public void Fb2Document_Empty_EqualityTest()
{
var emptyFirstDocument = new Fb2Document();
emptyFirstDocument.Book.Should().BeNull();
emptyFirstDocument.IsLoaded.Should().BeFalse();
emptyFirstDocument.Equals(null).Should().BeFalse();
var emptySecondDocument = new Fb2Document();
emptySecondDocument.Book.Should().BeNull();
emptySecondDocument.IsLoaded.Should().BeFalse();
emptyFirstDocument.Should().Be(emptySecondDocument);
var emptyCreatedFirstDocument = Fb2Document.CreateDocument();
emptyCreatedFirstDocument.Book.Should().BeNull();
emptyCreatedFirstDocument.IsLoaded.Should().BeFalse();
var emptyCreatedSecondDocument = Fb2Document.CreateDocument();
emptyCreatedSecondDocument.Book.Should().BeNull();
emptyCreatedSecondDocument.IsLoaded.Should().BeFalse();
emptyCreatedFirstDocument.Should().Be(emptyCreatedSecondDocument);
emptyFirstDocument.Should().Be(emptyCreatedFirstDocument);
}
