From c09bfca6342a60ee20f931c16731282969c378bc Mon Sep 17 00:00:00 2001
From: "Terence D. Honles" <terence@honles.com>
Date: Wed, 15 Aug 2018 12:36:13 -0700
Subject: [PATCH 1/2] add __repr__ to Q and QCombination

---
 mongoengine/queryset/visitor.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/mongoengine/queryset/visitor.py b/mongoengine/queryset/visitor.py
index bcf93a13..3ae053b8 100644
--- a/mongoengine/queryset/visitor.py
+++ b/mongoengine/queryset/visitor.py
@@ -131,6 +131,10 @@ class QCombination(QNode):
             else:
                 self.children.append(node)
 
+    def __repr__(self):
+        op = ' & ' if self.operation is self.AND else ' | '
+        return '(%s)' % op.join([repr(node) for node in self.children])
+
     def accept(self, visitor):
         for i in range(len(self.children)):
             if isinstance(self.children[i], QNode):
@@ -151,6 +155,9 @@ class Q(QNode):
     def __init__(self, **query):
         self.query = query
 
+    def __repr__(self):
+        return 'Q(**%s)' % repr(self.query)
+
     def accept(self, visitor):
         return visitor.visit_query(self)
 

From b3b4d992fefaf3ae3e61465818c1dc3e6bdd9256 Mon Sep 17 00:00:00 2001
From: "Terence D. Honles" <terence@honles.com>
Date: Mon, 27 Aug 2018 19:24:24 -0700
Subject: [PATCH 2/2] add Q repr tests

---
 tests/queryset/visitor.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/tests/queryset/visitor.py b/tests/queryset/visitor.py
index 6f020e88..6186e726 100644
--- a/tests/queryset/visitor.py
+++ b/tests/queryset/visitor.py
@@ -296,6 +296,18 @@ class QTest(unittest.TestCase):
         obj = self.Person.objects(Q(name__not=re.compile('^Gui'))).first()
         self.assertEqual(obj, None)
 
+    def test_q_repr(self):
+        self.assertEqual(repr(Q()), 'Q(**{})')
+        self.assertEqual(repr(Q(name='test')), "Q(**{'name': 'test'})")
+
+        self.assertEqual(
+            repr(Q(name='test') & Q(age__gte=18)),
+            "(Q(**{'name': 'test'}) & Q(**{'age__gte': 18}))")
+
+        self.assertEqual(
+            repr(Q(name='test') | Q(age__gte=18)),
+            "(Q(**{'name': 'test'}) | Q(**{'age__gte': 18}))")
+
     def test_q_lists(self):
         """Ensure that Q objects query ListFields correctly.
         """