diff options
Diffstat (limited to 'spec/ruby/core/io')
-rw-r--r-- | spec/ruby/core/io/ungetc_spec.rb | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/spec/ruby/core/io/ungetc_spec.rb b/spec/ruby/core/io/ungetc_spec.rb index 34d4caf745..4be0e3aa8b 100644 --- a/spec/ruby/core/io/ungetc_spec.rb +++ b/spec/ruby/core/io/ungetc_spec.rb @@ -103,10 +103,19 @@ describe "IO#ungetc" do -> { @io.sysread(1) }.should raise_error(IOError) end - it "does not affect the stream and returns nil when passed nil" do - @io.getc.should == ?V - @io.ungetc(nil) - @io.getc.should == ?o + ruby_version_is "0"..."2.8" do + it "does not affect the stream and returns nil when passed nil" do + @io.getc.should == ?V + @io.ungetc(nil) + @io.getc.should == ?o + end + end + + ruby_version_is "2.8" do + it "raises TypeError if passed nil" do + @io.getc.should == ?V + proc{@io.ungetc(nil)}.should raise_error(TypeError) + end end it "puts one or more characters back in the stream" do |