feat(core-shared): initSentryClient helper (R34, R35, R37 mandatory replay defaults)

packages/core-shared/src/instrumentation/sentry/init-client.test.ts

@@ -0,0 +1,75 @@
+// packages/core-shared/src/instrumentation/sentry/init-client.test.ts
+import { describe, it, expect, vi, beforeEach } from "vitest";
+
+const { replayIntegration } = vi.hoisted(() => {
+  const replayIntegration = vi.fn((opts: unknown) => ({ name: "Replay", _opts: opts }));
+  return { replayIntegration };
+});
+
+vi.mock("@sentry/nextjs", () => ({
+  init: vi.fn(),
+  replayIntegration,
+}));
+
+import * as Sentry from "@sentry/nextjs";
+import { initSentryClient } from "@/instrumentation/sentry/init-client";
+
+describe("initSentryClient", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  it("calls Sentry.init with sendDefaultPii: false (R31)", () => {
+    initSentryClient({ dsn: "https://x@y/1", app: "web-next" });
+    const call = (Sentry.init as ReturnType<typeof vi.fn>).mock.calls[0][0] as Record<
+      string,
+      unknown
+    >;
+    expect(call["sendDefaultPii"]).toBe(false);
+  });
+
+  it("attaches replay integration with maskAllText/maskAllInputs/blockAllMedia: true (R34, R35)", () => {
+    initSentryClient({ dsn: "https://x@y/1", app: "web-next" });
+    expect(replayIntegration).toHaveBeenCalledTimes(1);
+    const replayOpts = (replayIntegration as ReturnType<typeof vi.fn>).mock.calls[0][0] as Record<
+      string,
+      unknown
+    >;
+    expect(replayOpts["maskAllText"]).toBe(true);
+    expect(replayOpts["maskAllInputs"]).toBe(true);
+    expect(replayOpts["blockAllMedia"]).toBe(true);
+  });
+
+  it("defaults replaysSessionSampleRate to 0.0 (R37)", () => {
+    initSentryClient({ dsn: "https://x@y/1", app: "web-next" });
+    const call = (Sentry.init as ReturnType<typeof vi.fn>).mock.calls[0][0] as Record<
+      string,
+      unknown
+    >;
+    expect(call["replaysSessionSampleRate"]).toBe(0.0);
+  });
+
+  it("defaults replaysOnErrorSampleRate to 1.0 (R37)", () => {
+    initSentryClient({ dsn: "https://x@y/1", app: "web-next" });
+    const call = (Sentry.init as ReturnType<typeof vi.fn>).mock.calls[0][0] as Record<
+      string,
+      unknown
+    >;
+    expect(call["replaysOnErrorSampleRate"]).toBe(1.0);
+  });
+
+  it("attaches beforeSend + beforeSendTransaction", () => {
+    initSentryClient({ dsn: "https://x@y/1", app: "web-next" });
+    const call = (Sentry.init as ReturnType<typeof vi.fn>).mock.calls[0][0] as Record<
+      string,
+      unknown
+    >;
+    expect(typeof call["beforeSend"]).toBe("function");
+    expect(typeof call["beforeSendTransaction"]).toBe("function");
+  });
+
+  it("is a no-op when dsn is empty", () => {
+    initSentryClient({ dsn: "", app: "web-next" });
+    expect(Sentry.init).not.toHaveBeenCalled();
+  });
+});