Update to ruby/spec@b6b7752

2 files changed, 8 insertions, 0 deletions

diff --git a/spec/ruby/core/io/ungetbyte_spec.rb b/spec/ruby/core/io/ungetbyte_spec.rb
index 1971dee534..9d189f8abb 100644
--- a/spec/ruby/core/io/ungetbyte_spec.rb
+++ b/spec/ruby/core/io/ungetbyte_spec.rb
@@ -66,6 +66,10 @@ describe "IO#ungetbyte" do
     end
   end
 
+  it "raises IOError on stream not opened for reading" do
+    -> { STDOUT.ungetbyte(42) }.should raise_error(IOError, "not opened for reading")
+  end
+
   it "raises an IOError if the IO is closed" do
     @io.close
     -> { @io.ungetbyte(42) }.should raise_error(IOError)
diff --git a/spec/ruby/core/io/ungetc_spec.rb b/spec/ruby/core/io/ungetc_spec.rb
index 85c15b5a71..dc31c3743a 100644
--- a/spec/ruby/core/io/ungetc_spec.rb
+++ b/spec/ruby/core/io/ungetc_spec.rb
@@ -136,6 +136,10 @@ describe "IO#ungetc" do
     @io.ungetc(100).should be_nil
   end
 
+  it "raises IOError on stream not opened for reading" do
+    -> { STDOUT.ungetc(100) }.should raise_error(IOError, "not opened for reading")
+  end
+
   it "raises IOError on closed stream" do
     @io.getc
     @io.close