
              HttpClientRequest.get(`${baseUrl}/optimize-waypoints`),
            ).pipe(Effect.flatMap((r) => r.json))) as {
              optimizedCount: number;
              order: string[];
              distance?: number;
              duration?: number;
              pricingBucket?: string;
            };

            // Origin + 2 waypoints + destination.
            expect(response.optimizedCount).toBe(4);
            expect(response.order).toContain("stop-1");
            expect(response.order).toContain("stop-2");
            expect(response.distance).toBeGreaterThan(0);
            expect(response.duration).toBeGreaterThan(0);
            expect(typeof response.pricingBucket).toBe("string");
          }),
        { timeout: 120_000 },
      );
    });

    describe("GeoRoutes.SnapToRoads", () => {
      test.provider(
        "snaps a GPS trace onto the road network",
        (_stack) =>
          Effect.gen(function* () {
            const response = (yield* send(
              HttpClientRequest.get(`${baseUrl}/snap-to-roads`),
            ).pipe(Effect.flatMap((r) => r.json))) as {
              snappedCount: number;
              firstConfidence?: number;
              pricingBucket?: string;
            };

            expect(response.snappedCount).toBeGreaterThan(0);
            expect(response.firstConfidence).toBeGreaterThan(0);
            expect(typeof response.pricingBucket).toBe("string");
          }),
        { timeout: 120_000 },
      );
    });
  },
);