Use a fixed datetime to avoid test failures (#520)

freezegun library added to travis build and appveyor

Fixes #507

3 files changed, 33 insertions, 17 deletions

diff --git a/.ci/appveyor.yml b/.ci/appveyor.yml
index e0db913..2dfbdd8 100644
--- a/.ci/appveyor.yml
+++ b/.ci/appveyor.yml
@@ -27,7 +27,7 @@ install:
   - "python --version"
   - "python -c \"import struct; print(struct.calcsize('P') * 8)\""
   # Build data files
-  - "pip install --upgrade pytest==2.8.5 pytest-cov==2.2.0 codecov"
+  - "pip install --upgrade pytest==2.8.5 pytest-cov==2.2.0 codecov freezegun==0.3.9"
   - "pip install --editable ."
   - "python setup.py import_cldr"
 
diff --git a/.travis.yml b/.travis.yml
index 1f69042..b7eff7d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -39,7 +39,7 @@ matrix:
 install:
   - bash .ci/deps.${TRAVIS_OS_NAME}.sh
   - pip install --upgrade pip
-  - pip install --upgrade pytest==2.8.5 pytest-cov==2.2.0 $CDECIMAL
+  - pip install --upgrade pytest==2.8.5 pytest-cov==2.2.0 $CDECIMAL freezegun==0.3.9
   - pip install --editable .
 
 script:
diff --git a/tests/messages/test_frontend.py b/tests/messages/test_frontend.py
index ef3c00b..20904a3 100644
--- a/tests/messages/test_frontend.py
+++ b/tests/messages/test_frontend.py
@@ -11,6 +11,7 @@
 # individuals. For the exact contribution history, see the revision
 # history and logs, available at http://babel.edgewall.org/log/.
 import shlex
+from freezegun import freeze_time
 from datetime import datetime
 from distutils.dist import Distribution
 from distutils.errors import DistutilsOptionError
@@ -149,6 +150,7 @@ class ExtractMessagesTestCase(unittest.TestCase):
         self.cmd.output_file = self._pot_file()
         self.assertRaises(DistutilsOptionError, self.cmd.finalize_options)
 
+    @freeze_time("1994-11-11")
     def test_extraction_with_default_mapping(self):
         self.cmd.copyright_holder = 'FooBar, Inc.'
         self.cmd.msgid_bugs_address = 'bugs.address@email.tld'
@@ -200,12 +202,13 @@ msgstr[1] ""
 
 """ % {'version': VERSION,
             'year': time.strftime('%Y'),
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='en')}
         with open(self._pot_file(), 'U') as f:
             actual_content = f.read()
         self.assertEqual(expected_content, actual_content)
 
+    @freeze_time("1994-11-11")
     def test_extraction_with_mapping_file(self):
         self.cmd.copyright_holder = 'FooBar, Inc.'
         self.cmd.msgid_bugs_address = 'bugs.address@email.tld'
@@ -252,12 +255,13 @@ msgstr[1] ""
 
 """ % {'version': VERSION,
             'year': time.strftime('%Y'),
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='en')}
         with open(self._pot_file(), 'U') as f:
             actual_content = f.read()
         self.assertEqual(expected_content, actual_content)
 
+    @freeze_time("1994-11-11")
     def test_extraction_with_mapping_dict(self):
         self.dist.message_extractors = {
             'project': [
@@ -309,7 +313,7 @@ msgstr[1] ""
 
 """ % {'version': VERSION,
             'year': time.strftime('%Y'),
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='en')}
         with open(self._pot_file(), 'U') as f:
             actual_content = f.read()
@@ -388,6 +392,7 @@ class InitCatalogTestCase(unittest.TestCase):
         self.cmd.output_file = 'dummy'
         self.assertRaises(DistutilsOptionError, self.cmd.finalize_options)
 
+    @freeze_time("1994-11-11")
     def test_with_output_dir(self):
         self.cmd.input_file = 'project/i18n/messages.pot'
         self.cmd.locale = 'en_US'
@@ -433,12 +438,13 @@ msgstr[0] ""
 msgstr[1] ""
 
 """ % {'version': VERSION,
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='en')}
         with open(po_file, 'U') as f:
             actual_content = f.read()
         self.assertEqual(expected_content, actual_content)
 
+    @freeze_time("1994-11-11")
     def test_keeps_catalog_non_fuzzy(self):
         self.cmd.input_file = 'project/i18n/messages_non_fuzzy.pot'
         self.cmd.locale = 'en_US'
@@ -484,12 +490,13 @@ msgstr[0] ""
 msgstr[1] ""
 
 """ % {'version': VERSION,
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='en')}
         with open(po_file, 'U') as f:
             actual_content = f.read()
         self.assertEqual(expected_content, actual_content)
 
+    @freeze_time("1994-11-11")
     def test_correct_init_more_than_2_plurals(self):
         self.cmd.input_file = 'project/i18n/messages.pot'
         self.cmd.locale = 'lv_LV'
@@ -537,12 +544,13 @@ msgstr[1] ""
 msgstr[2] ""
 
 """ % {'version': VERSION,
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='en')}
         with open(po_file, 'U') as f:
             actual_content = f.read()
         self.assertEqual(expected_content, actual_content)
 
+    @freeze_time("1994-11-11")
     def test_correct_init_singular_plural_forms(self):
         self.cmd.input_file = 'project/i18n/messages.pot'
         self.cmd.locale = 'ja_JP'
@@ -587,12 +595,13 @@ msgid_plural "foobars"
 msgstr[0] ""
 
 """ % {'version': VERSION,
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='ja_JP')}
         with open(po_file, 'U') as f:
             actual_content = f.read()
         self.assertEqual(expected_content, actual_content)
 
+    @freeze_time("1994-11-11")
     def test_supports_no_wrap(self):
         self.cmd.input_file = 'project/i18n/long_messages.pot'
         self.cmd.locale = 'en_US'
@@ -646,13 +655,14 @@ msgstr[0] ""
 msgstr[1] ""
 
 """ % {'version': VERSION,
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='en_US'),
             'long_message': long_message}
         with open(po_file, 'U') as f:
             actual_content = f.read()
         self.assertEqual(expected_content, actual_content)
 
+    @freeze_time("1994-11-11")
     def test_supports_width(self):
         self.cmd.input_file = 'project/i18n/long_messages.pot'
         self.cmd.locale = 'en_US'
@@ -705,7 +715,7 @@ msgstr[0] ""
 msgstr[1] ""
 
 """ % {'version': VERSION,
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='en_US'),
             'long_message': long_message}
         with open(po_file, 'U') as f:
@@ -817,6 +827,7 @@ commands:
     def assert_pot_file_exists(self):
         assert os.path.isfile(self._pot_file())
 
+    @freeze_time("1994-11-11")
     def test_extract_with_default_mapping(self):
         pot_file = self._pot_file()
         self.cli.run(sys.argv + ['extract',
@@ -866,12 +877,13 @@ msgstr[1] ""
 
 """ % {'version': VERSION,
             'year': time.strftime('%Y'),
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='en')}
         with open(pot_file, 'U') as f:
             actual_content = f.read()
         self.assertEqual(expected_content, actual_content)
 
+    @freeze_time("1994-11-11")
     def test_extract_with_mapping_file(self):
         pot_file = self._pot_file()
         self.cli.run(sys.argv + ['extract',
@@ -916,12 +928,13 @@ msgstr[1] ""
 
 """ % {'version': VERSION,
             'year': time.strftime('%Y'),
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='en')}
         with open(pot_file, 'U') as f:
             actual_content = f.read()
         self.assertEqual(expected_content, actual_content)
 
+    @freeze_time("1994-11-11")
     def test_extract_with_exact_file(self):
         """Tests that we can call extract with a particular file and only
         strings from that file get extracted. (Note the absence of strings from file1.py)
@@ -964,12 +977,13 @@ msgstr[1] ""
 
 """ % {'version': VERSION,
             'year': time.strftime('%Y'),
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='en')}
         with open(pot_file, 'U') as f:
             actual_content = f.read()
         self.assertEqual(expected_content, actual_content)
 
+    @freeze_time("1994-11-11")
     def test_init_with_output_dir(self):
         po_file = self._po_file('en_US')
         self.cli.run(sys.argv + ['init',
@@ -1011,7 +1025,7 @@ msgstr[0] ""
 msgstr[1] ""
 
 """ % {'version': VERSION,
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='en')}
         with open(po_file, 'U') as f:
             actual_content = f.read()
@@ -1020,6 +1034,7 @@ msgstr[1] ""
     def _i18n_dir(self):
         return os.path.join(self.datadir, 'project', 'i18n')
 
+    @freeze_time("1994-11-11")
     def test_init_singular_plural_forms(self):
         po_file = self._po_file('ja_JP')
         self.cli.run(sys.argv + ['init',
@@ -1060,12 +1075,13 @@ msgid_plural "foobars"
 msgstr[0] ""
 
 """ % {'version': VERSION,
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='en')}
         with open(po_file, 'U') as f:
             actual_content = f.read()
         self.assertEqual(expected_content, actual_content)
 
+    @freeze_time("1994-11-11")
     def test_init_more_than_2_plural_forms(self):
         po_file = self._po_file('lv_LV')
         self.cli.run(sys.argv + ['init',
@@ -1109,7 +1125,7 @@ msgstr[1] ""
 msgstr[2] ""
 
 """ % {'version': VERSION,
-            'date': format_datetime(datetime.now(LOCALTZ), 'yyyy-MM-dd HH:mmZ',
+            'date': format_datetime(datetime(1994, 11, 11, 00, 00), 'yyyy-MM-dd HH:mmZ',
                                     tzinfo=LOCALTZ, locale='en')}
         with open(po_file, 'U') as f:
             actual_content = f.read()