diff options
Diffstat (limited to 'spec/ruby/core/io/readline_spec.rb')
-rw-r--r-- | spec/ruby/core/io/readline_spec.rb | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/spec/ruby/core/io/readline_spec.rb b/spec/ruby/core/io/readline_spec.rb new file mode 100644 index 0000000000..39706948eb --- /dev/null +++ b/spec/ruby/core/io/readline_spec.rb @@ -0,0 +1,45 @@ +# -*- encoding: utf-8 -*- +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../fixtures/classes', __FILE__) + +describe "IO#readline" do + before :each do + @io = IOSpecs.io_fixture "lines.txt" + end + + after :each do + @io.close unless @io.closed? + end + + it "returns the next line on the stream" do + @io.readline.should == "Voici la ligne une.\n" + @io.readline.should == "Qui รจ la linea due.\n" + end + + it "goes back to first position after a rewind" do + @io.readline.should == "Voici la ligne une.\n" + @io.rewind + @io.readline.should == "Voici la ligne une.\n" + end + + it "returns characters after the position set by #seek" do + @io.seek(1) + @io.readline.should == "oici la ligne une.\n" + end + + it "raises EOFError on end of stream" do + IOSpecs.lines.length.times { @io.readline } + lambda { @io.readline }.should raise_error(EOFError) + end + + it "raises IOError on closed stream" do + lambda { IOSpecs.closed_io.readline }.should raise_error(IOError) + end + + it "assigns the returned line to $_" do + IOSpecs.lines.each do |line| + @io.readline + $_.should == line + end + end +end |