public void VerifyEsentErrorExceptionSerializationPreservesError()
{
var originalException = new EsentErrorException(JET_err.VersionStoreOutOfMemory);
var stream = new MemoryStream();
var formatter = new BinaryFormatter();
formatter.Serialize(stream, originalException);
stream.Position = 0; // rewind
var deserializedException = (EsentErrorException)formatter.Deserialize(stream);
Assert.AreEqual(originalException.Error, deserializedException.Error);
}
public void VerifyEsentErrorExceptionHasMessage()
{
var ex = new EsentErrorException(JET_err.AccessDenied);
Assert.IsNotNull(ex.Message);
}
public void VerifyEsentErrorExceptionHasDefaultErrorDescription()
{
var mocks = new MockRepository();
var mockApi = mocks.StrictMock<IJetApi>();
using (new ApiTestHook(mockApi))
{
Expect.Call(
mockApi.JetGetSystemParameter(
Arg<JET_INSTANCE>.Is.Anything,
Arg<JET_SESID>.Is.Anything,
Arg<JET_param>.Is.Equal(JET_param.ErrorToString),
ref Arg<int>.Ref(Is.Equal((int)JET_err.OutOfMemory), (int)JET_err.OutOfMemory).Dummy,
out Arg<string>.Out(null).Dummy,
Arg<int>.Is.Anything))
.Return((int)JET_err.InvalidParameter);
mocks.ReplayAll();
var ex = new EsentErrorException(JET_err.OutOfMemory);
Assert.IsTrue(!String.IsNullOrEmpty(ex.ErrorDescription));
}
}
public void VerifyEsentErrorExceptionConstructorSetsError()
{
var ex = new EsentErrorException(JET_err.AccessDenied);
Assert.AreEqual(JET_err.AccessDenied, ex.Error);
}
public void VerifyEsentErrorExceptionGetsErrorDescriptionFromSystemParameter()
{
var mocks = new MockRepository();
var mockApi = mocks.StrictMock<IJetApi>();
using (new ApiTestHook(mockApi))
{
const string ExpectedDescription = "Error Description";
Expect.Call(
mockApi.JetGetSystemParameter(
Arg<JET_INSTANCE>.Is.Anything,
Arg<JET_SESID>.Is.Anything,
Arg<JET_param>.Is.Equal(JET_param.ErrorToString),
ref Arg<int>.Ref(Is.Equal((int)JET_err.OutOfMemory), (int)JET_err.OutOfMemory).Dummy,
out Arg<string>.Out(ExpectedDescription).Dummy,
Arg<int>.Is.Anything))
.Return((int)JET_err.Success);
mocks.ReplayAll();
var ex = new EsentErrorException(JET_err.OutOfMemory);
Assert.AreEqual(ExpectedDescription, ex.ErrorDescription);
}
}