xiaochuan's multiapp examples

desktop_env/evaluators/metrics/chrome.py

@@ -61,6 +61,12 @@ def is_expected_url_pattern_match(result, rules) -> float:
     return 1.
 
 
+def is_expected_installed_extensions(installed_extensions, expected) -> float:
+    print("installed_extensions: ")
+    print(installed_extensions)
+    expected_extensions = expected["expected"]
+    return 1 if expected_extensions == installed_extensions else 0. # must equal, no additional extensions allowed  
+
 def is_expected_tabs(open_tabs: List[Dict[str, str]], rule: Dict[str, Any]) -> float:
     """
     Checks if the expected tabs are open in Chrome.