added test component containing the old test setup with two buttons for websocket and rest api testing respectively

src/app/test/test.component.html

@@ -0,0 +1,15 @@
+<div>
+  <div class="card-container">
+    <div class="card card-small" (click)="onClickSocket()" tabindex="0">
+      <svg class="material-icons" xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path d="M19 13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z"/></svg>
+
+      <span>Send test message</span>
+    </div>
+
+    <div class="card card-small" (click)="onClickApi()" tabindex="0">
+      <svg class="material-icons" xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"><path d="M19 13h-6v6h-2v-6H5v-2h6V5h2v6h6v2z"/></svg>
+
+      <span>Call rest api</span>
+    </div>
+  </div>
+</div>

src/app/test/test.component.spec.ts

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+import { async, ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { TestComponent } from './test.component';
+
+describe('TestComponent', () => {
+  let component: TestComponent;
+  let fixture: ComponentFixture<TestComponent>;
+
+  beforeEach(async(() => {
+    TestBed.configureTestingModule({
+      declarations: [ TestComponent ]
+    })
+    .compileComponents();
+  }));
+
+  beforeEach(() => {
+    fixture = TestBed.createComponent(TestComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/test/test.component.ts

@@ -0,0 +1,29 @@
+import { Component, OnInit } from '@angular/core';
+import { HttpClient } from '@angular/common/http';
+import {SocketService} from '../socket/socket.service';
+
+@Component({
+  selector: 'app-test',
+  templateUrl: './test.component.html',
+  styleUrls: ['./test.component.css']
+})
+export class TestComponent implements OnInit {
+
+  onClickSocket() {
+    this.socketService.send('test', {'user': 'USERNAME', 'payload': 'PAYLOAD TEST'})
+  }
+
+  onClickApi() {
+    this.httpService.get('http://localhost:5005/').subscribe(response => {
+      console.log('REST API call returned: ', response);
+    });
+  }
+
+  constructor(private httpService: HttpClient,
+              private socketService: SocketService,
+              ) { }
+
+ngOnInit(): void {
+  }
+
+}