private static void MultipleSourceCachedCascade(System.Random Rand)
{
foreach (Employee3 Employee3 in 100.Times(x => Rand.NextClass <Employee3>()))
{
Employee3.Boss = Rand.NextClass <Employee3>();
using (Utilities.Profiler.Profiler Profiler = new Utilities.Profiler.Profiler("Multiple Source Cached Cascade Save"))
{
Employee3.Save();
}
}
for (int x = 0; x < 100; ++x)
{
using (Utilities.Profiler.Profiler Profiler = new Utilities.Profiler.Profiler("Multiple Source Cached Cascade All"))
{
Employee3.All().ForEach(y => { var Temp = y.Boss; });
}
}
for (int x = 0; x < 100; ++x)
{
using (Utilities.Profiler.Profiler Profiler = new Utilities.Profiler.Profiler("Multiple Source Cached Cascade Any"))
{
var Temp = Employee3.Any().Boss;
}
}
for (int x = 0; x < 100; ++x)
{
using (Utilities.Profiler.Profiler Profiler = new Utilities.Profiler.Profiler("Multiple Source Cached Cascade Paged"))
{
Employee3.Paged().ForEach(y => { var Temp = y.Boss; });
}
}
}
private static void TestUnsupportedTypes()
{
// Verify that saving objects with invalid properties result in exceptions
var employee2 = new Employee2
{
Name = "Alan",
Age = 31,
TimeWithCompany = TimeSpan.FromDays(300)
};
AssertExtensions.ExpectException(() => Context.Save(employee2),
typeof(InvalidOperationException),
"Type System.TimeSpan is unsupported, it cannot be instantiated");
var employee3 = new Employee3
{
Name = "Alan",
Age = 31,
EmptyProperty = new EmptyType()
};
AssertExtensions.ExpectException(() => Context.Save(employee3),
typeof(InvalidOperationException),
"Type AWSSDK_DotNet.IntegrationTests.Tests.DynamoDB.DynamoDBTests+EmptyType is unsupported, it has no supported members");
// Verify that objects that are invalid result in exceptions
AssertExtensions.ExpectException(() => Context.Scan <TimeSpan>(),
typeof(InvalidOperationException),
"Type System.TimeSpan is unsupported, it cannot be instantiated");
AssertExtensions.ExpectException(() => Context.Scan <EmptyType>(),
typeof(InvalidOperationException),
"Type AWSSDK_DotNet.IntegrationTests.Tests.DynamoDB.DynamoDBTests+EmptyType is unsupported, it has no supported members");
}
private async Task TestUnsupportedTypes()
{
InvalidOperationException exception;
// Verify that saving objects with invalid properties result in exceptions
var employee2 = new Employee2
{
Name = "Alan",
Age = 31,
TimeWithCompany = TimeSpan.FromDays(300)
};
exception = await Assert.ThrowsAsync <InvalidOperationException>(() => SharedTestFixture.Context.SaveAsync(employee2));
Assert.Equal(exception.Message, "Type System.TimeSpan is unsupported, it cannot be instantiated");
var employee3 = new Employee3
{
Name = "Alan",
Age = 31,
EmptyProperty = new EmptyType()
};
exception = await Assert.ThrowsAsync <InvalidOperationException>(() => SharedTestFixture.Context.SaveAsync(employee3));
Assert.Equal(exception.Message, "Type Amazon.DNXCore.IntegrationTests.DynamoDB.DynamoDBTests+EmptyType is unsupported, it has no supported members");
// Verify that objects that are invalid result in exceptions
exception = await Assert.ThrowsAsync <InvalidOperationException>(() => SharedTestFixture.Context.ScanAsync <TimeSpan>(new List <ScanCondition>(), null).GetNextSetAsync());
Assert.Equal(exception.Message, "Type System.TimeSpan is unsupported, it cannot be instantiated");
exception = await Assert.ThrowsAsync <InvalidOperationException>(() => SharedTestFixture.Context.ScanAsync <EmptyType>(new List <ScanCondition>(), null).GetNextSetAsync());
Assert.Equal(exception.Message, "Type Amazon.DNXCore.IntegrationTests.DynamoDB.DynamoDBTests+EmptyType is unsupported, it has no supported members");
}
private static async Task TestUnsupportedTypes()
{
// Verify that saving objects with invalid properties result in exceptions
var employee2 = new Employee2
{
Name = "Alan",
Age = 31,
TimeWithCompany = TimeSpan.FromDays(300)
};
await AssertExtensions.ExpectExceptionAsync <InvalidOperationException>(Context.SaveAsync(employee2),
"Type System.TimeSpan is unsupported, it cannot be instantiated");
var employee3 = new Employee3
{
Name = "Alan",
Age = 31,
EmptyProperty = new EmptyType()
};
await AssertExtensions.ExpectExceptionAsync <InvalidOperationException>(Context.SaveAsync(employee3),
"Type CommonTests.IntegrationTests.DynamoDB.DynamoDBTests+EmptyType is unsupported, it has no supported members");
// Verify that objects that are invalid result in exceptions
AssertExtensions.ExpectException <InvalidOperationException>(() => Context.ScanAsync <TimeSpan>(new ScanCondition[] {}),
"Type System.TimeSpan is unsupported, it cannot be instantiated");
AssertExtensions.ExpectException <InvalidOperationException>(() => Context.ScanAsync <EmptyType>(new ScanCondition[] { }),
"Type CommonTests.IntegrationTests.DynamoDB.DynamoDBTests+EmptyType is unsupported, it has no supported members");
}
// Демонстрация работы с полями и свойствами
/* Среда Visual Studio предлагает фрагмент кода prop.
* Если вы наберете слово prop и два раза нажмете клавишу <ТаЬ>,
* то IDE-среда сгенерирует начальный код для нового автоматического свойства.
* Затем с помощью клавиши <ТаЬ> можно циклически проходить по всем частям
* определения и заполнять необходимые детали. Испытайте описанный прием.*/
public static void Demo()
{
// первый способ
Employee1 emp1 = new Employee1();
emp1.Name = "Bob";
emp1.Id = 1;
// второй способ
Employee2 emp2 = new Employee2();
emp2.Name = "Jane";
emp2.Id = 2;
// третий способ (делает тоже, что и первый) - с версии C# 3.0
Employee3 emp3 = new Employee3 {
Name = "Ohhh...", Id = 666
};
}
private static void TestUnsupportedTypes()
{
// Verify that saving objects with invalid properties result in exceptions
var employee2 = new Employee2
{
Name = "Alan",
Age = 31,
TimeWithCompany = TimeSpan.FromDays(300)
};
AutoResetEvent ars = new AutoResetEvent(false);
Context.SaveAsync <Employee2>(employee2, (result) =>
{
var exception = result.Exception;
Assert.AreEqual(typeof(InvalidOperationException), exception.GetType());
ars.Set();
}, options);
ars.WaitOne();
var employee3 = new Employee3
{
Name = "Alan",
Age = 31,
EmptyProperty = new EmptyType()
};
Context.SaveAsync <Employee3>(employee3, (result) =>
{
var exception = result.Exception;
Assert.AreEqual(typeof(InvalidOperationException), exception.GetType());
ars.Set();
}, options);
ars.WaitOne();
// Verify that objects that are invalid result in exceptions
ExpectException <InvalidOperationException>(() => Context.ScanAsync <TimeSpan>(new ScanCondition[] { }));
ExpectException <InvalidOperationException>(() => Context.ScanAsync <EmptyType>(new ScanCondition[] { }));
}
