Include #test_split_invalid_argument to test targets (#4923)

yui-knk · kares · commit a7df465e61e1 · 2017-12-31T12:09:43.000+01:00
Currently `#test_split_invalid_argument` does not fail.
diff --git a/test/mri/excludes/TestString.rb b/test/mri/excludes/TestString.rb
@@ -2,4 +2,3 @@
 exclude :test_casecmp?, "missing 2.4 case-folding logic (#4731)"
 exclude :test_crypt, "does not raise as expected"
 exclude :test_setter, "does not raise as expected"
-exclude :test_split_invalid_argument, "raises NoMethodError: undefined method `respond_to?' for #<BasicObject:0x7ff7a4d7>"
