FOP-3278: Escape codepoint for SVG in PS

Author: simonsteiner1984

fop-core/src/main/java/org/apache/fop/render/ps/PSTextPainter.java

@@ -447,7 +447,9 @@ private void paintStrokedGlyphs(PSGraphics2D g2d, TextUtil textUtil,
                     gen.write(">");
                 } else {
                     char codepoint = (char) (mapped % 256);
-                    gen.write("(" + codepoint + ")");
+                    StringBuffer sb = new StringBuffer();
+                    PSGenerator.escapeChar(codepoint, sb);
+                    gen.write("(" + sb.toString() + ")");
                 }
                 gen.writeln(" false charpath");
 

fop-core/src/test/java/org/apache/fop/svg/PSTextPainterTestCase.java

@@ -81,4 +81,12 @@ public void testWatermark() throws Exception {
         OutputStream os = g2d.getPSGenerator().getOutputStream();
         Assert.assertFalse(os.toString().contains("( ) false charpath"));
     }
+
+    @Test
+    public void testBullet() throws Exception {
+        PSGraphics2D g2d = (PSGraphics2D) runTest("bullet.svg",
+                new OperatorValidator().addOperatorMatch("GS", "GS"));
+        OutputStream os = g2d.getPSGenerator().getOutputStream();
+        Assert.assertTrue(os.toString().contains("(\\267) false charpath"));
+    }
 }