require 'helper'

class TestSourceFileLine < Test::Unit::TestCase


  on_ruby '1.9' do
    context "A source line" do
      setup do
        @line = SimpleCov::SourceFile::Line.new('# the ruby source', 5, 3)
      end
      subject { @line }

      should 'return "# the ruby source" as src' do
        assert_equal '# the ruby source', @line.src
      end

      should 'return the same for source as for src' do
        assert_equal @line.src, @line.source
      end

      should 'have line number 5' do
        assert_equal 5, @line.line_number
      end

      should 'have equal line_number, line and number' do
        assert_equal @line.line_number, @line.line
        assert_equal @line.line_number, @line.number
      end

      context "flagged as skipped!" do
        setup { @line.skipped! }

        should_not_be :covered?
        should_be :skipped?
        should_not_be :missed?
        should_not_be :never?
        should_have :status, 'skipped'
      end
    end

    context "A source line with coverage" do
      setup do
        @line = SimpleCov::SourceFile::Line.new('# the ruby source', 5, 3)
      end
      subject { @line }

      should "have coverage of 3" do
        assert_equal 3, @line.coverage
      end

      should_be :covered?
      should_not_be :skipped?
      should_not_be :missed?
      should_not_be :never?
      should_have :status, 'covered'
    end

    context "A source line without coverage" do
      setup do
        @line = SimpleCov::SourceFile::Line.new('# the ruby source', 5, 0)
      end
      subject { @line }

      should "have coverage of 0" do
        assert_equal 0, @line.coverage
      end

      should_not_be :covered?
      should_not_be :skipped?
      should_be :missed?
      should_not_be :never?
      should_have :status, 'missed'
    end

    context "A source line with no code" do
      setup do
        @line = SimpleCov::SourceFile::Line.new('# the ruby source', 5, nil)
      end
      subject { @line }

      should "have nil coverage" do
        assert_nil @line.coverage
      end

      should_not_be :covered?
      should_not_be :skipped?
      should_not_be :missed?
      should_be :never?
      should_have :status, 'never'
    end

    should "raise ArgumentError when initialized with invalid src" do
      assert_raise ArgumentError do
        SimpleCov::SourceFile::Line.new(:symbol, 5, 3)
      end
    end

    should "raise ArgumentError when initialized with invalid line_number" do
      assert_raise ArgumentError do
        SimpleCov::SourceFile::Line.new("some source", "five", 3)
      end
    end

    should "raise ArgumentError when initialized with invalid coverage" do
      assert_raise ArgumentError do
        SimpleCov::SourceFile::Line.new("some source", 5, "three")
      end
    end
  end
end