Initial commit

packages/core-shared/src/instrumentation/di/bind-otel-instrumentation.test.ts

@@ -0,0 +1,55 @@
+// packages/core-shared/src/instrumentation/di/bind-otel-instrumentation.test.ts
+import "reflect-metadata";
+import { describe, it, expect, vi, beforeEach } from "vitest";
+
+vi.mock("@sentry/nextjs", () => ({
+  init: vi.fn(),
+  captureException: vi.fn(),
+  captureMessage: vi.fn(),
+  addBreadcrumb: vi.fn(),
+  setUser: vi.fn(),
+}));
+
+import { Container } from "inversify";
+import { bindOtelInstrumentation } from "@/instrumentation/di/bind-otel-instrumentation";
+import { INSTRUMENTATION_SYMBOLS } from "@/instrumentation/symbols";
+import { OtelTracer } from "@/instrumentation/otel/otel-tracer";
+import { OtelLogger } from "@/instrumentation/otel/otel-logger";
+
+// NOTE: initOtelServerNode is intentionally NOT called by bindOtelInstrumentation.
+// The SDK is initialized by each app's instrumentation.ts register() hook so PII
+// scrub processors are active before the first request (C1 fix). There is therefore
+// no initOtelServerNode mock or call-count assertion here.
+
+describe("bindOtelInstrumentation", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  it("binds OtelTracer + OtelLogger to the container", () => {
+    const c = new Container();
+    bindOtelInstrumentation(c, { dsn: "https://x@y/1", app: "web-next" });
+    expect(c.get(INSTRUMENTATION_SYMBOLS.TRACER)).toBeInstanceOf(OtelTracer);
+    expect(c.get(INSTRUMENTATION_SYMBOLS.LOGGER)).toBeInstanceOf(OtelLogger);
+  });
+
+  it("returns the tracer + logger instances", () => {
+    const c = new Container();
+    const { tracer, logger } = bindOtelInstrumentation(c, {
+      dsn: "https://x@y/1",
+      app: "web-next",
+    });
+    expect(tracer).toBeInstanceOf(OtelTracer);
+    expect(logger).toBeInstanceOf(OtelLogger);
+  });
+
+  it("rebinds when called a second time (idempotent container state)", () => {
+    const c = new Container();
+    bindOtelInstrumentation(c, { dsn: "https://x@y/1", app: "web-next" });
+    // Second call should not throw even if TRACER is already bound.
+    expect(() =>
+      bindOtelInstrumentation(c, { dsn: "https://x@y/2", app: "cms" }),
+    ).not.toThrow();
+    expect(c.get(INSTRUMENTATION_SYMBOLS.TRACER)).toBeInstanceOf(OtelTracer);
+  });
+});