require 'spec_helper' module RSpec module Mocks describe "failing MockArgumentMatchers" do before(:each) do @double = double("double") @reporter = double("reporter").as_null_object end after(:each) do reset @double end it "rejects non boolean" do @double.should_receive(:random_call).with(boolean()) expect do @double.random_call("false") end.to raise_error(RSpec::Mocks::MockExpectationError) end it "rejects non numeric" do @double.should_receive(:random_call).with(an_instance_of(Numeric)) expect do @double.random_call("1") end.to raise_error(RSpec::Mocks::MockExpectationError) end it "rejects non string" do @double.should_receive(:random_call).with(an_instance_of(String)) expect do @double.random_call(123) end.to raise_error(RSpec::Mocks::MockExpectationError) end it "rejects goose when expecting a duck" do @double.should_receive(:random_call).with(duck_type(:abs, :div)) expect { @double.random_call("I don't respond to :abs or :div") }.to raise_error(RSpec::Mocks::MockExpectationError) end it "fails if regexp does not match submitted string" do @double.should_receive(:random_call).with(/bcd/) expect { @double.random_call("abc") }.to raise_error(RSpec::Mocks::MockExpectationError) end it "fails if regexp does not match submitted regexp" do @double.should_receive(:random_call).with(/bcd/) expect { @double.random_call(/bcde/) }.to raise_error(RSpec::Mocks::MockExpectationError) end it "fails for a hash w/ wrong values" do @double.should_receive(:random_call).with(:a => "b", :c => "d") expect do @double.random_call(:a => "b", :c => "e") end.to raise_error(RSpec::Mocks::MockExpectationError, /Double "double" received :random_call with unexpected arguments\n expected: \(\{(:a=>\"b\", :c=>\"d\"|:c=>\"d\", :a=>\"b\")\}\)\n got: \(\{(:a=>\"b\", :c=>\"e\"|:c=>\"e\", :a=>\"b\")\}\)/) end it "fails for a hash w/ wrong keys" do @double.should_receive(:random_call).with(:a => "b", :c => "d") expect do @double.random_call("a" => "b", "c" => "d") end.to raise_error(RSpec::Mocks::MockExpectationError, /Double "double" received :random_call with unexpected arguments\n expected: \(\{(:a=>\"b\", :c=>\"d\"|:c=>\"d\", :a=>\"b\")\}\)\n got: \(\{(\"a\"=>\"b\", \"c\"=>\"d\"|\"c\"=>\"d\", \"a\"=>\"b\")\}\)/) end it "matches against a Matcher" do expect do @double.should_receive(:msg).with(equal(3)) @double.msg(37) end.to raise_error(RSpec::Mocks::MockExpectationError, "Double \"double\" received :msg with unexpected arguments\n expected: (equal 3)\n got: (37)") end it "fails no_args with one arg" do expect do @double.should_receive(:msg).with(no_args) @double.msg(37) end.to raise_error(RSpec::Mocks::MockExpectationError, "Double \"double\" received :msg with unexpected arguments\n expected: (no args)\n got: (37)") end it "fails hash_including with missing key" do expect do @double.should_receive(:msg).with(hash_including(:a => 1)) @double.msg({}) end.to raise_error(RSpec::Mocks::MockExpectationError, "Double \"double\" received :msg with unexpected arguments\n expected: (hash_including(:a=>1))\n got: ({})") end it "fails with block matchers" do expect do @double.should_receive(:msg).with {|arg| expect(arg).to eq :received } @double.msg :no_msg_for_you end.to raise_error(RSpec::Expectations::ExpectationNotMetError, /expected: :received.*\s*.*got: :no_msg_for_you/) end it "fails with sensible message when args respond to #description" do arg = Class.new do def description end def inspect "my_thing" end end.new expect do @double.should_receive(:msg).with(3) @double.msg arg end.to raise_error(RSpec::Mocks::MockExpectationError, "Double \"double\" received :msg with unexpected arguments\n expected: (3)\n got: (my_thing)") end end end end