[ExpectedException(typeof(ArgumentNullException))] // Assert
public void PetReportVisitor_CTor_Failure_ArgumentNullException()
{
// Arrange
// Act
var uut = new PetReportVisitor(null);
}
public void PetReportVisitor_Visit_WritesDogAndCatLinesToStream_Success()
{
// Arrange
var mockTextWriter = new Mock <TextWriter>();
var uut = new PetReportVisitor(mockTextWriter.Object);
// Act
uut.Visit(new Dog(new Owner {
Firstname = "Jim", Lastname = "Rogers", JoinedPractice = new DateTime(2020, 7, 20)
})
{
NumberOfVisits = 5
});
uut.Visit(new Cat(new Owner
{
Firstname = "Steve", Lastname = "Roberts", JoinedPractice = new DateTime(2002, 5, 6)
})
{
NumberOfVisits = 20, NumberOfLives = 9
});
// Assert
mockTextWriter.Verify(x => x.WriteLine(It.Is <string>(item => item == "Jim Rogers, 20/07/2020 00:00:00, 5, ")), Times.Once());
mockTextWriter.Verify(x => x.WriteLine(It.Is <string>(item => item == "Steve Roberts, 06/05/2002 00:00:00, 20, 9")), Times.Once());
}
static void Main(string[] args)
{
Console.WriteLine("Report achieved using a polymorphic visitor pattern");
Console.WriteLine("-----------------------------------------");
var petsToVisit = new Pets();
petsToVisit.Attach(new Dog(new Owner {
Firstname = "Jim", Lastname = "Rogers", JoinedPractice = DateTime.Now
})
{
NumberOfVisits = 5
});
petsToVisit.Attach(new Dog(new Owner {
Firstname = "Tony", Lastname = "Smith", JoinedPractice = new DateTime(1985, 7, 13)
})
{
NumberOfVisits = 10
});
petsToVisit.Attach(new Cat(new Owner {
Firstname = "Steve", Lastname = "Roberts", JoinedPractice = new DateTime(2002, 5, 6)
})
{
NumberOfVisits = 20, NumberOfLives = 9
});
var petReportVisitor = new PetReportVisitor(Console.Out);
petsToVisit.Accept(petReportVisitor);
Console.WriteLine("-----------------------------------------");
Console.WriteLine("Report achieved using the DynamicObject");
Console.WriteLine("-----------------------------------------");
Console.WriteLine(" >> to file: PetsReport.csv");
var pets = new List <IReportable>()
{
new Dog(new Owner {
Firstname = "Jim", Lastname = "Rogers", JoinedPractice = DateTime.Now
})
{
NumberOfVisits = 5
},
new Dog(new Owner {
Firstname = "Tony", Lastname = "Smith", JoinedPractice = new DateTime(1985, 7, 13)
})
{
NumberOfVisits = 10
},
new Cat(new Owner {
Firstname = "Steve", Lastname = "Roberts", JoinedPractice = new DateTime(2002, 5, 6)
})
{
NumberOfVisits = 20, NumberOfLives = 9
}
};
using (StreamWriter writer = File.CreateText("PetsReport.csv"))
{
var report = new PetReportGeneratorDynamic(writer);
report.GenerateReport(pets);
writer.Flush();
}
Console.WriteLine("-----------------------------------------");
Console.WriteLine("Report achieved using the DynamicObject");
Console.WriteLine("-----------------------------------------");
{
var report = new PetReportGeneratorDynamic(Console.Out);
report.GenerateReport(pets);
}
var iReportablePets = new List <IReportable>()
{
new Dog(new Owner {
Firstname = "Jim", Lastname = "Rogers", JoinedPractice = DateTime.Now
})
{
NumberOfVisits = 5
},
new Dog(new Owner {
Firstname = "Tony", Lastname = "Smith", JoinedPractice = new DateTime(1985, 7, 13)
})
{
NumberOfVisits = 10
},
new Cat(new Owner {
Firstname = "Steve", Lastname = "Roberts", JoinedPractice = new DateTime(2002, 5, 6)
})
{
NumberOfVisits = 20, NumberOfLives = 9
}
};
Console.WriteLine("-----------------------------------------");
Console.WriteLine("Report achieved using a direct a direct Reflection implementation");
Console.WriteLine("-----------------------------------------");
{
var report = new PetReportGeneratorReflective(Console.Out);
report.GenerateReport(iReportablePets);
}
Console.ReadKey();
}
