add tests for CSS native filter functions #35
Merged
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Add tests to verify that attempts to use native CSS filter functions,
like
grayscale(20%)
, are properly passed through to CSS unchanged,rather than interpreted as the Sass function
grayscale
that operateson colors.
Fixes compatibility with Ruby Sass.
Original issue reported in sass/libsass#151. These tests pass with
sass/libsass#467.