8264952: [TestBug] Controls unit tests - ControlTest and SpinnerTest …

…fail for non US Locale

Reviewed-by: kcr

modules/javafx.controls/src/test/java/test/javafx/scene/control/DatePickerTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2021, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -53,7 +53,9 @@
 
 import javafx.scene.control.skin.DatePickerSkin;
 
+import org.junit.AfterClass;
 import org.junit.Before;
+import org.junit.BeforeClass;
 import org.junit.Test;
 
 import static org.junit.Assert.*;
@@ -62,6 +64,7 @@
 public class DatePickerTest {
     private DatePicker datePicker;
     private final LocalDate today = LocalDate.now();
+    private static Locale defaultLocale;
 
 
     /*********************************************************************
@@ -82,12 +85,18 @@ public Node getDisplayNode() {
      *                                                                   *
      ********************************************************************/
 
-    @Before public void setup() {
+    @BeforeClass public static void setupOnce() {
+        defaultLocale = Locale.getDefault();
         Locale.setDefault(Locale.forLanguageTag("en-US"));
-        datePicker = new DatePicker();
     }
 
+    @AfterClass public static void tearDownOnce() {
+        Locale.setDefault(defaultLocale);
+    }
 
+    @Before public void setup() {
+        datePicker = new DatePicker();
+    }
 
     /*********************************************************************
      *                                                                   *

modules/javafx.controls/src/test/java/test/javafx/scene/control/SpinnerTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2014, 2021, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -28,13 +28,18 @@
 
 import javafx.collections.FXCollections;
 import javafx.collections.ObservableList;
+import org.junit.AfterClass;
 import org.junit.Before;
+import org.junit.BeforeClass;
 import org.junit.Ignore;
 import org.junit.Test;
 
 import java.time.LocalDate;
 import java.time.LocalTime;
 import java.time.temporal.ChronoUnit;
+
+import java.util.Locale;
+
 import javafx.scene.control.Button;
 import javafx.scene.control.skin.SpinnerSkin;
 import javafx.scene.control.Spinner;
@@ -82,6 +87,16 @@
     // used in tests for counting events, reset to zero in setup()
     private int eventCount;
 
+    private static Locale defaultLocale;
+
+    @BeforeClass public static void setupOnce() {
+        defaultLocale = Locale.getDefault();
+        Locale.setDefault(Locale.US);
+    }
+
+    @AfterClass public static void tearDownOnce() {
+        Locale.setDefault(defaultLocale);
+    }
 
     @Before public void setup() {
         eventCount = 0;