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   1 package com.vaadin.tests.server.component.textfield;
   2
   3 import junit.framework.TestCase;
   4
   5 import com.vaadin.data.util.ObjectProperty;
   6 import com.vaadin.data.validator.RangeValidator;
   7 import com.vaadin.tests.data.converter.ConverterFactoryTest.ConvertTo42;
   8 import com.vaadin.ui.TextField;
   9
  10 public class TextFieldWithConverterAndValidatorTest extends TestCase {
  11
  12     private TextField field;
  13     private ObjectProperty<Integer> property;
  14
  15     @Override
  16     protected void setUp() throws Exception {
  17         super.setUp();
  18
  19         field = new TextField();
  20         field.setInvalidAllowed(false);
  21     }
  22
  23     public void testConvert42AndValidator() {
  24         property = new ObjectProperty<Integer>(123);
  25         field.setConverter(new ConvertTo42());
  26         field.setPropertyDataSource(property);
  27
  28         field.addValidator(new RangeValidator<Integer>("Incorrect value",
  29                 Integer.class, 42, 42));
  30
  31         // succeeds
  32         field.setValue("a");
  33         // succeeds
  34         field.setValue("42");
  35         // succeeds - no validation
  36         property.setValue(42);
  37
  38         // nulls
  39
  40         // succeeds - validate() converts field value back to property type
  41         // before validation
  42         property.setValue(null);
  43         field.validate();
  44         // succeeds
  45         field.setValue(null);
  46     }
  47
  48     // TODO test converter changing value to null with validator
  49 }