Clean up docker integration test and add documentation (#4682)

* Clean up test and add documentation

* fix typo

* Fix review
diff --git a/.gitignore b/.gitignore
index 5737a6a..c415772 100644
--- a/.gitignore
+++ b/.gitignore
@@ -60,4 +60,6 @@
 *.iml
 # built local binaries
 ./traffic_ops_golang
+# Created by TP/TO docker integration tests
+junit/
 
diff --git a/docs/source/admin/quick_howto/ciab.rst b/docs/source/admin/quick_howto/ciab.rst
index f4140ea..a64f99a 100644
--- a/docs/source/admin/quick_howto/ciab.rst
+++ b/docs/source/admin/quick_howto/ciab.rst
@@ -104,6 +104,21 @@
 
 	sudo docker-compose -f docker-compose.readiness.yml up
 
+Integration Tests
+"""""""""""""""""
+
+There also exist TP and TO integration tests containers. Both of these containers assume that CDN in a Box is already running on the local system.
+
+.. code-block:: shell
+	:caption: Running TP Integration Tests
+
+	sudo docker-compose -f docker-compose.traffic-portal-test.yml up
+
+.. code-block:: shell
+	:caption: Running TO Integration Tests
+
+	sudo docker-compose -f docker-compose.traffic-ops-test.yml up
+
 variables.env
 """""""""""""
 .. literalinclude:: ../../../../infrastructure/cdn-in-a-box/variables.env
diff --git a/infrastructure/cdn-in-a-box/traffic_portal_integration_test/Dockerfile b/infrastructure/cdn-in-a-box/traffic_portal_integration_test/Dockerfile
index aca485a..00c4dfb 100644
--- a/infrastructure/cdn-in-a-box/traffic_portal_integration_test/Dockerfile
+++ b/infrastructure/cdn-in-a-box/traffic_portal_integration_test/Dockerfile
@@ -31,21 +31,15 @@
 " > /etc/yum.repos.d/google-chrome.repo
 
 RUN yum update -y
-
 RUN yum install -y java-1.8.0-openjdk git google-chrome-stable bind-utils net-tools
 
 RUN curl -LO https://nodejs.org/dist/v12.16.3/node-v12.16.3-linux-x64.tar.xz
-
-RUN ls -lah
-
 # Use bsdtar, because regular tar doesn't work with Docker
 RUN yum install -y bsdtar
 RUN bsdtar --strip-components 1 -xzvf node-v* -C /usr/local
 RUN npm install -g protractor
 RUN npm install --save-dev jasmine-reporters@^2.0.0
 
-RUN ls -lah /lang/traffic_portal/test/end_to_end
-
 RUN sed -i "s/baseUrl: 'https:\/\/localhost:4443/baseUrl: 'https:\/\/trafficportal.infra.ciab.test:443/" /lang/traffic_portal/test/end_to_end/conf.js
 
 RUN export junit_conf_jasmine="\n\
@@ -63,9 +57,6 @@
 		},\n\
 " && perl -p -i -e 'BEGIN{ ($e=$ENV{junit_conf_chrome}) =~ s/\\n/\n/g } if (/\bbrowserName\b/../}/) {print $e; $e=""}' conf.js
 
-# debug
-RUN cat conf.js
-
 RUN webdriver-manager clean
 RUN webdriver-manager update