fix(ui): auto-close date-time-picker on selection and add tests#449

ParasKhandelwal1616 wants to merge 3 commits intoCCExtractor:mainCCExtractor/ccsync:mainfrom

ParasKhandelwal1616:test/add-ui-component-testsParasKhandelwal1616/ccsync:test/add-ui-component-testsCopy head branch name to clipboard