fix: Try the unit test after installing the site.

.travis.yml

@@ -70,10 +70,6 @@ script:
   - docker exec -it -u root -w /srv/www $SITEID-site ./vendor/bin/phpcs -p --report=full --standard=phpcs.xml ./html/modules/custom
   - docker exec -it -u root -w /srv/www $SITEID-site ./vendor/bin/phpcs -p --report=full --standard=phpcs.xml ./html/themes/custom
 
-  # Run unit tests.
-  - docker exec -it -u root -w /srv/www $SITEID-site mkdir -p /srv/www/html/sites/default/files/browser_output
-  - docker exec -it -u root -w /srv/www -e BROWSERTEST_OUTPUT_DIRECTORY=/srv/www/html/sites/default/files/browser_output $SITEID-site ./vendor/bin/phpunit --debug
-
   # Install the site with existing config.
   - docker exec -it $SITEID-site drush -y si --existing-config minimal install_configure_form.enable_update_status_emails=NULL
   - docker exec -it $SITEID-site drush -y en dblog
@@ -91,7 +87,8 @@ script:
   - docker exec -it -u root $SITEID-site mkdir -p /srv/www/html/build/logs
   - docker exec -it -u root $SITEID-site chmod -R 777 /srv/www/html/build/logs
 
-  # Run all tests.
+  # Run unit tests.
+  - docker exec -it -u root -w /srv/www $SITEID-site mkdir -p /srv/www/html/sites/default/files/browser_output
   - docker exec -it -u root -w /srv/www -e XDEBUG_MODE=coverage -e BROWSERTEST_OUTPUT_DIRECTORY=/srv/www/html/sites/default/files/browser_output -e DTT_BASE_URL=http://127.0.0.1 $SITEID-site ./vendor/bin/phpunit --debug
 
   # Trying without chrome and the specialized ports.