Examples with NotEmptyValidator com.vaadin.flow.data.validator.NotEmptyValidator used on opensource projects

Example 6 with NotEmptyValidator

use of com.vaadin.flow.data.validator.NotEmptyValidator in project flow by vaadin.

the class BinderConverterValidatorTest method validate_failedBeanValidatorWithFieldValidator.

@Test
public void validate_failedBeanValidatorWithFieldValidator() {
    String msg = "foo";
    BindingBuilder<Person, String> binding = binder.forField(nameField).withValidator(new NotEmptyValidator<>(msg));
    binding.bind(Person::getFirstName, Person::setFirstName);
    binder.withValidator(Validator.from(bean -> false, msg));
    Person person = new Person();
    binder.setBean(person);
    List<BindingValidationStatus<?>> errors = binder.validate().getFieldValidationErrors();
    assertEquals(1, errors.size());
    BindingValidationStatus<?> error = errors.get(0);
    assertEquals(msg, error.getMessage().get());
    assertEquals(nameField, error.getField());
    assertInvalidField(msg, nameField);
}

Example 7 with NotEmptyValidator

use of com.vaadin.flow.data.validator.NotEmptyValidator in project flow by vaadin.

the class BinderConverterValidatorTest method saveIfValid_fieldValidationErrors.

@Test
public void saveIfValid_fieldValidationErrors() {
    String msg = "foo";
    binder.forField(nameField).withValidator(new NotEmptyValidator<>(msg)).bind(Person::getFirstName, Person::setFirstName);
    Person person = new Person();
    person.setFirstName("foo");
    nameField.setValue("");
    Assert.assertFalse(binder.writeBeanIfValid(person));
    Assert.assertEquals("foo", person.getFirstName());
}

Example 8 with NotEmptyValidator

use of com.vaadin.flow.data.validator.NotEmptyValidator in project flow by vaadin.

the class BinderConverterValidatorTest method save_fieldsAndBeanLevelValidation.

@Test
public void save_fieldsAndBeanLevelValidation() throws ValidationException {
    binder.forField(nameField).withValidator(new NotEmptyValidator<>("a")).bind(Person::getFirstName, Person::setFirstName);
    binder.withValidator(Validator.from(person -> person.getLastName() != null, "b"));
    Person person = new Person();
    person.setLastName("bar");
    nameField.setValue("foo");
    binder.writeBean(person);
    Assert.assertEquals(nameField.getValue(), person.getFirstName());
    Assert.assertEquals("bar", person.getLastName());
}

Example 9 with NotEmptyValidator

use of com.vaadin.flow.data.validator.NotEmptyValidator in project flow by vaadin.

the class BinderTest method validationStatusHandler_onlyRunForChangedField.

@Test
public void validationStatusHandler_onlyRunForChangedField() {
    TestTextField firstNameField = new TestTextField();
    TestTextField lastNameField = new TestTextField();
    AtomicInteger invokes = new AtomicInteger();
    binder.forField(firstNameField).withValidator(new NotEmptyValidator<>("")).withValidationStatusHandler(validationStatus -> invokes.addAndGet(1)).bind(Person::getFirstName, Person::setFirstName);
    binder.forField(lastNameField).withValidator(new NotEmptyValidator<>("")).bind(Person::getLastName, Person::setLastName);
    binder.setBean(item);
    // setting the bean causes 2:
    Assert.assertEquals(2, invokes.get());
    lastNameField.setValue("");
    Assert.assertEquals(2, invokes.get());
    firstNameField.setValue("");
    Assert.assertEquals(3, invokes.get());
    binder.removeBean();
    Person person = new Person();
    person.setFirstName("a");
    person.setLastName("a");
    binder.readBean(person);
    // reading from a bean causes 2:
    Assert.assertEquals(5, invokes.get());
    lastNameField.setValue("");
    Assert.assertEquals(5, invokes.get());
    firstNameField.setValue("");
    Assert.assertEquals(6, invokes.get());
}

Example 10 with NotEmptyValidator

use of com.vaadin.flow.data.validator.NotEmptyValidator in project flow by vaadin.

the class BinderTest method withValidator_doesNotDisablesDefaulNullRepresentation.

@Test
public void withValidator_doesNotDisablesDefaulNullRepresentation() {
    String nullRepresentation = "foo";
    binder.forField(nameField).withNullRepresentation(nullRepresentation).withValidator(new NotEmptyValidator<>("")).bind(Person::getFirstName, Person::setFirstName);
    item.setFirstName(null);
    binder.setBean(item);
    Assert.assertEquals(nullRepresentation, nameField.getValue());
    String newValue = "bar";
    nameField.setValue(newValue);
    Assert.assertEquals(newValue, item.getFirstName());
}