diff options
Diffstat (limited to 'spec/rubyspec/core/argf/pos_spec.rb')
-rw-r--r-- | spec/rubyspec/core/argf/pos_spec.rb | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/spec/rubyspec/core/argf/pos_spec.rb b/spec/rubyspec/core/argf/pos_spec.rb new file mode 100644 index 0000000000..b6e5c3a254 --- /dev/null +++ b/spec/rubyspec/core/argf/pos_spec.rb @@ -0,0 +1,38 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../shared/pos', __FILE__) + +describe "ARGF.pos" do + it_behaves_like :argf_pos, :pos +end + +describe "ARGF.pos=" do + before :each do + @file1_name = fixture __FILE__, "file1.txt" + @file2_name = fixture __FILE__, "file2.txt" + + @file1 = File.readlines @file1_name + @file2 = File.readlines @file2_name + end + + # NOTE: this test assumes that fixtures files have two lines each + it "sets the correct position in files" do + argf [@file1_name, @file2_name] do + @argf.pos = @file1.first.size + @argf.gets.should == @file1.last + @argf.pos = 0 + @argf.gets.should == @file1.first + + # finish reading file1 + @argf.gets + + @argf.gets + @argf.pos = 1 + @argf.gets.should == @file2.first[1..-1] + + @argf.pos = @file2.first.size + @file2.last.size - 1 + @argf.gets.should == @file2.last[-1,1] + @argf.pos = 1000 + @argf.read.should == "" + end + end +end |