server protocol & ports UX improvement

tests/server-endpoint.test.ts

@@ -0,0 +1,56 @@
+import assert from "node:assert/strict";
+import { describe, test } from "node:test";
+import {
+  containsScheme,
+  pastedServerAddress,
+  splitServerAddress,
+  storedServerAddress,
+} from "../src/lib/server-endpoint";
+
+describe("server endpoint fields", () => {
+  test("normalizes a pasted secure URL and explicit port", () => {
+    assert.deepEqual(pastedServerAddress("https://api.example.com:8443/"), {
+      address: "api.example.com",
+      connectionType: "https",
+      port: "8443",
+    });
+  });
+
+  test("maps WebSocket schemes to their matching HTTP modes", () => {
+    assert.deepEqual(pastedServerAddress("wss://api.example.com"), {
+      address: "api.example.com",
+      connectionType: "https",
+      port: "",
+    });
+    assert.deepEqual(pastedServerAddress("ws://api.example.com"), {
+      address: "api.example.com",
+      connectionType: "http",
+      port: "",
+    });
+  });
+
+  test("does not normalize URLs containing unsupported components", () => {
+    assert.equal(pastedServerAddress("https://api.example.com/v1/ws"), null);
+    assert.equal(pastedServerAddress("https://user@api.example.com"), null);
+  });
+
+  test("detects a manually typed scheme without changing the address", () => {
+    assert.equal(containsScheme("https://api.example.com"), true);
+    assert.equal(containsScheme("api.example.com"), false);
+  });
+
+  test("round-trips stored proxy and direct addresses", () => {
+    assert.equal(
+      storedServerAddress("api.example.com", "https"),
+      "https://api.example.com",
+    );
+    assert.deepEqual(splitServerAddress("https://api.example.com"), {
+      address: "api.example.com",
+      connectionType: "https",
+    });
+    assert.equal(
+      storedServerAddress("lan.example.com", "direct"),
+      "lan.example.com",
+    );
+  });
+});