BF: Guard against base package name collision

manifest_rules/__init__.py

 #!/usr/bin/env python
 
 
-__version__ = '0.5.2'
+__version__ = '0.5.3'

manifest_rules/test_environment.py

@@ -78,6 +78,7 @@ def full_test(envfile, release_info):
     platform      = parse_environment_file_name(envfile)[1]
     miniconda_url = release_info['miniconda'][platform]
     base_packages = release_info['base_packages']
+    base_packages = sorted(base_packages, key=len, reverse=True)
 
     download_file(miniconda_url, 'miniconda.sh')
 
@@ -89,7 +90,7 @@ def full_test(envfile, release_info):
     with open(envfile, 'rt') as f:
         for line in f:
             for pkg in base_packages:
-                if line.strip().startswith(f'- {pkg}'):
+                if line.strip().startswith(f'- {pkg} '):
                     pkgver        = line.strip().split(maxsplit=2)[2]
                     basepkgs[pkg] = pkgver.replace(' ', '=')