gistfile1.sass

// No error thrown here
$foo-spacing: 1px;

// Setting any value results in:
// ChunkyPNG::OutOfBounds on line 233 of /Library/Ruby/Gems/1.8/gems/chunky_png-0.10.4/lib/chunky_png/canvas/operations.rb: Background image width is too small!
$foo-position: 1px;

// Test case has two sprites @ 38x38 each
@import "foo/*.png";