more tests for the chained Criteria support

spring-data-mongodb/src/test/java/org/springframework/data/document/mongodb/query/QueryTests.java

@@ -29,13 +29,6 @@ public class QueryTests {
     Assert.assertEquals(expected, q.getQueryObject().toString());
   }
 
-  @Test
-  public void testSimpleQueryWithChainedCriteria() {
-    Query q = new Query(where("name").is("Thomas").and("age").lt(80));
-    String expected = "{ \"name\" : \"Thomas\" , \"age\" : { \"$lt\" : 80}}";
-    Assert.assertEquals(expected, q.getQueryObject().toString());
-  }
-
   @Test
   public void testQueryWithNot() {
     Query q = new Query(where("name").is("Thomas")).and(where("age").not().mod(10, 0));
@@ -81,6 +74,22 @@ public class QueryTests {
     Assert.assertEquals(expected, q.getQueryObject().toString());
   }
 
+  @Test
+  public void testSimpleQueryWithChainedCriteria() {
+    Query q = new Query(where("name").is("Thomas").and("age").lt(80));
+    String expected = "{ \"name\" : \"Thomas\" , \"age\" : { \"$lt\" : 80}}";
+    Assert.assertEquals(expected, q.getQueryObject().toString());
+  }
+
+  @Test
+  public void testComplexQueryWithMultipleChainedCriteria() {
+    Query q1 = new Query(where("name").regex("^T.*").and("age").gt(20).lt(80).and("city").in("Stockholm", "London", "New York"));
+    Query q2 = new Query(where("name").regex("^T.*").and("age").gt(20).lt(80)).and(where("city").in("Stockholm", "London", "New York"));
+    Assert.assertEquals(q1.getQueryObject().toString(), q2.getQueryObject().toString());
+    Query q3 = new Query(where("name").regex("^T.*")).and(where("age").gt(20).lt(80)).and(where("city").in("Stockholm", "London", "New York"));
+    Assert.assertEquals(q1.getQueryObject().toString(), q3.getQueryObject().toString());
+  }
+
   @Test
   public void testQueryWithElemMatch() {
     Query q = new Query(where("openingHours").elemMatch(where("dayOfWeek").is("Monday").and("open").lte("1800")));