Unignore FontFaceTest methods

DEVSIX-1612

Author: EvgenyB1001

src/test/java/com/itextpdf/html2pdf/css/FontFaceTest.java

@@ -175,11 +175,15 @@ public void w3cProblemTest01() throws IOException, InterruptedException {
     }
 
     @Test
-    @Ignore("DEVSIX-1612")
-    //TODO: In w3c test suite this font is labeled as invalid though and its loading failed in browser, though iText parses its as correct one and LOADS!
-    //See DirectoryTableOrder002Test in io for decompression details
     public void w3cProblemTest02() throws IOException, InterruptedException {
-        runTest("w3cProblemTest02");
+        try {
+            runTest("w3cProblemTest02");
+        } catch (NegativeArraySizeException e) {
+            return;
+        }
+
+        Assert.fail("In w3c test suite this font is labeled as invalid, "
+                + "so the invalid negative value is expected while creating a glyph.");
     }
 
     @Test
@@ -213,11 +217,15 @@ public void w3cProblemTest06() throws IOException, InterruptedException {
     }
 
     @Test
-    @Ignore("DEVSIX-1612")
-    //TODO: In w3c test suite this font is labeled as invalid though and its loading failed in browser, though iText parses its as correct one and LOADS!
-    //See ValidationOff012Test in io for decompression details
     public void w3cProblemTest07() throws IOException, InterruptedException {
-        runTest("w3cProblemTest07");
+        try {
+            runTest("w3cProblemTest07");
+        } catch (NegativeArraySizeException e) {
+            return;
+        }
+
+        Assert.fail("In w3c test suite this font is labeled as invalid, "
+                + "so the invalid negative value is expected while creating a glyph.");
     }
 
     @Test