new regression tests

layout/html/tests/table/bugs/bug15247.html

@@ -0,0 +1,41 @@
+<table border=1>
+ <tr>
+  <td>
+   some normal text before the nested table
+   <table style="margin-left: 50px; width: 90%" border=1>
+    <td >selection of words to pad table cell
+	<td>selection of words to pad table cell
+	<td>selection of words to pad table cell</td>
+   </table>
+   some normal text after the nested table
+  <td>contents of table cell to right</td>
+ </tr>
+</table>
+
+<table border=1>
+ <tr>
+  <td>
+   some normal text before the nested table
+   <table style="margin-left: 50px;" border=1>
+    <td >selection of words to pad table cell
+	<td>selection of words to pad table cell
+	<td>selection of words to pad table cell</td>
+   </table>
+   some normal text after the nested table
+  <td>contents of table cell to right</td>
+ </tr>
+</table>
+
+<table border=1>
+ <tr>
+  <td>
+   some normal text before the nested table
+   <table style="margin-left: 50px; border:10px solid black; padding:5px" border=1>
+    <td >selection of words to pad table cell
+	<td>selection of words to pad table cell
+	<td>selection of words to pad table cell</td>
+   </table>
+   some normal text after the nested table
+  <td>contents of table cell to right</td>
+ </tr>
+</table>

layout/html/tests/table/bugs/file_list.txt

@@ -41,6 +41,7 @@ file:///s:/mozilla/layout/html/tests/table/bugs/bug14159-3.html
 file:///s:/mozilla/layout/html/tests/table/bugs/bug1430.html
 file:///s:/mozilla/layout/html/tests/table/bugs/bug14323.html
 file:///s:/mozilla/layout/html/tests/table/bugs/bug1474.html
+file:///s:/mozilla/layout/html/tests/table/bugs/bug15247.html
 file:///s:/mozilla/layout/html/tests/table/bugs/bug1647.html
 file:///s:/mozilla/layout/html/tests/table/bugs/bug1725.html
 file:///s:/mozilla/layout/html/tests/table/bugs/bug1800.html