Test ex unit with Ahem font
On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
PASS parseFloat(computedStyleDiv("word-spacing", "1ex")) is within 0.05 of 12.8
PASS parseFloat(computedStyleRect("word-spacing", "1ex")) is within 0.05 of 12.8
PASS successfullyParsed is true
TEST COMPLETE