Unlink run_tests from constants

run_tests.py doesn't read any functest config file what is mandatory
for xtesting.

Change-Id: I49f672c54a606acead75f573d1ce496c81fb235a
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

2 files changed, 16 insertions, 18 deletions

diff --git a/functest/ci/run_tests.py b/functest/ci/run_tests.py
index 9edf13477..2122e7f31 100644
--- a/functest/ci/run_tests.py
+++ b/functest/ci/run_tests.py
@@ -29,7 +29,6 @@ import yaml
 
 import functest.ci.tier_builder as tb
 import functest.core.testcase as testcase
-from functest.utils.constants import CONST
 
 # __name__ cannot be used here
 LOGGER = logging.getLogger('functest.ci.run_tests')
@@ -37,6 +36,8 @@ LOGGER = logging.getLogger('functest.ci.run_tests')
 CONFIG_FUNCTEST_PATH = pkg_resources.resource_filename(
     'functest', 'ci/config_functest.yaml')
 
+ENV_FILE = "/home/opnfv/functest/conf/env_file"
+
 
 class Result(enum.Enum):
     """The overall result in enumerated type"""
@@ -93,12 +94,12 @@ class Runner(object):
         self.clean_flag = True
         self.report_flag = False
         self.tiers = tb.TierBuilder(
-            CONST.__getattribute__('INSTALLER_TYPE'),
-            CONST.__getattribute__('DEPLOY_SCENARIO'),
+            os.environ.get('INSTALLER_TYPE', None),
+            os.environ.get('DEPLOY_SCENARIO', None),
             pkg_resources.resource_filename('functest', 'ci/testcases.yaml'))
 
     @staticmethod
-    def source_envfile(rc_file):
+    def source_envfile(rc_file=ENV_FILE):
         """Source the env file passed as arg"""
         with open(rc_file, "r") as rcfd:
             for line in rcfd:
@@ -111,7 +112,6 @@ class Runner(object):
                     key = re.sub(r'^["\' ]*|[ \'"]*$', '', var[0])
                     value = re.sub(r'^["\' ]*|[ \'"]*$', '', "".join(var[1:]))
                     os.environ[key] = value
-                    setattr(CONST, key, value)
 
     @staticmethod
     def get_dict_by_test(testname):
@@ -208,9 +208,9 @@ class Runner(object):
             field_names=['tiers', 'order', 'CI Loop', 'description',
                          'testcases'])
         for tier in self.tiers.get_tiers():
-            if (tier.get_tests() and
-                    re.search(CONST.__getattribute__('CI_LOOP'),
-                              tier.get_ci_loop()) is not None):
+            ci_loop = os.environ.get('CI_LOOP', None)
+            if (tier.get_tests() and ci_loop and
+                    re.search(ci_loop, tier.get_ci_loop()) is not None):
                 tiers_to_run.append(tier)
                 msg.add_row([tier.get_name(), tier.get_order(),
                              tier.get_ci_loop(),
@@ -230,7 +230,7 @@ class Runner(object):
         try:
             if 'test' in kwargs:
                 LOGGER.debug("Sourcing the credential file...")
-                self.source_envfile(getattr(CONST, 'env_file'))
+                self.source_envfile()
 
                 LOGGER.debug("Test args: %s", kwargs['test'])
                 if self.tiers.get_tier(kwargs['test']):
@@ -248,7 +248,7 @@ class Runner(object):
                     LOGGER.error("Unknown test case or tier '%s', or not "
                                  "supported by the given scenario '%s'.",
                                  kwargs['test'],
-                                 CONST.__getattribute__('DEPLOY_SCENARIO'))
+                                 os.environ.get('DEPLOY_SCENARIO', ""))
                     LOGGER.debug("Available tiers are:\n\n%s",
                                  self.tiers)
                     return Result.EX_ERROR
@@ -271,7 +271,7 @@ class Runner(object):
             field_names=['env var', 'value'])
         for env_var in ['INSTALLER_TYPE', 'DEPLOY_SCENARIO', 'BUILD_TAG',
                         'CI_LOOP']:
-            msg.add_row([env_var, CONST.__getattribute__(env_var)])
+            msg.add_row([env_var, os.environ.get(env_var, "")])
         LOGGER.info("Deployment description:\n\n%s\n", msg)
         msg = prettytable.PrettyTable(
             header_style='upper', padding_width=5,
diff --git a/functest/tests/unit/ci/test_run_tests.py b/functest/tests/unit/ci/test_run_tests.py
index 0b89ce271..aaa265c50 100644
--- a/functest/tests/unit/ci/test_run_tests.py
+++ b/functest/tests/unit/ci/test_run_tests.py
@@ -14,7 +14,6 @@ import os
 import mock
 
 from functest.ci import run_tests
-from functest.utils.constants import CONST
 from functest.core.testcase import TestCase
 
 
@@ -177,7 +176,7 @@ class RunTestsTesting(unittest.TestCase):
     @mock.patch('functest.ci.run_tests.Runner.run_tier')
     @mock.patch('functest.ci.run_tests.Runner.summary')
     def test_run_all_default(self, *mock_methods):
-        CONST.__setattr__('CI_LOOP', 'test_ci_loop')
+        os.environ['CI_LOOP'] = 'test_ci_loop'
         self.runner.run_all()
         mock_methods[1].assert_not_called()
         self.assertTrue(mock_methods[2].called)
@@ -185,7 +184,7 @@ class RunTestsTesting(unittest.TestCase):
     @mock.patch('functest.ci.run_tests.LOGGER.info')
     @mock.patch('functest.ci.run_tests.Runner.summary')
     def test_run_all_missing_tier(self, *mock_methods):
-        CONST.__setattr__('CI_LOOP', 'loop_re_not_available')
+        os.environ['CI_LOOP'] = 'loop_re_not_available'
         self.runner.run_all()
         self.assertTrue(mock_methods[1].called)
 
@@ -200,8 +199,7 @@ class RunTestsTesting(unittest.TestCase):
         self.runner.tiers.configure_mock(**args)
         self.assertEqual(self.runner.main(**kwargs),
                          run_tests.Result.EX_ERROR)
-        mock_methods[1].assert_called_once_with(
-            '/home/opnfv/functest/conf/env_file')
+        mock_methods[1].assert_called_once_with()
 
     @mock.patch('functest.ci.run_tests.Runner.source_envfile')
     @mock.patch('functest.ci.run_tests.Runner.run_test',
@@ -250,7 +248,7 @@ class RunTestsTesting(unittest.TestCase):
             run_tests.Result.EX_OK)
         args[0].assert_called_once_with(None)
         args[1].assert_called_once_with()
-        args[2].assert_called_once_with('/home/opnfv/functest/conf/env_file')
+        args[2].assert_called_once_with()
 
     @mock.patch('functest.ci.run_tests.Runner.source_envfile')
     def test_main_any_tier_test_ko(self, *args):
@@ -261,7 +259,7 @@ class RunTestsTesting(unittest.TestCase):
         self.assertEqual(
             self.runner.main(test='any', noclean=True, report=True),
             run_tests.Result.EX_ERROR)
-        args[0].assert_called_once_with('/home/opnfv/functest/conf/env_file')
+        args[0].assert_called_once_with()
 
 
 if __name__ == "__main__":