diff options
Diffstat (limited to 'spec/rubyspec/core/env/each_key_spec.rb')
-rw-r--r-- | spec/rubyspec/core/env/each_key_spec.rb | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/spec/rubyspec/core/env/each_key_spec.rb b/spec/rubyspec/core/env/each_key_spec.rb new file mode 100644 index 0000000000..82721cdb96 --- /dev/null +++ b/spec/rubyspec/core/env/each_key_spec.rb @@ -0,0 +1,32 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../../enumerable/shared/enumeratorized', __FILE__) + +describe "ENV.each_key" do + + it "returns each key" do + e = [] + orig = ENV.to_hash + begin + ENV.clear + ENV["1"] = "3" + ENV["2"] = "4" + ENV.each_key { |k| e << k } + e.should include("1") + e.should include("2") + ensure + ENV.replace orig + end + end + + it "returns an Enumerator if called without a block" do + ENV.each_key.should be_an_instance_of(Enumerator) + end + + it "returns keys in the locale encoding" do + ENV.each_key do |key| + key.encoding.should == Encoding.find('locale') + end + end + + it_behaves_like :enumeratorized_with_origin_size, :each_key, ENV +end |