From b0e31340b4551d997a8895fd9294b253ddf69dc5 Mon Sep 17 00:00:00 2001
From: Lars-Dominik Braun <lars@6xq.net>
Date: Sat, 16 Mar 2019 17:16:51 +0100
Subject: browser: Raise exception if navigation failed
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Stop early if there’s nothing to do.
---
 crocoite/browser.py | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'crocoite/browser.py')

diff --git a/crocoite/browser.py b/crocoite/browser.py
index ce96f7e..10eaaff 100644
--- a/crocoite/browser.py
+++ b/crocoite/browser.py
@@ -269,6 +269,9 @@ class VarChangeEvent:
         await self.event.wait ()
         return self._value
 
+class NavigateError (IOError):
+    pass
+
 class SiteLoader:
     """
     Load site in Chrome and monitor network requests
@@ -364,6 +367,8 @@ class SiteLoader:
         ret = await self.tab.Page.navigate(url=url)
         self.logger.debug ('navigate',
                 uuid='9d47ded2-951f-4e09-86ee-fd4151e20666', result=ret)
+        if 'errorText' in ret:
+            raise NavigateError (ret['errorText'])
 
     # internal chrome callbacks
     async def _requestWillBeSent (self, **kwargs):
-- 
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