fix: support authenticated remote CDP URLs (#895) (thanks @mukhtharcm)

src/browser/cdp.helpers.test.ts

@@ -0,0 +1,29 @@
+import { describe, expect, it } from "vitest";
+
+import { appendCdpPath, getHeadersWithAuth } from "./cdp.helpers.js";
+
+describe("cdp.helpers", () => {
+  it("preserves query params when appending CDP paths", () => {
+    const url = appendCdpPath("https://example.com?token=abc", "/json/version");
+    expect(url).toBe("https://example.com/json/version?token=abc");
+  });
+
+  it("appends paths under a base prefix", () => {
+    const url = appendCdpPath("https://example.com/chrome/?token=abc", "json/list");
+    expect(url).toBe("https://example.com/chrome/json/list?token=abc");
+  });
+
+  it("adds basic auth headers when credentials are present", () => {
+    const headers = getHeadersWithAuth("https://user:pass@example.com");
+    expect(headers.Authorization).toBe(
+      `Basic ${Buffer.from("user:pass").toString("base64")}`,
+    );
+  });
+
+  it("keeps preexisting authorization headers", () => {
+    const headers = getHeadersWithAuth("https://user:pass@example.com", {
+      Authorization: "Bearer token",
+    });
+    expect(headers.Authorization).toBe("Bearer token");
+  });
+});