update:

test/frp-config.test.js

@@ -0,0 +1,39 @@
+"use strict";
+
+const assert = require("node:assert/strict");
+const test = require("node:test");
+
+const { parseFrpConfig, renderParsedFrpConfig } = require("../src/cli");
+
+test("parses and renders frp proxy sections", () => {
+  const parsed = parseFrpConfig(`server_addr = "81.70.134.9"
+server_port = 15443
+token = "secret"
+
+[ssh]
+type = "tcp"
+local_ip = "127.0.0.1"
+local_port = 22
+remote_port = 17227
+`);
+
+  assert.equal(parsed.sections.get("ssh").values.local_port, 22);
+  assert.equal(parsed.sections.get("ssh").values.remote_port, 17227);
+
+  parsed.sections.set("mysql", {
+    name: "mysql",
+    values: {
+      type: "tcp",
+      local_ip: "127.0.0.1",
+      local_port: 3306,
+      remote_port: 33061,
+    },
+  });
+
+  const rendered = renderParsedFrpConfig(parsed);
+
+  assert.match(rendered, /\[ssh]/);
+  assert.match(rendered, /local_port = 22/);
+  assert.match(rendered, /\[mysql]/);
+  assert.match(rendered, /remote_port = 33061/);
+});