rename remaining files for pytest migration
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Bastien Gérard
371
tests/queryset/test_transform.py
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371
tests/queryset/test_transform.py
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import unittest
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from bson.son import SON
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from mongoengine import *
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from mongoengine.queryset import Q, transform
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class TestTransform(unittest.TestCase):
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def setUp(self):
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connect(db="mongoenginetest")
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def test_transform_query(self):
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"""Ensure that the _transform_query function operates correctly.
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"""
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self.assertEqual(
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transform.query(name="test", age=30), {"name": "test", "age": 30}
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)
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self.assertEqual(transform.query(age__lt=30), {"age": {"$lt": 30}})
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self.assertEqual(
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transform.query(age__gt=20, age__lt=50), {"age": {"$gt": 20, "$lt": 50}}
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)
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self.assertEqual(
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transform.query(age=20, age__gt=50),
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{"$and": [{"age": {"$gt": 50}}, {"age": 20}]},
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)
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self.assertEqual(
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transform.query(friend__age__gte=30), {"friend.age": {"$gte": 30}}
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)
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self.assertEqual(
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transform.query(name__exists=True), {"name": {"$exists": True}}
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)
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def test_transform_update(self):
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class LisDoc(Document):
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foo = ListField(StringField())
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class DicDoc(Document):
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dictField = DictField()
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class Doc(Document):
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pass
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LisDoc.drop_collection()
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DicDoc.drop_collection()
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Doc.drop_collection()
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DicDoc().save()
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doc = Doc().save()
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for k, v in (
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("set", "$set"),
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("set_on_insert", "$setOnInsert"),
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("push", "$push"),
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):
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update = transform.update(DicDoc, **{"%s__dictField__test" % k: doc})
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self.assertIsInstance(update[v]["dictField.test"], dict)
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# Update special cases
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update = transform.update(DicDoc, unset__dictField__test=doc)
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self.assertEqual(update["$unset"]["dictField.test"], 1)
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update = transform.update(DicDoc, pull__dictField__test=doc)
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self.assertIsInstance(update["$pull"]["dictField"]["test"], dict)
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update = transform.update(LisDoc, pull__foo__in=["a"])
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self.assertEqual(update, {"$pull": {"foo": {"$in": ["a"]}}})
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def test_transform_update_push(self):
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"""Ensure the differences in behvaior between 'push' and 'push_all'"""
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class BlogPost(Document):
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tags = ListField(StringField())
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update = transform.update(BlogPost, push__tags=["mongo", "db"])
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self.assertEqual(update, {"$push": {"tags": ["mongo", "db"]}})
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update = transform.update(BlogPost, push_all__tags=["mongo", "db"])
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self.assertEqual(update, {"$push": {"tags": {"$each": ["mongo", "db"]}}})
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def test_transform_update_no_operator_default_to_set(self):
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"""Ensure the differences in behvaior between 'push' and 'push_all'"""
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class BlogPost(Document):
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tags = ListField(StringField())
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update = transform.update(BlogPost, tags=["mongo", "db"])
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self.assertEqual(update, {"$set": {"tags": ["mongo", "db"]}})
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def test_query_field_name(self):
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"""Ensure that the correct field name is used when querying.
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"""
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class Comment(EmbeddedDocument):
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content = StringField(db_field="commentContent")
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class BlogPost(Document):
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title = StringField(db_field="postTitle")
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comments = ListField(
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EmbeddedDocumentField(Comment), db_field="postComments"
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)
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BlogPost.drop_collection()
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data = {"title": "Post 1", "comments": [Comment(content="test")]}
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post = BlogPost(**data)
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post.save()
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self.assertIn("postTitle", BlogPost.objects(title=data["title"])._query)
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self.assertFalse("title" in BlogPost.objects(title=data["title"])._query)
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self.assertEqual(BlogPost.objects(title=data["title"]).count(), 1)
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self.assertIn("_id", BlogPost.objects(pk=post.id)._query)
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self.assertEqual(BlogPost.objects(pk=post.id).count(), 1)
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self.assertIn(
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"postComments.commentContent",
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BlogPost.objects(comments__content="test")._query,
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)
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self.assertEqual(BlogPost.objects(comments__content="test").count(), 1)
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BlogPost.drop_collection()
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def test_query_pk_field_name(self):
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"""Ensure that the correct "primary key" field name is used when
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querying
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"""
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class BlogPost(Document):
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title = StringField(primary_key=True, db_field="postTitle")
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BlogPost.drop_collection()
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data = {"title": "Post 1"}
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post = BlogPost(**data)
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post.save()
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self.assertIn("_id", BlogPost.objects(pk=data["title"])._query)
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self.assertIn("_id", BlogPost.objects(title=data["title"])._query)
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self.assertEqual(BlogPost.objects(pk=data["title"]).count(), 1)
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BlogPost.drop_collection()
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def test_chaining(self):
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class A(Document):
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pass
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class B(Document):
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a = ReferenceField(A)
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A.drop_collection()
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B.drop_collection()
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a1 = A().save()
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a2 = A().save()
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B(a=a1).save()
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# Works
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q1 = B.objects.filter(a__in=[a1, a2], a=a1)._query
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# Doesn't work
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q2 = B.objects.filter(a__in=[a1, a2])
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q2 = q2.filter(a=a1)._query
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self.assertEqual(q1, q2)
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def test_raw_query_and_Q_objects(self):
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"""
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Test raw plays nicely
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"""
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class Foo(Document):
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name = StringField()
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a = StringField()
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b = StringField()
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c = StringField()
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meta = {"allow_inheritance": False}
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query = Foo.objects(__raw__={"$nor": [{"name": "bar"}]})._query
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self.assertEqual(query, {"$nor": [{"name": "bar"}]})
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q1 = {"$or": [{"a": 1}, {"b": 1}]}
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query = Foo.objects(Q(__raw__=q1) & Q(c=1))._query
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self.assertEqual(query, {"$or": [{"a": 1}, {"b": 1}], "c": 1})
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def test_raw_and_merging(self):
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class Doc(Document):
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meta = {"allow_inheritance": False}
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raw_query = Doc.objects(
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__raw__={
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"deleted": False,
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"scraped": "yes",
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"$nor": [
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{"views.extracted": "no"},
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{"attachments.views.extracted": "no"},
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],
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}
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)._query
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self.assertEqual(
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raw_query,
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{
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"deleted": False,
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"scraped": "yes",
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"$nor": [
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{"views.extracted": "no"},
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{"attachments.views.extracted": "no"},
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],
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},
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)
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def test_geojson_PointField(self):
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class Location(Document):
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loc = PointField()
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update = transform.update(Location, set__loc=[1, 2])
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self.assertEqual(
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update, {"$set": {"loc": {"type": "Point", "coordinates": [1, 2]}}}
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)
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update = transform.update(
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Location, set__loc={"type": "Point", "coordinates": [1, 2]}
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)
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self.assertEqual(
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update, {"$set": {"loc": {"type": "Point", "coordinates": [1, 2]}}}
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)
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def test_geojson_LineStringField(self):
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class Location(Document):
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line = LineStringField()
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update = transform.update(Location, set__line=[[1, 2], [2, 2]])
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self.assertEqual(
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update,
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{"$set": {"line": {"type": "LineString", "coordinates": [[1, 2], [2, 2]]}}},
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)
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update = transform.update(
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Location, set__line={"type": "LineString", "coordinates": [[1, 2], [2, 2]]}
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)
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self.assertEqual(
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update,
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{"$set": {"line": {"type": "LineString", "coordinates": [[1, 2], [2, 2]]}}},
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)
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def test_geojson_PolygonField(self):
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class Location(Document):
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poly = PolygonField()
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update = transform.update(
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Location, set__poly=[[[40, 5], [40, 6], [41, 6], [40, 5]]]
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)
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self.assertEqual(
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update,
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{
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"$set": {
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"poly": {
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"type": "Polygon",
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"coordinates": [[[40, 5], [40, 6], [41, 6], [40, 5]]],
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}
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}
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},
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)
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update = transform.update(
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Location,
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set__poly={
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"type": "Polygon",
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"coordinates": [[[40, 5], [40, 6], [41, 6], [40, 5]]],
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},
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)
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self.assertEqual(
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update,
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{
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"$set": {
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"poly": {
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"type": "Polygon",
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"coordinates": [[[40, 5], [40, 6], [41, 6], [40, 5]]],
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}
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}
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},
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)
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def test_type(self):
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class Doc(Document):
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df = DynamicField()
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Doc(df=True).save()
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Doc(df=7).save()
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Doc(df="df").save()
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self.assertEqual(Doc.objects(df__type=1).count(), 0) # double
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self.assertEqual(Doc.objects(df__type=8).count(), 1) # bool
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self.assertEqual(Doc.objects(df__type=2).count(), 1) # str
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self.assertEqual(Doc.objects(df__type=16).count(), 1) # int
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def test_last_field_name_like_operator(self):
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class EmbeddedItem(EmbeddedDocument):
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type = StringField()
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name = StringField()
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class Doc(Document):
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item = EmbeddedDocumentField(EmbeddedItem)
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Doc.drop_collection()
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doc = Doc(item=EmbeddedItem(type="axe", name="Heroic axe"))
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doc.save()
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self.assertEqual(1, Doc.objects(item__type__="axe").count())
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self.assertEqual(1, Doc.objects(item__name__="Heroic axe").count())
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Doc.objects(id=doc.id).update(set__item__type__="sword")
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self.assertEqual(1, Doc.objects(item__type__="sword").count())
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self.assertEqual(0, Doc.objects(item__type__="axe").count())
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def test_understandable_error_raised(self):
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class Event(Document):
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title = StringField()
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location = GeoPointField()
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box = [(35.0, -125.0), (40.0, -100.0)]
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# I *meant* to execute location__within_box=box
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events = Event.objects(location__within=box)
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with self.assertRaises(InvalidQueryError):
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events.count()
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def test_update_pull_for_list_fields(self):
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"""
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Test added to check pull operation in update for
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EmbeddedDocumentListField which is inside a EmbeddedDocumentField
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"""
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class Word(EmbeddedDocument):
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word = StringField()
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index = IntField()
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class SubDoc(EmbeddedDocument):
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heading = ListField(StringField())
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text = EmbeddedDocumentListField(Word)
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class MainDoc(Document):
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title = StringField()
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content = EmbeddedDocumentField(SubDoc)
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word = Word(word="abc", index=1)
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update = transform.update(MainDoc, pull__content__text=word)
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self.assertEqual(
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update, {"$pull": {"content.text": SON([("word", u"abc"), ("index", 1)])}}
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)
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update = transform.update(MainDoc, pull__content__heading="xyz")
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self.assertEqual(update, {"$pull": {"content.heading": "xyz"}})
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update = transform.update(MainDoc, pull__content__text__word__in=["foo", "bar"])
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self.assertEqual(
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update, {"$pull": {"content.text": {"word": {"$in": ["foo", "bar"]}}}}
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)
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update = transform.update(
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MainDoc, pull__content__text__word__nin=["foo", "bar"]
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)
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self.assertEqual(
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update, {"$pull": {"content.text": {"word": {"$nin": ["foo", "bar"]}}}}
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)
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if __name__ == "__main__":
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unittest.main()
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