Add an optional HasValue to a ValueContext

1 files changed, 23 insertions, 0 deletions

diff --git a/server/src/test/java/com/vaadin/data/ValueContextTest.java b/server/src/test/java/com/vaadin/data/ValueContextTest.java
index 2f13a71dbb..b96f7463cb 100644
--- a/server/src/test/java/com/vaadin/data/ValueContextTest.java
+++ b/server/src/test/java/com/vaadin/data/ValueContextTest.java
@@ -3,6 +3,7 @@ package com.vaadin.data;
 import java.util.Locale;
 import java.util.Objects;
 
+import com.vaadin.ui.CheckBox;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
@@ -46,6 +47,28 @@ public class ValueContextTest extends UI {
                 Locale.getDefault(), locale);
     }
 
+    @Test
+    public void testHasValue1() {
+        setLocale(null);
+        ValueContext fromComponent = new ValueContext(textField);
+        Assert.assertEquals(textField, fromComponent.getHasValue().get());
+    }
+
+    @Test
+    public void testHasValue2() {
+        setLocale(null);
+        ValueContext fromComponent = new ValueContext(new CheckBox(), textField);
+        Assert.assertEquals(textField, fromComponent.getHasValue().get());
+    }
+
+    @Test
+    public void testHasValue3() {
+        setLocale(null);
+        ValueContext fromComponent = new ValueContext(new CheckBox(), textField, Locale.CANADA);
+        Assert.assertEquals(textField, fromComponent.getHasValue().get());
+        Assert.assertEquals(Locale.CANADA, fromComponent.getLocale().get());
+    }
+
     @Before
     public void setUp() {
         setLocale(UI_LOCALE);