test: simplify

Author: pi0

test/index.test.ts

@@ -5,15 +5,15 @@ import { blockPort } from "./utils";
 
 const isWindows = process.platform === "win32";
 
-describe("getPort ()", () => {
-  describe("checks ports on default host`", () => {
-    let portBlocker: Server;
+describe("getPort", () => {
+  let portBlocker: Server;
 
-    afterEach(() => {
-      portBlocker?.close();
-    });
+  afterEach(() => {
+    portBlocker?.close();
+  });
 
-    test("default port is NOT IN USE", async () => {
+  describe("default host`", () => {
+    test("default port is not in use", async () => {
       const port = await getPort();
       expect(port).toEqual(3000);
     });
@@ -24,48 +24,26 @@ describe("getPort ()", () => {
       expect(port).toEqual(3001);
     });
   });
-});
 
-describe("getPort (host)", () => {
-  describe("checks ports on `localhost`", () => {
-    let portBlocker: Server;
-
-    afterEach(() => {
-      portBlocker?.close();
-    });
-
-    test("default port is NOT IN USE", async () => {
+  describe("localhost", () => {
+    test("default port is not in use", async () => {
       const port = await getPort({ host: "localhost" });
       expect(port).toEqual(3000);
     });
 
-    test("default port is IN USE", async () => {
+    test("default port is in use", async () => {
+      process.env.HOST = "localhost";
       portBlocker = await blockPort(3000, "localhost");
-      const port = await getPort({ host: "localhost" });
-      expect(port).toEqual(3001);
+      const port1 = await getPort({ port: 3000, portRange: [3000, 3100] });
+      expect(port1).toEqual(3001);
+      const port2 = await getPort();
+      expect(port2).toEqual(3001);
+      const port3 = await getPort(3000);
+      expect(port3).not.toEqual(3001);
     });
   });
 });
 
-describe("getPort (host)", () => {
-  let portBlocker: Server;
-
-  afterEach(() => {
-    portBlocker?.close();
-  });
-
-  test("default port is in use", async () => {
-    process.env.HOST = "localhost";
-    portBlocker = await blockPort(3000, "localhost");
-    const port1 = await getPort({ port: 3000, portRange: [3000, 3100] });
-    expect(port1).toEqual(3001);
-    const port2 = await getPort();
-    expect(port2).toEqual(3001);
-    const port3 = await getPort(3000);
-    expect(port3).not.toEqual(3001);
-  });
-});
-
 describe("random port", () => {
   test("{ random: true }", async () => {
     const port = await getPort({ random: true });