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

Example 1 with NotEmptyValidator

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

the class BinderConverterValidatorTest method saveIfValid_noValidationErrors.

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

Example 2 with NotEmptyValidator

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

the class BinderConverterValidatorTest method save_beanValidationErrors.

@Test(expected = ValidationException.class)
public void save_beanValidationErrors() throws ValidationException {
    Binder<Person> binder = new Binder<>();
    binder.forField(nameField).withValidator(new NotEmptyValidator<>("a")).bind(Person::getFirstName, Person::setFirstName);
    binder.withValidator(Validator.from(person -> false, "b"));
    Person person = new Person();
    nameField.setValue("foo");
    try {
        binder.writeBean(person);
    } finally {
        // Bean should have been updated for item validation but reverted
        assertNull(person.getFirstName());
    }
}

Example 3 with NotEmptyValidator

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

the class BinderConverterValidatorTest method validate_failedBothBeanValidatorAndFieldValidator.

@Test
public void validate_failedBothBeanValidatorAndFieldValidator() {
    String msg1 = "foo";
    BindingBuilder<Person, String> binding = binder.forField(nameField).withValidator(new NotEmptyValidator<>(msg1));
    binding.bind(Person::getFirstName, Person::setFirstName);
    String msg2 = "bar";
    binder.withValidator(Validator.from(bean -> false, msg2));
    Person person = new Person();
    binder.setBean(person);
    List<BindingValidationStatus<?>> errors = binder.validate().getFieldValidationErrors();
    assertEquals(1, errors.size());
    BindingValidationStatus<?> error = errors.get(0);
    assertEquals(msg1, error.getMessage().get());
    assertEquals(nameField, error.getField());
    assertEquals(msg1, nameField.getErrorMessage());
}

Example 4 with NotEmptyValidator

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

the class BinderConverterValidatorTest method save_fieldValidationErrors.

@Test(expected = ValidationException.class)
public void save_fieldValidationErrors() throws ValidationException {
    Binder<Person> binder = new Binder<>();
    String msg = "foo";
    binder.forField(nameField).withValidator(new NotEmptyValidator<>(msg)).bind(Person::getFirstName, Person::setFirstName);
    Person person = new Person();
    String firstName = "foo";
    person.setFirstName(firstName);
    nameField.setValue("");
    try {
        binder.writeBean(person);
    } finally {
        // Bean should not have been updated
        Assert.assertEquals(firstName, person.getFirstName());
    }
}

Example 5 with NotEmptyValidator

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

the class BinderConverterValidatorTest method binder_saveIfValid.

@Test
public void binder_saveIfValid() {
    String msg1 = "foo";
    BindingBuilder<Person, String> binding = binder.forField(nameField).withValidator(new NotEmptyValidator<>(msg1));
    binding.bind(Person::getFirstName, Person::setFirstName);
    String beanValidatorErrorMessage = "bar";
    binder.withValidator(Validator.from(bean -> false, beanValidatorErrorMessage));
    Person person = new Person();
    String firstName = "first name";
    person.setFirstName(firstName);
    binder.readBean(person);
    nameField.setValue("");
    assertFalse(binder.writeBeanIfValid(person));
    // check that field level-validation failed and bean is not updated
    assertEquals(firstName, person.getFirstName());
    assertInvalidField(msg1, nameField);
    nameField.setValue("new name");
    assertFalse(binder.writeBeanIfValid(person));
    // Bean is updated but reverted
    assertEquals(firstName, person.getFirstName());
    assertValidField(nameField);
}