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require_relative '../../spec_helper'
require_relative '../../fixtures/reflection'
require_relative 'fixtures/classes'
describe :kernel_singleton_methods, shared: true do
it "returns an empty Array for an object with no singleton methods" do
ReflectSpecs.o.singleton_methods(*@object).should == []
end
it "returns the names of module methods for a module" do
ReflectSpecs::M.singleton_methods(*@object).should include(:ms_pro, :ms_pub)
end
it "does not return private module methods for a module" do
ReflectSpecs::M.singleton_methods(*@object).should_not include(:ms_pri)
end
it "returns the names of class methods for a class" do
ReflectSpecs::A.singleton_methods(*@object).should include(:as_pro, :as_pub)
end
it "does not return private class methods for a class" do
ReflectSpecs::A.singleton_methods(*@object).should_not include(:as_pri)
end
it "returns the names of singleton methods for an object" do
ReflectSpecs.os.singleton_methods(*@object).should include(:os_pro, :os_pub)
end
end
describe :kernel_singleton_methods_modules, shared: true do
it "does not return any included methods for a module including a module" do
ReflectSpecs::N.singleton_methods(*@object).should include(:ns_pro, :ns_pub)
end
it "does not return any included methods for a class including a module" do
ReflectSpecs::D.singleton_methods(*@object).should include(:ds_pro, :ds_pub)
end
it "for a module does not return methods in a module prepended to Module itself" do
require_relative 'fixtures/singleton_methods'
mod = SingletonMethodsSpecs::SelfExtending
mod.method(:mspec_test_kernel_singleton_methods).owner.should == SingletonMethodsSpecs::Prepended
ancestors = mod.singleton_class.ancestors
ancestors[0...2].should == [ mod.singleton_class, mod ]
ancestors.should include(SingletonMethodsSpecs::Prepended)
# Do not search prepended modules of `Module`, as that's a non-singleton class
mod.singleton_methods.should == []
end
end
describe :kernel_singleton_methods_supers, shared: true do
it "returns the names of singleton methods for an object extended with a module" do
ReflectSpecs.oe.singleton_methods(*@object).should include(:m_pro, :m_pub)
end
it "returns a unique list for an object extended with a module" do
m = ReflectSpecs.oed.singleton_methods(*@object)
r = m.select { |x| x == :pub or x == :pro }.sort
r.should == [:pro, :pub]
end
it "returns the names of singleton methods for an object extended with two modules" do
ReflectSpecs.oee.singleton_methods(*@object).should include(:m_pro, :m_pub, :n_pro, :n_pub)
end
it "returns the names of singleton methods for an object extended with a module including a module" do
ReflectSpecs.oei.singleton_methods(*@object).should include(:n_pro, :n_pub, :m_pro, :m_pub)
end
it "returns the names of inherited singleton methods for a subclass" do
ReflectSpecs::B.singleton_methods(*@object).should include(:as_pro, :as_pub, :bs_pro, :bs_pub)
end
it "returns a unique list for a subclass" do
m = ReflectSpecs::B.singleton_methods(*@object)
r = m.select { |x| x == :pub or x == :pro }.sort
r.should == [:pro, :pub]
end
it "returns the names of inherited singleton methods for a subclass including a module" do
ReflectSpecs::C.singleton_methods(*@object).should include(:as_pro, :as_pub, :cs_pro, :cs_pub)
end
it "returns a unique list for a subclass including a module" do
m = ReflectSpecs::C.singleton_methods(*@object)
r = m.select { |x| x == :pub or x == :pro }.sort
r.should == [:pro, :pub]
end
it "returns the names of inherited singleton methods for a subclass of a class including a module" do
ReflectSpecs::E.singleton_methods(*@object).should include(:ds_pro, :ds_pub, :es_pro, :es_pub)
end
it "returns the names of inherited singleton methods for a subclass of a class that includes a module, where the subclass also includes a module" do
ReflectSpecs::F.singleton_methods(*@object).should include(:ds_pro, :ds_pub, :fs_pro, :fs_pub)
end
it "returns the names of inherited singleton methods for a class extended with a module" do
ReflectSpecs::P.singleton_methods(*@object).should include(:m_pro, :m_pub)
end
end
describe :kernel_singleton_methods_private_supers, shared: true do
it "does not return private singleton methods for an object extended with a module" do
ReflectSpecs.oe.singleton_methods(*@object).should_not include(:m_pri)
end
it "does not return private singleton methods for an object extended with two modules" do
ReflectSpecs.oee.singleton_methods(*@object).should_not include(:m_pri)
end
it "does not return private singleton methods for an object extended with a module including a module" do
ReflectSpecs.oei.singleton_methods(*@object).should_not include(:n_pri, :m_pri)
end
it "does not return private singleton methods for a class extended with a module" do
ReflectSpecs::P.singleton_methods(*@object).should_not include(:m_pri)
end
it "does not return private inherited singleton methods for a module including a module" do
ReflectSpecs::N.singleton_methods(*@object).should_not include(:ns_pri)
end
it "does not return private inherited singleton methods for a class including a module" do
ReflectSpecs::D.singleton_methods(*@object).should_not include(:ds_pri)
end
it "does not return private inherited singleton methods for a subclass" do
ReflectSpecs::B.singleton_methods(*@object).should_not include(:as_pri, :bs_pri)
end
it "does not return private inherited singleton methods for a subclass including a module" do
ReflectSpecs::C.singleton_methods(*@object).should_not include(:as_pri, :cs_pri)
end
it "does not return private inherited singleton methods for a subclass of a class including a module" do
ReflectSpecs::E.singleton_methods(*@object).should_not include(:ds_pri, :es_pri)
end
it "does not return private inherited singleton methods for a subclass of a class that includes a module, where the subclass also includes a module" do
ReflectSpecs::F.singleton_methods(*@object).should_not include(:ds_pri, :fs_pri)
end
end
describe "Kernel#singleton_methods" do
describe "when not passed an argument" do
it_behaves_like :kernel_singleton_methods, nil, []
it_behaves_like :kernel_singleton_methods_supers, nil, []
it_behaves_like :kernel_singleton_methods_modules, nil, []
it_behaves_like :kernel_singleton_methods_private_supers, nil, []
end
describe "when passed true" do
it_behaves_like :kernel_singleton_methods, nil, true
it_behaves_like :kernel_singleton_methods_supers, nil, true
it_behaves_like :kernel_singleton_methods_modules, nil, true
it_behaves_like :kernel_singleton_methods_private_supers, nil, true
end
describe "when passed false" do
it_behaves_like :kernel_singleton_methods, nil, false
it_behaves_like :kernel_singleton_methods_modules, nil, false
it_behaves_like :kernel_singleton_methods_private_supers, nil, false
it "returns an empty Array for an object extended with a module" do
ReflectSpecs.oe.singleton_methods(false).should == []
end
it "returns an empty Array for an object extended with two modules" do
ReflectSpecs.oee.singleton_methods(false).should == []
end
it "returns an empty Array for an object extended with a module including a module" do
ReflectSpecs.oei.singleton_methods(false).should == []
end
it "returns the names of singleton methods of the subclass" do
ReflectSpecs::B.singleton_methods(false).should include(:bs_pro, :bs_pub)
end
it "does not return names of inherited singleton methods for a subclass" do
ReflectSpecs::B.singleton_methods(false).should_not include(:as_pro, :as_pub)
end
it "does not return the names of inherited singleton methods for a class extended with a module" do
ReflectSpecs::P.singleton_methods(false).should_not include(:m_pro, :m_pub)
end
end
end
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