test/jdk/java/awt/font/MonospacedGlyphWidth/MonospacedGlyphWidthTest.java

*** 20,54 ****
   * or visit www.oracle.com if you need additional information or have any
   * questions.
   */
  
  /* @test
!  * @bug 8073400
   * @summary Some Monospaced logical fonts have a different width
   * @author Dmitry Markov
   * @run main MonospacedGlyphWidthTest
   */
! import java.awt.*;
  import java.awt.font.FontRenderContext;
  
  public class MonospacedGlyphWidthTest {
!     private static final int START_INDEX = 0x2018;
!     private static final int END_INDEX = 0x201F;
  
!     public static void main(String[] args) {
          Font font = new Font(Font.MONOSPACED, Font.PLAIN, 12);
          double width = getCharWidth(font, 'a');
  
!         for (int i = START_INDEX; i <= END_INDEX; i++) {
              if (width != getCharWidth(font, (char)i)) {
!                 throw new RuntimeException("Test Failed: characters have different width!");
              }
          }
!         System.out.println("Test Passed!");
      }
  
      private static double getCharWidth(Font font, char c) {
          FontRenderContext fontRenderContext = new FontRenderContext(null, false, false);
          return font.getStringBounds(new char[] {c}, 0, 1, fontRenderContext).getWidth();
      }
- }
  
--- 20,87 ----
   * or visit www.oracle.com if you need additional information or have any
   * questions.
   */
  
  /* @test
!  * @bug 8073400 8198412
   * @summary Some Monospaced logical fonts have a different width
   * @author Dmitry Markov
   * @run main MonospacedGlyphWidthTest
   */
! import java.awt.Font;
! import java.awt.GraphicsEnvironment;
  import java.awt.font.FontRenderContext;
  
  public class MonospacedGlyphWidthTest {
!     private static final int ASCII_START_INDEX = 0x0061;
!     private static final int ASCII_END_INDEX = 0x007A;
  
!     private static final int TEST_START_INDEX = 0x2018;
!     private static final int TEST_END_INDEX = 0x201F;
! 
!     private static boolean checkChars(int start, int end, boolean except) {
          Font font = new Font(Font.MONOSPACED, Font.PLAIN, 12);
          double width = getCharWidth(font, 'a');
  
!         for (int i = start; i <= end; i++) {
!             if (!(font.canDisplay(i))) {
!                 if (except) {
!                     continue;
!                 } else {
!                     return false;
!                 }
!             }
              if (width != getCharWidth(font, (char)i)) {
!                 if (except) {
!                     throw new RuntimeException(
!                           "Test Failed: characters have different width!");
!                 } else {
!                     return false;
                  }
              }
!         }
!         return true;
      }
  
      private static double getCharWidth(Font font, char c) {
          FontRenderContext fontRenderContext = new FontRenderContext(null, false, false);
          return font.getStringBounds(new char[] {c}, 0, 1, fontRenderContext).getWidth();
      }
  
+     public static void main(String[] args) {
+         if (!checkChars(ASCII_START_INDEX, ASCII_END_INDEX, false)) {
+            System.out.println("It appears there are no suitable fonts");
+            System.out.println("Here are the fonts found on this system:");
+            GraphicsEnvironment ge =
+                GraphicsEnvironment.getLocalGraphicsEnvironment();   
+            Font[] fonts = ge.getAllFonts();
+            for (Font f : fonts) {
+                System.out.println(f);
+            }
+ 
+            return;
+         } 
+           
+         checkChars(TEST_START_INDEX, TEST_END_INDEX, true);
+         System.out.println("Test Passed!");
+     }
+ }