Examples with ValueContext com.vaadin.flow.data.binder.ValueContext used on opensource projects

Example 16 with ValueContext

use of com.vaadin.flow.data.binder.ValueContext in project linkki by linkki-framework.

the class LocalDateTimeToStringConverterTest method testConvertToPresentation_Null.

@Test
void testConvertToPresentation_Null() {
    LocalDateTimeToStringConverter converter = new LocalDateTimeToStringConverter();
    String string = converter.convertToPresentation(null, new ValueContext(Locale.GERMANY));
    Assertions.assertThat(string).isNull();
}

Example 17 with ValueContext

use of com.vaadin.flow.data.binder.ValueContext in project linkki by linkki-framework.

the class LocalDateToStringConverterTest method testConvertToPresentation_Null.

@Test
void testConvertToPresentation_Null() {
    LocalDateToStringConverter converter = new LocalDateToStringConverter();
    String string = converter.convertToPresentation(null, new ValueContext(Locale.GERMANY));
    Assertions.assertThat(string).isNull();
}

Example 18 with ValueContext

use of com.vaadin.flow.data.binder.ValueContext in project linkki by linkki-framework.

the class NullHandlingConverterWrapperTest method testConvertToModel_NonnullValue.

@Test
public void testConvertToModel_NonnullValue() {
    FormattedIntegerToStringConverter converter = new FormattedIntegerToStringConverter("#,##0");
    NullHandlingConverterWrapper<String, Integer> wrapper = new NullHandlingConverterWrapper<>(converter);
    ValueContext context = new ValueContext(Locale.GERMAN);
    Result<Integer> converterResult = converter.convertToModel("123", context);
    Result<Integer> wrapperResult = wrapper.convertToModel("123", context);
    // converter returns value -> wrapper returns same value
    assertThat(converterResult.isError(), is(false));
    assertThat(getValue(converterResult), is(123));
    assertThat(wrapperResult.isError(), is(false));
    assertThat(getValue(wrapperResult), is(123));
}

Example 19 with ValueContext

use of com.vaadin.flow.data.binder.ValueContext in project linkki by linkki-framework.

the class NullHandlingConverterWrapperTest method testConvertToModel_NullValue.

@Test
public void testConvertToModel_NullValue() {
    FormattedIntegerToStringConverter converter = new FormattedIntegerToStringConverter("#,##0");
    NullHandlingConverterWrapper<String, Integer> wrapper = new NullHandlingConverterWrapper<>(converter);
    ValueContext context = new ValueContext(Locale.GERMAN);
    Result<Integer> converterResult = converter.convertToModel("", context);
    Result<Integer> wrapperResult = wrapper.convertToModel("", context);
    // converter returns null -> wrapper returns error
    assertThat(converterResult.isError(), is(false));
    assertThat(getValue(converterResult), is(nullValue()));
    assertThat(wrapperResult.isError(), is(true));
}

Example 20 with ValueContext

use of com.vaadin.flow.data.binder.ValueContext in project flow by vaadin.

the class NotEmptyValidatorTest method nullValueIsDisallowed.

@Test
public void nullValueIsDisallowed() {
    NotEmptyValidator<String> validator = new NotEmptyValidator<>("foo");
    ValidationResult result = validator.apply(null, new ValueContext());
    Assert.assertTrue(result.isError());
    Assert.assertEquals("foo", result.getErrorMessage());
}