Test that setting and getting grid-template-columns and grid-template-rows works as expected On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". Test getting grid-template-columns and grid-template-rows set through CSS PASS window.getComputedStyle(gridWithFixedElement, '').getPropertyValue('grid-template-columns') is "[first] 10px" PASS window.getComputedStyle(gridWithFixedElement, '').getPropertyValue('grid-template-rows') is "[first] 15px" PASS window.getComputedStyle(gridWithPercentElement, '').getPropertyValue('grid-template-columns') is "53% [last]" PASS window.getComputedStyle(gridWithPercentElement, '').getPropertyValue('grid-template-rows') is "27% [last]" PASS window.getComputedStyle(gridWithAutoElement, '').getPropertyValue('grid-template-columns') is "[first] auto" PASS window.getComputedStyle(gridWithAutoElement, '').getPropertyValue('grid-template-rows') is "auto [last]" PASS window.getComputedStyle(gridWithMinMax, '').getPropertyValue('grid-template-columns') is "[first] minmax(10%, 15px)" PASS window.getComputedStyle(gridWithMinMax, '').getPropertyValue('grid-template-rows') is "minmax(20px, 50%) [last]" PASS window.getComputedStyle(gridWithFixedMultiple, '').getPropertyValue('grid-template-columns') is "[first nav] 10px [last]" PASS window.getComputedStyle(gridWithFixedMultiple, '').getPropertyValue('grid-template-rows') is "[first nav] 15px [last]" PASS window.getComputedStyle(gridWithPercentageSameStringMultipleTimes, '').getPropertyValue('grid-template-columns') is "[first nav] 10% [nav] 15% [last]" PASS window.getComputedStyle(gridWithPercentageSameStringMultipleTimes, '').getPropertyValue('grid-template-rows') is "[first nav2] 25% [nav2] 75% [last]" PASS window.getComputedStyle(gridWithRepeatElement, '').getPropertyValue('grid-template-columns') is "[first] 10px repeat(2, [nav nav2] 50%)" PASS window.getComputedStyle(gridWithRepeatElement, '').getPropertyValue('grid-template-rows') is "100px repeat(2, [nav nav2] 25%) [last]" PASS window.getComputedStyle(gridWithEmptyBrackets, '').getPropertyValue('grid-template-columns') is "10px" PASS window.getComputedStyle(gridWithEmptyBrackets, '').getPropertyValue('grid-template-rows') is "20px 50px" Test getting and setting grid-template-columns and grid-template-rows through JS PASS getComputedStyle(element, '').getPropertyValue('grid-template-columns') is "[first] 18px" PASS element.style.gridTemplateColumns is "[first] 18px" PASS getComputedStyle(element, '').getPropertyValue('grid-template-rows') is "66px [last]" PASS element.style.gridTemplateRows is "66px [last]" PASS getComputedStyle(element, '').getPropertyValue('grid-template-columns') is "[first] 55%" PASS element.style.gridTemplateColumns is "[first] 55%" PASS getComputedStyle(element, '').getPropertyValue('grid-template-rows') is "40% [last]" PASS element.style.gridTemplateRows is "40% [last]" PASS getComputedStyle(element, '').getPropertyValue('grid-template-columns') is "[first] auto" PASS element.style.gridTemplateColumns is "[first] auto" PASS getComputedStyle(element, '').getPropertyValue('grid-template-rows') is "auto [last]" PASS element.style.gridTemplateRows is "auto [last]" PASS getComputedStyle(element, '').getPropertyValue('grid-template-columns') is "[first] min-content" PASS element.style.gridTemplateColumns is "[first] min-content" PASS getComputedStyle(element, '').getPropertyValue('grid-template-rows') is "min-content [last]" PASS element.style.gridTemplateRows is "min-content [last]" PASS getComputedStyle(element, '').getPropertyValue('grid-template-columns') is "[first] max-content" PASS element.style.gridTemplateColumns is "[first] max-content" PASS getComputedStyle(element, '').getPropertyValue('grid-template-rows') is "max-content [last]" PASS element.style.gridTemplateRows is "max-content [last]" PASS getComputedStyle(element, '').getPropertyValue('grid-template-columns') is "[first] minmax(55%, 45px)" PASS element.style.gridTemplateColumns is "[first] minmax(55%, 45px)" PASS getComputedStyle(element, '').getPropertyValue('grid-template-rows') is "minmax(30px, 40%) [last]" PASS element.style.gridTemplateRows is "minmax(30px, 40%) [last]" PASS getComputedStyle(element, '').getPropertyValue('grid-template-columns') is "[first] minmax(220px, max-content)" PASS element.style.gridTemplateColumns is "[first] minmax(22em, max-content)" PASS getComputedStyle(element, '').getPropertyValue('grid-template-rows') is "minmax(max-content, 50px) [last]" PASS element.style.gridTemplateRows is "minmax(max-content, 5em) [last]" PASS getComputedStyle(element, '').getPropertyValue('grid-template-columns') is "[first] minmax(220px, min-content)" PASS element.style.gridTemplateColumns is "[first] minmax(22em, min-content)" PASS getComputedStyle(element, '').getPropertyValue('grid-template-rows') is "minmax(min-content, 50px) [last]" PASS element.style.gridTemplateRows is "minmax(min-content, 5em) [last]" PASS getComputedStyle(element, '').getPropertyValue('grid-template-columns') is "[first] minmax(min-content, max-content)" PASS element.style.gridTemplateColumns is "[first] minmax(min-content, max-content)" PASS getComputedStyle(element, '').getPropertyValue('grid-template-rows') is "minmax(max-content, min-content) [last]" PASS element.style.gridTemplateRows is "minmax(max-content, min-content) [last]" PASS getComputedStyle(element, '').getPropertyValue('grid-template-columns') is "[first nav] minmax(min-content, max-content) [last]" PASS element.style.gridTemplateColumns is "[first nav] minmax(min-content, max-content) [last]" PASS getComputedStyle(element, '').getPropertyValue('grid-template-rows') is "[first nav] minmax(max-content, min-content) [last]" PASS element.style.gridTemplateRows is "[first nav] minmax(max-content, min-content) [last]" PASS getComputedStyle(element, '').getPropertyValue('grid-template-columns') is "[first nav] minmax(min-content, max-content) [nav] auto [last]" PASS element.style.gridTemplateColumns is "[first nav] minmax(min-content, max-content) [nav] auto [last]" PASS getComputedStyle(element, '').getPropertyValue('grid-template-rows') is "[first nav2] minmax(max-content, min-content) [nav2] minmax(10px, 15px) [last]" PASS element.style.gridTemplateRows is "[first nav2] minmax(max-content, min-content) [nav2] minmax(10px, 15px) [last]" PASS getComputedStyle(element, '').getPropertyValue('grid-template-columns') is "[foo bar] auto [foo] auto [bar]" PASS element.style.gridTemplateColumns is "[foo bar] auto [foo] auto [bar]" PASS getComputedStyle(element, '').getPropertyValue('grid-template-rows') is "[foo bar] auto [foo] auto [bar]" PASS element.style.gridTemplateRows is "[foo bar] auto [foo] auto [bar]" Test getting and setting invalid grid-template-columns and grid-template-rows through JS PASS getComputedStyle(element, '').getPropertyValue('grid-template-columns') is "none" PASS getComputedStyle(element, '').getPropertyValue('grid-template-rows') is "none" PASS getComputedStyle(element, '').getPropertyValue('grid-template-columns') is "none" PASS getComputedStyle(element, '').getPropertyValue('grid-template-rows') is "none" PASS successfullyParsed is true TEST COMPLETE