public void TestGetExpressionParameters()
{
// Create a content filtered topic without expression parameters
string query = "Id <= 1";
string topicName = "FilteredTopic";
ContentFilteredTopic filteredTopic = _participant.CreateContentFilteredTopic(topicName, _topic, query);
Assert.IsNotNull(filteredTopic);
// Test with null parameter
ReturnCode result = filteredTopic.GetExpressionParameters(null);
Assert.AreEqual(ReturnCode.BadParameter, result);
// Check empty expression parameters
List <string> parameters = new List <string> {
"1"
};
result = filteredTopic.GetExpressionParameters(parameters);
Assert.AreEqual(ReturnCode.Ok, result);
Assert.IsNotNull(parameters);
Assert.AreEqual(0, parameters.Count);
// Create a content filtered topic with one expression parameter
query = "Id <= %0";
topicName = "FilteredTopic1";
string parameter1 = "10";
ContentFilteredTopic filteredTopic1 = _participant.CreateContentFilteredTopic(topicName, _topic, query, parameter1);
Assert.IsNotNull(filteredTopic1);
parameters = new List <string> {
"1"
};
result = filteredTopic1.GetExpressionParameters(parameters);
Assert.AreEqual(ReturnCode.Ok, result);
Assert.IsNotNull(parameters);
Assert.AreEqual(1, parameters.Count);
Assert.AreEqual(parameter1, parameters[0]);
// Create a content filtered topic with two expression parameter
query = "Id <= %0 AND Id <= %1";
topicName = "FilteredTopic2";
parameter1 = "0";
string parameter2 = "10";
ContentFilteredTopic filteredTopic2 = _participant.CreateContentFilteredTopic(topicName, _topic, query, parameter1, parameter2);
Assert.IsNotNull(filteredTopic2);
parameters = new List <string> {
"1"
};
result = filteredTopic2.GetExpressionParameters(parameters);
Assert.AreEqual(ReturnCode.Ok, result);
Assert.IsNotNull(parameters);
Assert.AreEqual(2, parameters.Count);
Assert.AreEqual(parameter1, parameters[0]);
Assert.AreEqual(parameter2, parameters[1]);
}
public void TestSetExpressionParameters()
{
// Create a content filtered topic with two expression parameter
string query = "Id <= %0 AND Id <= %1";
string topicName = "FilteredTopic";
string parameter1 = "0";
string parameter2 = "10";
// Test with incorrect number of parameters
ContentFilteredTopic filteredTopic = _participant.CreateContentFilteredTopic(topicName, _topic, query, parameter1);
Assert.IsNull(filteredTopic);
// Test with correct number of parameters
filteredTopic = _participant.CreateContentFilteredTopic(topicName, _topic, query, parameter1, parameter2);
Assert.IsNotNull(filteredTopic);
// Test with null parameter
ReturnCode result = filteredTopic.SetExpressionParameters(null);
Assert.AreEqual(ReturnCode.BadParameter, result);
// Test with incorrect number of expression parameters
result = filteredTopic.SetExpressionParameters(parameter1);
Assert.AreEqual(ReturnCode.Error, result);
result = filteredTopic.SetExpressionParameters();
Assert.AreEqual(ReturnCode.Error, result);
// Test with correct number of expression parameters
result = filteredTopic.SetExpressionParameters(parameter2, parameter1);
Assert.AreEqual(ReturnCode.Ok, result);
List <string> parameters = new List <string> {
"1"
};
result = filteredTopic.GetExpressionParameters(parameters);
Assert.AreEqual(ReturnCode.Ok, result);
Assert.IsNotNull(parameters);
Assert.AreEqual(2, parameters.Count);
Assert.AreEqual(parameter2, parameters[0]);
Assert.AreEqual(parameter1, parameters[1]);
}
