public void Identifies_binary_operation_as_invalid_expression()
{
var dao = new DataAccessOnlyAnalyser();
var enp = new ExpressionNodePath();
Expression <Func <DateTime, long> > testLambda = ((DateTime a) => a.Ticks + 9);
dao.Initialise(testLambda.Parameters[0]);
enp.Add(new ClassifiedExpression(testLambda.Body));
Assert.IsFalse(dao.ShouldProviderHandleExpression(enp));
}
public void Identifies_data_based_array_index_as_valid_expression()
{
var dao = new DataAccessOnlyAnalyser();
var enp = new ExpressionNodePath();
Expression <Func <string[], string> > testLambda = ((string[] a) => a[a.GetHashCode()]);
dao.Initialise(testLambda.Parameters[0]);
enp.Add(new ClassifiedExpression(testLambda.Body));
Assert.IsTrue(dao.ShouldProviderHandleExpression(enp));
}
public void Identifies_field_access_as_valid_expression()
{
var dao = new DataAccessOnlyAnalyser();
var enp = new ExpressionNodePath();
Expression <Func <ClassWithField, long> > testLambda = ((ClassWithField a) => a.Test);
dao.Initialise(testLambda.Parameters[0]);
enp.Add(new ClassifiedExpression(testLambda.Body));
Assert.IsTrue(dao.ShouldProviderHandleExpression(enp));
}
public void Identifies_constant_as_invalid_expression()
{
var dao = new DataAccessOnlyAnalyser();
var enp = new ExpressionNodePath();
Expression <Func <string, int> > testLambda = ((string a) => 1);
dao.Initialise(testLambda.Parameters[0]);
enp.Add(new ClassifiedExpression(testLambda.Body));
Assert.IsFalse(dao.ShouldProviderHandleExpression(enp));
}
public void Identifies_extension_method_call_as_invalid_expression()
{
var dao = new DataAccessOnlyAnalyser();
var enp = new ExpressionNodePath();
Expression <Func <string, IEnumerable <char> > > testLambda = ((string a) => a.Reverse());
dao.Initialise(testLambda.Parameters[0]);
enp.Add(new ClassifiedExpression(testLambda.Body));
Assert.IsFalse(dao.ShouldProviderHandleExpression(enp));
}
public void Identifies_member_access_and_indexer_as_valid_expression()
{
var dao = new DataAccessOnlyAnalyser();
var enp = new ExpressionNodePath();
Expression <Func <string, char> > testLambda = ((string a) => a.ToString()[0]);
dao.Initialise(testLambda.Parameters[0]);
enp.Add(new ClassifiedExpression(testLambda.Body));
Assert.IsTrue(dao.ShouldProviderHandleExpression(enp));
}
public void Identifies_non_data_based_array_as_invalid_expression()
{
var dao = new DataAccessOnlyAnalyser();
var enp = new ExpressionNodePath();
Expression <Func <string, char> > testLambda = ((string a) => DateTime.Now.ToString()[a.GetHashCode()]);
dao.Initialise(testLambda.Parameters[0]);
enp.Add(new ClassifiedExpression(testLambda.Body));
Assert.IsFalse(dao.ShouldProviderHandleExpression(enp));
}