fix(auth): accept configured public origin for sign-in

2026-09-19 12:26:09 +12:00
parent a6a4a9aa24
commit 0f4071c970
8 changed files with 335 additions and 13 deletions
@@ -0,0 +1,51 @@
+import { describe, expect, it } from "vitest";
+import { loginErrorMessage } from "./login-errors";
+
+const errorResponse = (status: number, payload: unknown) => new Response(JSON.stringify(payload), { status });
+
+describe("login error messages", () => {
+  it("identifies a site security rejection without blaming the account", async () => {
+    expect(await loginErrorMessage(errorResponse(403, { detail: "Cross-origin state change rejected" }))).toBe(
+      "Sign-in was blocked by the site's security configuration. Please contact an administrator.",
+    );
+  });
+
+  it.each(["User is blocked", "User access has expired", "Unknown upstream error"])(
+    "keeps a generic account message for %s",
+    async (detail) => {
+      expect(await loginErrorMessage(errorResponse(403, { detail }))).toBe(
+        "This account cannot sign in. Please contact an administrator.",
+      );
+    },
+  );
+
+  it.each([
+    null,
+    [],
+    { detail: ["Cross-origin state change rejected"] },
+    { detail: "Cross-origin state change rejected: private upstream detail" },
+    { detail: "<script>private upstream detail</script>" },
+  ])("does not render or loosely match unexpected response bodies: %j", async (payload) => {
+    expect(await loginErrorMessage(errorResponse(403, payload))).toBe(
+      "This account cannot sign in. Please contact an administrator.",
+    );
+  });
+
+  it("handles a non-JSON proxy denial safely", async () => {
+    expect(await loginErrorMessage(new Response("<html>Forbidden</html>", { status: 403 }))).toBe(
+      "This account cannot sign in. Please contact an administrator.",
+    );
+  });
+
+  it.each([
+    [401, "Check your username and password, then try again."],
+    [400, "Check your username and password, then try again."],
+    [429, "Too many attempts. Please wait a moment and try again."],
+    [500, "Sign-in is temporarily unavailable. Please try again shortly."],
+    [502, "Sign-in is temporarily unavailable. Please try again shortly."],
+  ])("preserves the existing message for HTTP %s", async (status, expected) => {
+    expect(
+      await loginErrorMessage(errorResponse(status as number, { detail: "Cross-origin state change rejected" })),
+    ).toBe(expected);
+  });
+});