tests: fix config lookup path

Ensure the config file is found.

Signed-off-by: Daniel Wagner <[email protected]>

Author: igaw

tests/nvme_test.py

@@ -77,7 +77,7 @@ def setUp(self):
         self.do_validate_pci_device = True
         self.default_nsid = 0x1
         self.flbas = 0
-        self.config_file = 'tests/config.json'
+        self.config_file = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'config.json')
 
         self.load_config()
         if self.do_validate_pci_device: