From 2882042811bf4c3ed969f4d44149a07195cbca9e Mon Sep 17 00:00:00 2001
From: Tzu-ping Chung <uranusjr@gmail.com>
Date: Mon, 8 Apr 2019 15:52:16 +0800
Subject: [PATCH] Fix mock

---
 tests/unit/test_unit_outdated.py | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/tests/unit/test_unit_outdated.py b/tests/unit/test_unit_outdated.py
index 0696b71c7a4..9d46ac41c84 100644
--- a/tests/unit/test_unit_outdated.py
+++ b/tests/unit/test_unit_outdated.py
@@ -1,4 +1,3 @@
-import collections
 import datetime
 import os
 import sys
@@ -13,6 +12,14 @@
 from pip._internal.utils import outdated
 
 
+class MockFoundCandidates(object):
+    def __init__(self, best):
+        self._best = best
+
+    def get_best(self):
+        return self._best
+
+
 class MockPackageFinder(object):
 
     BASE_URL = 'https://pypi.org/simple/pip-{0}.tar.gz'
@@ -29,10 +36,8 @@ class MockPackageFinder(object):
     def __init__(self, *args, **kwargs):
         pass
 
-    def find_candidates(self, project_name, specifier):
-        return collections.namedtuple("FoundCandidates", "best")(
-            best=self.INSTALLATION_CANDIDATES[0],
-        )
+    def find_candidates(self, project_name):
+        return MockFoundCandidates(self.INSTALLATION_CANDIDATES[0])
 
 
 class MockDistribution(object):