public void ExecuteVoidValueMethod()
{
var executor = GetExecutorForMethod(nameof(TestObject.VoidValueMethod));
var result = executor.Execute(
_targetObject,
new object[] { 10 });
Assert2.False(executor.IsMethodAsync);
Assert2.Null(result);
}
public void Process_ArrayMemberAccess_ReturnsNull()
{
// Arrange
var expression = GetTestModelExpression(m => m.Sizes[1]);
// Act
var func = CachedExpressionCompiler.Process(expression);
// Assert
Assert2.Null(func);
}
public void Process_MemberAccess_OnCapturedVariable_ReturnsNull()
{
// Arrange
var differentModel = "Hello world";
var expression = GetTestModelExpression(m => differentModel.Length);
// Act
var func = CachedExpressionCompiler.Process(expression);
// Assert
Assert2.Null(func);
}
public async Task TargetMethodReturningAwaitableOfVoidType_CanInvokeViaExecuteAsync()
{
// Arrange
var executor = GetExecutorForMethod(nameof(TestObject.VoidValueMethodAsync));
// Act
var result = await executor.ExecuteAsync(_targetObject, new object[] { 123 });
// Assert
Assert2.True(executor.IsMethodAsync);
Assert2.Same(typeof(void), executor.AsyncResultType);
Assert2.Null(result);
}
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
Assert2.Null(func);
}
public void Process_ConstLookup_ReturningNull()
{
// Arrange
var model = new TestModel();
var expression = GetTestModelExpression(m => (DifferentModel)null);
// Act
var func = CachedExpressionCompiler.Process(expression);
// Assert
Assert2.NotNull(func);
var result = func(model);
Assert2.Null(result);
}
public void Process_ChainedMemberAccess_ToReferenceType_WithNullModel()
{
// Arrange
var model = (TestModel)null;
var expression = GetTestModelExpression(m => m.DifferentModel.Name);
// Act
var func = CachedExpressionCompiler.Process(expression);
// Assert
Assert2.NotNull(func);
var result = func(model);
Assert2.Null(result);
}
public void Process_SimpleMemberAccess_OnNullableValueType_WithNullValue()
{
// Arrange
var nullableModel = (DateTime?)null;
var expression = GetExpression <DateTime?, DateTime>(m => m.Value);
// Act
var func = CachedExpressionCompiler.Process(expression);
// Assert
Assert2.NotNull(func);
var result = func(nullableModel);
Assert2.Null(result);
}
public void Process_SimpleMemberAccess_OnTypeWithBadEqualityComparer_WithNullModel()
{
// Arrange
var model = (BadEqualityModel)null;
var expression = GetExpression <BadEqualityModel, int>(m => m.Id);
// Act
var func = CachedExpressionCompiler.Process(expression);
// Assert
Assert2.NotNull(func);
var result = func(model);
Assert2.Null(result);
}
public void Process_SimpleMemberAccess_ToPrimitive_WithNullModel()
{
// Arrange
var model = (TestModel)null;
var expression = GetTestModelExpression(m => m.Age);
// Act
var func = CachedExpressionCompiler.Process(expression);
// Assert
Assert2.NotNull(func);
var result = func(model);
Assert2.Null(result);
}
public void MakeNullSafeFastPropertyGetter_ValueType_ForNullObject_ReturnsNull()
{
// Arrange
var property = PropertyHelper
.GetPropertyAccessors(typeof(MyProperties))
.Single(p => p.Name == nameof(MyProperties.StringProp));
var accessor = PropertyHelper.MakeNullSafeFastPropertyGetter(property.Property);
// Act
var value = accessor(null);
// Assert
Assert2.Null(value);
}
public void Process_ComplexChainedMemberAccess_ReturnsNull()
{
// Arrange
var expected = "SomeName";
var model = new TestModel {
DifferentModels = new[] { new DifferentModel {
Name = expected
} }
};
var expression = GetTestModelExpression(m => m.DifferentModels[0].Name);
// Act
var func = CachedExpressionCompiler.Process(expression);
// Assert
Assert2.Null(func);
}
public void Process_ChainedMemberAccess_OfValueTypes_WithNullValuedNullable_ReturningValueType()
{
// Arrange
var model = new ValueType1 {
NullableValueType2 = null
};
var expression = GetExpression <ValueType1, DateTime>(m => m.NullableValueType2.Value.Date);
// Act
var func = CachedExpressionCompiler.Process(expression);
// Assert
Assert2.NotNull(func);
var result = func(model);
Assert2.Null(result);
}
public void Process_ChainedMemberAccess_LongChain_WithNullValueTypeAccessor()
{
// Arrange
// Chain2 is a value type
var model = new Chain0Model
{
Chain1 = null
};
var expression = GetExpression <Chain0Model, string>(m => m.Chain1.ValueTypeModel.TestModel.DifferentModel.Name);
// Act
var func = CachedExpressionCompiler.Process(expression);
// Assert
Assert2.NotNull(func);
var result = func(model);
Assert2.Null(result);
}
