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author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-05-07 12:04:49 +0000 |
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committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-05-07 12:04:49 +0000 |
commit | a3736e97a6ca517c2cd7d3d93a8f2ef86e39e5b5 (patch) | |
tree | 9eef7f720314ebaff56845a74e203770e62284e4 /spec/rubyspec/core/struct/element_reference_spec.rb | |
parent | 52df1d0d3370919711c0577aaa42d1a864709885 (diff) | |
download | ruby-a3736e97a6ca517c2cd7d3d93a8f2ef86e39e5b5.tar.gz |
Add in-tree mspec and ruby/spec
* For easier modifications of ruby/spec by MRI developers.
* .gitignore: track changes under spec.
* spec/mspec, spec/rubyspec: add in-tree mspec and ruby/spec.
These files can therefore be updated like any other file in MRI.
Instructions are provided in spec/README.
[Feature #13156] [ruby-core:79246]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'spec/rubyspec/core/struct/element_reference_spec.rb')
-rw-r--r-- | spec/rubyspec/core/struct/element_reference_spec.rb | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/spec/rubyspec/core/struct/element_reference_spec.rb b/spec/rubyspec/core/struct/element_reference_spec.rb new file mode 100644 index 0000000000..dc51fbfff1 --- /dev/null +++ b/spec/rubyspec/core/struct/element_reference_spec.rb @@ -0,0 +1,52 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../fixtures/classes', __FILE__) + +describe "Struct[]" do + it "is a synonym for new" do + StructClasses::Ruby['2.0', 'i686'].should be_kind_of(StructClasses::Ruby) + end +end + +describe "Struct#[]" do + it "returns the attribute referenced" do + car = StructClasses::Car.new('Ford', 'Ranger', 1983) + car['make'].should == 'Ford' + car['model'].should == 'Ranger' + car['year'].should == 1983 + car[:make].should == 'Ford' + car[:model].should == 'Ranger' + car[:year].should == 1983 + car[0].should == 'Ford' + car[1].should == 'Ranger' + car[2].should == 1983 + car[-3].should == 'Ford' + car[-2].should == 'Ranger' + car[-1].should == 1983 + end + + it "fails when it does not know about the requested attribute" do + car = StructClasses::Car.new('Ford', 'Ranger') + lambda { car[3] }.should raise_error(IndexError) + lambda { car[-4] }.should raise_error(IndexError) + lambda { car[:body] }.should raise_error(NameError) + lambda { car['wheels'] }.should raise_error(NameError) + end + + it "fails if passed too many arguments" do + car = StructClasses::Car.new('Ford', 'Ranger') + lambda { car[:make, :model] }.should raise_error(ArgumentError) + end + + it "fails if not passed a string, symbol, or integer" do + car = StructClasses::Car.new('Ford', 'Ranger') + lambda { car[Object.new] }.should raise_error(TypeError) + end + + it "returns attribute names that contain hyphens" do + klass = Struct.new(:'current-state') + tuple = klass.new(0) + tuple['current-state'].should == 0 + tuple[:'current-state'].should == 0 + tuple[0].should == 0 + end +end |