From 1abf455711a6cf9c620485718ee501e20772d2aa Mon Sep 17 00:00:00 2001
From: Carsten Grohmann <mail@carstengrohmann.de>
Date: Wed, 21 Jul 2021 22:40:41 +0200
Subject: [PATCH] Use Webdriver Manager for browser compatibility

Version mismatch between browser and selenium driver breaks the tests.
The Webdriver manager automatically ensures the compatibility by
downloading the right driver for the installed browser.
---
 .gitignore       | 3 +++
 Makefile         | 1 +
 requirements.txt | 1 +
 test.py          | 9 ++++++++-
 4 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/.gitignore b/.gitignore
index bdbfa40..d4a5ec3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,6 +9,9 @@ env/
 # IntelliJ project files
 .idea
 
+# Webdriver Manager: cache for selenium drivers
+.wdm
+
 # Generated (compiled) JavaScript code
 __target__/
 OOMAnalyser.js
\ No newline at end of file
diff --git a/Makefile b/Makefile
index c1399de..38c72a4 100644
--- a/Makefile
+++ b/Makefile
@@ -39,6 +39,7 @@ clean:
 	@find $(BASE_DIR) -depth -type f -name "*.pyo" -exec rm -f {} \;
 	@find $(BASE_DIR) -depth -type f -name "*.orig" -exec rm -f {} \;
 	@find $(BASE_DIR) -depth -type f -name "*~" -exec rm -f {} \;
+	@$(RM) --force --recursive .wdm
 	@$(RM) --force --recursive __target__
 
 #+ Remove all automatically generated and Git repository data
diff --git a/requirements.txt b/requirements.txt
index ca42462..e52cb19 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,3 @@
 Transcrypt == 3.7.16
 selenium
+webdriver-manager
diff --git a/test.py b/test.py
index 682ff8f..215849a 100755
--- a/test.py
+++ b/test.py
@@ -24,6 +24,7 @@ import threading
 import unittest
 from selenium import webdriver
 from selenium.common.exceptions import *
+from webdriver_manager.chrome import ChromeDriverManager
 import warnings
 
 import OOMAnalyser
@@ -84,7 +85,13 @@ class TestInBrowser(TestBase):
         server_thread.daemon = True
         server_thread.start()
 
-        self.driver = webdriver.Chrome()
+        # silent Webdriver Manager
+        os.environ['WDM_LOG_LEVEL'] = '0'
+
+        # store driver locally
+        os.environ['WDM_LOCAL'] = '1'
+
+        self.driver = webdriver.Chrome(ChromeDriverManager().install())
         self.driver.get("http://127.0.0.1:8000/OOMAnalyser.html")
 
     def tearDown(self):