Index: tol_pkg/MatQuery/test/test_0003/test.tol
===================================================================
--- tol_pkg/MatQuery/test/test_0003/test.tol	(revision d937698df2e508bac084b5ce2ff6314e7e561bbf)
+++ tol_pkg/MatQuery/test/test_0003/test.tol	(revision d937698df2e508bac084b5ce2ff6314e7e561bbf)
@@ -0,0 +1,56 @@
+/* -*- mode: C++ -*- */
+//////////////////////////////////////////////////////////////////////////////
+// FILE   : test.tol
+// PURPOSE: Package MatQuery test
+//////////////////////////////////////////////////////////////////////////////
+
+Text email_ = "vdebuen@tol-project.org"; 
+Text link_ = ""; 
+Text summary_ = "checking matrix row selection of unknown values";
+
+//Write here the initial test TOL code if needed
+Real numErr0 = Copy(NError);
+Real numWar0 = Copy(NWarning);
+
+#Require MatQuery;
+//#Embed "../../../_embed_all.tol";
+
+Real t1 = Copy(Time);
+Real rndSeed = 0;
+Real m = 300;
+
+VMatrix unk.match = LE(Rand(m,1,0,1),Rand(m,1,1,1)*.20);
+VMatrix M = IfVMat(unk.match, Rand(m,1,1,1)*?, Rand(m,1,-10,10));
+
+VMatrix unk.match_ = MatQuery::MatchRowsWithValue(M,?);
+Real ok.1 = VMatMax(Abs(unk.match-unk.match))==0;
+
+Set sel.known = MatQuery::SelectMatch(Not(unk.match_));
+
+VMatrix extract.known = SubRow(M, sel.known);
+
+Real ok.2 = VMatSum(IsUnknown(extract.known))==0;
+Real ok.3 = VRows(extract.known)==m-VMatSum(unk.match);
+
+
+Real numErr1 = Copy(NError);
+Real numWar1 = Copy(NWarning);
+
+Set partialResults_ = [[numErr0, numErr1, 
+                        ok.1, ok.2, ok.3]];
+
+//This is a messure of the success of the test 
+Real quality_ = And(numErr1 == numErr0, 
+                    numWar1 <= numWar0, 
+                    ok.1, ok.2, ok.3);
+
+//Return the results 
+Set resultStr_ = @strTestStatus(summary_, link_, quality_,
+                  "Partial results = "<<partialResults_,
+                  "NO DBServerType", "NO DBServerHost", "NO DBAlias",
+                  email_);
+WriteLn(""<<resultStr_);
+resultStr_;
+
+/* */
+