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require_relative '../../spec_helper'
require_relative 'fixtures/classes'
require_relative '../../shared/basicobject/send'
describe "Kernel#public_send" do
it "invokes the named public method" do
class KernelSpecs::Foo
def bar
'done'
end
end
KernelSpecs::Foo.new.public_send(:bar).should == 'done'
end
it "invokes the named alias of a public method" do
class KernelSpecs::Foo
def bar
'done'
end
alias :aka :bar
end
KernelSpecs::Foo.new.public_send(:aka).should == 'done'
end
it "raises a NoMethodError if the method is protected" do
class KernelSpecs::Foo
protected
def bar
'done'
end
end
-> { KernelSpecs::Foo.new.public_send(:bar)}.should raise_error(NoMethodError)
end
it "raises a NoMethodError if the named method is private" do
class KernelSpecs::Foo
private
def bar
'done2'
end
end
-> {
KernelSpecs::Foo.new.public_send(:bar)
}.should raise_error(NoMethodError)
end
context 'called from own public method' do
before do
class << @receiver = Object.new
def call_protected_method
public_send :protected_method
end
def call_private_method
public_send :private_method
end
protected
def protected_method
raise 'Should not called'
end
private
def private_method
raise 'Should not called'
end
end
end
it "raises a NoMethodError if the method is protected" do
-> { @receiver.call_protected_method }.should raise_error(NoMethodError)
end
it "raises a NoMethodError if the method is private" do
-> { @receiver.call_private_method }.should raise_error(NoMethodError)
end
end
it "raises a NoMethodError if the named method is an alias of a private method" do
class KernelSpecs::Foo
private
def bar
'done2'
end
alias :aka :bar
end
-> {
KernelSpecs::Foo.new.public_send(:aka)
}.should raise_error(NoMethodError)
end
it "raises a NoMethodError if the named method is an alias of a protected method" do
class KernelSpecs::Foo
protected
def bar
'done2'
end
alias :aka :bar
end
-> {
KernelSpecs::Foo.new.public_send(:aka)
}.should raise_error(NoMethodError)
end
it "includes `public_send` in the backtrace when passed not enough arguments" do
-> { public_send() }.should raise_error(ArgumentError) { |e| e.backtrace[0].should.include?("`public_send'") }
end
it "includes `public_send` in the backtrace when passed a single incorrect argument" do
-> { public_send(Object.new) }.should raise_error(TypeError) { |e| e.backtrace[0].should.include?("`public_send'") }
end
it_behaves_like :basicobject_send, :public_send
end
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