test: move embedded and tool agent suites out of e2e

src/agents/pi-embedded-subscribe.code-span-awareness.test.ts

@@ -0,0 +1,62 @@
+import { describe, expect, it, vi } from "vitest";
+import {
+  createStubSessionHarness,
+  emitAssistantTextDelta,
+} from "./pi-embedded-subscribe.e2e-harness.js";
+import { subscribeEmbeddedPiSession } from "./pi-embedded-subscribe.js";
+
+describe("subscribeEmbeddedPiSession thinking tag code span awareness", () => {
+  function createPartialReplyHarness() {
+    const { session, emit } = createStubSessionHarness();
+    const onPartialReply = vi.fn();
+
+    subscribeEmbeddedPiSession({
+      session,
+      runId: "run",
+      onPartialReply,
+    });
+
+    return { emit, onPartialReply };
+  }
+
+  it("does not strip thinking tags inside inline code backticks", () => {
+    const { emit, onPartialReply } = createPartialReplyHarness();
+
+    emitAssistantTextDelta({
+      emit,
+      delta: "The fix strips leaked `<thinking>` tags from messages.",
+    });
+
+    expect(onPartialReply).toHaveBeenCalled();
+    const lastCall = onPartialReply.mock.calls[onPartialReply.mock.calls.length - 1];
+    expect(lastCall[0].text).toContain("`<thinking>`");
+  });
+
+  it("does not strip thinking tags inside fenced code blocks", () => {
+    const { emit, onPartialReply } = createPartialReplyHarness();
+
+    emitAssistantTextDelta({
+      emit,
+      delta: "Example:\n  ````\n<thinking>code example</thinking>\n  ````\nDone.",
+    });
+
+    expect(onPartialReply).toHaveBeenCalled();
+    const lastCall = onPartialReply.mock.calls[onPartialReply.mock.calls.length - 1];
+    expect(lastCall[0].text).toContain("<thinking>code example</thinking>");
+  });
+
+  it("still strips actual thinking tags outside code spans", () => {
+    const { emit, onPartialReply } = createPartialReplyHarness();
+
+    emitAssistantTextDelta({
+      emit,
+      delta: "Hello <thinking>internal thought</thinking> world",
+    });
+
+    expect(onPartialReply).toHaveBeenCalled();
+    const lastCall = onPartialReply.mock.calls[onPartialReply.mock.calls.length - 1];
+    expect(lastCall[0].text).not.toContain("internal thought");
+    expect(lastCall[0].text).toContain("Hello");
+    expect(lastCall[0].text).toContain("world");
+  });
+});