* string.c: Added UTF-16BE/LE and UTF-32BE/LE to supported encodings

  for Unicode case mapping.
* test/ruby/enc/test_case_comprehensive.rb: Tests for above
  functionality; fixed an encoding issue in assertion error message.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55296 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 5 insertions, 1 deletions

diff --git a/test/ruby/enc/test_case_comprehensive.rb b/test/ruby/enc/test_case_comprehensive.rb
index 3c15084cfb..445d355ef9 100644
--- a/test/ruby/enc/test_case_comprehensive.rb
+++ b/test/ruby/enc/test_case_comprehensive.rb
@@ -119,7 +119,7 @@ class TestComprehensiveCaseFold < Test::Unit::TestCase
             target = test.first_data[code].encode(encoding) + test.follow_data[code].encode(encoding) * 4
             result = source.send(test.method_name, *test.attributes)
             assert_equal target, result,
-              "from #{source} (#{source.dump}) expected #{target.dump} but was #{result.dump}"
+              "from #{code*5} (#{source.dump}) expected #{target.dump} but was #{result.dump}"
           rescue Encoding::UndefinedConversionError
           end
         end
@@ -139,4 +139,8 @@ class TestComprehensiveCaseFold < Test::Unit::TestCase
   generate_casefold_tests 'US-ASCII'
   generate_casefold_tests 'ASCII-8BIT'
   generate_casefold_tests 'UTF-8'
+  generate_casefold_tests 'UTF-16BE'
+  generate_casefold_tests 'UTF-16LE'
+  generate_casefold_tests 'UTF-32BE'
+  generate_casefold_tests 'UTF-32LE'
 end