test_local_env: Improve test case with better names

This example is more informative when we change the imports exposed by the package for each mapping.

Co-authored-by: Maria Knorps <[email protected]>

Author: jherland

tests/test_local_env.py

@@ -127,14 +127,14 @@ def test_local_env__prefers_first_package_found_in_sys_path(isolate_default_reso
     # the one that Python would end up importing, and it is therefore also the
     # one that we should resolve to.
 
-    site_dir1 = isolate_default_resolver({"other": {"other"}})
-    site_dir2 = isolate_default_resolver({"other": {"other"}})
+    site_dir1 = isolate_default_resolver({"other": {"skipped"}})
+    site_dir2 = isolate_default_resolver({"other": {"actual"}})
     assert site_dir1 != site_dir2
     assert sys.path[0] == str(site_dir2)
     actual = LocalPackageResolver().lookup_packages({"other"})
     assert actual == {
         "other": Package(
-            "other", {"other"}, LocalPackageResolver, {str(site_dir2): {"other"}}
+            "other", {"actual"}, LocalPackageResolver, {str(site_dir2): {"other"}}
         ),
     }