Cannot get the expected current_url & title after switch multiple webviews on iOS

[xinxinga]

When I try to switch multiple webviews and get the self.driver.title, OR self.driver.current_url, it always got the latest view's info.

http://localhost:9222/json
[{
"devtoolsFrontendUrl": "/devtools/devtools.html?ws=localhost:9222/devtools/page/1",
"faviconUrl": "",
"thumbnailUrl": "/thumb/",
"title": "JSContext",
"url": "",
"webSocketDebuggerUrl": "ws://localhost:9222/devtools/page/1",
"appId": "PID:11418"
},{
"devtoolsFrontendUrl": "/devtools/devtools.html?ws=localhost:9222/devtools/page/2",
"faviconUrl": "",
"thumbnailUrl": "/thumb/https://www.XXX.com/AAA",
"title": "AAA",
"url": "/https://www.XXX.com/AAA",
"webSocketDebuggerUrl": "ws://localhost:9222/devtools/page/2",
"appId": "PID:11420"
},{
"devtoolsFrontendUrl": "",
"faviconUrl": "",
"thumbnailUrl": "/thumb/https://www.XXX.com/BBB",
"title": "BBB",
"url": "/https://www.XXX.com/BBB",
"webSocketDebuggerUrl": "ws://localhost:9222/devtools/page/3",
"appId": "PID:11424"
},{
"devtoolsFrontendUrl": "/devtools/devtools.html?ws=localhost:9222/devtools/page/4",
"faviconUrl": "",
"thumbnailUrl": "/thumb/https://www.XXX.com/CCC",
"title": "CCC",
"url": "/https://www.XXX.com/CCC",
"webSocketDebuggerUrl": "ws://localhost:9222/devtools/page/4",
"appId": "PID:11421"
},{
"devtoolsFrontendUrl": "/devtools/devtools.html?ws=localhost:9222/devtools/page/7",
"faviconUrl": "",
"thumbnailUrl": "/thumb/https://www.XXX.com/DDD",
"title": "DDD",
"url": "https://www.XXX.com/DDD"",
"webSocketDebuggerUrl": "ws://localhost:9222/devtools/page/7",
"appId": "PID:11422"
},{
"devtoolsFrontendUrl": "/devtools/devtools.html?ws=localhost:9222/devtools/page/10",
"faviconUrl": "",
"thumbnailUrl": "/thumb/https://www.XXX.com/EEE",
"title": "EEE",
"url": "https://www.XXX.com/EEE",
"webSocketDebuggerUrl": "ws://localhost:9222/devtools/page/10",
"appId": "PID:11423"
},{
"devtoolsFrontendUrl": "/devtools/devtools.html?ws=localhost:9222/devtools/page/13",
"faviconUrl": "",
"thumbnailUrl": "/thumb/about:blank",
"title": "",
"url": "about:blank",
"webSocketDebuggerUrl": "ws://localhost:9222/devtools/page/13",
"appId": "PID:11444"
}]
macaca server log

remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:29]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":"["NATIVE_APP","WEBVIEW_2","WEBVIEW_3","WEBVIEW_4","WEBVIEW_7","WEBVIEW_10","WEBVIEW_13"]"}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:29]: method: POST url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc/context, jsonBody: {"name":"WEBVIEW_10"}
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
client.js:100:14 [master] pid:25470 Disconnecting from Remote debugger
client.js:36:16 [master] pid:25470 Remote debugger websocket disconnected with url: ws://localhost:9222/devtools/page/13
client.js:31:16 [master] pid:25470 Remote debugger connected to websocket url: ws://localhost:9222/devtools/page/10
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:29]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":null}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:31]: method: GET url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc/url, jsonBody: {}
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:31]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":""about:blank""}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:33]: method: GET url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc/contexts, jsonBody: {}
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:33]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":"["NATIVE_APP","WEBVIEW_2","WEBVIEW_3","WEBVIEW_4","WEBVIEW_7","WEBVIEW_10","WEBVIEW_13"]"}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:33]: method: POST url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc/context, jsonBody: {"name":"WEBVIEW_7"}
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
client.js:100:14 [master] pid:25470 Disconnecting from Remote debugger
client.js:36:16 [master] pid:25470 Remote debugger websocket disconnected with url: ws://localhost:9222/devtools/page/10
client.js:31:16 [master] pid:25470 Remote debugger connected to websocket url: ws://localhost:9222/devtools/page/7
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:33]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":null}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:35]: method: GET url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc/url, jsonBody: {}
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:35]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":""about:blank""}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:37]: method: GET url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc/contexts, jsonBody: {}
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:37]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":"["NATIVE_APP","WEBVIEW_2","WEBVIEW_3","WEBVIEW_4","WEBVIEW_7","WEBVIEW_10","WEBVIEW_13"]"}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:37]: method: POST url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc/context, jsonBody: {"name":"WEBVIEW_4"}
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
client.js:100:14 [master] pid:25470 Disconnecting from Remote debugger
client.js:36:16 [master] pid:25470 Remote debugger websocket disconnected with url: ws://localhost:9222/devtools/page/7
client.js:31:16 [master] pid:25470 Remote debugger connected to websocket url: ws://localhost:9222/devtools/page/4
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:37]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":null}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:39]: method: GET url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc/url, jsonBody: {}
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:39]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":""about:blank""}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:41]: method: GET url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc/contexts, jsonBody: {}
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:41]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":"["NATIVE_APP","WEBVIEW_2","WEBVIEW_3","WEBVIEW_4","WEBVIEW_7","WEBVIEW_10","WEBVIEW_13"]"}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:41]: method: POST url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc/context, jsonBody: {"name":"WEBVIEW_3"}
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
client.js:100:14 [master] pid:25470 Disconnecting from Remote debugger
client.js:36:16 [master] pid:25470 Remote debugger websocket disconnected with url: ws://localhost:9222/devtools/page/4
client.js:31:16 [master] pid:25470 Remote debugger connected to websocket url: ws://localhost:9222/devtools/page/3
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:41]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":null}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:43]: method: GET url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc/url, jsonBody: {}
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:43]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":""about:blank""}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:45]: method: GET url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc/contexts, jsonBody: {}
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:45]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":"["NATIVE_APP","WEBVIEW_2","WEBVIEW_3","WEBVIEW_4","WEBVIEW_7","WEBVIEW_10","WEBVIEW_13"]"}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:45]: method: POST url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc/context, jsonBody: {"name":"WEBVIEW_2"}
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
client.js:100:14 [master] pid:25470 Disconnecting from Remote debugger
client.js:36:16 [master] pid:25470 Remote debugger websocket disconnected with url: ws://localhost:9222/devtools/page/3
client.js:31:16 [master] pid:25470 Remote debugger connected to websocket url: ws://localhost:9222/devtools/page/2
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:45]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":null}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:47]: method: GET url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc/url, jsonBody: {}
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
remote-debugger.js:65:12 [master] pid:25470 Getting pages from url: http://localhost:9222/json
responseHandler.js:49:14 [master] pid:25470 Send HTTP Respone to Client[2019-05-17 14:22:47]: {"sessionId":"17d912bf-bd1c-4162-992a-264c91d594dc","status":0,"value":""about:blank""}
responseHandler.js:11:12 [master] pid:25470 Recieve HTTP Request from Client[2019-05-17 14:22:47]: method: DELETE url: /wd/hub/session/17d912bf-bd1c-4162-992a-264c91d594dc, jsonBody: {}
macaca-ios.js:381:10 [master] pid:25470 Stoping iOS driver...

[xinxinga]

e.g. ws://localhost:9222/devtools/page/7, title should be "DDD", not "about:blank"