describe('toHaveClass', function() {
  it('fails for a DOM element that lacks the expected class', function() {
    var matcher = jasmineUnderTest.matchers.toHaveClass(),
      result = matcher.compare(document.createElement('div'), 'foo');

    expect(result.pass).toBe(false);
  });

  it('passes for a DOM element that has the expected class', function() {
    var matcher = jasmineUnderTest.matchers.toHaveClass(),
      el = document.createElement('div');

    el.className = 'foo bar baz';

    expect(matcher.compare(el, 'foo').pass).toBe(true);
    expect(matcher.compare(el, 'bar').pass).toBe(true);
    expect(matcher.compare(el, 'bar').pass).toBe(true);
  });

  it('fails for a DOM element that only has other classes', function() {
    var matcher = jasmineUnderTest.matchers.toHaveClass(),
      el = document.createElement('div');

    el.className = 'foo bar';

    expect(matcher.compare(el, 'fo').pass).toBe(false);
  });

  it('throws an exception when actual is not a DOM element', function() {
    var matcher = jasmineUnderTest.matchers.toHaveClass();

    expect(function() {
      matcher.compare('x', 'foo');
    }).toThrowError("'x' is not a DOM element");

    expect(function() {
      matcher.compare(undefined, 'foo');
    }).toThrowError('undefined is not a DOM element');

    expect(function() {
      matcher.compare(document.createTextNode(''), 'foo')
    }).toThrowError('HTMLNode is not a DOM element');

    expect(function() {
      matcher.compare({classList: ''}, 'foo');
    }).toThrowError("Object({ classList: '' }) is not a DOM element");
  });
});