1 files changed, 5 insertions, 0 deletions
diff --git a/spec/ruby/command_line/dash_upper_c_spec.rb b/spec/ruby/command_line/dash_upper_c_spec.rb
index c8274b0c2d..761beaadab 100644
--- a/spec/ruby/command_line/dash_upper_c_spec.rb
+++ b/spec/ruby/command_line/dash_upper_c_spec.rb
@@ -11,6 +11,11 @@ describe 'The -C command line option' do
     output.should == @tempdir
   end
 
+  it 'does not need a space after -C for the argument' do
+    output = ruby_exe(@script, options: "-C#{@tempdir}")
+    output.should == @tempdir
+  end
+
   it 'changes the PWD when using -e' do
     output = ruby_exe(nil, options: "-C #{@tempdir} -e 'print Dir.pwd'")
     output.should == @tempdir