[test] add tests to ensure no static typing

refs #2445
These tests aim to ensure that certain XPath expressions no longer raise error XPST0005 as exist-db does not implement
the static typing feature and this feature is even dropped entirely with the next version of XQuery.

Author: Juri Leino

exist-core/src/test/xquery/no-static-typing.xqm

@@ -0,0 +1,66 @@
+(:
+ : eXist-db Open Source Native XML Database
+ : Copyright (C) 2001 The eXist-db Authors
+ :
+ : [email protected]
+ : http://www.exist-db.org
+ :
+ : This library is free software; you can redistribute it and/or
+ : modify it under the terms of the GNU Lesser General Public
+ : License as published by the Free Software Foundation; either
+ : version 2.1 of the License, or (at your option) any later version.
+ :
+ : This library is distributed in the hope that it will be useful,
+ : but WITHOUT ANY WARRANTY; without even the implied warranty of
+ : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ : Lesser General Public License for more details.
+ :
+ : You should have received a copy of the GNU Lesser General Public
+ : License along with this library; if not, write to the Free Software
+ : Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ :)
+xquery version "3.1";
+
+(:
+ : Tests created for issue https://github.com/exist-db/exist/issues/2445
+ :)
+module namespace tnst="http://exist-db.org/xquery/test/no-static-typing";
+
+import module namespace test="http://exist-db.org/xquery/xqsuite" at "resource:org/exist/xquery/lib/xqsuite/xqsuite.xql";
+
+declare
+    %test:assertEmpty
+function tnst:self-other-node-name() {
+    <a/>[self::b]
+};
+
+declare
+    %test:assertEmpty
+function tnst:element-after-attribute() {
+    <a/>/@b/c
+};
+
+declare
+    %test:assertEmpty
+function tnst:element-after-text() {
+    <a/>/text()/b
+};
+
+declare
+    %test:assertEmpty
+function tnst:descendant-or-self-other-node-name() {
+    <a/>[descendant-or-self::b]
+};
+
+declare
+    %test:assertEmpty
+function tnst:element-after-attribute() {
+    <a/>/descendant-or-self::attribute(b)/c
+};
+
+declare
+    %test:assertEmpty
+function tnst:element-after-text() {
+    <a/>/descendant-or-self::text()/b
+};
+