import assert from "node:assert/strict";import { it } from "@effect/vitest";import { Effect, Layer, Sink, Stream } from "effect";import * as PlatformError from "effect/PlatformError";import { ChildProcessSpawner } from "effect/unstable/process"; import { checkCodexProviderStatus, parseAuthStatusFromOutput } from "./ProviderHealth"; // ── Test helpers ──────────────────────────────────────────────────── const encoder = new TextEncoder(); function mockHandle(result: { stdout: string; stderr: string; code: number }) {  return ChildProcessSpawner.makeHandle({    pid: ChildProcessSpawner.ProcessId(1),    exitCode: Effect.succeed(ChildProcessSpawner.ExitCode(result.code)),    isRunning: Effect.succeed(false),    kill: () => Effect.void,    stdin: Sink.drain,    stdout: Stream.make(encoder.encode(result.stdout)),    stderr: Stream.make(encoder.encode(result.stderr)),    all: Stream.empty,    getInputFd: () => Sink.drain,    getOutputFd: () => Stream.empty,  });} function mockSpawnerLayer(  handler: (args: ReadonlyArray<string>) => { stdout: string; stderr: string; code: number },) {  return Layer.succeed(    ChildProcessSpawner.ChildProcessSpawner,    ChildProcessSpawner.make((command) => {      const cmd = command as unknown as { args: ReadonlyArray<string> };      return Effect.succeed(mockHandle(handler(cmd.args)));    }),  );} function failingSpawnerLayer(description: string) {  return Layer.succeed(    ChildProcessSpawner.ChildProcessSpawner,    ChildProcessSpawner.make(() =>      Effect.fail(        PlatformError.systemError({          _tag: "NotFound",          module: "ChildProcess",          method: "spawn",          description,        }),      ),    ),  );} // ── Tests ─────────────────────────────────────────────────────────── it.effect("returns ready when codex is installed and authenticated", () =>  Effect.gen(function* () {    const status = yield* checkCodexProviderStatus;    assert.strictEqual(status.provider, "codex");    assert.strictEqual(status.status, "ready");    assert.strictEqual(status.available, true);    assert.strictEqual(status.authStatus, "authenticated");  }).pipe(    Effect.provide(      mockSpawnerLayer((args) => {        const joined = args.join(" ");        if (joined === "--version") return { stdout: "codex 1.0.0\n", stderr: "", code: 0 };        if (joined === "login status") return { stdout: "Logged in\n", stderr: "", code: 0 };        throw new Error(`Unexpected args: ${joined}`);      }),    ),  ),); it.effect("returns unavailable when codex is missing", () =>  Effect.gen(function* () {    const status = yield* checkCodexProviderStatus;    assert.strictEqual(status.provider, "codex");    assert.strictEqual(status.status, "error");    assert.strictEqual(status.available, false);    assert.strictEqual(status.authStatus, "unknown");    assert.strictEqual(status.message, "Codex CLI (`codex`) is not installed or not on PATH.");  }).pipe(Effect.provide(failingSpawnerLayer("spawn codex ENOENT"))),); it.effect("returns unavailable when codex is below the minimum supported version", () =>  Effect.gen(function* () {    const status = yield* checkCodexProviderStatus;    assert.strictEqual(status.provider, "codex");    assert.strictEqual(status.status, "error");    assert.strictEqual(status.available, false);    assert.strictEqual(status.authStatus, "unknown");    assert.strictEqual(      status.message,      "Codex CLI v0.36.0 is too old for T3 Code. Upgrade to v0.37.0 or newer and restart T3 Code.",    );  }).pipe(    Effect.provide(      mockSpawnerLayer((args) => {        const joined = args.join(" ");        if (joined === "--version") return { stdout: "codex 0.36.0\n", stderr: "", code: 0 };        throw new Error(`Unexpected args: ${joined}`);      }),    ),  ),); it.effect("returns unauthenticated when auth probe reports login required", () =>  Effect.gen(function* () {    const status = yield* checkCodexProviderStatus;    assert.strictEqual(status.provider, "codex");    assert.strictEqual(status.status, "error");    assert.strictEqual(status.available, true);    assert.strictEqual(status.authStatus, "unauthenticated");    assert.strictEqual(      status.message,      "Codex CLI is not authenticated. Run `codex login` and try again.",    );  }).pipe(    Effect.provide(      mockSpawnerLayer((args) => {        const joined = args.join(" ");        if (joined === "--version") return { stdout: "codex 1.0.0\n", stderr: "", code: 0 };        if (joined === "login status") {          return { stdout: "", stderr: "Not logged in. Run codex login.", code: 1 };        }        throw new Error(`Unexpected args: ${joined}`);      }),    ),  ),); it.effect(  "returns unauthenticated when login status output includes 'not logged in'",  () =>    Effect.gen(function* () {      const status = yield* checkCodexProviderStatus;      assert.strictEqual(status.provider, "codex");      assert.strictEqual(status.status, "error");      assert.strictEqual(status.available, true);      assert.strictEqual(status.authStatus, "unauthenticated");      assert.strictEqual(        status.message,        "Codex CLI is not authenticated. Run `codex login` and try again.",      );    }).pipe(      Effect.provide(        mockSpawnerLayer((args) => {          const joined = args.join(" ");          if (joined === "--version") return { stdout: "codex 1.0.0\n", stderr: "", code: 0 };          if (joined === "login status")            return { stdout: "Not logged in\n", stderr: "", code: 1 };          throw new Error(`Unexpected args: ${joined}`);        }),      ),    ),); it.effect("returns warning when login status command is unsupported", () =>  Effect.gen(function* () {    const status = yield* checkCodexProviderStatus;    assert.strictEqual(status.provider, "codex");    assert.strictEqual(status.status, "warning");    assert.strictEqual(status.available, true);    assert.strictEqual(status.authStatus, "unknown");    assert.strictEqual(      status.message,      "Codex CLI authentication status command is unavailable in this Codex version.",    );  }).pipe(    Effect.provide(      mockSpawnerLayer((args) => {        const joined = args.join(" ");        if (joined === "--version") return { stdout: "codex 1.0.0\n", stderr: "", code: 0 };        if (joined === "login status") {          return { stdout: "", stderr: "error: unknown command 'login'", code: 2 };        }        throw new Error(`Unexpected args: ${joined}`);      }),    ),  ),); // ── Pure function tests ───────────────────────────────────────────── it("parseAuthStatusFromOutput: exit code 0 with no auth markers is ready", () => {  const parsed = parseAuthStatusFromOutput({ stdout: "OK\n", stderr: "", code: 0 });  assert.strictEqual(parsed.status, "ready");  assert.strictEqual(parsed.authStatus, "authenticated");}); it("parseAuthStatusFromOutput: JSON with authenticated=false is unauthenticated", () => {  const parsed = parseAuthStatusFromOutput({    stdout: '[{"authenticated":false}]\n',    stderr: "",    code: 0,  });  assert.strictEqual(parsed.status, "error");  assert.strictEqual(parsed.authStatus, "unauthenticated");}); it("parseAuthStatusFromOutput: JSON without auth marker is warning", () => {  const parsed = parseAuthStatusFromOutput({    stdout: '[{"ok":true}]\n',    stderr: "",    code: 0,  });  assert.strictEqual(parsed.status, "warning");  assert.strictEqual(parsed.authStatus, "unknown");});