public void OpenDispose_Basic_Success()
{
bool[] dbReaderReads = { true, true, false };
var fakeDbReader = A.Fake <IDataReader>();
var fakeDbReaderReadCall = A.CallTo(() => fakeDbReader.Read());
fakeDbReaderReadCall.ReturnsNextFromSequence(dbReaderReads);
var fakeDbCommand = A.Fake <IDbCommand>();
A.CallTo(() => fakeDbCommand.ExecuteNonQuery()).Returns(2);
A.CallTo(() => fakeDbCommand.ExecuteScalar()).Returns(3);
A.CallTo(() => fakeDbCommand.ExecuteReader()).Returns(fakeDbReader);
var fakeConnection = A.Fake <IDbConnection>();
var fakeConnectionDisposeCall = A.CallTo(() => fakeConnection.Dispose());
var fakeConnectionOpenCall = A.CallTo(() => fakeConnection.Open());
A.CallTo(() => fakeConnection.CreateCommand())
.Returns(fakeDbCommand);
IDbProviderFactory fakeDbProviderFactory = A.Fake <IDbProviderFactory>();
var createConnectionCall = A.CallTo(() => fakeDbProviderFactory.CreateConnection());
createConnectionCall.Returns(fakeConnection);
DbOperation dbOperation = new DbOperation(string.Empty, string.Empty, new TraceSource("ss"), fakeDbProviderFactory);
dbOperation.ExecuteNonQuery();
int readCount = dbOperation.ExecuteReader(A.Fake <Action <IDataRecord, IDbOperation> >());
Assert.AreEqual(dbReaderReads.Length - 1, readCount);
createConnectionCall.MustHaveHappened(Repeated.Exactly.Twice);
fakeConnectionOpenCall.MustHaveHappened(Repeated.Exactly.Twice);
fakeConnectionDisposeCall.MustHaveHappened(Repeated.Exactly.Twice);
}
public void DbExceptionThrown()
{
string msg = Guid.NewGuid().ToString("N");
var fakeDbCommand = A.Fake <IDbCommand>();
A.CallTo(() => fakeDbCommand.ExecuteNonQuery()).Throws(new Exception(msg));
A.CallTo(() => fakeDbCommand.ExecuteScalar()).Throws(new Exception(msg));
A.CallTo(() => fakeDbCommand.ExecuteReader()).Throws(new Exception(msg));
var fakeConnection = A.Fake <IDbConnection>();
A.CallTo(() => fakeConnection.CreateCommand())
.Returns(fakeDbCommand);
IDbProviderFactory fakeDbProviderFactory = A.Fake <IDbProviderFactory>();
var createConnectionCall = A.CallTo(() => fakeDbProviderFactory.CreateConnection());
createConnectionCall.Returns(fakeConnection);
DbOperation dbOperation = new DbOperation(string.Empty, string.Empty, new TraceSource("ss"), fakeDbProviderFactory);
try
{
dbOperation.ExecuteNonQuery();
Assert.Fail("Expected exception was not thrown.");
}
catch (Exception e)
{
Assert.AreEqual(msg, e.Message);
}
try
{
dbOperation.ExecuteScalar();
Assert.Fail("Expected exception was not thrown.");
}
catch (Exception e)
{
Assert.AreEqual(msg, e.Message);
}
try
{
dbOperation.ExecuteReader(A.Fake <Action <IDataRecord, IDbOperation> >());
Assert.Fail("Expected exception was not thrown.");
}
catch (Exception e)
{
Assert.AreEqual(msg, e.Message);
}
try
{
dbOperation.ExecuteNonQueryAsync().Wait();
Assert.Fail("Expected exception was not thrown.");
}
catch (Exception e)
{
Assert.AreEqual(msg, e.Message);
}
}