modifying Ability to use symbol for subject instead of class, also adding subject aliases
This commit is contained in:
Ryan Bates
+236
-301
@@ -6,341 +6,255 @@ describe CanCan::Ability do
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@ability.extend(CanCan::Ability)
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end
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it "should be able to :read anything" do
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@ability.can :read, :all
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@ability.can?(:read, String).should be_true
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@ability.can?(:read, 123).should be_true
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# Basic Action & Subject
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it "allows access to only what is defined" do
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@ability.can?(:paint, :fences).should be_false
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@ability.can :paint, :fences
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@ability.can?(:paint, :fences).should be_true
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@ability.can?(:wax, :fences).should be_false
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@ability.can?(:paint, :cars).should be_false
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end
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it "should not have permission to do something it doesn't know about" do
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@ability.can?(:foodfight, String).should be_false
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it "allows access to everything when :access, :all is used" do
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@ability.can?(:paint, :fences).should be_false
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@ability.can :access, :all
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@ability.can?(:paint, :fences).should be_true
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@ability.can?(:wax, :fences).should be_true
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@ability.can?(:paint, :cars).should be_true
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end
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it "should pass true to `can?` when non false/nil is returned in block" do
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@ability.can :read, :all
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@ability.can :read, Symbol do |sym|
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"foo" # TODO test that sym is nil when no instance is passed
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end
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@ability.can?(:read, :some_symbol).should == true
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it "allows access to multiple actions and subjects" do
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@ability.can [:paint, :sand], [:fences, :decks]
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@ability.can?(:paint, :fences).should be_true
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@ability.can?(:sand, :fences).should be_true
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@ability.can?(:paint, :decks).should be_true
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@ability.can?(:sand, :decks).should be_true
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@ability.can?(:wax, :fences).should be_false
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@ability.can?(:paint, :cars).should be_false
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end
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it "should pass nil to a block when no instance is passed" do
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@ability.can :read, Symbol do |sym|
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sym.should be_nil
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true
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end
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@ability.can?(:read, Symbol).should be_true
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# Aliases
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it "has default index, show, new, update, delete aliases" do
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@ability.can :read, :projects
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@ability.can?(:index, :projects).should be_true
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@ability.can?(:show, :projects).should be_true
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@ability.can :create, :projects
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@ability.can?(:new, :projects).should be_true
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@ability.can :update, :projects
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@ability.can?(:edit, :projects).should be_true
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@ability.can :destroy, :projects
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@ability.can?(:delete, :projects).should be_true
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end
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it "should pass to previous rule, if block returns false or nil" do
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@ability.can :read, Symbol
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@ability.can :read, Integer do |i|
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i < 5
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end
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@ability.can :read, Integer do |i|
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i > 10
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end
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@ability.can?(:read, Symbol).should be_true
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@ability.can?(:read, 11).should be_true
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@ability.can?(:read, 1).should be_true
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@ability.can?(:read, 6).should be_false
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end
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it "should not pass class with object if :all objects are accepted" do
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@ability.can :preview, :all do |object|
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object.should == 123
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@block_called = true
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end
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@ability.can?(:preview, 123)
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@block_called.should be_true
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end
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it "should not call block when only class is passed, only return true" do
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@block_called = false
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@ability.can :preview, :all do |object|
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@block_called = true
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end
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@ability.can?(:preview, Hash).should be_true
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@block_called.should be_false
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end
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it "should pass only object for global manage actions" do
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@ability.can :manage, String do |object|
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object.should == "foo"
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@block_called = true
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end
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@ability.can?(:stuff, "foo").should
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@block_called.should be_true
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end
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it "should alias update or destroy actions to modify action" do
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it "follows deep action aliases" do
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@ability.alias_action :update, :destroy, :to => :modify
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@ability.can :modify, :all
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@ability.can?(:update, 123).should be_true
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@ability.can?(:destroy, 123).should be_true
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@ability.can :modify, :projects
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@ability.can?(:update, :projects).should be_true
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@ability.can?(:destroy, :projects).should be_true
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@ability.can?(:edit, :projects).should be_true
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end
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it "should allow deeply nested aliased actions" do
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@ability.alias_action :increment, :to => :sort
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@ability.alias_action :sort, :to => :modify
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@ability.can :modify, :all
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@ability.can?(:increment, 123).should be_true
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end
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it "should always call block with arguments when passing no arguments to can" do
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@ability.can do |action, object_class, object|
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action.should == :foo
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object_class.should == 123.class
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object.should == 123
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@block_called = true
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end
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@ability.can?(:foo, 123)
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@block_called.should be_true
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end
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it "should pass nil to object when comparing class with can check" do
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@ability.can do |action, object_class, object|
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action.should == :foo
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object_class.should == Hash
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object.should be_nil
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@block_called = true
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end
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@ability.can?(:foo, Hash)
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@block_called.should be_true
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end
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it "should automatically alias index and show into read calls" do
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@ability.can :read, :all
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@ability.can?(:index, 123).should be_true
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@ability.can?(:show, 123).should be_true
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end
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it "should automatically alias new and edit into create and update respectively" do
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@ability.can :create, :all
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@ability.can :update, :all
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@ability.can?(:new, 123).should be_true
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@ability.can?(:edit, 123).should be_true
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end
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it "should not respond to prepare (now using initialize)" do
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@ability.should_not respond_to(:prepare)
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end
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it "should offer cannot? method which is simply invert of can?" do
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@ability.cannot?(:tie, String).should be_true
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end
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it "should be able to specify multiple actions and match any" do
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@ability.can [:read, :update], :all
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@ability.can?(:read, 123).should be_true
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@ability.can?(:update, 123).should be_true
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@ability.can?(:count, 123).should be_false
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end
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it "should be able to specify multiple classes and match any" do
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@ability.can :update, [String, Range]
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@ability.can?(:update, "foo").should be_true
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@ability.can?(:update, 1..3).should be_true
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@ability.can?(:update, 123).should be_false
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end
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it "should support custom objects in the rule" do
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@ability.can :read, :stats
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@ability.can?(:read, :stats).should be_true
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@ability.can?(:update, :stats).should be_false
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@ability.can?(:read, :nonstats).should be_false
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end
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it "should check ancestors of class" do
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@ability.can :read, Numeric
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@ability.can?(:read, Integer).should be_true
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@ability.can?(:read, 1.23).should be_true
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@ability.can?(:read, "foo").should be_false
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end
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it "should support 'cannot' method to define what user cannot do" do
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@ability.can :read, :all
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@ability.cannot :read, Integer
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@ability.can?(:read, "foo").should be_true
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@ability.can?(:read, 123).should be_false
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end
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it "should pass to previous rule, if block returns false or nil" do
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@ability.can :read, :all
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@ability.cannot :read, Integer do |int|
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int > 10 ? nil : ( int > 5 )
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end
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@ability.can?(:read, "foo").should be_true
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@ability.can?(:read, 3).should be_true
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@ability.can?(:read, 8).should be_false
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@ability.can?(:read, 123).should be_true
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end
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it "should always return `false` for single cannot definition" do
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@ability.cannot :read, Integer do |int|
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int > 10 ? nil : ( int > 5 )
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end
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@ability.can?(:read, "foo").should be_false
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@ability.can?(:read, 3).should be_false
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@ability.can?(:read, 8).should be_false
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@ability.can?(:read, 123).should be_false
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end
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it "should pass to previous cannot definition, if block returns false or nil" do
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@ability.cannot :read, :all
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@ability.can :read, Integer do |int|
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int > 10 ? nil : ( int > 5 )
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end
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@ability.can?(:read, "foo").should be_false
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@ability.can?(:read, 3).should be_false
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@ability.can?(:read, 10).should be_true
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@ability.can?(:read, 123).should be_false
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end
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it "should append aliased actions" do
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it "adds up action aliases" do
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@ability.alias_action :update, :to => :modify
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@ability.alias_action :destroy, :to => :modify
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@ability.aliased_actions[:modify].should == [:update, :destroy]
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@ability.can :modify, :projects
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@ability.can?(:update, :projects).should be_true
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@ability.can?(:destroy, :projects).should be_true
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end
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it "should clear aliased actions" do
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@ability.alias_action :update, :to => :modify
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@ability.clear_aliased_actions
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@ability.aliased_actions[:modify].should be_nil
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it "follows deep subject aliases" do
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@ability.alias_subject :mammals, :to => :animals
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@ability.alias_subject :cats, :to => :mammals
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@ability.can :pet, :animals
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@ability.can?(:pet, :mammals).should be_true
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end
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it "should pass additional arguments to block from can?" do
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@ability.can :read, Integer do |int, x|
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int > x
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end
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@ability.can?(:read, 2, 1).should be_true
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@ability.can?(:read, 2, 3).should be_false
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it "clears current and default aliases" do
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@ability.alias_action :update, :destroy, :to => :modify
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@ability.clear_aliases
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@ability.can :modify, :projects
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@ability.can?(:update, :projects).should be_false
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@ability.can :read, :projects
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@ability.can?(:show, :projects).should be_false
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end
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it "should use conditions as third parameter and determine abilities from it" do
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@ability.can :read, Range, :begin => 1, :end => 3
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# Hash Conditions
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it "maps object to pluralized subject name" do
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@ability.can :read, :ranges
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@ability.can?(:read, :ranges).should be_true
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@ability.can?(:read, 1..3).should be_true
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@ability.can?(:read, 1..4).should be_false
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@ability.can?(:read, Range).should be_true
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@ability.can?(:read, 123).should be_false
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end
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it "should allow an array of options in conditions hash" do
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@ability.can :read, Range, :begin => [1, 3, 5]
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it "checks conditions hash on instances only" do
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@ability.can :read, :ranges, :begin => 1
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@ability.can?(:read, :ranges).should be_true
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@ability.can?(:read, 1..3).should be_true
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@ability.can?(:read, 2..4).should be_false
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end
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it "checks conditions on both rules and matches either one" do
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@ability.can :read, :ranges, :begin => 1
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@ability.can :read, :ranges, :begin => 2
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@ability.can?(:read, 1..3).should be_true
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@ability.can?(:read, 2..4).should be_true
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@ability.can?(:read, 3..5).should be_false
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end
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it "checks an array of options in conditions hash" do
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@ability.can :read, :ranges, :begin => [1, 3, 5]
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@ability.can?(:read, 1..3).should be_true
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@ability.can?(:read, 2..4).should be_false
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@ability.can?(:read, 3..5).should be_true
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end
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it "should allow a range of options in conditions hash" do
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@ability.can :read, Range, :begin => 1..3
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it "checks a range of options in conditions hash" do
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@ability.can :read, :ranges, :begin => 1..3
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@ability.can?(:read, 1..10).should be_true
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@ability.can?(:read, 3..30).should be_true
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@ability.can?(:read, 4..40).should be_false
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end
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it "should allow nested hashes in conditions hash" do
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@ability.can :read, Range, :begin => { :to_i => 5 }
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it "checks nested conditions hash" do
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@ability.can :read, :ranges, :begin => { :to_i => 5 }
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@ability.can?(:read, 5..7).should be_true
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@ability.can?(:read, 6..8).should be_false
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end
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it "should match any element passed in to nesting if it's an array (for has_many associations)" do
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@ability.can :read, Range, :to_a => { :to_i => 3 }
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it "matches any element passed in to nesting if it's an array (for has_many associations)" do
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@ability.can :read, :ranges, :to_a => { :to_i => 3 }
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@ability.can?(:read, 1..5).should be_true
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@ability.can?(:read, 4..6).should be_false
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end
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it "should not stop at cannot definition when comparing class" do
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@ability.can :read, Range
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@ability.cannot :read, Range, :begin => 1
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@ability.can?(:read, 2..5).should be_true
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@ability.can?(:read, 1..5).should be_false
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@ability.can?(:read, Range).should be_true
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end
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it "should stop at cannot definition when no hash is present" do
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@ability.can :read, :all
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@ability.cannot :read, Range
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@ability.can?(:read, 1..5).should be_false
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@ability.can?(:read, Range).should be_false
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end
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# Block Conditions
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it "should allow to check ability for Module" do
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module B; end
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class A; include B; end
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@ability.can :read, B
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@ability.can?(:read, A).should be_true
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@ability.can?(:read, A.new).should be_true
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end
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it "should pass nil to a block for ability on Module when no instance is passed" do
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module B; end
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class A; include B; end
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@ability.can :read, B do |sym|
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sym.should be_nil
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true
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it "executes block passing object only when instance is used" do
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@ability.can :read, :ranges do |range|
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range.begin == 5
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end
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@ability.can?(:read, B).should be_true
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@ability.can?(:read, A).should be_true
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@ability.can?(:read, :ranges).should be_true
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@ability.can?(:read, 5..7).should be_true
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@ability.can?(:read, 6..8).should be_false
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end
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it "passing a hash of subjects should check permissions through association" do
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@ability.can :read, Range, :string => {:length => 3}
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@ability.can?(:read, "foo" => Range).should be_true
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@ability.can?(:read, "foobar" => Range).should be_false
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@ability.can?(:read, 123 => Range).should be_true
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it "returns true when other object is returned in block" do
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@ability.can :read, :ranges do |range|
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"foo"
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end
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@ability.can?(:read, 5..7).should be_true
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end
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it "should allow to check ability on Hash-like object" do
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it "passes to previous rule when block returns false" do
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@ability.can :read, :fixnums do |i|
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i < 5
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end
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@ability.can :read, :fixnums do |i|
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i > 10
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end
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@ability.can?(:read, 11).should be_true
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@ability.can?(:read, 1).should be_true
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@ability.can?(:read, 6).should be_false
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end
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it "calls block passing arguments when no arguments are given to can" do
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@ability.can do |action, subject, object|
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action.should == :read
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subject.should == :ranges
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object.should == (2..4)
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@block_called = true
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end
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@ability.can?(:read, 2..4)
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@block_called.should be_true
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end
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it "should raise an error when attempting to use a block with a hash condition since it's not likely what they want" do
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lambda {
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@ability.can :read, :ranges, :published => true do
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false
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end
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}.should raise_error(CanCan::Error, "You are not able to supply a block with a hash of conditions in read ranges ability. Use either one.")
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end
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# Cannot
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it "offers cannot? method which inverts can?" do
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@ability.cannot?(:wax, :cars).should be_true
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end
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it "supports 'cannot' method to define what user cannot do" do
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@ability.can :read, :all
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@ability.cannot :read, :ranges
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@ability.can?(:read, :books).should be_true
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@ability.can?(:read, 1..3).should be_false
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@ability.can?(:read, :ranges).should be_false
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end
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it "passes to previous rule if cannot check returns false" do
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@ability.can :read, :all
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@ability.cannot :read, :ranges, :begin => 3
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@ability.cannot :read, :ranges do |range|
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range.begin == 5
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end
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@ability.can?(:read, :books).should be_true
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@ability.can?(:read, 2..4).should be_true
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@ability.can?(:read, 3..7).should be_false
|
||||
@ability.can?(:read, 5..9).should be_false
|
||||
end
|
||||
|
||||
|
||||
# Hash Association
|
||||
|
||||
it "checks permission through association when hash is passed as subject" do
|
||||
@ability.can :read, :books, :range => {:begin => 3}
|
||||
@ability.can?(:read, (1..4) => :books).should be_false
|
||||
@ability.can?(:read, (3..5) => :books).should be_true
|
||||
@ability.can?(:read, 123 => :books).should be_true
|
||||
end
|
||||
|
||||
it "checks ability on hash subclass" do
|
||||
class Container < Hash; end
|
||||
@ability.can :read, Container
|
||||
@ability.can :read, :containers
|
||||
@ability.can?(:read, Container.new).should be_true
|
||||
end
|
||||
|
||||
it "should have initial attributes based on hash conditions of 'new' action" do
|
||||
@ability.can :manage, Range, :foo => "foo", :hash => {:skip => "hashes"}
|
||||
@ability.can :create, Range, :bar => 123, :array => %w[skip arrays]
|
||||
@ability.can :new, Range, :baz => "baz", :range => 1..3
|
||||
@ability.cannot :new, Range, :ignore => "me"
|
||||
@ability.attributes_for(:new, Range).should == {:foo => "foo", :bar => 123, :baz => "baz"}
|
||||
|
||||
# Initial Attributes
|
||||
|
||||
it "has initial attributes based on hash conditions for a given action" do
|
||||
@ability.can :access, :ranges, :foo => "foo", :hash => {:skip => "hashes"}
|
||||
@ability.can :create, :ranges, :bar => 123, :array => %w[skip arrays]
|
||||
@ability.can :new, :ranges, :baz => "baz", :range => 1..3
|
||||
@ability.cannot :new, :ranges, :ignore => "me"
|
||||
@ability.attributes_for(:new, :ranges).should == {:foo => "foo", :bar => 123, :baz => "baz"}
|
||||
end
|
||||
|
||||
it "should raise access denied exception if ability us unauthorized to perform a certain action" do
|
||||
|
||||
# Unauthorized Exception
|
||||
|
||||
it "raises CanCan::AccessDenied when calling authorize! on unauthorized action" do
|
||||
begin
|
||||
@ability.authorize! :read, :foo, 1, 2, 3, :message => "Access denied!"
|
||||
@ability.authorize! :read, :books, :message => "Access denied!"
|
||||
rescue CanCan::AccessDenied => e
|
||||
e.message.should == "Access denied!"
|
||||
e.action.should == :read
|
||||
e.subject.should == :foo
|
||||
e.subject.should == :books
|
||||
else
|
||||
fail "Expected CanCan::AccessDenied exception to be raised"
|
||||
end
|
||||
end
|
||||
|
||||
it "should not raise access denied exception if ability is authorized to perform an action" do
|
||||
@ability.can :read, :foo
|
||||
lambda { @ability.authorize!(:read, :foo) }.should_not raise_error
|
||||
end
|
||||
|
||||
it "should know when block is used in conditions" do
|
||||
@ability.can :read, :foo
|
||||
@ability.should_not have_block(:read, :foo)
|
||||
@ability.can :read, :foo do |foo|
|
||||
false
|
||||
end
|
||||
@ability.should have_block(:read, :foo)
|
||||
end
|
||||
|
||||
it "should know when raw sql is used in conditions" do
|
||||
@ability.can :read, :foo
|
||||
@ability.should_not have_raw_sql(:read, :foo)
|
||||
@ability.can :read, :foo, 'false'
|
||||
@ability.should have_raw_sql(:read, :foo)
|
||||
end
|
||||
|
||||
it "should raise access denied exception with default message if not specified" do
|
||||
begin
|
||||
@ability.authorize! :read, :foo
|
||||
@ability.authorize! :read, :books
|
||||
rescue CanCan::AccessDenied => e
|
||||
e.default_message = "Access denied!"
|
||||
e.message.should == "Access denied!"
|
||||
@@ -349,7 +263,32 @@ describe CanCan::Ability do
|
||||
end
|
||||
end
|
||||
|
||||
it "should determine model adapter class by asking AbstractAdapter" do
|
||||
it "does not raise access denied exception if ability is authorized to perform an action" do
|
||||
@ability.can :read, :books
|
||||
lambda { @ability.authorize!(:read, :books) }.should_not raise_error
|
||||
end
|
||||
|
||||
|
||||
# Determining Conditions
|
||||
|
||||
it "knows when a block is used for conditions" do
|
||||
@ability.can :read, :books
|
||||
@ability.should_not have_block(:read, :books)
|
||||
@ability.can :read, :books do |foo|
|
||||
false
|
||||
end
|
||||
@ability.should have_block(:read, :books)
|
||||
end
|
||||
|
||||
it "knows when raw sql is used for conditions" do
|
||||
@ability.can :read, :books
|
||||
@ability.should_not have_raw_sql(:read, :books)
|
||||
@ability.can :read, :books, 'false'
|
||||
@ability.should have_raw_sql(:read, :books)
|
||||
end
|
||||
|
||||
it "determines model adapter class by asking AbstractAdapter" do
|
||||
pending
|
||||
model_class = Object.new
|
||||
adapter_class = Object.new
|
||||
stub(CanCan::ModelAdapters::AbstractAdapter).adapter_class(model_class) { adapter_class }
|
||||
@@ -357,54 +296,50 @@ describe CanCan::Ability do
|
||||
@ability.model_adapter(model_class, :read).should == :adapter_instance
|
||||
end
|
||||
|
||||
it "should raise an error when attempting to use a block with a hash condition since it's not likely what they want" do
|
||||
lambda {
|
||||
@ability.can :read, Array, :published => true do
|
||||
false
|
||||
end
|
||||
}.should raise_error(CanCan::Error, "You are not able to supply a block with a hash of conditions in read Array ability. Use either one.")
|
||||
end
|
||||
|
||||
# Unauthorized I18n Message
|
||||
|
||||
describe "unauthorized message" do
|
||||
after(:each) do
|
||||
I18n.backend = nil
|
||||
end
|
||||
|
||||
it "should use action/subject in i18n" do
|
||||
I18n.backend.store_translations :en, :unauthorized => {:update => {:array => "foo"}}
|
||||
@ability.unauthorized_message(:update, Array).should == "foo"
|
||||
@ability.unauthorized_message(:update, [1, 2, 3]).should == "foo"
|
||||
it "uses action/subject in i18n" do
|
||||
I18n.backend.store_translations :en, :unauthorized => {:update => {:ranges => "update ranges"}}
|
||||
@ability.unauthorized_message(:update, :ranges).should == "update ranges"
|
||||
@ability.unauthorized_message(:update, 2..4).should == "update ranges"
|
||||
@ability.unauthorized_message(:update, :missing).should be_nil
|
||||
end
|
||||
|
||||
it "should use symbol as subject directly" do
|
||||
it "uses symbol as subject directly" do
|
||||
I18n.backend.store_translations :en, :unauthorized => {:has => {:cheezburger => "Nom nom nom. I eated it."}}
|
||||
@ability.unauthorized_message(:has, :cheezburger).should == "Nom nom nom. I eated it."
|
||||
end
|
||||
|
||||
it "should fall back to 'manage' and 'all'" do
|
||||
it "falls back to 'access' and 'all'" do
|
||||
I18n.backend.store_translations :en, :unauthorized => {
|
||||
:manage => {:all => "manage all", :array => "manage array"},
|
||||
:update => {:all => "update all", :array => "update array"}
|
||||
:access => {:all => "access all", :ranges => "access ranges"},
|
||||
:update => {:all => "update all", :ranges => "update ranges"}
|
||||
}
|
||||
@ability.unauthorized_message(:update, Array).should == "update array"
|
||||
@ability.unauthorized_message(:update, Hash).should == "update all"
|
||||
@ability.unauthorized_message(:foo, Array).should == "manage array"
|
||||
@ability.unauthorized_message(:foo, Hash).should == "manage all"
|
||||
@ability.unauthorized_message(:update, :ranges).should == "update ranges"
|
||||
@ability.unauthorized_message(:update, :hashes).should == "update all"
|
||||
@ability.unauthorized_message(:create, :ranges).should == "access ranges"
|
||||
@ability.unauthorized_message(:create, :hashes).should == "access all"
|
||||
end
|
||||
|
||||
it "should follow aliased actions" do
|
||||
I18n.backend.store_translations :en, :unauthorized => {:modify => {:array => "modify array"}}
|
||||
it "follows aliases" do
|
||||
I18n.backend.store_translations :en, :unauthorized => {:modify => {:ranges => "modify ranges"}}
|
||||
@ability.alias_action :update, :to => :modify
|
||||
@ability.unauthorized_message(:update, Array).should == "modify array"
|
||||
@ability.unauthorized_message(:edit, Array).should == "modify array"
|
||||
@ability.alias_subject :areas, :to => :ranges
|
||||
@ability.unauthorized_message(:update, :areas).should == "modify ranges"
|
||||
@ability.unauthorized_message(:edit, :ranges).should == "modify ranges"
|
||||
end
|
||||
|
||||
it "should have variables for action and subject" do
|
||||
I18n.backend.store_translations :en, :unauthorized => {:manage => {:all => "%{action} %{subject}"}} # old syntax for now in case testing with old I18n
|
||||
@ability.unauthorized_message(:update, Array).should == "update array"
|
||||
@ability.unauthorized_message(:update, ArgumentError).should == "update argument error"
|
||||
@ability.unauthorized_message(:edit, 1..3).should == "edit range"
|
||||
it "has variables for action and subject" do
|
||||
I18n.backend.store_translations :en, :unauthorized => {:access => {:all => "%{action} %{subject}"}} # old syntax for now in case testing with old I18n
|
||||
@ability.unauthorized_message(:update, :ranges).should == "update ranges"
|
||||
@ability.unauthorized_message(:edit, 1..3).should == "edit ranges"
|
||||
# @ability.unauthorized_message(:update, ArgumentError).should == "update argument error"
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
Reference in New Issue
Block a user