[bug#32870] [PATCH 4/6] gnu: ruby-sass-spec: Fix spec expectation.

[Christopher Baines]

This fixes building ruby-sass with Ruby 2.5.

* gnu/packages/ruby.scm (ruby-sass-spec)[arguments]: Add patch-test phase to
fix the expectation of one of the tests.
---
 gnu/packages/ruby.scm | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/ruby.scm b/gnu/packages/ruby.scm
index c039df1559..a7dd82cf02 100644
--- a/gnu/packages/ruby.scm
+++ b/gnu/packages/ruby.scm
@@ -5457,7 +5457,14 @@ strings or files.")
        ("ruby-terminfo" ,ruby-terminfo)))
     (arguments
      ;; No Rakefile
-     `(#:tests? #f))
+     `(#:tests? #f
+       #:phases
+       (modify-phases %standard-phases
+         (add-after 'unpack 'patch-test
+           (lambda _
+             (delete-file "spec/values/colors/alpha_hex-3.5/error")
+             (substitute* 
"spec/values/colors/alpha_hex-3.5/expected_output.css"
+               (("string") "color")))))))
     (home-page "https://github.com/sass/sass-spec";)
     (synopsis "Test suite for Sass")
     (description "Sass Spec is a test suite for Sass.  Test cases are all in
-- 
2.18.0