diff --git a/tests/xmltester/tests/general/TestInteriorPoint.xml b/tests/xmltester/tests/general/TestInteriorPoint.xml
index 23b4a87050..ce315cb8e8 100644
--- a/tests/xmltester/tests/general/TestInteriorPoint.xml
+++ b/tests/xmltester/tests/general/TestInteriorPoint.xml
@@ -1,5 +1,4 @@
 <run>
-  <precisionModel scale="1.0" offsetx="0.0" offsety="0.0"/>
 
 <case>
   <desc>P - empty</desc>
@@ -23,15 +22,22 @@
 <case>
   <desc>P - multipoint with EMPTY</desc>
   <a>    MULTIPOINT((0 0), EMPTY)
-	</a>
+  </a>
 <test><op name="getInteriorPoint" arg1="A" >    POINT (0 0)   </op></test>
 </case>
 
+<case>
+  <desc>L - empty</desc>
+  <a>    LINESTRING EMPTY
+  </a>
+<test><op name="getInteriorPoint" arg1="A" >   POINT EMPTY   </op></test>
+</case>
+
 <case>
   <desc>L - linestring with single segment</desc>
   <a>    LINESTRING (0 0, 7 14)
-	</a>
-<test><op name="getInteriorPoint" arg1="A" >   POINT (7 14)   </op></test>
+  </a>
+<test><op name="getInteriorPoint" arg1="A" >   POINT (0 0)   </op></test>
 </case>
 
 <case>
@@ -61,6 +67,13 @@
 <test><op name="getInteriorPoint" arg1="A" >    POINT (180 200)   </op></test>
 </case>
 
+<case>
+  <desc>mL - multilinestring with empty</desc>
+  <a>    MULTILINESTRING ((0 0, 1 1), EMPTY)
+  </a>
+<test><op name="getInteriorPoint" arg1="A" >    POINT (0 0)   </op></test>
+</case>
+
 <case>
   <desc>A - box</desc>
   <a>    POLYGON ((0 0, 0 10, 10 10, 10 0, 0 0))
@@ -86,7 +99,7 @@
   <desc>A - polygon with horizontal segment at centre (narrower L shape)</desc>
   <a>    POLYGON ((0 2, 0 4, 3 4, 3 0, 2 0, 2 2, 0 2))
 	</a>
-<test><op name="getInteriorPoint" arg1="A" >    POINT (2 3)   </op></test>
+<test><op name="getInteriorPoint" arg1="A" >    POINT (1.5 3)   </op></test>
 </case>
 
 <case>
@@ -96,6 +109,14 @@
 <test><op name="getInteriorPoint" arg1="A" >    POINT (115 200)  </op></test>
 </case>
 
+
+<case>
+  <desc>mA - multipolygon with empty</desc>
+  <a>    MULTIPOLYGON (((0 2, 0 4, 3 4, 3 0, 2 0, 2 2, 0 2)), EMPTY)
+  </a>
+<test><op name="getInteriorPoint" arg1="A" >    POINT (1.5 3)  </op></test>
+</case>
+
 <case>
   <desc>GC - collection of polygons, lines, points</desc>
   <a>    GEOMETRYCOLLECTION (POLYGON ((0 40, 40 40, 40 0, 0 0, 0 40)), 
@@ -126,10 +147,8 @@
   <a>    GEOMETRYCOLLECTION (POLYGON ((10 10, 10 10, 10 10, 10 10)), 
   LINESTRING (20 20, 20 20),
   MULTIPOINT ((20 10), (10 20)) )
-	</a>
+  </a>
 <test><op name="getInteriorPoint" arg1="A" >    POINT (10 10)   </op></test>
 </case>
 
-
-
 </run>