text: describe('Colors', function () {
  
    describe('Color Construction', function () {
      it('should have a color class', function () {
        expect(TestFlotr.Color).not.toBeUndefined();
      });
  
      it('should create a color', function () {
        var color = new TestFlotr.Color(0, 0, 0, 0);
        expect(color).toBeTruthy();
      });
  
      it('should have rgba attributes', function () {
        var color = new TestFlotr.Color(0, 0, 0, 0);
        expect(color.r).toEqual(0);
        expect(color.g).toEqual(0);
        expect(color.b).toEqual(0);
        expect(color.a).toEqual(1.0);
      });
    });
  
    describe('Color Manipulation', function () {
  
      var
        color;
  
      afterEach(function () {
        color = null;
      });
  
      it('normalizes colors to upper bound', function () {
        color = new TestFlotr.Color(1000, 1000, 1000, 10);
        expect(color.r).toEqual(255);
        expect(color.g).toEqual(255);
        expect(color.b).toEqual(255);
        expect(color.a).toEqual(1.0);
      });
  
      it('normalizes colors to lower bound', function () {
        color = new TestFlotr.Color(-1000, -1000, -1000, -10);
        expect(color.r).toEqual(0);
        expect(color.g).toEqual(0);
        expect(color.b).toEqual(0);
        expect(color.a).toEqual(0.0);
      });
  
      it('scales colors', function () {
  	    color = new TestFlotr.Color(200, 200, 200, 1.0);
        color.scale(.5, .5, .5, .5);
        expect(color.r).toEqual(100);
        expect(color.g).toEqual(100);
        expect(color.b).toEqual(100);
        expect(color.a).toEqual(0.5);
      });
    });
  
    describe('Color Conversion', function () {
  
      var
        color;
  
      beforeEach(function () {
  	    color = new TestFlotr.Color(200, 200, 200, 1.0);
      });
      afterEach(function () {
        color = null;
      });
  
      it('should convert colors to strings, rgb', function () {
        expect(color.toString()).toEqual('rgb(200,200,200)');
      });
  
      it('should convert colors to strings, rgba', function () {
        color.a = 0.5;
        color.normalize();
        expect(color.toString()).toEqual('rgba(200,200,200,0.5)');
      });
  
      it('should clone colors', function () {
  
        var
          color2 = color.clone();
  
        expect(color.toString()).toEqual(color2.toString());
  
        color.a = 0.5;
        color.normalize();
        color2 = color.clone();
        expect(color.toString()).toEqual(color2.toString());
      });
    });
  });
  