change assert(Not)Equals to assert(Not)Equal

According to http://docs.python.org/2/library/unittest.html
assert(Not)Equals is a deprecated alias of assert(Not)Equal.

Change-Id: I2e518d3a92e11e06bacaa67076c0d60ee82ab4a9
Co-Authored-By: Jesse Keating <omgjlk@us.ibm.com>
diff --git a/tests/unit/test_configloader.py b/tests/unit/test_configloader.py
index 3b5c206..f7d580c 100644
--- a/tests/unit/test_configloader.py
+++ b/tests/unit/test_configloader.py
@@ -304,7 +304,7 @@
     def test_conflict_config(self):
         tenant = self.sched.abide.tenants.get('tenant-one')
         jobs = sorted(tenant.layout.jobs.keys())
-        self.assertEquals(
+        self.assertEqual(
             ['base', 'noop', 'trusted-zuul.yaml-job',
              'untrusted-zuul.yaml-job'],
             jobs)
diff --git a/tests/unit/test_executor.py b/tests/unit/test_executor.py
index 3793edc..9c45645 100755
--- a/tests/unit/test_executor.py
+++ b/tests/unit/test_executor.py
@@ -35,17 +35,17 @@
                              'Project %s commit for build %s #%s should '
                              'not have a detached HEAD' % (
                                  project, build, number))
-            self.assertEquals(repo.active_branch.name,
-                              state['branch'],
-                              'Project %s commit for build %s #%s should '
-                              'be on the correct branch' % (
-                                  project, build, number))
+            self.assertEqual(repo.active_branch.name,
+                             state['branch'],
+                             'Project %s commit for build %s #%s should '
+                             'be on the correct branch' % (
+                                 project, build, number))
         if 'commit' in state:
-            self.assertEquals(state['commit'],
-                              str(repo.commit('HEAD')),
-                              'Project %s commit for build %s #%s should '
-                              'be correct' % (
-                                  project, build, number))
+            self.assertEqual(state['commit'],
+                             str(repo.commit('HEAD')),
+                             'Project %s commit for build %s #%s should '
+                             'be correct' % (
+                                 project, build, number))
         ref = repo.commit('HEAD')
         repo_messages = set(
             [c.message.strip() for c in repo.iter_commits(ref)])
@@ -93,7 +93,7 @@
 
         self.waitUntilSettled()
 
-        self.assertEquals(2, len(self.builds), "Two builds are running")
+        self.assertEqual(2, len(self.builds), "Two builds are running")
 
         upstream = self.getUpstreamRepos(projects)
         states = [
@@ -133,7 +133,7 @@
 
         self.waitUntilSettled()
 
-        self.assertEquals(3, len(self.builds), "Three builds are running")
+        self.assertEqual(3, len(self.builds), "Three builds are running")
 
         upstream = self.getUpstreamRepos(projects)
         states = [
@@ -194,7 +194,7 @@
 
         self.waitUntilSettled()
 
-        self.assertEquals(4, len(self.builds), "Four builds are running")
+        self.assertEqual(4, len(self.builds), "Four builds are running")
 
         upstream = self.getUpstreamRepos(projects)
         states = [
@@ -283,7 +283,7 @@
         time.sleep(1)
         self.waitUntilSettled()
 
-        self.assertEquals(1, len(self.builds), "One build is running")
+        self.assertEqual(1, len(self.builds), "One build is running")
 
         upstream = self.getUpstreamRepos(projects)
         states = [
@@ -326,7 +326,7 @@
         time.sleep(1)
         self.waitUntilSettled()
 
-        self.assertEquals(2, len(self.builds), "Two builds are running")
+        self.assertEqual(2, len(self.builds), "Two builds are running")
 
         upstream = self.getUpstreamRepos(projects)
         states = [
diff --git a/tests/unit/test_gerrit.py b/tests/unit/test_gerrit.py
index a369aff..5ce1aa3 100644
--- a/tests/unit/test_gerrit.py
+++ b/tests/unit/test_gerrit.py
@@ -63,11 +63,11 @@
         result = gerrit.simpleQuery('project:openstack-infra/zuul')
 
         _ssh_mock.assert_has_calls(calls)
-        self.assertEquals(len(calls), _ssh_mock.call_count,
-                          '_ssh should be called %d times' % len(calls))
+        self.assertEqual(len(calls), _ssh_mock.call_count,
+                         '_ssh should be called %d times' % len(calls))
         self.assertIsNotNone(result, 'Result is not none')
-        self.assertEquals(len(result), expected_patches,
-                          'There must be %d patches.' % expected_patches)
+        self.assertEqual(len(result), expected_patches,
+                         'There must be %d patches.' % expected_patches)
 
     def test_simple_query_pagination_new(self):
         files = ['simple_query_pagination_new_1',
diff --git a/tests/unit/test_merger_repo.py b/tests/unit/test_merger_repo.py
index f815344..8aafabf 100644
--- a/tests/unit/test_merger_repo.py
+++ b/tests/unit/test_merger_repo.py
@@ -65,12 +65,12 @@
             os.path.join(self.workspace_root, 'subdir', '.git')),
             msg='Cloned over the submodule placeholder')
 
-        self.assertEquals(
+        self.assertEqual(
             os.path.join(self.upstream_root, 'org/project1'),
             work_repo.createRepoObject().remotes[0].url,
             message="Parent clone still point to upstream project1")
 
-        self.assertEquals(
+        self.assertEqual(
             os.path.join(self.upstream_root, 'org/project2'),
             sub_repo.createRepoObject().remotes[0].url,
             message="Sub repository points to upstream project2")