diff options
Diffstat (limited to 'spec/ruby/core/enumerator/rewind_spec.rb')
-rw-r--r-- | spec/ruby/core/enumerator/rewind_spec.rb | 36 |
1 files changed, 34 insertions, 2 deletions
diff --git a/spec/ruby/core/enumerator/rewind_spec.rb b/spec/ruby/core/enumerator/rewind_spec.rb index e846f63c49..2a83b7c6ee 100644 --- a/spec/ruby/core/enumerator/rewind_spec.rb +++ b/spec/ruby/core/enumerator/rewind_spec.rb @@ -1,9 +1,41 @@ require_relative '../../spec_helper' -require_relative '../../shared/enumerator/rewind' require_relative 'fixtures/common' describe "Enumerator#rewind" do - it_behaves_like :enum_rewind, :rewind + before :each do + @enum = 1.upto(3) + end + + it "resets the enumerator to its initial state" do + @enum.next.should == 1 + @enum.next.should == 2 + @enum.rewind + @enum.next.should == 1 + end + + it "returns self" do + @enum.rewind.should == @enum + end + + it "has no effect on a new enumerator" do + @enum.rewind + @enum.next.should == 1 + end + + it "has no effect if called multiple, consecutive times" do + @enum.next.should == 1 + @enum.rewind + @enum.rewind + @enum.next.should == 1 + end + + it "works with peek to reset the position" do + @enum.next + @enum.next + @enum.rewind + @enum.next + @enum.peek.should == 2 + end it "calls the enclosed object's rewind method if one exists" do obj = mock('rewinder') |