import { it } from "@effect/vitest";import * as Deferred from "effect/Deferred";import * as Duration from "effect/Duration";import * as Effect from "effect/Effect";import * as Fiber from "effect/Fiber";import * as Ref from "effect/Ref";import * as TestClock from "effect/testing/TestClock";import { expect } from "vite-plus/test"; import {  OpenCodeRuntime,  OpenCodeRuntimeError,  type OpenCodeRuntimeShape,} from "./opencodeRuntime.ts";import * as OpenCodeServerOwner from "./OpenCodeServerOwner.ts"; const unusedRuntimeMethod = () =>  Effect.fail(    new OpenCodeRuntimeError({      operation: "unused",      detail: "unused test method",    }),  ); const makeRuntime = Effect.gen(function* () {  const starts = yield* Ref.make(0);  const closes = yield* Ref.make(0);  const failNextStart = yield* Ref.make(false);  const started = yield* Deferred.make<void>();  const closed = yield* Deferred.make<void>();  const runtime: OpenCodeRuntimeShape = {    startOpenCodeServerProcess: () =>      Effect.gen(function* () {        if (yield* Ref.getAndSet(failNextStart, false)) {          return yield* new OpenCodeRuntimeError({            operation: "startOpenCodeServerProcess",            detail: "start failed",          });        }        const index = yield* Ref.updateAndGet(starts, (count) => count + 1);        yield* Deferred.succeed(started, undefined).pipe(Effect.ignore);        yield* Effect.addFinalizer(() =>          Ref.update(closes, (count) => count + 1).pipe(            Effect.andThen(Deferred.succeed(closed, undefined)),            Effect.ignore,          ),        );        return {          url: `http://127.0.0.1:${index}`,          version: "1.14.19",          isRunning: Effect.succeed(true),          exitCode: Effect.never,        };      }),    connectToOpenCodeServer: unusedRuntimeMethod,    runOpenCodeCommand: unusedRuntimeMethod,    createOpenCodeSdkClient: () => ({}) as never,    loadOpenCodeInventory: unusedRuntimeMethod,    loadOpenCodeSkills: unusedRuntimeMethod,    loadInventoryFromCli: unusedRuntimeMethod,    loadSkillsFromCli: unusedRuntimeMethod,  };  return { runtime, starts, closes, failNextStart, started, closed };}); it.effect("shares concurrent borrowers and closes after the idle TTL", () =>  Effect.gen(function* () {    const testRuntime = yield* makeRuntime;    const release = yield* Deferred.make<void>();    yield* Effect.scoped(      Effect.gen(function* () {        const owner = yield* OpenCodeServerOwner.make({          binaryPath: "opencode",          directory: "/project",        });        const useServer = owner.withServer((server) =>          Deferred.await(release).pipe(Effect.as(server.url)),        );        const fibers = yield* Effect.all([useServer, useServer], {          concurrency: "unbounded",        }).pipe(Effect.forkChild);        yield* Deferred.await(testRuntime.started);        expect(yield* Ref.get(testRuntime.starts)).toBe(1);        yield* Deferred.succeed(release, undefined);        expect(yield* Fiber.join(fibers)).toEqual(["http://127.0.0.1:1", "http://127.0.0.1:1"]);        yield* TestClock.adjust(Duration.seconds(31));        yield* Deferred.await(testRuntime.closed);        expect(yield* Ref.get(testRuntime.closes)).toBe(1);      }),    ).pipe(Effect.provideService(OpenCodeRuntime, testRuntime.runtime));  }).pipe(Effect.provide(TestClock.layer())),); it.effect("retries a failed start and closes on owner scope shutdown", () =>  Effect.gen(function* () {    const testRuntime = yield* makeRuntime;    yield* Ref.set(testRuntime.failNextStart, true);    yield* Effect.scoped(      Effect.gen(function* () {        const owner = yield* OpenCodeServerOwner.make({          binaryPath: "opencode",          directory: "/project",        });        expect(          (yield* Effect.exit(owner.withServer((server) => Effect.succeed(server.url))))._tag,        ).toBe("Failure");        expect(yield* owner.withServer((server) => Effect.succeed(server.url))).toBe(          "http://127.0.0.1:1",        );      }),    ).pipe(Effect.provideService(OpenCodeRuntime, testRuntime.runtime));    expect(yield* Ref.get(testRuntime.starts)).toBe(1);    expect(yield* Ref.get(testRuntime.closes)).toBe(1);  }),); it.effect("invalidates an exited process so the next borrower starts a new one", () =>  Effect.gen(function* () {    const starts = yield* Ref.make(0);    const processExits: Array<Deferred.Deferred<number>> = [];    const processClosed = yield* Deferred.make<void>();    const runtime: OpenCodeRuntimeShape = {      startOpenCodeServerProcess: () =>        Effect.gen(function* () {          const index = yield* Ref.updateAndGet(starts, (count) => count + 1);          const exitCode = yield* Deferred.make<number>();          processExits.push(exitCode);          yield* Effect.addFinalizer(() =>            Deferred.succeed(processClosed, undefined).pipe(Effect.ignore),          );          return {            url: `http://127.0.0.1:${index}`,            version: "1.14.19",            isRunning: Effect.succeed(true),            exitCode: Deferred.await(exitCode),          };        }),      connectToOpenCodeServer: unusedRuntimeMethod,      runOpenCodeCommand: unusedRuntimeMethod,      createOpenCodeSdkClient: () => ({}) as never,      loadOpenCodeInventory: unusedRuntimeMethod,      loadOpenCodeSkills: unusedRuntimeMethod,      loadInventoryFromCli: unusedRuntimeMethod,      loadSkillsFromCli: unusedRuntimeMethod,    };     yield* Effect.scoped(      Effect.gen(function* () {        const owner = yield* OpenCodeServerOwner.make({          binaryPath: "opencode",          directory: "/project",        });        expect(yield* owner.withServer((server) => Effect.succeed(server.url))).toBe(          "http://127.0.0.1:1",        );        yield* Deferred.succeed(processExits[0]!, 1);        yield* Deferred.await(processClosed);        expect(yield* owner.withServer((server) => Effect.succeed(server.url))).toBe(          "http://127.0.0.1:2",        );      }),    ).pipe(Effect.provideService(OpenCodeRuntime, runtime));    expect(yield* Ref.get(starts)).toBe(2);  }),); it.effect("replaces a dead cached process before its exit watcher runs", () =>  Effect.gen(function* () {    const starts = yield* Ref.make(0);    const closes = yield* Ref.make(0);    const processRunning: Array<Ref.Ref<boolean>> = [];    const runtime: OpenCodeRuntimeShape = {      startOpenCodeServerProcess: () =>        Effect.gen(function* () {          const index = yield* Ref.updateAndGet(starts, (count) => count + 1);          const isRunning = yield* Ref.make(true);          processRunning.push(isRunning);          yield* Effect.addFinalizer(() => Ref.update(closes, (count) => count + 1));          return {            url: `http://127.0.0.1:${index}`,            version: "1.14.19",            isRunning: Ref.get(isRunning),            exitCode: Effect.never,          };        }),      connectToOpenCodeServer: unusedRuntimeMethod,      runOpenCodeCommand: unusedRuntimeMethod,      createOpenCodeSdkClient: () => ({}) as never,      loadOpenCodeInventory: unusedRuntimeMethod,      loadOpenCodeSkills: unusedRuntimeMethod,      loadInventoryFromCli: unusedRuntimeMethod,      loadSkillsFromCli: unusedRuntimeMethod,    };     yield* Effect.scoped(      Effect.gen(function* () {        const owner = yield* OpenCodeServerOwner.make({          binaryPath: "opencode",          directory: "/project",        });        expect(yield* owner.withServer((server) => Effect.succeed(server.url))).toBe(          "http://127.0.0.1:1",        );        yield* Ref.set(processRunning[0]!, false);         expect(yield* owner.withServer((server) => Effect.succeed(server.url))).toBe(          "http://127.0.0.1:2",        );        expect(yield* Ref.get(starts)).toBe(2);        expect(yield* Ref.get(closes)).toBe(1);      }),    ).pipe(Effect.provideService(OpenCodeRuntime, runtime));  }),); it.effect("cleans up an interrupted startup and allows a retry", () =>  Effect.gen(function* () {    const starts = yield* Ref.make(0);    const firstStartEntered = yield* Deferred.make<void>();    const firstStartClosed = yield* Deferred.make<void>();    const runtime: OpenCodeRuntimeShape = {      startOpenCodeServerProcess: () =>        Effect.gen(function* () {          const index = yield* Ref.updateAndGet(starts, (count) => count + 1);          yield* Effect.addFinalizer(() =>            index === 1              ? Deferred.succeed(firstStartClosed, undefined).pipe(Effect.ignore)              : Effect.void,          );          if (index === 1) {            yield* Deferred.succeed(firstStartEntered, undefined);            return yield* Effect.never;          }          return {            url: `http://127.0.0.1:${index}`,            version: "1.14.19",            isRunning: Effect.succeed(true),            exitCode: Effect.never,          };        }),      connectToOpenCodeServer: unusedRuntimeMethod,      runOpenCodeCommand: unusedRuntimeMethod,      createOpenCodeSdkClient: () => ({}) as never,      loadOpenCodeInventory: unusedRuntimeMethod,      loadOpenCodeSkills: unusedRuntimeMethod,      loadInventoryFromCli: unusedRuntimeMethod,      loadSkillsFromCli: unusedRuntimeMethod,    };     yield* Effect.scoped(      Effect.gen(function* () {        const owner = yield* OpenCodeServerOwner.make({          binaryPath: "opencode",          directory: "/project",        });        const firstBorrower = yield* owner          .withServer((server) => Effect.succeed(server.url))          .pipe(Effect.forkChild);        yield* Deferred.await(firstStartEntered);        yield* Fiber.interrupt(firstBorrower);        yield* Deferred.await(firstStartClosed);        expect(yield* owner.withServer((server) => Effect.succeed(server.url))).toBe(          "http://127.0.0.1:2",        );      }),    ).pipe(Effect.provideService(OpenCodeRuntime, runtime));  }),); it.effect("releases an interrupted borrower and closes after the idle TTL", () =>  Effect.gen(function* () {    const testRuntime = yield* makeRuntime;    const borrowerEntered = yield* Deferred.make<void>();    yield* Effect.scoped(      Effect.gen(function* () {        const owner = yield* OpenCodeServerOwner.make({          binaryPath: "opencode",          directory: "/project",        });        const borrower = yield* owner          .withServer(() =>            Deferred.succeed(borrowerEntered, undefined).pipe(Effect.andThen(Effect.never)),          )          .pipe(Effect.forkChild);        yield* Deferred.await(borrowerEntered);        yield* Fiber.interrupt(borrower);        yield* TestClock.adjust(Duration.seconds(31));        yield* Deferred.await(testRuntime.closed);        expect(yield* Ref.get(testRuntime.closes)).toBe(1);      }),    ).pipe(Effect.provideService(OpenCodeRuntime, testRuntime.runtime));  }).pipe(Effect.provide(TestClock.layer())),);