1 Test that line-height in font shorthands cascades correctly.
3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
6 PASS lineHeight(system_font_1) is '100px'
7 PASS lineHeight(system_font_2) is 'normal'
8 PASS lineHeight(shorthand_normal_1) is '100px'
9 PASS lineHeight(shorthand_normal_2) is 'normal'
10 PASS lineHeight(shorthand_line_height_1) is '100px'
11 PASS lineHeight(shorthand_line_height_2) is '200px'
12 PASS successfullyParsed is true