public void DapperDbMultiInstanceTest()
{
SqlCeConnectionStringBuilder builder = new SqlCeConnectionStringBuilder()
{
DataSource = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "DapperTests.sdf")
};
for (int i = 0; i < 100; i++)
{
DapperAccessLayer.Create <IDapperTestsDb>(() => new SqlCeConnection(builder.ToString()));
}
}
public void SimpleDapperLayerTest()
{
DbConnectionMock con = new DbConnectionMock();
IDAL dal = DapperAccessLayer.Create <IDAL>(con);
Assert.IsNotNull(dal);
Assert.AreSame(dal.GetType(), DapperAccessLayer.Implement(typeof(IDAL)));
DapperAccessLayer.Create <IDAL>(con);
con.Table = new DataTable();
con.Table.Columns.Add("A");
con.Table.LoadDataRow(new[] { "a1" }, true);
DTO[] rows = dal.GetDTOs(new DTO()
{
A = "a", B = "b"
}).ToArray();
Assert.AreEqual(1, rows.Length);
Assert.AreEqual("a1", rows[0].A);
Assert.AreEqual(2, con.LastCommand.Parameters.Count);
Assert.AreEqual("a", ((IDbDataParameter)con.LastCommand.Parameters[0]).Value);
Assert.AreEqual("b", ((IDbDataParameter)con.LastCommand.Parameters[1]).Value);
rows = dal.GetDTOs("42", 42).ToArray();
Assert.AreEqual(1, rows.Length);
Assert.AreEqual("a1", rows[0].A);
Assert.AreEqual(2, con.LastCommand.Parameters.Count);
Assert.AreEqual("42", ((IDbDataParameter)con.LastCommand.Parameters[0]).Value);
Assert.AreEqual(42, ((IDbDataParameter)con.LastCommand.Parameters[1]).Value);
rows = dal.GetDTOsDynamic(new { A = "a", B = "b" }).ToArray();
Assert.AreEqual(1, rows.Length);
Assert.AreEqual("a1", rows[0].A);
Assert.AreEqual(2, con.LastCommand.Parameters.Count);
Assert.AreEqual("a", ((IDbDataParameter)con.LastCommand.Parameters[0]).Value);
Assert.AreEqual("b", ((IDbDataParameter)con.LastCommand.Parameters[1]).Value);
}
public void DapperDbConnectionTest()
{
SqlCeConnectionStringBuilder builder = new SqlCeConnectionStringBuilder()
{
DataSource = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "DapperTests.sdf")
};
using (var con = new SqlCeConnection(builder.ToString()))
{
IDapperTestsDb dal = DapperAccessLayer.Create <IDapperTestsDb>(con);
dal.ClearAccounts();
// No rows
Account[] accounts = dal.GetAllAccounts().ToArray();
Assert.AreEqual(0, accounts.Length);
// No single row
Account account = dal.GetAccount(-1).SingleOrDefault();
Assert.IsNull(account);
// Insert row and select it back
int affectedRows = dal.InsertAccount("DKK", "My DKK account");
Assert.AreEqual(1, affectedRows);
Assert.AreNotEqual(0, dal.GetAccountsByCurrency("DKK").Count());
Assert.AreEqual(0, dal.GetAccountsByCurrency("XXX").Count());
Assert.AreEqual("My DKK account", dal.GetAccountsByCurrency("DKK").Single().Description);
// Insert one more row
dal.InsertAccount(new Account()
{
AccountCurrency = "USD", Description = "USD"
});
Assert.AreEqual("USD", dal.GetAccountsByCurrency("USD").Single().Description);
// Insert many accounts
dal.ClearAccounts();
accounts = Enumerable.Range(0, 100).Select(i => new Account()
{
Description = i.ToString(), AccountCurrency = "GBP"
}).ToArray();
Assert.AreEqual(accounts.Length, dal.InsertAccounts(accounts));
Assert.AreEqual(accounts.Length, dal.CountAccounts().Single());
// Clean up
Assert.AreNotEqual(0, dal.ClearAccounts());
}
// Test transaction
using (var con = new SqlCeConnection(builder.ToString()))
{
IDapperTestsDb dal = DapperAccessLayer.Create <IDapperTestsDb>(con);
using (var tran = new TransactionScope())
{
con.Open();
// Insert accounts
dal.InsertAccount(new Account()
{
AccountCurrency = "USD", Description = "USD"
});
Assert.AreEqual(1, dal.CountAccounts().Single());
// Don't commit
}
Assert.AreEqual(0, dal.CountAccounts().Single());
}
}
