Update to ruby/spec@e7dc804

1 files changed, 11 insertions, 0 deletions

diff --git a/spec/ruby/core/file/open_spec.rb b/spec/ruby/core/file/open_spec.rb
index 1729780570..0c6d6cd19c 100644
--- a/spec/ruby/core/file/open_spec.rb
+++ b/spec/ruby/core/file/open_spec.rb
@@ -565,6 +565,17 @@ describe "File.open" do
     File.open(@file, 'wb+') {|f| f.external_encoding.should == Encoding::BINARY}
   end
 
+  ruby_version_is "3.0" do
+    it "accepts options as a keyword argument" do
+      @fh = File.open(@file, 'w', 0755, flags: File::CREAT)
+      @fh.should be_an_instance_of(File)
+
+      -> {
+        File.open(@file, 'w', 0755, {flags: File::CREAT})
+      }.should raise_error(ArgumentError, "wrong number of arguments (given 4, expected 1..3)")
+    end
+  end
+
   it "uses the second argument as an options Hash" do
     @fh = File.open(@file, mode: "r")
     @fh.should be_an_instance_of(File)