public void RequestsValidationWhenValidateIsCalled()
{
// Arrange
var editContext = new EditContext(new object());
var messages = new ValidationMessageStore(editContext);
editContext.OnValidationRequested += (sender, eventArgs) =>
{
Assert.Same(editContext, sender);
Assert.NotNull(eventArgs);
messages.Add(
new FieldIdentifier(new object(), "some field"),
"Some message");
};
// Act
var isValid = editContext.Validate();
// assert
Assert.False(isValid);
Assert.Equal(new[] { "Some message" }, editContext.GetValidationMessages());
}
/// <summary> /// Gets the current validation messages for the specified field. /// /// This method does not perform validation itself. It only returns messages determined by previous validation actions. /// </summary> /// <param name="editContext">The <see cref="EditContext"/>.</param> /// <param name="accessor">Identifies the field whose current validation messages should be returned.</param> /// <returns>The current validation messages for the specified field.</returns> public static IEnumerable <string> GetValidationMessages(this EditContext editContext, Expression <Func <object> > accessor) => editContext.GetValidationMessages(FieldIdentifier.Create(accessor));
