Date picker wrong positioning on modal

Notes This test needs to be repeated on both the Clean theme and Boost theme as well as for each combination of LTR and RTL languages. Test Master Log in as admin Go to the calendar Click the "New Event" button Click the calendar icon in the "Date" section of the form Confirm that the calendar popup does not render above the top of the viewport Confirm that the calendar popup renders at the bottom left of the select box in LTR mode and bottom right in RTL mode Repeat the test for the different combinations of themes and language directions Test Master (to cover edit enrolment dialog - MDL-59756 ) Now visit any course participants page and click on the edit enrolment (gear) button of any enrolled user. Enable the start and end dates for the enrolment and verify the calendar popup is rendered within the viewport completely, with all buttons and days available. Repeat the test for the different combinations of themes and language directions. Test 33 and 32 Cherry pick the test commit that Eloy knocked up to have a date picker that would normally render out of the viewport git@github.com:ryanwyllie/moodle.git MDL-59667 -master-2-test-page 38f78d952d4affa11eee5b16f07620ee306610d7 Go to <your_moodle>/test.php to view the script Click the date picker Confirm that it doesn't render outside of the browser's viewport Repeat the last few steps on the different theme and lang direction combinations