public void Can_create_new_connection_lazily_using_given_connection_string()
{
using (var connection = new FakeRelationalConnection(
CreateOptions(new FakeRelationalOptionsExtension { ConnectionString = "Database=FrodoLives" })))
{
Assert.Equal(0, connection.DbConnections.Count);
var dbConnection = connection.DbConnection;
Assert.Equal(1, connection.DbConnections.Count);
Assert.Equal("Database=FrodoLives", dbConnection.ConnectionString);
}
}
public async Task Lazy_connection_is_async_opened_and_closed_when_necessary()
{
using (var connection = new FakeRelationalConnection(
CreateOptions(new FakeRelationalOptionsExtension { ConnectionString = "Database=FrodoLives" })))
{
Assert.Equal(0, connection.DbConnections.Count);
var cancellationToken = new CancellationTokenSource().Token;
await connection.OpenAsync(cancellationToken);
Assert.Equal(1, connection.DbConnections.Count);
var dbConnection = connection.DbConnections[0];
Assert.Equal(1, dbConnection.OpenAsyncCount);
await connection.OpenAsync(cancellationToken);
await connection.OpenAsync(cancellationToken);
Assert.Equal(1, dbConnection.OpenAsyncCount);
connection.Close();
connection.Close();
Assert.Equal(1, dbConnection.OpenAsyncCount);
Assert.Equal(0, dbConnection.CloseCount);
connection.Close();
Assert.Equal(1, dbConnection.OpenAsyncCount);
Assert.Equal(1, dbConnection.CloseCount);
await connection.OpenAsync(cancellationToken);
Assert.Equal(2, dbConnection.OpenAsyncCount);
connection.Close();
Assert.Equal(2, dbConnection.OpenAsyncCount);
Assert.Equal(2, dbConnection.CloseCount);
}
}
public void Lazy_connection_is_opened_and_closed_when_necessary()
{
using (var connection = new FakeRelationalConnection(
CreateOptions(new FakeRelationalOptionsExtension { ConnectionString = "Database=FrodoLives" })))
{
Assert.Equal(0, connection.DbConnections.Count);
connection.Open();
Assert.Equal(1, connection.DbConnections.Count);
var dbConnection = connection.DbConnections[0];
Assert.Equal(1, dbConnection.OpenCount);
connection.Open();
connection.Open();
Assert.Equal(1, dbConnection.OpenCount);
connection.Close();
connection.Close();
Assert.Equal(1, dbConnection.OpenCount);
Assert.Equal(0, dbConnection.CloseCount);
connection.Close();
Assert.Equal(1, dbConnection.OpenCount);
Assert.Equal(1, dbConnection.CloseCount);
connection.Open();
Assert.Equal(2, dbConnection.OpenCount);
connection.Close();
Assert.Equal(2, dbConnection.OpenCount);
Assert.Equal(2, dbConnection.CloseCount);
}
}
public async Task Does_not_close_unmanaged_connections_on_exception(
Delegate commandDelegate,
string telemetryName,
bool async)
{
var exception = new InvalidOperationException();
var fakeDbConnection = new FakeDbConnection(
ConnectionString,
new FakeCommandExecutor(
c => { throw exception; },
c => { throw exception; },
(c, cb) => { throw exception; },
(c, ct) => { throw exception; },
(c, ct) => { throw exception; },
(c, cb, ct) => { throw exception; }));
var optionsExtension = new FakeRelationalOptionsExtension { Connection = fakeDbConnection };
var options = CreateOptions(optionsExtension);
var fakeConnection = new FakeRelationalConnection(options);
var relationalCommand = new RelationalCommand(
new FakeSensitiveDataLogger<RelationalCommand>(),
new DiagnosticListener("Fake"),
"ExecuteReader Command",
new RelationalParameter[0]);
if (async)
{
await Assert.ThrowsAsync<InvalidOperationException>(
async ()
=> await ((Func<RelationalCommand, bool, IRelationalConnection, Task>)commandDelegate)(relationalCommand, false, fakeConnection));
Assert.Equal(0, fakeDbConnection.OpenAsyncCount);
}
else
{
Assert.Throws<InvalidOperationException>(()
=> ((Action<RelationalCommand, bool, IRelationalConnection>)commandDelegate)(relationalCommand, false, fakeConnection));
Assert.Equal(0, fakeDbConnection.OpenCount);
}
Assert.Equal(0, fakeDbConnection.CloseCount);
}
public async Task Can_ExecuteReaderAsync(bool manageConnection)
{
var executeReaderCount = 0;
var disposeCount = -1;
var dbDataReader = new FakeDbDataReader();
var fakeDbConnection = new FakeDbConnection(
ConnectionString,
new FakeCommandExecutor(
executeReaderAsync: (c, b, ct) =>
{
executeReaderCount++;
disposeCount = c.DisposeCount;
return Task.FromResult<DbDataReader>(dbDataReader);
}));
var optionsExtension = new FakeRelationalOptionsExtension { Connection = fakeDbConnection };
var options = CreateOptions(optionsExtension);
var fakeConnection = new FakeRelationalConnection(options);
var relationalCommand = new RelationalCommand(
new FakeSensitiveDataLogger<RelationalCommand>(),
new DiagnosticListener("Fake"),
"ExecuteReader Command",
new RelationalParameter[0]);
var result = await relationalCommand.ExecuteReaderAsync(fakeConnection, manageConnection: manageConnection);
Assert.Same(dbDataReader, result.DbDataReader);
Assert.Equal(0, fakeDbConnection.CloseCount);
var expectedCount = manageConnection ? 1 : 0;
Assert.Equal(expectedCount, fakeDbConnection.OpenCount);
// Durring command execution
Assert.Equal(1, executeReaderCount);
Assert.Equal(0, disposeCount);
// After command execution
Assert.Equal(0, dbDataReader.DisposeCount);
Assert.Equal(0, fakeDbConnection.DbCommands[0].DisposeCount);
// After reader dispose
result.Dispose();
Assert.Equal(1, dbDataReader.DisposeCount);
Assert.Equal(1, fakeDbConnection.DbCommands[0].DisposeCount);
Assert.Equal(expectedCount, fakeDbConnection.CloseCount);
}
public void Can_ExecuteScalar(bool manageConnection)
{
var executeScalarCount = 0;
var disposeCount = -1;
var fakeDbConnection = new FakeDbConnection(
ConnectionString,
new FakeCommandExecutor(
executeScalar: c =>
{
executeScalarCount++;
disposeCount = c.DisposeCount;
return "ExecuteScalar Result";
}));
var optionsExtension = new FakeRelationalOptionsExtension { Connection = fakeDbConnection };
var options = CreateOptions(optionsExtension);
var fakeConnection = new FakeRelationalConnection(options);
var relationalCommand = new RelationalCommand(
new FakeSensitiveDataLogger<RelationalCommand>(),
new DiagnosticListener("Fake"),
"ExecuteScalar Command",
new RelationalParameter[0]);
var result = (string)relationalCommand.ExecuteScalar(fakeConnection, manageConnection: manageConnection);
Assert.Equal("ExecuteScalar Result", result);
var expectedCount = manageConnection ? 1 : 0;
Assert.Equal(expectedCount, fakeDbConnection.OpenCount);
Assert.Equal(expectedCount, fakeDbConnection.CloseCount);
// Durring command execution
Assert.Equal(1, executeScalarCount);
Assert.Equal(0, disposeCount);
// After command execution
Assert.Equal(1, fakeDbConnection.DbCommands[0].DisposeCount);
}
public void Throws_if_CommandTimeout_out_of_range()
{
using (var connection = new FakeRelationalConnection(
CreateOptions(new FakeRelationalOptionsExtension { ConnectionString = "Database=FrodoLives" })))
{
Assert.Throws<ArgumentException>(
() => connection.CommandTimeout = -1);
}
}
public void Lazy_connection_is_not_created_just_so_it_can_be_disposed()
{
var connection = new FakeRelationalConnection(
CreateOptions(new FakeRelationalOptionsExtension { ConnectionString = "Database=FrodoLives" }));
connection.Dispose();
Assert.Equal(0, connection.DbConnections.Count);
}
public async Task Reports_command_diagnostic(
Delegate commandDelegate,
string diagnosticName,
bool async)
{
var options = CreateOptions();
var fakeConnection = new FakeRelationalConnection(options);
var diagnostic = new List<Tuple<string, object>>();
var relationalCommand = new RelationalCommand(
new SensitiveDataLogger<RelationalCommand>(
new FakeSensitiveDataLogger<RelationalCommand>(),
options),
new ListDiagnosticSource(diagnostic),
"Command Text",
new[]
{
new RelationalParameter("FirstParameter", 17, new RelationalTypeMapping("int", typeof(int), DbType.Int32), false)
});
if (async)
{
await ((Func<RelationalCommand, bool, IRelationalConnection, Task>)commandDelegate)(relationalCommand, true, fakeConnection);
}
else
{
((Action<RelationalCommand, bool, IRelationalConnection>)commandDelegate)(relationalCommand, true, fakeConnection);
}
Assert.Equal(2, diagnostic.Count);
Assert.Equal(RelationalDiagnostics.BeforeExecuteCommand, diagnostic[0].Item1);
Assert.Equal(RelationalDiagnostics.AfterExecuteCommand, diagnostic[1].Item1);
dynamic beforeData = diagnostic[0].Item2;
dynamic afterData = diagnostic[1].Item2;
Assert.Equal(fakeConnection.DbConnections[0].DbCommands[0], beforeData.Command);
Assert.Equal(fakeConnection.DbConnections[0].DbCommands[0], afterData.Command);
Assert.Equal(diagnosticName, beforeData.ExecuteMethod);
Assert.Equal(diagnosticName, afterData.ExecuteMethod);
Assert.Equal(async, beforeData.IsAsync);
Assert.Equal(async, afterData.IsAsync);
}
public void Existing_connection_is_not_disposed_even_after_being_opened_and_closed()
{
var dbConnection = new FakeDbConnection("Database=FrodoLives");
var connection = new FakeRelationalConnection(
CreateOptions(new FakeRelationalOptionsExtension { Connection = dbConnection }));
Assert.Equal(0, connection.DbConnections.Count);
Assert.Same(dbConnection, connection.DbConnection);
connection.Open();
connection.Close();
connection.Dispose();
Assert.Equal(1, dbConnection.OpenCount);
Assert.Equal(1, dbConnection.CloseCount);
Assert.Equal(0, dbConnection.DisposeCount);
Assert.Equal(0, connection.DbConnections.Count);
Assert.Same(dbConnection, connection.DbConnection);
connection.Open();
connection.Close();
connection.Dispose();
Assert.Equal(2, dbConnection.OpenCount);
Assert.Equal(2, dbConnection.CloseCount);
Assert.Equal(0, dbConnection.DisposeCount);
}
public void Existing_connection_can_be_opened_and_closed_externally()
{
var dbConnection = new FakeDbConnection(
"Database=FrodoLives",
state: ConnectionState.Closed);
using (var connection = new FakeRelationalConnection(
CreateOptions(new FakeRelationalOptionsExtension { Connection = dbConnection })))
{
Assert.Equal(0, connection.DbConnections.Count);
connection.Open();
Assert.Equal(0, connection.DbConnections.Count);
Assert.Equal(1, dbConnection.OpenCount);
connection.Close();
Assert.Equal(1, dbConnection.OpenCount);
Assert.Equal(1, dbConnection.CloseCount);
dbConnection.SetState(ConnectionState.Open);
connection.Open();
Assert.Equal(1, dbConnection.OpenCount);
Assert.Equal(1, dbConnection.CloseCount);
connection.Close();
Assert.Equal(1, dbConnection.OpenCount);
Assert.Equal(1, dbConnection.CloseCount);
dbConnection.SetState(ConnectionState.Closed);
connection.Open();
Assert.Equal(2, dbConnection.OpenCount);
Assert.Equal(1, dbConnection.CloseCount);
connection.Close();
Assert.Equal(2, dbConnection.OpenCount);
Assert.Equal(2, dbConnection.CloseCount);
}
}
public void Existing_connection_can_start_in_opened_state()
{
var dbConnection = new FakeDbConnection(
"Database=FrodoLives",
state: ConnectionState.Open);
using (var connection = new FakeRelationalConnection(
CreateOptions(new FakeRelationalOptionsExtension { Connection = dbConnection })))
{
Assert.Equal(0, connection.DbConnections.Count);
connection.Open();
Assert.Equal(0, connection.DbConnections.Count);
Assert.Equal(0, dbConnection.OpenCount);
connection.Open();
connection.Open();
Assert.Equal(0, dbConnection.OpenCount);
connection.Close();
connection.Close();
Assert.Equal(0, dbConnection.OpenCount);
Assert.Equal(0, dbConnection.CloseCount);
connection.Close();
Assert.Equal(0, dbConnection.OpenCount);
Assert.Equal(0, dbConnection.CloseCount);
connection.Open();
Assert.Equal(0, dbConnection.OpenCount);
connection.Close();
Assert.Equal(0, dbConnection.OpenCount);
Assert.Equal(0, dbConnection.CloseCount);
}
}
public void Existing_connection_is_opened_and_closed_when_necessary()
{
var dbConnection = new FakeDbConnection("Database=FrodoLives");
using (var connection = new FakeRelationalConnection(
CreateOptions(new FakeRelationalOptionsExtension { Connection = dbConnection })))
{
Assert.Equal(0, connection.DbConnections.Count);
connection.Open();
Assert.Equal(0, connection.DbConnections.Count);
Assert.Equal(1, dbConnection.OpenCount);
connection.Open();
connection.Open();
Assert.Equal(1, dbConnection.OpenCount);
connection.Close();
connection.Close();
Assert.Equal(1, dbConnection.OpenCount);
Assert.Equal(0, dbConnection.CloseCount);
connection.Close();
Assert.Equal(1, dbConnection.OpenCount);
Assert.Equal(1, dbConnection.CloseCount);
connection.Open();
Assert.Equal(2, dbConnection.OpenCount);
connection.Close();
Assert.Equal(2, dbConnection.OpenCount);
Assert.Equal(2, dbConnection.CloseCount);
}
}
public void Can_create_new_connection_from_exsting_DbConnection()
{
var dbConnection = new FakeDbConnection("Database=FrodoLives");
using (var connection = new FakeRelationalConnection(
CreateOptions(new FakeRelationalOptionsExtension { Connection = dbConnection })))
{
Assert.Equal(0, connection.DbConnections.Count);
Assert.Same(dbConnection, connection.DbConnection);
Assert.Equal(0, connection.DbConnections.Count);
}
}
public async Task Logs_commands_without_parameter_values(
Delegate commandDelegate,
string diagnosticName,
bool async)
{
var options = CreateOptions();
var fakeConnection = new FakeRelationalConnection(options);
var log = new List<Tuple<LogLevel, string>>();
var relationalCommand = new RelationalCommand(
new SensitiveDataLogger<RelationalCommand>(
new ListLogger<RelationalCommand>(log),
options),
new DiagnosticListener("Fake"),
"Command Text",
new[]
{
new RelationalParameter("FirstParameter", 17, new RelationalTypeMapping("int", typeof(int), DbType.Int32), false)
});
if (async)
{
await ((Func<RelationalCommand, bool, IRelationalConnection, Task>)commandDelegate)(relationalCommand, true, fakeConnection);
}
else
{
((Action<RelationalCommand, bool, IRelationalConnection>)commandDelegate)(relationalCommand, true, fakeConnection);
}
Assert.Equal(1, log.Count);
Assert.Equal(LogLevel.Information, log[0].Item1);
Assert.EndsWith(
@"[Parameters=[FirstParameter='?'], CommandType='0', CommandTimeout='30']
Command Text",
log[0].Item2);
}
public void Can_create_new_connection_with_CommandTimeout()
{
using (var connection = new FakeRelationalConnection(
CreateOptions(new FakeRelationalOptionsExtension
{
ConnectionString = "Database=FrodoLives",
CommandTimeout = 99
})))
{
Assert.Equal(99, connection.CommandTimeout);
}
}
public async Task Logs_commands_parameter_values_and_warnings(
Delegate commandDelegate,
string diagnosticName,
bool async)
{
var optionsExtension = new FakeRelationalOptionsExtension
{
ConnectionString = ConnectionString
};
var options = CreateOptions(optionsExtension, logParameters: true);
var fakeConnection = new FakeRelationalConnection(options);
var log = new List<Tuple<LogLevel, string>>();
var relationalCommand = new RelationalCommand(
new SensitiveDataLogger<RelationalCommand>(
new ListLogger<RelationalCommand>(log),
options),
new DiagnosticListener("Fake"),
"Command Text",
new[]
{
new RelationalParameter("FirstParameter", 17, new RelationalTypeMapping("int", typeof(int), DbType.Int32), false)
});
if (async)
{
await ((Func<RelationalCommand, bool, IRelationalConnection, Task>)commandDelegate)(relationalCommand, true, fakeConnection);
}
else
{
((Action<RelationalCommand, bool, IRelationalConnection>)commandDelegate)(relationalCommand, true, fakeConnection);
}
Assert.Equal(2, log.Count);
Assert.Equal(LogLevel.Warning, log[0].Item1);
Assert.Equal(
@"SQL parameter value logging is enabled. As SQL parameter values may include sensitive application data, this mode should only be enabled during development.",
log[0].Item2);
Assert.Equal(LogLevel.Information, log[1].Item1);
Assert.EndsWith(
@"[Parameters=[FirstParameter='17'], CommandType='0', CommandTimeout='30']
Command Text",
log[1].Item2);
}
public void Can_set_CommandTimeout()
{
using (var connection = new FakeRelationalConnection(
CreateOptions(new FakeRelationalOptionsExtension { ConnectionString = "Database=FrodoLives" })))
{
connection.CommandTimeout = 88;
Assert.Equal(88, connection.CommandTimeout);
}
}
public async Task Reports_command_diagnostic_on_exception(
Delegate commandDelegate,
string diagnosticName,
bool async)
{
var exception = new InvalidOperationException();
var fakeDbConnection = new FakeDbConnection(
ConnectionString,
new FakeCommandExecutor(
c => { throw exception; },
c => { throw exception; },
(c, cb) => { throw exception; },
(c, ct) => { throw exception; },
(c, ct) => { throw exception; },
(c, cb, ct) => { throw exception; }));
var optionsExtension = new FakeRelationalOptionsExtension { Connection = fakeDbConnection };
var options = CreateOptions(optionsExtension);
var fakeConnection = new FakeRelationalConnection(options);
var diagnostic = new List<Tuple<string, object>>();
var relationalCommand = new RelationalCommand(
new SensitiveDataLogger<RelationalCommand>(
new FakeSensitiveDataLogger<RelationalCommand>(),
options),
new ListDiagnosticSource(diagnostic),
"Command Text",
new[]
{
new RelationalParameter("FirstParameter", 17, new RelationalTypeMapping("int", typeof(int), DbType.Int32), false)
});
if (async)
{
await Assert.ThrowsAsync<InvalidOperationException>(
async ()
=> await ((Func<RelationalCommand, bool, IRelationalConnection, Task>)commandDelegate)(relationalCommand, true, fakeConnection));
}
else
{
Assert.Throws<InvalidOperationException>(()
=> ((Action<RelationalCommand, bool, IRelationalConnection>)commandDelegate)(relationalCommand, true, fakeConnection));
}
Assert.Equal(2, diagnostic.Count);
Assert.Equal(RelationalDiagnostics.BeforeExecuteCommand, diagnostic[0].Item1);
Assert.Equal(RelationalDiagnostics.CommandExecutionError, diagnostic[1].Item1);
dynamic beforeData = diagnostic[0].Item2;
dynamic afterData = diagnostic[1].Item2;
Assert.Equal(fakeDbConnection.DbCommands[0], beforeData.Command);
Assert.Equal(fakeDbConnection.DbCommands[0], afterData.Command);
Assert.Equal(diagnosticName, beforeData.ExecuteMethod);
Assert.Equal(diagnosticName, afterData.ExecuteMethod);
Assert.Equal(async, beforeData.IsAsync);
Assert.Equal(async, afterData.IsAsync);
Assert.Equal(exception, afterData.Exception);
}
public void Lazy_connection_is_recreated_if_used_again_after_being_disposed()
{
var connection = new FakeRelationalConnection(
CreateOptions(new FakeRelationalOptionsExtension { ConnectionString = "Database=FrodoLives" }));
Assert.Equal(0, connection.DbConnections.Count);
var dbConnection = (FakeDbConnection)connection.DbConnection;
Assert.Equal(1, connection.DbConnections.Count);
connection.Open();
connection.Close();
connection.Dispose();
Assert.Equal(1, dbConnection.OpenCount);
Assert.Equal(1, dbConnection.CloseCount);
Assert.Equal(1, dbConnection.DisposeCount);
Assert.Equal(1, connection.DbConnections.Count);
dbConnection = (FakeDbConnection)connection.DbConnection;
Assert.Equal(2, connection.DbConnections.Count);
connection.Open();
connection.Close();
connection.Dispose();
Assert.Equal(1, dbConnection.OpenCount);
Assert.Equal(1, dbConnection.CloseCount);
Assert.Equal(1, dbConnection.DisposeCount);
}