test/rake: fix tests under test-all
test/rake/test_rake_application.rb (test_display_exception_details): RbConfig::CONFIG["prefix"] can be the root directory, under test-all.
RbConfig::CONFIG["prefix"]
test/rake/test_rake_test_task.rb (test_run_code_rake_default_gem): -I may be inserted, under test-all.
-I
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46890 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
test/rake: fix tests under test-all
test/rake/test_rake_application.rb (test_display_exception_details):
RbConfig::CONFIG["prefix"]can be the root directory, undertest-all.
test/rake/test_rake_test_task.rb (test_run_code_rake_default_gem):
-Imay be inserted, under test-all.git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46890 b2dd03c8-39d4-4d8f-98ff-823fe69b080e