8342635: javax/swing/JFileChooser/FileSystemView/WindowsDefaultIconSizeTest.java creates tmp file in src dir

8342634: javax/imageio/plugins/wbmp/WBMPStreamTruncateTest.java creates temp file in src dir

Backport-of: 02ea4b548ea1d5e96b9e59e2aa916d7728844116

Author: GoeLin

test/jdk/javax/imageio/plugins/wbmp/WBMPStreamTruncateTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2021, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2021, 2024, 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
@@ -46,9 +46,6 @@ public class WBMPStreamTruncateTest
     static final int height = 100;
     public static void main(String[] args) throws IOException
     {
-        String sep = System.getProperty("file.separator");
-        String dir = System.getProperty("test.src", ".");
-        String filePath = dir+sep;
         BufferedImage srcImage = new
                 BufferedImage(width, height, BufferedImage.TYPE_BYTE_BINARY);
         Graphics2D g = (Graphics2D) srcImage.getGraphics();
@@ -57,7 +54,7 @@ public static void main(String[] args) throws IOException
         g.dispose();
         // create WBMP image
         File imageFile = File.
-                createTempFile("test", ".wbmp", new File(filePath));
+                createTempFile("test", ".wbmp", new File("./"));
         imageFile.deleteOnExit();
         ImageIO.write(srcImage, "wbmp", imageFile);
         BufferedImage testImg =

test/jdk/javax/swing/JFileChooser/FileSystemView/WindowsDefaultIconSizeTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2022, 2024, 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
@@ -44,18 +44,16 @@ public static void main(String[] args) {
     }
 
     public void test() {
-        String sep = System.getProperty("file.separator");
-        String dir = System.getProperty("test.src", ".");
         String filename = "test.not";
 
-        File testFile = new File(dir + sep + filename);
+        File testFile = new File(filename);
         try {
             if (!testFile.exists()) {
                 testFile.createNewFile();
                 testFile.deleteOnExit();
             }
             FileSystemView fsv = FileSystemView.getFileSystemView();
-            Icon icon = fsv.getSystemIcon(new File(dir + sep + filename));
+            Icon icon = fsv.getSystemIcon(new File(filename));
             if (icon instanceof ImageIcon) {
                 Image image = ((ImageIcon) icon).getImage();
                 if (image instanceof MultiResolutionImage) {