more bugfixes more tests

arangod/Aql/ExecutionBlock.cpp

@@ -1153,6 +1153,17 @@ bool IndexRangeBlock::initRanges () {
           } 
         }
       }
+
+      bool isEmpty = false;
+      for (auto x: collector) {
+        if (x.empty()) { 
+          isEmpty = true;
+          break;
+        }
+      }
+
+      if (! isEmpty) { 
+        // otherwise the condition is impossible to fulfil
         // the elements of the direct product of the collector are and
         // conditions which should be added to newCondition 
         auto indexAnds = cartesian(collector);
@@ -1167,6 +1178,7 @@ bool IndexRangeBlock::initRanges () {
           newCondition = indexAnds;
         }
       }
+    }
     //_condition = newCondition.release();
     if (newCondition != nullptr) {
       freeCondition(); 
@@ -1233,7 +1245,7 @@ IndexOrCondition* IndexRangeBlock::cartesian (
   }
   
   auto out = new IndexOrCondition();
-
+  try {
     while (true) {
       IndexAndCondition next;
       for (size_t i = 0; i < collector.size(); i++) {
@@ -1253,6 +1265,11 @@ IndexOrCondition* IndexRangeBlock::cartesian (
         j--;
       }
     }
+  }
+  catch (...) {
+    delete out;
+    throw;
+  }
 }
 
 // insert the input rib into every ri in the IndexOrCondition . . .

js/server/tests/aql-queries-optimiser-in-noncluster.js

@@ -1029,6 +1029,32 @@ function ahuacatlQueryOptimiserInTestSuite () {
       ruleIsUsed(query);
     },
     
+    //TODO add SORT here
+    testSkiplistMoreThanOne6 : function () {
+
+      for (var i = 1;i <= 100;i++) {
+        for (var j = 1; j <= 100; j++) {
+          for (var k = 1; k <= 10; k++) {
+            c.save({value1 : i, value2: j, value3: k, 
+              value4: 'somethings' + 2*j });
+          }
+        }
+      }
+
+      c.ensureSkiplist("value1", "value2", "value3", "value4");
+
+      var query = "FOR x IN " + cn + " FILTER (x.value1 IN [PASSTHRU(1), PASSTHRU(2), PASSTHRU(3)] && x.value1 IN PASSTHRU([2, 3, 4]) && x.value2 == PASSTHRU(10) && x.value3 <= 2) || (x.value1 == 1 && x.value2 == 2 && x.value3 >= 0 && x.value3 == PASSTHRU(6) && x.value4 in ['somethings2', PASSTHRU('somethings4')] ) RETURN [x.value1, x.value2, x.value3, x.value4]";
+      var expected = [ 
+          [ 2, 10, 1, "somethings20" ], 
+          [ 2, 10, 2, "somethings20" ], 
+          [ 3, 10, 1, "somethings20" ], 
+          [ 3, 10, 2, "somethings20" ], 
+          [ 1, 2, 6, "somethings4" ] ];
+      var actual = getQueryResults(query);
+      assertEqual(expected, actual);
+      ruleIsUsed(query);
+    },
+
 ////////////////////////////////////////////////////////////////////////////////
 ////////////////////////////////////////////////////////////////////////////////