From 01c72e9e6c0678980bc39112f4b97454de6916c7 Mon Sep 17 00:00:00 2001 From: Tatu Lund Date: Thu, 18 Mar 2021 18:12:37 +0200 Subject: feat: Add API to control whether Binder converts back to presentation (#12246) #12132 fixed an old bug, conversion was not done back, which was a regression from Vaadin 7. However since the bug has been present long time, it has become established behavior, thus there may be need to disable conversion back to presentation sometimes, thus this API as added. --- server/src/test/java/com/vaadin/data/BinderTest.java | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'server/src/test') diff --git a/server/src/test/java/com/vaadin/data/BinderTest.java b/server/src/test/java/com/vaadin/data/BinderTest.java index 0332572203..98f72e1197 100644 --- a/server/src/test/java/com/vaadin/data/BinderTest.java +++ b/server/src/test/java/com/vaadin/data/BinderTest.java @@ -517,6 +517,21 @@ public class BinderTest extends BinderTestBase, Person> { assertEquals("€ 10.00", rentField.getValue()); } + @Test + public void withConverter_writeBackValueDisabled() { + TextField rentField = new TextField(); + rentField.setValue(""); + Binding binding = binder.forField(rentField) + .withConverter(new EuroConverter("")) + .withNullRepresentation(BigDecimal.valueOf(0d)) + .bind(Person::getRent, Person::setRent); + binder.setBean(item); + binding.setConvertBackToPresentation(false); + rentField.setValue("10"); + + assertNotEquals("€ 10.00", rentField.getValue()); + } + @Test public void beanBinder_nullRepresentationIsNotDisabled() { Binder binder = new Binder<>(Person.class); -- cgit v1.2.3