Pr/add tests (#1103)

* ADD: Testcase for Sqlserver-6.2.0 driver

* CHG: Removed Row-limit - so we need no special handling when sqlserver-platform generates a "select top 100" statement

* ADD: additional asserts to TestQueryCache

* CHG: Ignore test for sqlserver

src/test/java/org/tests/cache/TestQueryCache.java

@@ -83,6 +83,17 @@ public class TestQueryCache extends BaseTestCase {
       .findSingleAttributeList();
 
     assertThat(colA_Second).isNotSameAs(colA_NotDistinct);
+    
+    // ensure that findCount & findSingleAttribute use different
+    // slots in cache. If not a "Cannot cast List to int" should happen.
+    int count = Ebean.getServer(null)
+        .find(EColAB.class)
+        .setUseQueryCache(true)
+        .select("columnA")
+        .where()
+        .eq("columnB", "SingleAttribute")
+        .findCount();
+    assertThat(count).isEqualTo(2);
   }
 
   @Test
@@ -109,8 +120,43 @@ public class TestQueryCache extends BaseTestCase {
 
     assertThat(count0).isEqualTo(count1);
     assertThat(sql).hasSize(1);
+    
+    // and now, ensure that we hit the database
+    LoggedSqlCollector.start();
+    int count2 = Ebean.find(EColAB.class)
+        .setUseQueryCache(false)
+        .where()
+        .eq("columnB", "count")
+        .findCount();
+    assertThat(count2).isEqualTo(count1);
+    sql = LoggedSqlCollector.stop();
+    assertThat(sql).hasSize(1);
   }
+  
+  @Test
+  public void findCountDifferentQueries() {
+    
 
+    LoggedSqlCollector.start();
+
+    int count0 = Ebean.find(EColAB.class)
+      .setUseQueryCache(true)
+      .where()
+      .eq("columnB", "abc")
+      .findCount();
+
+    int count1 = Ebean.find(EColAB.class)
+      .setUseQueryCache(true)
+      .where()
+      .eq("columnB", "def")
+      .findCount();
+
+    List<String> sql = LoggedSqlCollector.stop();
+
+    assertThat(count0).isEqualTo(count1);
+    assertThat(sql).hasSize(2); // different queries
+    
+  }
   @Test
   @SuppressWarnings("unchecked")
   public void test() {