require File.expand_path("#{File.dirname(__FILE__)}/../../../spec_helper")

module RR
  module Expectations
    describe TimesCalledExpectation do
      context "when using a ProcMatcher" do
        it_should_behave_like "RR::Expectations::TimesCalledExpectation"
        attr_reader :matcher, :expectation

        before do
          @matcher = TimesCalledMatchers::ProcMatcher.new(lambda {|value| value == 2})
          @expectation = TimesCalledExpectation.new(double, matcher)
        end

        describe "#verify" do
          it "matches a block" do
            expectation.verify.should == false
            expectation.attempt
            expectation.verify.should == false
            expectation.attempt
            expectation.verify.should == true
            expectation.attempt
            expectation.verify.should == false
          end
        end

        describe "#verify! when passed a block (== 2 times)" do
          it "passes after attempt! called 2 times" do
            expectation.attempt
            expectation.attempt
            expectation.verify!
          end

          it "fails after attempt! called 1 time" do
            expectation.attempt
            lambda {expectation.verify!}.should raise_error(Errors::TimesCalledError)
          end

          it "fails after attempt! called 3 times" do
            expectation.attempt
            expectation.attempt
            expectation.attempt
            lambda {expectation.verify!}.should raise_error(Errors::TimesCalledError)
          end
        end

        describe "#attempt? with IntegerMatcher" do
          it "returns true when attempted less than expected times" do
            1.times {expectation.attempt}
            expectation.should be_attempt
          end

          it "returns true when attempted expected times" do
            2.times {expectation.attempt}
            expectation.should be_attempt
          end

          it "returns true when attempted more than expected times" do
            3.times {expectation.attempt}
            expectation.should be_attempt
          end
        end

        describe "#attempt! for a lambda expectation" do
          it "lets everything pass" do
            @subject.foobar
            @subject.foobar
            @subject.foobar
          end
        end

        describe "#terminal? with ProcMatcher" do
          it "returns false" do
            expectation.should_not be_terminal
          end
        end
      end
    end
  end
end