Tests assigning a calculated values to 'flex' CSS property. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS testDiv.style['flex'] is "" testDiv.style['flex'] = 'calc(2 * 3) calc(2 * 3)' PASS testDiv.style['flex'] is "6 6 0%" PASS window.getComputedStyle(testDiv).getPropertyValue('flex') is "6 6 0%" testDiv.style['flex'] = 'calc(2 * 3) calc(2 * 3) calc(10% * 2)' PASS testDiv.style['flex'] is "6 6 calc(20%)" PASS window.getComputedStyle(testDiv).getPropertyValue('flex') is "6 6 20%" testDiv.style['flex'] = 'calc(2 * 3) calc(2 * 3) calc(3 - 3)' PASS testDiv.style['flex'] is "6 6 0px" PASS window.getComputedStyle(testDiv).getPropertyValue('flex') is "6 6 0px" PASS successfullyParsed is true TEST COMPLETE