public void TestLoopVarSetting()
{
var c = new CodeContext();
var v = Expression.Variable(typeof(int), "d");
c.SetLoopVariable(v, null);
Assert.AreEqual(v, c.LoopVariable, "set didn't work");
}
public void TestSetExpressionAndPop()
{
var c = new CodeContext();
Assert.IsNull(c.GetReplacement("d"), "initally get");
var myvar = Expression.Variable(typeof(int), "fork");
var p = c.Add("d", myvar);
Assert.AreEqual(myvar, c.GetReplacement("d"), "callback after store");
p.Pop();
Assert.IsNull(c.GetReplacement("d"), "Final get");
}
public void TestRemoveAndPopRemove()
{
var c = new CodeContext();
var myvar = Expression.Variable(typeof(int), "d");
c.Add("dude", myvar);
var popper = c.Remove("dude");
Assert.IsNull(c.GetReplacement("dude"), "incorrect dummy name");
popper.Pop();
Assert.AreEqual("d", (c.GetReplacement("dude") as ParameterExpression).Name, "incorrect dummy name");
}
public void TestExpressionHiding()
{
var c = new CodeContext();
var myvar1 = Expression.Variable(typeof(int), "d");
var myvar2 = Expression.Variable(typeof(float), "dude");
c.Add("p", myvar1);
var p = c.Add("p", myvar2);
Assert.AreEqual(myvar2, c.GetReplacement("p"), "replacement check");
p.Pop();
Assert.AreEqual(myvar1, c.GetReplacement("p"), "poped state");
}
internal Expression ProcessResultOperator(
[PexAssumeUnderTest]ROCount target,
CountResultOperator resultOperator,
QueryModel queryModel,
GeneratedCode codeEnv
)
{
int origCount = 0;
if (codeEnv != null)
origCount = codeEnv.CodeBody.Statements.Count();
CodeContext c = new CodeContext();
Expression result = target.ProcessResultOperator(resultOperator, queryModel, codeEnv, c, null);
Assert.AreEqual(origCount + 1, codeEnv.CodeBody.Statements.Count(), "Expected an added statement!");
Assert.IsInstanceOfType(codeEnv.CodeBody.Statements.Last(), typeof(StatementAggregate), "Statement to inc the integer must have been done!");
Assert.AreEqual(result.Type, typeof(int), "Expected to be calculating an integer");
return result;
}
public void TestLoopVarSetNull()
{
var c = new CodeContext();
c.SetLoopVariable(null, null);
}
public void TestRemoveOfNothing()
{
var c = new CodeContext();
var popper = c.Remove("dude");
popper.Pop();
}
public CCReplacementExpression(CodeContext codeContext, string varName, Expression iValue)
{
_context = codeContext;
_varName = varName;
_oldVal = iValue;
}
public void TestAddQueryRefereceSource()
{
var c = new CodeContext();
var qs = new DummyQueryReference();
var v = Expression.Constant(10);
c.Add(qs, v);
Assert.AreEqual(v, c.GetReplacement(qs), "Query Source Lookup.");
}
public void TestPopReplaceQM()
{
var c = new CodeContext();
var qm = new QueryModel(new Remotion.Linq.Clauses.MainFromClause("dude", typeof(int), Expression.Parameter(typeof(IEnumerable<int>))),
new Remotion.Linq.Clauses.SelectClause(Expression.Parameter(typeof(int))));
var e1 = Expression.Parameter(typeof(int));
var s1 = c.Add(qm, e1);
Assert.AreEqual(e1, c.GetReplacement(qm), "bad lookup");
var e2 = Expression.Parameter(typeof(int));
var s2 = c.Add(qm, e2);
Assert.AreEqual(e2, c.GetReplacement(qm), "high level lookup");
s2.Pop();
Assert.AreEqual(e1, c.GetReplacement(qm), "second level lookup");
}
public void TestLoopVarCTor()
{
var c = new CodeContext();
Assert.IsNull(c.LoopVariable, "ctor isn't null");
}
public void TestPopQM()
{
var c = new CodeContext();
var qm = new QueryModel(new Remotion.Linq.Clauses.MainFromClause("dude", typeof(int), Expression.Parameter(typeof(IEnumerable<int>))),
new Remotion.Linq.Clauses.SelectClause(Expression.Parameter(typeof(int))));
Assert.IsNull(c.GetReplacement(qm), "should not be there yet");
var e = Expression.Parameter(typeof(int));
var s = c.Add(qm, e);
Assert.AreEqual(e, c.GetReplacement(qm), "bad lookup");
s.Pop();
Assert.IsNull(c.GetReplacement(qm), "should be gone now.");
}
public void TestQSReloadLookup()
{
var c = new CodeContext();
var qs1 = new DummyQueryReference();
var qs2 = new DummyQueryReference();
var qsList = new IQuerySource[] { qs1, qs2 };
c.RestoreQuerySourceLookups(qsList);
Assert.AreEqual(2, c.GetAndResetQuerySourceLookups().Length, "# after a restore");
}
public void TestQSResetsRecordLookup()
{
var c = new CodeContext();
var qs = new DummyQueryReference();
var v = Expression.Constant(10);
c.Add(qs, v);
c.GetReplacement(qs);
var qsReferenced = c.GetAndResetQuerySourceLookups();
Assert.AreEqual(0, c.GetAndResetQuerySourceLookups().Length, "# of qs lookups after a reset");
}
public CQReplacementExpression(CodeContext context, QueryModel model, QueryModelCacheLine val)
{
_context = context;
_model = model;
_oldVal = val;
}
public void TestAddNullExpression()
{
var c = new CodeContext();
c.Add("dude", (Expression)null);
}
public void TestQMStoreResetsQSLookupList()
{
var c = new CodeContext();
var qm = new QueryModel(new Remotion.Linq.Clauses.MainFromClause("dude", typeof(int), Expression.Parameter(typeof(IEnumerable<int>))),
new Remotion.Linq.Clauses.SelectClause(Expression.Parameter(typeof(int))));
var qs = new DummyQueryReference();
c.Add(qs, Expression.Constant(10));
c.GetReplacement(qs);
var e1 = Expression.Parameter(typeof(int));
var s1 = c.Add(qm, e1);
Assert.AreEqual(0, c.GetAndResetQuerySourceLookups().Length, "# of qs references after a lookup");
}
public void TestQMInvalidedByQSChange()
{
var c = new CodeContext();
var qm = new QueryModel(new Remotion.Linq.Clauses.MainFromClause("dude", typeof(int), Expression.Parameter(typeof(IEnumerable<int>))),
new Remotion.Linq.Clauses.SelectClause(Expression.Parameter(typeof(int))));
var qs = new DummyQueryReference();
c.Add(qs, Expression.Constant(10));
c.GetReplacement(qs);
var e1 = Expression.Parameter(typeof(int));
var s1 = c.Add(qm, e1);
Assert.AreEqual(e1, c.GetReplacement(qm), "Initial lookup");
c.Add(qs, Expression.Constant(20));
Assert.IsNull(c.GetReplacement(qm), "Lookup after referenced QS has changed");
}
public void TestQSRecordLookup()
{
var c = new CodeContext();
var qs = new DummyQueryReference();
var v = Expression.Constant(10);
c.Add(qs, v);
Assert.AreEqual(0, c.GetAndResetQuerySourceLookups().Length, "# of query source look ups isn't zero initially");
// Look up bogus and make sure it is null
var qsNotStored = new DummyQueryReference();
c.GetReplacement(qsNotStored);
Assert.AreEqual(0, c.GetAndResetQuerySourceLookups().Length, "Dummy lookup shouldn't cache reference.");
// Look up good one and make sure it worked.
c.GetReplacement(qs);
var qsReferenced = c.GetAndResetQuerySourceLookups();
Assert.AreEqual(1, qsReferenced.Length, "# of qs lookups after a real reference");
Assert.AreEqual(qs, qsReferenced[0], "QS recorded in lookup");
}
/// <summary>
/// Keep track of what to do to pop this guy off
/// </summary>
/// <param name="codeContext"></param>
/// <param name="query"></param>
/// <param name="expression"></param>
public CCReplacementQuery(CodeContext codeContext, IQuerySource query, Expression expression)
{
this.codeContext = codeContext;
this.query = query;
this.expression = expression;
}
