CONSOLE MESSAGE: Testing main world. Request should be blocked by main world CSP. CONSOLE ERROR: Connecting to 'http://localhost:8000/security/isolatedWorld/resources/empty.html' violates the following Content Security Policy directive: "connect-src 'none'". The action has been blocked. CONSOLE MESSAGE: Testing isolated world with no csp. Request should be blocked by main world CSP. CONSOLE ERROR: Connecting to 'http://localhost:8000/security/isolatedWorld/resources/empty.html' violates the following Content Security Policy directive: "connect-src 'none'". The action has been blocked. CONSOLE MESSAGE: Testing isolated world with permissive csp. PingLoader dispatched to 'http://localhost:8000/security/isolatedWorld/resources/empty.html'. CONSOLE MESSAGE: Testing isolated world with strict csp. CONSOLE ERROR: Connecting to 'http://localhost:8000/security/isolatedWorld/resources/empty.html' violates the following Content Security Policy directive: "connect-src 'self'". The action has been blocked. This tests the interaction of sendBeacon command run in the isolated world with the isolated world CSP.