module SendSpecs end describe :basicobject_send, shared: true do it "invokes the named method" do class SendSpecs::Foo def bar 'done' end end SendSpecs::Foo.new.send(@method, :bar).should == 'done' end it "accepts a String method name" do class SendSpecs::Foo def bar 'done' end end SendSpecs::Foo.new.send(@method, 'bar').should == 'done' end it "invokes a class method if called on a class" do class SendSpecs::Foo def self.bar 'done' end end SendSpecs::Foo.send(@method, :bar).should == 'done' end it "raises a TypeError if the method name is not a string or symbol" do -> { SendSpecs.send(@method, nil) }.should raise_error(TypeError, /not a symbol nor a string/) -> { SendSpecs.send(@method, 42) }.should raise_error(TypeError, /not a symbol nor a string/) -> { SendSpecs.send(@method, 3.14) }.should raise_error(TypeError, /not a symbol nor a string/) -> { SendSpecs.send(@method, true) }.should raise_error(TypeError, /not a symbol nor a string/) end it "raises a NameError if the corresponding method can't be found" do class SendSpecs::Foo def bar 'done' end end -> { SendSpecs::Foo.new.send(@method, :syegsywhwua) }.should raise_error(NameError) end it "raises a NameError if the corresponding singleton method can't be found" do class SendSpecs::Foo def self.bar 'done' end end -> { SendSpecs::Foo.send(@method, :baz) }.should raise_error(NameError) end it "raises an ArgumentError if no arguments are given" do class SendSpecs::Foo; end -> { SendSpecs::Foo.new.send @method }.should raise_error(ArgumentError) end it "raises an ArgumentError if called with more arguments than available parameters" do class SendSpecs::Foo def bar; end end -> { SendSpecs::Foo.new.send(@method, :bar, :arg) }.should raise_error(ArgumentError) end it "raises an ArgumentError if called with fewer arguments than required parameters" do class SendSpecs::Foo def foo(arg); end end -> { SendSpecs::Foo.new.send(@method, :foo) }.should raise_error(ArgumentError) end it "succeeds if passed an arbitrary number of arguments as a splat parameter" do class SendSpecs::Foo def baz(*args) args end end begin SendSpecs::Foo.new.send(@method, :baz).should == [] SendSpecs::Foo.new.send(@method, :baz, :quux).should == [:quux] SendSpecs::Foo.new.send(@method, :baz, :quux, :foo).should == [:quux, :foo] rescue fail end end it "succeeds when passing 1 or more arguments as a required and a splat parameter" do class SendSpecs::Foo def baz(first, *rest) [first, *rest] end end SendSpecs::Foo.new.send(@method, :baz, :quux).should == [:quux] SendSpecs::Foo.new.send(@method, :baz, :quux, :foo).should == [:quux, :foo] end it "succeeds when passing 0 arguments to a method with one parameter with a default" do class SendSpecs::Foo def foo(first = true) first end end begin SendSpecs::Foo.new.send(@method, :foo).should == true SendSpecs::Foo.new.send(@method, :foo, :arg).should == :arg rescue fail end end it "has a negative arity" do method(@method).arity.should < 0 end it "invokes module methods with super correctly" do m1 = Module.new { def foo(ary); ary << :m1; end; } m2 = Module.new { def foo(ary = []); super(ary); ary << :m2; end; } c2 = Class.new do include m1 include m2 end c2.new.send(@method, :foo, *[[]]).should == %i[m1 m2] end end