test: admin is able to add a comment to a series.

Relate to #785
Part of #1410

Author: php-coder

src/main/frontend/src/components/AddCommentForm.js

@@ -92,7 +92,7 @@ class AddCommentFormView extends React.PureComponent {
 		const hasValidationErrors = validationErrors.length > 0;
 		return (
 			<div className="col-sm-12 form-group">
-				<form className={ `form-horizontal ${hasValidationErrors ? 'has-error' : ''}` }
+				<form id="add-comment-form" className={ `form-horizontal ${hasValidationErrors ? 'has-error' : ''}` }
 					onSubmit={ handleSubmit }>
 					<div
 						id="add-comment-failed-msg"

src/test/robotframework/series/add-comment/logic.robot

@@ -0,0 +1,21 @@
+*** Settings ***
+Documentation   Verify scenarios of adding a comment to a series
+Library         SeleniumLibrary
+Resource        ../../auth.steps.robot
+Suite Setup     Before Test Suite
+Suite Teardown  Close Browser
+Force Tags      series  add-comment  logic
+
+*** Test Cases ***
+Add a comment
+	Input Text                        id:comment  A comment
+	Submit Form                       id:add-comment-form
+	Wait Until Page Does Not Contain  id:add-comment-form
+	Element Text Should Be            id:comment  A comment
+
+*** Keywords ***
+Before Test Suite
+	Open Browser                        ${SITE_URL}/account/auth  ${BROWSER}
+	Register Keyword To Run On Failure  Log Source
+	Log In As                           login=admin  password=test
+	Go To                               ${SITE_URL}/series/4