public static IEnumerable<TestCaseData> ProjectMessageCases()
{
//Match
var commands1 = new[] { CommandFactory(), CommandFactory() };
var handler1 = new SqlProjectionHandler(typeof(object), _ => commands1);
var resolver1 = new SqlProjectionHandlerResolver(message => new[] { handler1 });
yield return new TestCaseData(
resolver1,
new object(),
commands1);
//Mismatch
var resolver2 = new SqlProjectionHandlerResolver(message => new SqlProjectionHandler[0]);
yield return new TestCaseData(
resolver2,
new object(),
new SqlNonQueryCommand[0]);
//Multimatch
var commands3 = new[] { CommandFactory(), CommandFactory() };
var commands4 = new[] { CommandFactory(), CommandFactory() };
var handler3 = new SqlProjectionHandler(typeof(object), _ => commands3);
var handler4 = new SqlProjectionHandler(typeof(object), _ => commands4);
var resolver3 = new SqlProjectionHandlerResolver(message => new[] { handler3, handler4 });
yield return new TestCaseData(
resolver3,
new object(),
commands3.Concat(commands4).ToArray());
}
public static IEnumerable <TestCaseData> ProjectMessageCases()
{
//Match
var commands1 = new[] { CommandFactory(), CommandFactory() };
var handler1 = new SqlProjectionHandler(typeof(object), _ => commands1);
var resolver1 = new SqlProjectionHandlerResolver(message => new[] { handler1 });
yield return(new TestCaseData(
resolver1,
new object(),
commands1));
//Mismatch
var resolver2 = new SqlProjectionHandlerResolver(message => new SqlProjectionHandler[0]);
yield return(new TestCaseData(
resolver2,
new object(),
new SqlNonQueryCommand[0]));
//Multimatch
var commands3 = new[] { CommandFactory(), CommandFactory() };
var commands4 = new[] { CommandFactory(), CommandFactory() };
var handler3 = new SqlProjectionHandler(typeof(object), _ => commands3);
var handler4 = new SqlProjectionHandler(typeof(object), _ => commands4);
var resolver3 = new SqlProjectionHandlerResolver(message => new[] { handler3, handler4 });
yield return(new TestCaseData(
resolver3,
new object(),
commands3.Concat(commands4).ToArray()));
}
/// <summary>
/// Initializes a new instance of the <see cref="ProjectionTestSpecification"/> class.
/// </summary>
/// <param name="resolver">The projection handler resolver.</param>
/// <param name="messages">The messages to project.</param>
/// <param name="verification">The verification method.</param>
/// <exception cref="System.ArgumentNullException">Thrown when
/// <paramref name="resolver"/>
/// or
/// <paramref name="messages"/>
/// or
/// <paramref name="verification"/> is null.
/// </exception>
public ProjectionTestSpecification(SqlProjectionHandlerResolver resolver, object[] messages,
Table[] tables,
Func <NpgsqlConnection, CancellationToken, Task <VerificationResult> > verification)
{
if (resolver == null)
{
throw new ArgumentNullException(nameof(resolver));
}
if (messages == null)
{
throw new ArgumentNullException(nameof(messages));
}
if (tables == null)
{
throw new ArgumentNullException(nameof(tables));
}
if (verification == null)
{
throw new ArgumentNullException(nameof(verification));
}
Resolver = resolver;
Messages = messages;
Tables = tables;
Verification = verification;
}
/// <summary>
/// Initializes a new instance of the <see cref="AsyncSqlProjector"/> class.
/// </summary>
/// <param name="resolver">The handler resolver.</param>
/// <param name="executor">The command executor.</param>
/// <exception cref="System.ArgumentNullException">Thrown when <paramref name="resolver"/> or <paramref name="executor"/> is <c>null</c>.</exception>
public AsyncSqlProjector(SqlProjectionHandlerResolver resolver, IAsyncSqlNonQueryCommandExecutor executor)
{
if (resolver == null) throw new ArgumentNullException("resolver");
if (executor == null) throw new ArgumentNullException("executor");
_resolver = resolver;
_executor = executor;
}
/// <summary>
/// Initializes a new instance of the <see cref="NpgsqlProjectionScenario"/> class.
/// </summary>
/// <param name="resolver">The projection handler resolver.</param>
/// <exception cref="System.ArgumentNullException">Thrown when <paramref name="resolver"/> is <c>null</c>.</exception>
public NpgsqlProjectionScenario(SqlProjectionHandlerResolver resolver)
{
if (resolver == null)
{
throw new ArgumentNullException(nameof(resolver));
}
Resolver = resolver;
Messages = Array.Empty <object>();
Tables = Array.Empty <Table>();
}
public async void ProjectAsyncMessagesCausesExecutorToBeCalledWithExpectedCommands(
SqlProjectionHandlerResolver resolver,
object[] messages,
SqlNonQueryCommand[] commands)
{
var mock = new ExecutorMock();
var sut = SutFactory(resolver, mock);
var result = await sut.ProjectAsync(messages);
Assert.That(result, Is.EqualTo(commands.Length));
Assert.That(mock.Commands, Is.EquivalentTo(commands));
}
public async Task ProjectAsyncMessageTokenCausesExecutorToBeCalledWithExpectedCommands(
SqlProjectionHandlerResolver resolver,
object message,
SqlNonQueryCommand[] commands)
{
var mock = new ExecutorMock();
var sut = SutFactory(resolver, mock);
var result = await sut.ProjectAsync(message, CancellationToken.None);
Assert.That(result, Is.EqualTo(commands.Length));
Assert.That(mock.Commands, Is.EquivalentTo(commands));
}
public void ProjectMessagesCausesExecutorToBeCalledWithExpectedCommands(
SqlProjectionHandlerResolver resolver,
object[] messages,
SqlNonQueryCommand[] commands)
{
var mock = new ExecutorMock();
var sut = SutFactory(resolver, mock);
var result = sut.Project(messages);
Assert.That(result, Is.EqualTo(commands.Length));
Assert.That(mock.Commands, Is.EquivalentTo(commands));
}
/// <summary>
/// Initializes a new instance of the <see cref="SqlProjector"/> class.
/// </summary>
/// <param name="resolver">The handler resolver.</param>
/// <param name="executor">The command executor.</param>
/// <exception cref="System.ArgumentNullException">Thrown when <paramref name="resolver"/> or <paramref name="executor"/> is <c>null</c>.</exception>
public SqlProjector(SqlProjectionHandlerResolver resolver, ISqlNonQueryCommandExecutor executor)
{
if (resolver == null)
{
throw new ArgumentNullException("resolver");
}
if (executor == null)
{
throw new ArgumentNullException("executor");
}
_resolver = resolver;
_executor = executor;
}
private static AsyncSqlProjector SutFactory(SqlProjectionHandlerResolver resolver, IAsyncSqlNonQueryCommandExecutor executor)
{
return new AsyncSqlProjector(resolver, executor);
}
private static AsyncSqlProjector SutFactory(SqlProjectionHandlerResolver resolver)
{
return SutFactory(resolver, new ExecutorStub());
}
private NpgsqlProjectionScenario(SqlProjectionHandlerResolver resolver, object[] messages, Table[] tables)
{
Resolver = resolver;
Messages = messages;
Tables = tables;
}
private static AsyncSqlProjector SutFactory(SqlProjectionHandlerResolver resolver, IAsyncSqlNonQueryCommandExecutor executor)
{
return(new AsyncSqlProjector(resolver, executor));
}
private static AsyncSqlProjector SutFactory(SqlProjectionHandlerResolver resolver)
{
return(SutFactory(resolver, new ExecutorStub()));
}
