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describe :method_call, shared: true do
it "invokes the method with the specified arguments, returning the method's return value" do
m = 12.method("+")
m.send(@method, 3).should == 15
m.send(@method, 20).should == 32
m = MethodSpecs::Methods.new.method(:attr=)
m.send(@method, 42).should == 42
end
it "raises an ArgumentError when given incorrect number of arguments" do
-> {
MethodSpecs::Methods.new.method(:two_req).send(@method, 1, 2, 3)
}.should raise_error(ArgumentError)
-> {
MethodSpecs::Methods.new.method(:two_req).send(@method, 1)
}.should raise_error(ArgumentError)
end
describe "for a Method generated by respond_to_missing?" do
it "invokes method_missing with the specified arguments and returns the result" do
@m = MethodSpecs::Methods.new
meth = @m.method(:handled_via_method_missing)
meth.send(@method, :argument).should == [:argument]
end
it "invokes method_missing with the method name and the specified arguments" do
@m = MethodSpecs::Methods.new
meth = @m.method(:handled_via_method_missing)
@m.should_receive(:method_missing).with(:handled_via_method_missing, :argument)
meth.send(@method, :argument)
end
it "invokes method_missing dynamically" do
@m = MethodSpecs::Methods.new
meth = @m.method(:handled_via_method_missing)
def @m.method_missing(*); :changed; end
meth.send(@method, :argument).should == :changed
end
it "does not call the original method name even if it now exists" do
@m = MethodSpecs::Methods.new
meth = @m.method(:handled_via_method_missing)
def @m.handled_via_method_missing(*); :not_called; end
meth.send(@method, :argument).should == [:argument]
end
end
end
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