public void Process_MemberAccessOnCapturedVariable_ReturnsNull()
{
// Arrange
var differentModel = new DifferentModel {
Name = "Test"
};
var expression = GetTestModelExpression(m => differentModel.Name);
// Act
var func = CachedExpressionCompiler.Process(expression);
// Assert
Assert.Null(func);
}
public void Process_ConstLookup_WithNullModel()
{
// Arrange
var differentModel = new DifferentModel();
var expression = GetTestModelExpression(m => differentModel);
// Act
var func = CachedExpressionCompiler.Process(expression);
// Assert
Assert.NotNull(func);
var result = func(null);
Assert.Same(differentModel, result);
}
public void Process_CapturedVariable_WithNullModel()
{
// Arrange
var differentModel = new DifferentModel();
var model = (TestModel)null;
var expression = GetTestModelExpression(m => differentModel);
// Act
var func = CachedExpressionCompiler.Process(expression);
// Assert
Assert.NotNull(func);
var result = func(model);
Assert.Same(differentModel, result);
}
public void Process_ConstLookup_UsingCachedValue()
{
// Arrange
var model = new TestModel();
var differentModel = new DifferentModel();
var expression1 = GetTestModelExpression(m => differentModel);
var expression2 = GetTestModelExpression(m => differentModel);
// Act - 1
var func1 = CachedExpressionCompiler.Process(expression1);
// Assert - 1
var result1 = func1(null);
Assert.Same(differentModel, result1);
// Act - 2
var func2 = CachedExpressionCompiler.Process(expression2);
// Assert - 2
var result2 = func1(null);
Assert.Same(differentModel, result2);
}
public void Process_ConstLookup_WhenCapturedLocalChanges()
{
// Arrange
var model = new TestModel();
var differentModel = new DifferentModel();
var expression = GetTestModelExpression(m => differentModel);
// Act
var func = CachedExpressionCompiler.Process(expression);
// Assert - 1
var result1 = func(null);
Assert.Same(differentModel, result1);
// Act - 2
differentModel = new DifferentModel();
// Assert - 2
var result2 = func(null);
Assert.NotSame(differentModel, result1);
Assert.Same(differentModel, result2);
}
