This tests that the width of textareas and inputs is correctly calculated based on the metrics of the SVG font.

On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".

PASS successfullyParsed is true

TEST COMPLETE

Textarea offsetWidth: 137
Input offsetWidth: 146
