public void ValidateMultipleThreads()
{
ConcurrentBag <int> countList = new ConcurrentBag <int>();
int count = 20;
List <Task> tasks = new List <Task>();
for (int i = 0; i < count; i++)
{
int k = i;
Task task = Task.Run(() => {
UserFilter filter = new UserFilter();
filter.Internal.Age = 20;
filter.Name = "Gary" + k;
Expression <Func <User, bool> > expression =
u => ((u.Sex && u.Age > 18) || (!u.Sex && u.Age > filter.Internal.Age)) &&
(u.Name == filter.Name || u.Name.Contains(filter.Name.Substring(1, 2)));
(string whereClause, Dictionary <string, object> parameters) = expression.ToWhereClause(true);
Dictionary <string, object> expectedParameters = new Dictionary <string, object>();
expectedParameters.Add("@Sex", true);
expectedParameters.Add("@Age", 18);
expectedParameters.Add("@Sex1", false);
expectedParameters.Add("@Age1", 20);
expectedParameters.Add("@Name", "Gary" + k);
expectedParameters.Add("@Name1", "ar");
Assert.AreEqual("(((Sex = 'True') AND (Age > '18')) OR ((Sex = 'False') AND (Age > '20'))) AND ((Name = 'Gary" + k + "') OR (Name like '%ar%'))", whereClause);
Assert.AreEqual(whereClause, expression.ToWhereClauseNonParametric());
Assert.AreEqual(0, parameters.Count);
countList.Add(0);
});
tasks.Add(task);
}
for (int i = 0; i < count; i++)
{
int k = i;
Task task = Task.Run(() => {
UserFilter filter = new UserFilter();
filter.Internal.Age = 20;
filter.Name = "Gary" + k;
Expression <Func <User, bool> > expression =
u => ((u.Sex && u.Age > 18) || (u.Sex == false && u.Age > filter.Internal.Age)) &&
(u.Name == filter.Name || u.Name.Contains(filter.Name.Substring(1, 2)));
(string whereClause, Dictionary <string, object> parameters) = expression.ToWhereClause();
Dictionary <string, object> expectedParameters = new Dictionary <string, object>();
expectedParameters.Add("@Sex", true);
expectedParameters.Add("@Age", 18);
expectedParameters.Add("@Sex1", false);
expectedParameters.Add("@Age1", 20);
expectedParameters.Add("@Name", "Gary" + k);
expectedParameters.Add("@Name1", "ar");
Assert.AreEqual("(((Sex = @Sex) AND (Age > @Age)) OR ((Sex = @Sex1) AND (Age > @Age1))) AND ((Name = @Name) OR (Name like '%'@Name1'%'))", whereClause);
AssertParameters(expectedParameters, parameters);
countList.Add(0);
});
tasks.Add(task);
}
Task.WaitAll(tasks.ToArray());
Assert.AreEqual(count * 2, countList.Count);
}
