Test that setting and getting grid-auto-columns and grid-auto-rows works as expected On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". Test getting grid-auto-columns and grid-auto-rows set through CSS PASS window.getComputedStyle(gridAutoFixedFixed, '').getPropertyValue('grid-auto-rows') is "30px" PASS window.getComputedStyle(gridAutoFixedFixed, '').getPropertyValue('grid-auto-columns') is "50px" PASS window.getComputedStyle(gridAutoMinMax, '').getPropertyValue('grid-auto-rows') is "minmax(10%, 15px)" PASS window.getComputedStyle(gridAutoMinMax, '').getPropertyValue('grid-auto-columns') is "minmax(30%, 100px)" PASS window.getComputedStyle(gridAutoMinMaxContent, '').getPropertyValue('grid-auto-rows') is "min-content" PASS window.getComputedStyle(gridAutoMinMaxContent, '').getPropertyValue('grid-auto-columns') is "max-content" PASS window.getComputedStyle(gridAutoAutoInMinMax, '').getPropertyValue('grid-auto-rows') is "minmax(auto, 48px)" PASS window.getComputedStyle(gridAutoAutoInMinMax, '').getPropertyValue('grid-auto-columns') is "minmax(80px, auto)" Test that getting grid-template-columns and grid-template-rows set through CSS lists every track listed whether implicitly or explicitly created PASS window.getComputedStyle(gridAutoFixedFixedWithChildren, '').getPropertyValue('grid-auto-rows') is "30px" PASS window.getComputedStyle(gridAutoFixedFixedWithChildren, '').getPropertyValue('grid-auto-columns') is "50px" PASS window.getComputedStyle(gridAutoFixedFixedWithChildren, '').getPropertyValue('grid-template-columns') is "50px" PASS window.getComputedStyle(gridAutoFixedFixedWithChildren, '').getPropertyValue('grid-template-rows') is "30px" PASS window.getComputedStyle(gridAutoFixedFixedWithFixedFixedWithChildren, '').getPropertyValue('grid-auto-rows') is "30px" PASS window.getComputedStyle(gridAutoFixedFixedWithFixedFixedWithChildren, '').getPropertyValue('grid-auto-columns') is "40px" PASS window.getComputedStyle(gridAutoFixedFixedWithFixedFixedWithChildren, '').getPropertyValue('grid-template-columns') is "20px 40px 40px" PASS window.getComputedStyle(gridAutoFixedFixedWithFixedFixedWithChildren, '').getPropertyValue('grid-template-rows') is "15px 30px 30px" Test that grid-template-* definitions are not affected by grid-auto-* definitions PASS window.getComputedStyle(gridAutoFixedFixed, '').getPropertyValue('grid-template-columns') is "none" PASS window.getComputedStyle(gridAutoFixedFixed, '').getPropertyValue('grid-template-rows') is "none" PASS window.getComputedStyle(gridAutoMinMax, '').getPropertyValue('grid-template-columns') is "none" PASS window.getComputedStyle(gridAutoMinMax, '').getPropertyValue('grid-template-rows') is "none" PASS window.getComputedStyle(gridAutoMinMaxContent, '').getPropertyValue('grid-template-columns') is "none" PASS window.getComputedStyle(gridAutoMinMaxContent, '').getPropertyValue('grid-template-rows') is "none" Test the initial value PASS getComputedStyle(element, '').getPropertyValue('grid-auto-columns') is 'auto' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-rows') is 'auto' Test getting and setting grid-auto-columns and grid-auto-rows through JS PASS getComputedStyle(element, '').getPropertyValue('grid-auto-columns') is '180px' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-rows') is '660px' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-columns') is 'minmax(min-content, 48px)' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-rows') is 'minmax(80px, min-content)' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-columns') is 'minmax(min-content, max-content)' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-rows') is 'minmax(max-content, min-content)' Test setting grid-auto-columns and grid-auto-rows to bad minmax value through JS PASS getComputedStyle(element, '').getPropertyValue('grid-auto-columns') is 'auto' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-rows') is 'auto' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-columns') is 'auto' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-rows') is 'auto' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-columns') is 'auto' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-rows') is 'auto' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-columns') is 'auto' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-rows') is 'auto' Test setting grid-auto-columns and grid-auto-rows to 'inherit' through JS PASS getComputedStyle(element, '').getPropertyValue('grid-auto-columns') is '50px' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-rows') is '101%' Test setting grid-auto-columns and grid-auto-rows to 'initial' through JS PASS getComputedStyle(element, '').getPropertyValue('grid-auto-columns') is '150%' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-rows') is '1fr' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-columns') is 'auto' PASS getComputedStyle(element, '').getPropertyValue('grid-auto-rows') is 'auto' PASS successfullyParsed is true TEST COMPLETE