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Diffstat (limited to 'spec/rubyspec/core/struct/struct_spec.rb')
-rw-r--r-- | spec/rubyspec/core/struct/struct_spec.rb | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/spec/rubyspec/core/struct/struct_spec.rb b/spec/rubyspec/core/struct/struct_spec.rb new file mode 100644 index 0000000000..6c1941aed5 --- /dev/null +++ b/spec/rubyspec/core/struct/struct_spec.rb @@ -0,0 +1,43 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../fixtures/classes', __FILE__) + +describe "Struct" do + it "includes Enumerable" do + Struct.include?(Enumerable).should == true + end +end + +describe "Struct anonymous class instance methods" do + it "includes Enumerable" do + StructClasses::Car.include?(Enumerable).should == true + end + + it "reader method should be a synonym for []" do + klass = Struct.new(:clock, :radio) + alarm = klass.new(true) + alarm.clock.should == alarm[:clock] + alarm.radio.should == alarm['radio'] + end + + it "reader method should not interfere with undefined methods" do + car = StructClasses::Car.new('Ford', 'Ranger') + lambda { car.something_weird }.should raise_error(NoMethodError) + end + + it "writer method be a synonym for []=" do + car = StructClasses::Car.new('Ford', 'Ranger') + car.model.should == 'Ranger' + car.model = 'F150' + car.model.should == 'F150' + car[:model].should == 'F150' + car['model'].should == 'F150' + car[1].should == 'F150' + end +end + +describe "Struct subclasses" do + it "can be subclassed" do + compact = Class.new StructClasses::Car + compact.new.class.should == compact + end +end |