diff options
Diffstat (limited to 'spec/ruby/core/env/key_spec.rb')
-rw-r--r-- | spec/ruby/core/env/key_spec.rb | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/spec/ruby/core/env/key_spec.rb b/spec/ruby/core/env/key_spec.rb index 82cfbefa39..cf70286409 100644 --- a/spec/ruby/core/env/key_spec.rb +++ b/spec/ruby/core/env/key_spec.rb @@ -1,11 +1,39 @@ require_relative '../../spec_helper' require_relative 'shared/include' -require_relative 'shared/key' describe "ENV.key?" do it_behaves_like :env_include, :key? end describe "ENV.key" do - it_behaves_like :env_key, :key + before :each do + @saved_foo = ENV["foo"] + end + + after :each do + ENV["foo"] = @saved_foo + end + + it "returns the index associated with the passed value" do + ENV["foo"] = "bar" + ENV.key("bar").should == "foo" + end + + it "returns nil if the passed value is not found" do + ENV.delete("foo") + ENV.key("foo").should be_nil + end + + it "coerces the key element with #to_str" do + ENV["foo"] = "bar" + k = mock('key') + k.should_receive(:to_str).and_return("bar") + ENV.key(k).should == "foo" + end + + it "raises TypeError if the argument is not a String and does not respond to #to_str" do + -> { + ENV.key(Object.new) + }.should raise_error(TypeError, "no implicit conversion of Object into String") + end end |