Index: /CKEditor/tests/tt/7900/1.js
===================================================================
--- /CKEditor/tests/tt/7900/1.js	(revision 7193)
+++ /CKEditor/tests/tt/7900/1.js	(revision 7193)
@@ -0,0 +1,30 @@
+/**
+ * @tc
+ * @name Test open dialog on pasted table (#7900).
+ * @tags table,copy,paste
+ * @browsers ff
+ */
+
+// Load the page, switch the demo page language to 'en'.
+browser.get( vars[ 'base' ] + "ui_languages.html" );
+sampleLanguageTo( 'en' );
+
+var editor = browser.editor( 'editor1' );
+
+// Copy one table cell and paste into fresh document.
+editor.data( '<table><tr><td>cell</td></tr></table>' );
+wait( 500 );
+editor.selection( "//tr`0,//tr`1" ).type( Keys.CONTROL, 'c' );
+editor.button( 'New Page').type( Keys.CONTROL, 'v' );
+
+// Open Table Properties Dialog.
+editor.selection( "//td`0,//td`1" ).contextmenu();
+editor.panel().item( 'Table Properties' );
+wait( 500 );
+
+// Check table dialog row/column field values.
+var cols = editor.runAtEditor( function( editor ) { return CKEDITOR.dialog._.currentTop.getContentElement( 'info','txtCols' ).getValue(); }),
+	rows = editor.runAtEditor( function( editor ) { return CKEDITOR.dialog._.currentTop.getContentElement( 'info','txtRows' ).getValue(); });
+
+Assert.areEqual(1, cols, "Table columns field doesn't match." );
+Assert.areEqual(1, rows, "Table rows field doesn't match." );