link-to-test

link-to-integration-test.js

```
function dummyRouter(owner, routeMapFunction) {
  let customRouter = Router.extend();
  customRouter.map(routeMapFunction);
  owner.register('router:main', customRouter.extend());
  owner.lookup('router:main').setupRouter();
}
```

```
test('the link-to can take many routing segments', async function(assert) {
    dummyRouter(this.owner, function() {
      this.route('post', { path: '/post/:id/:slug' });
    });

    this.set('routeSegments', ['post', '123', 'about-my-rabbit']);
    await render(hbs`{{my-card routeSegments=routeSegments}}`);
    assert.dom('[data-test-card]').hasAttribute('href', '/post/123/about-my-rabbit');
  });
```