tracks/vendor/plugins/rspec/spec/autotest/rspec_spec.rb

require File.dirname(__FILE__) + "/../autotest_helper"

class Autotest
  
  module AutotestHelper
    def rspec_output
      <<-HERE
.............PPF

1)
'false should be false' FAILED
expected: true,
     got: false (using ==)
./spec/autotest/rspec_spec.rb:203:

Finished in 0.158674 seconds

16 examples, 1 failure, 2 pending

Pending:
Autotest::Rspec handling failed results should return an array of failed examples and errors (TODO)
Autotest::Rspec tests/specs for a given file should find all the specs for a given file (TODO)
HERE
    end
    
    def common_setup
      @proc = mock Proc
      @kernel = mock Kernel
      @kernel.stub!(:proc).and_return @proc

      File.stub!(:exists).and_return true
      @windows_alt_separator = "\\"
      @posix_separator = '/'

      @rspec_output = rspec_output
    end
  end

  describe Rspec do
    describe "selection of rspec command" do
      include AutotestHelper
    
      before(:each) do
        common_setup
        @rspec_autotest = Rspec.new
      end
    
      it "should try to find the spec command if it exists in ./bin and use it above everything else" do
        File.stub!(:exists?).and_return true

        spec_path = File.expand_path("#{File.dirname(__FILE__)}/../../bin/spec")
        File.should_receive(:exists?).with(spec_path).and_return true
        @rspec_autotest.spec_command.should == spec_path
      end

      it "should otherwise select the default spec command in gem_dir/bin/spec" do
        @rspec_autotest.stub!(:spec_commands).and_return ["/foo/spec"]
        Config::CONFIG.stub!(:[]).and_return "/foo"
        File.should_receive(:exists?).with("/foo/spec").and_return(true)

        @rspec_autotest.spec_command.should == "/foo/spec"
      end
    
      it "should raise an error if no spec command is found at all" do
        File.stub!(:exists?).and_return false
      
        lambda {
          @rspec_autotest.spec_command
        }.should raise_error(RspecCommandError, "No spec command could be found!")
      end
    end
    
    describe "selection of rspec command (windows compatibility issues)" do
      include AutotestHelper
    
      before(:each) do
        common_setup
      end
    
      it "should use the ALT_SEPARATOR if it is non-nil" do
        @rspec_autotest = Rspec.new
        spec_command = File.expand_path("#{File.dirname(__FILE__)}/../../bin/spec")
        @rspec_autotest.stub!(:spec_commands).and_return [spec_command]
        @rspec_autotest.spec_command(@windows_alt_separator).should == spec_command.gsub('/', @windows_alt_separator)
      end
    
      it "should not use the ALT_SEPATOR if it is nil" do
        @windows_alt_separator = nil
        @rspec_autotest = Rspec.new
        spec_command = File.expand_path("#{File.dirname(__FILE__)}/../../bin/spec")
        @rspec_autotest.stub!(:spec_commands).and_return [spec_command]
        @rspec_autotest.spec_command.should == spec_command
      end
    end

    describe "adding spec.opts --options" do 
      before(:each) do
        @rspec_autotest = Rspec.new
      end

      it "should return the command line option to add spec.opts if the options file exists" do
        File.stub!(:exist?).and_return true
        @rspec_autotest.add_options_if_present.should == "-O spec/spec.opts "
      end

      it "should return an empty string if no spec.opts exists" do
        File.stub!(:exist?).and_return false
        Rspec.new.add_options_if_present.should == ""
      end
    end  
  
    describe "commands" do
      before(:each) do
        @rspec_autotest = Rspec.new
        @rspec_autotest.stub!(:ruby).and_return "ruby"
        @rspec_autotest.stub!(:add_options_if_present).and_return "-O spec/spec.opts"
      
        @ruby = @rspec_autotest.ruby
        @spec_command = @rspec_autotest.spec_command
        @options = @rspec_autotest.add_options_if_present
        @files_to_test = {
          :spec => ["file_one", "file_two"]
        }
        # this is not the inner representation of Autotest!
        @rspec_autotest.stub!(:files_to_test).and_return @files_to_test
        @files_to_test.stub!(:keys).and_return @files_to_test[:spec]
        @to_test = @files_to_test.keys.flatten.join ' '
      end

      it "should contain the various commands, ordered by preference" do
        Rspec.new.spec_commands.should == [
          File.expand_path("#{File.dirname(__FILE__)}/../../bin/spec"),
          "#{Config::CONFIG['bindir']}/spec"
        ]
      end
    
      it "should make the apropriate test command" do
        @rspec_autotest.make_test_cmd(@files_to_test).should == "#{@ruby} -S #{@spec_command} #{@options} #{@to_test}"
      end
    end
  
    describe "mappings" do
    
      before(:each) do
        @lib_file = "lib/something.rb"
        @spec_file = "spec/something_spec.rb"
        @rspec_autotest = Rspec.new
        @rspec_autotest.hook :initialize
      end
    
      it "should find the spec file for a given lib file" do
        @rspec_autotest.should map_specs([@spec_file]).to(@lib_file)
      end
    
      it "should find the spec file if given a spec file" do
        @rspec_autotest.should map_specs([@spec_file]).to(@spec_file)
      end
    
      it "should only find the file if the file is being tracked (in @file)"  do
        @rspec_autotest.should map_specs([]).to("lib/untracked_file")
      end
    end
  
    describe "consolidating failures" do
      include AutotestHelper
    
      before(:each) do
        common_setup
        @rspec_autotest = Rspec.new
      
        @spec_file = "spec/autotest/some_spec.rb"
        @rspec_autotest.instance_variable_set("@files", {@spec_file => Time.now})
        @rspec_autotest.stub!(:find_files_to_test).and_return true
      end
    
      it "should return no failures if no failures were given in the output" do
        @rspec_autotest.consolidate_failures([[]]).should == {}
      end
    
      it "should return a hash with the spec filename => spec name for each failure or error" do
        @rspec_autotest.stub!(:test_files_for).and_return "spec/autotest/some_spec.rb"
        failures = [
          [
            "false should be false", 
            "expected: true,\n     got: false (using ==)\n#{@spec_file}:203:"
          ]
        ]
        @rspec_autotest.consolidate_failures(failures).should == {
          @spec_file => ["false should be false"]
        }
      end
    
      it "should not include the subject file" do
        subject_file = "lib/autotest/some.rb"
        @rspec_autotest.stub!(:test_files_for).and_return "spec/autotest/some_spec.rb"
        failures = [
          [
            "false should be false", 
            "expected: true,\n     got: false (using ==)\n#{subject_file}:143:\n#{@spec_file}:203:"
          ]
        ]
        @rspec_autotest.consolidate_failures(failures).keys.should_not include(subject_file)
      end
    end
  end
end