public void TestNoError()
{
// There is no PyErr to fetch
Assert.Throws <InvalidOperationException>(() => PythonException.FetchCurrentRaw());
var currentError = PythonException.FetchCurrentOrNullRaw();
Assert.IsNull(currentError);
}
public void TestPythonException_Normalize_ThrowsWhenErrorSet()
{
Exceptions.SetError(Exceptions.TypeError, "Error!");
var pythonException = PythonException.FetchCurrentRaw();
Exceptions.SetError(Exceptions.TypeError, "Another error");
Assert.Throws <InvalidOperationException>(() => pythonException.Normalize());
Exceptions.Clear();
}
public static void With(PyObject obj, Action <dynamic> Body)
{
// Behavior described here:
// https://docs.python.org/2/reference/datamodel.html#with-statement-context-managers
Exception ex = null;
PythonException pyError = null;
try
{
PyObject enterResult = obj.InvokeMethod("__enter__");
Body(enterResult);
}
catch (PythonException e)
{
ex = pyError = e;
}
catch (Exception e)
{
ex = e;
Exceptions.SetError(e);
pyError = PythonException.FetchCurrentRaw();
}
PyObject type = pyError?.Type ?? PyObject.None;
PyObject val = pyError?.Value ?? PyObject.None;
PyObject traceBack = pyError?.Traceback ?? PyObject.None;
var exitResult = obj.InvokeMethod("__exit__", type, val, traceBack);
if (ex != null && !exitResult.IsTrue())
{
throw ex;
}
}