feat: expose core identity transport

core/tests/identity-database.test.ts

@@ -37,7 +37,7 @@ describe("Core identity Drizzle database composition", () => {
 
   it("explicitly constructs the pool only when called, with the identity schema attached", () => {
     poolConstructor.mockImplementation(function fakePool() {
-      return { end: async () => undefined };
+      return { end: async () => undefined, on: vi.fn() };
     });
 
     const handle = createIdentityDrizzleDatabase(
@@ -52,7 +52,7 @@ describe("Core identity Drizzle database composition", () => {
 
   it("passes the connection timeout through to the pool configuration", () => {
     poolConstructor.mockImplementation(function fakePool() {
-      return { end: async () => undefined };
+      return { end: async () => undefined, on: vi.fn() };
     });
     poolConstructor.mockClear();
 
@@ -64,4 +64,21 @@ describe("Core identity Drizzle database composition", () => {
       expect.objectContaining({ connectionTimeoutMillis: 5_000 }),
     );
   });
+
+  it("registers a pool-level error listener so an idle client failure never becomes an uncaught exception", () => {
+    const on = vi.fn();
+    poolConstructor.mockImplementation(function fakePool() {
+      return { end: async () => undefined, on };
+    });
+
+    createIdentityDrizzleDatabase("postgresql://example.test/ekklesia");
+
+    expect(on).toHaveBeenCalledWith("error", expect.any(Function));
+    const handler = on.mock.calls.find((call) => call[0] === "error")?.[1] as
+      | ((error: unknown) => void)
+      | undefined;
+    expect(() =>
+      handler?.(new Error("terminating connection due to administrator command")),
+    ).not.toThrow();
+  });
 });