public void Issue_25_Nested_Lambda_Swapped_Parameters()
{
Expression <Func <int, int, Func <int> > > x = (a1, a2) => () => a1;
Expression <Func <int, int, Func <int> > > y = (a1, a2) => () => a2;
AssertExpressions.NotEqual(x, y);
}
public void Issue_27_EqualityComparer_Ignored_Lambda_Body_Evaluation()
{
var target = new ExpressionEqualityComparer(UnknownExpression.EqualityComparer);
var x = Expression.Lambda(StubExpression.Unknown(3));
var y = Expression.Lambda(StubExpression.Unknown(3));
AssertExpressions.Equal(x, y, target);
}
public void Issue_12_Equals_ListInit()
{
// Expressions similar to this code `new List<int> { 0|1 }`
var x = Expression.ListInit(Expression.New(typeof(List <int>)), Expression.Constant(0));
var y = Expression.ListInit(Expression.New(typeof(List <int>)), Expression.Constant(1));
AssertExpressions.NotEqual(x, y);
}
public void Issue_4_Catch_Without_Variable()
{
// Expression similar to this code `try { } catch (Exception) { }`
// Same expression twice to evade reference equality check
var x = Expression.TryCatch(Expression.Empty(), Expression.Catch(typeof(Exception), Expression.Empty()));
var y = Expression.TryCatch(Expression.Empty(), Expression.Catch(typeof(Exception), Expression.Empty()));
AssertExpressions.Equal(x, y);
}
public void Issue_20_Equals_Block_Swapped_Labels()
{
var returnX = Expression.Label();
var labelX = Expression.Label();
var x = Expression.Block(
Expression.Label(labelX),
Expression.Goto(returnX),
Expression.Label(returnX)
);
var returnY = Expression.Label();
var labelY = Expression.Label();
var y = Expression.Block(
Expression.Label(labelY),
Expression.Goto(labelY),
Expression.Label(returnY)
);
AssertExpressions.NotEqual(x, y);
}
public void Issue_21_Equals_Block_Swapped_Variables()
{
var var1X = Expression.Variable(typeof(int));
var var2X = Expression.Variable(typeof(int));
var x = Expression.Block(
new[] { var1X, var2X },
var1X,
var2X
);
var var1Y = Expression.Variable(typeof(int));
var var2Y = Expression.Variable(typeof(int));
var y = Expression.Block(
new[] { var1Y, var2Y },
var2Y,
var1Y
);
AssertExpressions.NotEqual(x, y);
}
