remove references to nose

CONTRIBUTING.rst

@@ -54,7 +54,7 @@ General Guidelines
   should adapt to the breaking change in docs/upgrade.rst.
 - Write inline documentation for new classes and methods.
 - Write tests and make sure they pass (make sure you have a mongod
-  running on the default port, then execute ``python setup.py nosetests``
+  running on the default port, then execute ``python setup.py test``
   from the cmd line to run the test suite).
 - Ensure tests pass on all supported Python, PyMongo, and MongoDB versions.
   You can test various Python and PyMongo versions locally by executing

requirements.txt

@@ -1,4 +1,3 @@
-nose
 pymongo>=3.4
 six==1.10.0
 Sphinx==1.5.5

setup.py

@@ -120,7 +120,7 @@ extra_opts = {
 }
 if sys.version_info[0] == 3:
     extra_opts["use_2to3"] = True
-    if "test" in sys.argv or "nosetests" in sys.argv:
+    if "test" in sys.argv:
         extra_opts["packages"] = find_packages()
         extra_opts["package_data"] = {
             "tests": ["fields/mongoengine.png", "fields/mongodb_leaf.png"]

tests/document/test_indexes.py

@@ -2,7 +2,6 @@
 import unittest
 from datetime import datetime
 
-from nose.plugins.skip import SkipTest
 from pymongo.collation import Collation
 from pymongo.errors import OperationFailure
 import pytest
@@ -251,7 +250,7 @@ class TestIndexes(unittest.TestCase):
     def test_explicit_geohaystack_index(self):
         """Ensure that geohaystack indexes work when created via meta[indexes]
         """
-        raise SkipTest(
+        pytest.skip(
             "GeoHaystack index creation is not supported for now"
             "from meta, as it requires a bucketSize parameter."
         )

tests/fields/test_email_field.py

@@ -1,6 +1,5 @@
 # -*- coding: utf-8 -*-
 import sys
-from unittest import SkipTest
 
 import pytest
 
@@ -46,11 +45,6 @@ class TestEmailField(MongoDBTestCase):
             user.validate()
 
     def test_email_field_unicode_user(self):
-        # Don't run this test on pypy3, which doesn't support unicode regex:
-        # https://bitbucket.org/pypy/pypy/issues/1821/regular-expression-doesnt-find-unicode
-        if sys.version_info[:2] == (3, 2):
-            raise SkipTest("unicode email addresses are not supported on PyPy 3")
-
         class User(Document):
             email = EmailField()
 

tests/fields/test_fields.py

@@ -3,7 +3,6 @@ import datetime
 import unittest
 
 from bson import DBRef, ObjectId, SON
-from nose.plugins.skip import SkipTest
 import pytest
 
 from mongoengine import (
@@ -1239,17 +1238,17 @@ class TestField(MongoDBTestCase):
         a = A._from_son(SON([("fb", SON([("fc", SON([("txt", "hi")]))]))]))
         assert a.b.c.txt == "hi"
 
+    @pytest.mark.xfail(
+        reason="Using a string reference in an EmbeddedDocumentField does not work if the class isnt registerd yet",
+        raises=NotRegistered,
+    )
     def test_embedded_document_field_cant_reference_using_a_str_if_it_does_not_exist_yet(
         self,
     ):
-        raise SkipTest(
-            "Using a string reference in an EmbeddedDocumentField does not work if the class isnt registerd yet"
-        )
-
         class MyDoc2(Document):
-            emb = EmbeddedDocumentField("MyDoc")
+            emb = EmbeddedDocumentField("MyFunkyDoc123")
 
-        class MyDoc(EmbeddedDocument):
+        class MyFunkyDoc123(EmbeddedDocument):
             name = StringField()
 
     def test_embedded_document_validation(self):

tests/fields/test_file_field.py

@@ -5,7 +5,7 @@ import tempfile
 import unittest
 
 import gridfs
-from nose.plugins.skip import SkipTest
+import pytest
 import six
 
 from mongoengine import *
@@ -21,6 +21,8 @@ except ImportError:
 
 from tests.utils import MongoDBTestCase
 
+require_pil = pytest.mark.skipif(not HAS_PIL, reason="PIL not installed")
+
 TEST_IMAGE_PATH = os.path.join(os.path.dirname(__file__), "mongoengine.png")
 TEST_IMAGE2_PATH = os.path.join(os.path.dirname(__file__), "mongodb_leaf.png")
 
@@ -377,10 +379,8 @@ class TestFileField(MongoDBTestCase):
         assert len(list(files)) == 0
         assert len(list(chunks)) == 0
 
+    @require_pil
     def test_image_field(self):
-        if not HAS_PIL:
-            raise SkipTest("PIL not installed")
-
         class TestImage(Document):
             image = ImageField()
 
@@ -411,10 +411,8 @@ class TestFileField(MongoDBTestCase):
 
         t.image.delete()
 
+    @require_pil
     def test_image_field_reassigning(self):
-        if not HAS_PIL:
-            raise SkipTest("PIL not installed")
-
         class TestFile(Document):
             the_file = ImageField()
 
@@ -428,10 +426,8 @@ class TestFileField(MongoDBTestCase):
         test_file.save()
         assert test_file.the_file.size == (45, 101)
 
+    @require_pil
     def test_image_field_resize(self):
-        if not HAS_PIL:
-            raise SkipTest("PIL not installed")
-
         class TestImage(Document):
             image = ImageField(size=(185, 37))
 
@@ -451,10 +447,8 @@ class TestFileField(MongoDBTestCase):
 
         t.image.delete()
 
+    @require_pil
     def test_image_field_resize_force(self):
-        if not HAS_PIL:
-            raise SkipTest("PIL not installed")
-
         class TestImage(Document):
             image = ImageField(size=(185, 37, True))
 
@@ -474,10 +468,8 @@ class TestFileField(MongoDBTestCase):
 
         t.image.delete()
 
+    @require_pil
     def test_image_field_thumbnail(self):
-        if not HAS_PIL:
-            raise SkipTest("PIL not installed")
-
         class TestImage(Document):
             image = ImageField(thumbnail_size=(92, 18))
 
@@ -546,11 +538,8 @@ class TestFileField(MongoDBTestCase):
         assert putfile == copy.copy(putfile)
         assert putfile == copy.deepcopy(putfile)
 
+    @require_pil
     def test_get_image_by_grid_id(self):
-
-        if not HAS_PIL:
-            raise SkipTest("PIL not installed")
-
         class TestImage(Document):
 
             image1 = ImageField()

tests/test_connection.py

@@ -1,7 +1,6 @@
 import datetime
 
 from bson.tz_util import utc
-from nose.plugins.skip import SkipTest
 import pymongo
 
 from pymongo import MongoClient, ReadPreference
@@ -35,6 +34,18 @@ def get_tz_awareness(connection):
     return connection.codec_options.tz_aware
 
 
+try:
+    import mongomock
+
+    MONGOMOCK_INSTALLED = True
+except ImportError:
+    MONGOMOCK_INSTALLED = False
+
+require_mongomock = pytest.mark.skipif(
+    not MONGOMOCK_INSTALLED, reason="you need mongomock installed to run this testcase"
+)
+
+
 class ConnectionTest(unittest.TestCase):
     @classmethod
     def setUpClass(cls):
@@ -212,14 +223,10 @@ class ConnectionTest(unittest.TestCase):
             non_string_db_name = ["e. g. list instead of a string"]
             connect(non_string_db_name)
 
+    @require_mongomock
     def test_connect_in_mocking(self):
         """Ensure that the connect() method works properly in mocking.
         """
-        try:
-            import mongomock
-        except ImportError:
-            raise SkipTest("you need mongomock installed to run this testcase")
-
         connect("mongoenginetest", host="mongomock://localhost")
         conn = get_connection()
         assert isinstance(conn, mongomock.MongoClient)
@@ -261,14 +268,10 @@ class ConnectionTest(unittest.TestCase):
         conn = get_connection("testdb7")
         assert isinstance(conn, mongomock.MongoClient)
 
+    @require_mongomock
     def test_default_database_with_mocking(self):
         """Ensure that the default database is correctly set when using mongomock.
         """
-        try:
-            import mongomock
-        except ImportError:
-            raise SkipTest("you need mongomock installed to run this testcase")
-
         disconnect_all()
 
         class SomeDocument(Document):
@@ -281,16 +284,12 @@ class ConnectionTest(unittest.TestCase):
         assert conn.get_default_database().name == "mongoenginetest"
         assert conn.database_names()[0] == "mongoenginetest"
 
+    @require_mongomock
     def test_connect_with_host_list(self):
         """Ensure that the connect() method works when host is a list
 
         Uses mongomock to test w/o needing multiple mongod/mongos processes
         """
-        try:
-            import mongomock
-        except ImportError:
-            raise SkipTest("you need mongomock installed to run this testcase")
-
         connect(host=["mongomock://localhost"])
         conn = get_connection()
         assert isinstance(conn, mongomock.MongoClient)

tests/utils.py

@@ -1,7 +1,6 @@
-import operator
 import unittest
 
-from nose.plugins.skip import SkipTest
+import pytest
 
 from mongoengine import connect
 from mongoengine.connection import disconnect_all, get_db
@@ -37,7 +36,7 @@ def get_as_pymongo(doc):
 def _decorated_with_ver_requirement(func, mongo_version_req, oper):
     """Return a MongoDB version requirement decorator.
 
-    The resulting decorator will raise a SkipTest exception if the current
+    The resulting decorator will skip the test if the current
     MongoDB version doesn't match the provided version/operator.
 
     For example, if you define a decorator like so:
@@ -59,9 +58,8 @@ def _decorated_with_ver_requirement(func, mongo_version_req, oper):
         if oper(mongodb_v, mongo_version_req):
             return func(*args, **kwargs)
 
-        raise SkipTest(
+        pretty_version = ".".join(str(n) for n in mongo_version_req)
-            "Needs MongoDB v{}+".format(".".join(str(n) for n in mongo_version_req))
+        pytest.skip("Needs MongoDB v{}+".format(pretty_version))
-        )
 
     _inner.__name__ = func.__name__
     _inner.__doc__ = func.__doc__

tox.ini

@@ -5,7 +5,6 @@ envlist = {py27,py35,pypy,pypy3}-{mg34,mg36}
 commands =
     python setup.py test {posargs}
 deps =
-    nose
     mg34: pymongo>=3.4,<3.5
     mg36: pymongo>=3.6,<3.7
     mg39: pymongo>=3.9,<4.0