PASS: stroke from [orange] to [blue] was [#ffe700] at -0.4
PASS: stroke from [orange] to [blue] was [orange] at 0
PASS: stroke from [orange] to [blue] was [#cc8433] at 0.2
PASS: stroke from [orange] to [blue] was [#664299] at 0.6
PASS: stroke from [orange] to [blue] was [blue] at 1
PASS: stroke from [orange] to [blue] was [blue] at 1.5
FAIL: stroke from [orange] to [url(#gradient)] was [none] at 0.2, expected [orange] (parsed as [rgb(255, 165, 0)])
FAIL: stroke from [orange] to [url(#gradient)] was [none] at 0.6, expected [url(#gradient)]