diff options
Diffstat (limited to 'spec/rubyspec/core/env/update_spec.rb')
-rw-r--r-- | spec/rubyspec/core/env/update_spec.rb | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/spec/rubyspec/core/env/update_spec.rb b/spec/rubyspec/core/env/update_spec.rb new file mode 100644 index 0000000000..7ebfbb313d --- /dev/null +++ b/spec/rubyspec/core/env/update_spec.rb @@ -0,0 +1,25 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "ENV.update" do + + it "adds the parameter hash to ENV" do + ENV["foo"].should == nil + ENV.update "foo" => "bar" + ENV["foo"].should == "bar" + ENV.delete "foo" + end + + it "yields key, the old value and the new value when replacing entries" do + ENV.update "foo" => "bar" + ENV["foo"].should == "bar" + ENV.update("foo" => "boo") do |key, old, new| + key.should == "foo" + old.should == "bar" + new.should == "boo" + "rab" + end + ENV["foo"].should == "rab" + ENV.delete "foo" + end + +end |