test: updates

Author: snitin315

lib/Server.js

@@ -726,7 +726,15 @@ class Server {
   }
 
   listen(port, hostname, fn) {
-    this.hostname = hostname;
+    if (hostname === 'local-ip') {
+      this.hostname = internalIp.v4.sync() || internalIp.v6.sync();
+    } else if (hostname === 'local-ipv4') {
+      this.hostname = internalIp.v4.sync();
+    } else if (hostname === 'local-ipv6') {
+      this.hostname = internalIp.v6.sync();
+    } else {
+      this.hostname = hostname;
+    }
 
     if (typeof port !== 'undefined' && port !== this.options.port) {
       this.logger.warn(
@@ -739,8 +747,7 @@ class Server {
         // eslint-disable-next-line no-shadow
         .then((port) => {
           this.port = port;
-
-          return this.server.listen(port, hostname, (err) => {
+          return this.server.listen(port, this.hostname, (err) => {
             if (this.options.hot || this.options.liveReload) {
               this.createSocketServer();
             }

test/cli/__snapshots__/cli.test.js.snap

@@ -17,6 +17,16 @@ exports[`CLI --host <IPv4>: stderr 1`] = `
 <i> [webpack-dev-server] Content not from webpack is served from '<cwd>/public' directory"
 `;
 
+exports[`CLI --host <local-ip>: stderr 1`] = `
+"<i> [webpack-dev-server] Project is running at http://<network-ip-v4>:<port>/ (IPv4)
+<i> [webpack-dev-server] Content not from webpack is served from '<cwd>/public' directory"
+`;
+
+exports[`CLI --host <local-ipv4>: stderr 1`] = `
+"<i> [webpack-dev-server] Project is running at http://<network-ip-v4>:<port>/ (IPv4)
+<i> [webpack-dev-server] Content not from webpack is served from '<cwd>/public' directory"
+`;
+
 exports[`CLI --host 0.0.0.0 (IPv4): stderr 1`] = `
 "<i> [webpack-dev-server] Project is running at:
 <i> [webpack-dev-server] Local: http://localhost:<port>/

test/cli/cli.test.js

@@ -188,6 +188,36 @@ describe('CLI', () => {
       .catch(done);
   });
 
+  it('--host <local-ip>', (done) => {
+    testBin('--host local-ip')
+      .then((output) => {
+        expect(normalizeStderr(output.stderr)).toMatchSnapshot('stderr');
+
+        done();
+      })
+      .catch(done);
+  });
+
+  it('--host <local-ipv4>', (done) => {
+    testBin('--host local-ipv4')
+      .then((output) => {
+        expect(normalizeStderr(output.stderr)).toMatchSnapshot('stderr');
+
+        done();
+      })
+      .catch(done);
+  });
+
+  it.skip('--host <local-ipv6>', (done) => {
+    testBin('--host local-ipv6')
+      .then((output) => {
+        expect(normalizeStderr(output.stderr)).toMatchSnapshot('stderr');
+
+        done();
+      })
+      .catch(done);
+  });
+
   it('--host localhost --port 9999', (done) => {
     testBin('--host localhost --port 9999')
       .then((output) => {