diff options
Diffstat (limited to 'spec/ruby/core/kernel/instance_variable_get_spec.rb')
| -rw-r--r-- | spec/ruby/core/kernel/instance_variable_get_spec.rb | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/spec/ruby/core/kernel/instance_variable_get_spec.rb b/spec/ruby/core/kernel/instance_variable_get_spec.rb index bb6f03d3bf..f1d2a45df8 100644 --- a/spec/ruby/core/kernel/instance_variable_get_spec.rb +++ b/spec/ruby/core/kernel/instance_variable_get_spec.rb @@ -67,6 +67,12 @@ describe "Kernel#instance_variable_get when passed Symbol" do it "raises a NameError when the passed Symbol is an invalid instance variable name" do -> { @obj.instance_variable_get(:"@0") }.should raise_error(NameError) end + + it "returns nil or raises for frozen objects" do + nil.instance_variable_get(:@foo).should == nil + -> { nil.instance_variable_get(:foo) }.should raise_error(NameError) + :foo.instance_variable_get(:@foo).should == nil + end end describe "Kernel#instance_variable_get when passed String" do |