add tests to server-address

code/lib/core-server/src/utils/server-address.test.ts

@@ -0,0 +1,81 @@
+import detectPort from 'detect-port';
+import { getServerAddresses, getServerPort, getServerChannelUrl } from './server-address';
+
+jest.mock('ip');
+jest.mock('detect-port');
+jest.mock('@storybook/node-logger');
+
+describe('getServerAddresses', () => {
+  const port = 3000;
+  const host = 'localhost';
+  const proto = 'http';
+
+  it('should return server addresses without initial path by default', () => {
+    const expectedAddress = `${proto}://localhost:${port}/`;
+    const expectedNetworkAddress = `${proto}://${host}:${port}/`;
+
+    const result = getServerAddresses(port, host, proto);
+
+    expect(result.address).toBe(expectedAddress);
+    expect(result.networkAddress).toBe(expectedNetworkAddress);
+  });
+
+  it('should return server addresses with initial path', () => {
+    const initialPath = '/foo/bar';
+
+    const expectedAddress = `${proto}://localhost:${port}/?path=/foo/bar`;
+    const expectedNetworkAddress = `${proto}://${host}:${port}/?path=/foo/bar`;
+
+    const result = getServerAddresses(port, host, proto, initialPath);
+
+    expect(result.address).toBe(expectedAddress);
+    expect(result.networkAddress).toBe(expectedNetworkAddress);
+  });
+
+  it('should return server addresses with initial path and add slash if missing', () => {
+    const initialPath = 'foo/bar';
+
+    const expectedAddress = `${proto}://localhost:${port}/?path=/foo/bar`;
+    const expectedNetworkAddress = `${proto}://${host}:${port}/?path=/foo/bar`;
+
+    const result = getServerAddresses(port, host, proto, initialPath);
+
+    expect(result.address).toBe(expectedAddress);
+    expect(result.networkAddress).toBe(expectedNetworkAddress);
+  });
+});
+
+describe('getServerPort', () => {
+  const port = 3000;
+
+  it('should resolve with a free port', async () => {
+    const expectedFreePort = 4000;
+
+    (detectPort as jest.Mock).mockResolvedValue(expectedFreePort);
+
+    const result = await getServerPort(port);
+
+    expect(result).toBe(expectedFreePort);
+  });
+});
+
+describe('getServerChannelUrl', () => {
+  const port = 3000;
+  it('should return WebSocket URL with HTTP', () => {
+    const options = { https: false };
+    const expectedUrl = `ws://localhost:${port}/storybook-server-channel`;
+
+    const result = getServerChannelUrl(port, options);
+
+    expect(result).toBe(expectedUrl);
+  });
+
+  it('should return WebSocket URL with HTTPS', () => {
+    const options = { https: true };
+    const expectedUrl = `wss://localhost:${port}/storybook-server-channel`;
+
+    const result = getServerChannelUrl(port, options);
+
+    expect(result).toBe(expectedUrl);
+  });
+});