@After
    public void afterEachTest() throws IOException {
        mockWebServer.shutdown();
    }
Main purpose of Integration tests is to check that all layers of your app work correctly, for example:
<ul>
<li>Http layer</li>
<li>REST layer</li>
<li>Parsing/Serializing layer</li>
<li>Execution layer (ie RxJava)</li>
</ul>
app/src/integrationTests/java/com/artemzin/qualitymatters/integration_tests/api/QualityMattersRestApiIntegrationTest.java