public void Exhibit_Value_Equality()
{
// arrange
var one = new HttpHeaders();
one.Add("a", "1");
one.Add("b", "2");
var two = new HttpHeaders();
two.Add("a", "1");
two.Add("b", "2");
var three = new HttpHeaders();
three.Add("a", "1");
// act
// assert
one.Equals(null).Should().BeFalse();
one.Equals((object)null).Should().BeFalse();
one.Equals(new object()).Should().BeFalse();
one.Equals(one).Should().BeTrue();
one.Equals(two).Should().BeTrue();
one.Equals((object)one).Should().BeTrue();
one.Equals((object)two).Should().BeTrue();
one.GetHashCode().Should().Be(two.GetHashCode());
one.Equals(three).Should().BeFalse();
two.Equals(three).Should().BeFalse();
}