diff options
Diffstat (limited to 'spec/ruby/core/argf/shared/each_codepoint.rb')
-rw-r--r-- | spec/ruby/core/argf/shared/each_codepoint.rb | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/spec/ruby/core/argf/shared/each_codepoint.rb b/spec/ruby/core/argf/shared/each_codepoint.rb new file mode 100644 index 0000000000..e2a2dfff46 --- /dev/null +++ b/spec/ruby/core/argf/shared/each_codepoint.rb @@ -0,0 +1,58 @@ +describe :argf_each_codepoint, shared: true do + before :each do + file1_name = fixture __FILE__, "file1.txt" + file2_name = fixture __FILE__, "file2.txt" + @filenames = [file1_name, file2_name] + + @codepoints = File.read(file1_name).codepoints + @codepoints.concat File.read(file2_name).codepoints + end + + it "is a public method" do + argf @filenames do + @argf.public_methods(false).should include(@method) + end + end + + it "does not require arguments" do + argf @filenames do + @argf.method(@method).arity.should == 0 + end + end + + it "returns self when passed a block" do + argf @filenames do + @argf.send(@method) {}.should equal(@argf) + end + end + + it "returns an Enumerator when passed no block" do + argf @filenames do + @argf.send(@method).should be_an_instance_of(Enumerator) + end + end + + it "yields each codepoint of all streams" do + argf @filenames do + @argf.send(@method).to_a.should == @codepoints + end + end + + describe "when no block is given" do + it "returns an Enumerator" do + argf @filenames do + @argf.send(@method).should be_an_instance_of(Enumerator) + end + end + + describe "returned Enumerator" do + describe "size" do + it "should return nil" do + argf @filenames do + @argf.send(@method).size.should == nil + end + end + end + end + end +end |