SDK: support working directory and skipGitRepoCheck options (#4563)

Make options not required, add support for working directory and
skipGitRepoCheck options on the turn

sdk/typescript/tests/codexExecSpy.ts

@@ -9,8 +9,7 @@ const actualChildProcess = jest.requireActual<typeof import("child_process")>("c
 const spawnMock = child_process.spawn as jest.MockedFunction<typeof actualChildProcess.spawn>;
 
 export function codexExecSpy(): { args: string[][]; restore: () => void } {
-  const previousImplementation =
-    spawnMock.getMockImplementation() ?? actualChildProcess.spawn;
+  const previousImplementation = spawnMock.getMockImplementation() ?? actualChildProcess.spawn;
   const args: string[][] = [];
 
   spawnMock.mockImplementation(((...spawnArgs: Parameters<typeof child_process.spawn>) => {

sdk/typescript/tests/run.test.ts

@@ -1,3 +1,5 @@
+import fs from "fs";
+import os from "os";
 import path from "path";
 
 import { codexExecSpy } from "./codexExecSpy";
@@ -211,14 +213,79 @@ describe("Codex", () => {
 
       expectPair(commandArgs, ["--sandbox", "workspace-write"]);
       expectPair(commandArgs, ["--model", "gpt-test-1"]);
-  
     } finally {
       restore();
       await close();
     }
   });
-});
 
+  it("runs in provided working directory", async () => {
+    const { url, close } = await startResponsesTestProxy({
+      statusCode: 200,
+      responseBodies: [
+        sse(
+          responseStarted("response_1"),
+          assistantMessage("Working directory applied", "item_1"),
+          responseCompleted("response_1"),
+        ),
+      ],
+    });
+
+    const { args: spawnArgs, restore } = codexExecSpy();
+
+    try {
+      const workingDirectory = fs.mkdtempSync(path.join(os.tmpdir(), "codex-working-dir-"));
+      const client = new Codex({
+        codexPathOverride: codexExecPath,
+        baseUrl: url,
+        apiKey: "test",
+      });
+
+      const thread = client.startThread();
+      await thread.run("use custom working directory", {
+        workingDirectory,
+        skipGitRepoCheck: true,
+      });
+
+      const commandArgs = spawnArgs[0];
+      expectPair(commandArgs, ["--cd", workingDirectory]);
+    } finally {
+      restore();
+      await close();
+    }
+  });
+
+  it("throws if working directory is not git and no skipGitRepoCheck is provided", async () => {
+    const { url, close } = await startResponsesTestProxy({
+      statusCode: 200,
+      responseBodies: [
+        sse(
+          responseStarted("response_1"),
+          assistantMessage("Working directory applied", "item_1"),
+          responseCompleted("response_1"),
+        ),
+      ],
+    });
+
+    try {
+      const workingDirectory = fs.mkdtempSync(path.join(os.tmpdir(), "codex-working-dir-"));
+      const client = new Codex({
+        codexPathOverride: codexExecPath,
+        baseUrl: url,
+        apiKey: "test",
+      });
+
+      const thread = client.startThread();
+      await expect(
+        thread.run("use custom working directory", {
+          workingDirectory,
+        }),
+      ).rejects.toThrow(/Not inside a trusted directory/);
+    } finally {
+      await close();
+    }
+  });
+});
 
 function expectPair(args: string[] | undefined, pair: [string, string]) {
   if (!args) {