simplify test

Author: stickperson

tests/integration/test_coverage.py

@@ -15,18 +15,16 @@ def test_get_added_lines(
     git = subprocess_module.Git()
     relative_file_path = file_path.relative_to(integration_dir)
 
-    def _check_added_lines():
-        added_lines = coverage.get_added_lines(git, "main")
+    assert coverage.get_added_lines(git, "main") == {
+        relative_file_path: list(range(7, 13))  # Line numbers start at 1
+    }
 
-        assert added_lines == {
-            relative_file_path: list(range(7, 13))  # Line numbers start at 1
-        }
-
-    _check_added_lines()
     subprocess.check_call(["git", "switch", "main"], cwd=integration_dir)
     write_file("E", "F")
     commit()
     subprocess.check_call(["git", "push", "origin", "main"], cwd=integration_dir)
     subprocess.check_call(["git", "switch", "branch"], cwd=integration_dir)
 
-    _check_added_lines()
+    assert coverage.get_added_lines(git, "main") == {
+        relative_file_path: list(range(7, 13))  # Line numbers start at 1
+    }