Adding in-browser correctness testing via selenium.

tools/testing/run_selenium.py

+#!/usr/bin/python
+
+# Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
+# for details. All rights reserved. Use of this source code is governed by a
+# BSD-style license that can be found in the LICENSE file.
+#
+
+"""Script to actually open browsers and perform the test, and reports back with
+the result"""
+
+import platform
+import selenium
+from selenium.webdriver.support.ui import WebDriverWait
+import sys
+
+
+def runTestInBrowser(browser):
+  browser.get("file://" + sys.argv[1]) 
+  element = WebDriverWait(browser, 10).until( \
+      lambda driver : ('PASS' in driver.page_source) or \
+      ('FAIL' in driver.page_source))
+  source = browser.page_source
+  browser.close()
+  return source
+
+def Main():
+  browser = selenium.webdriver.Firefox() # Get local session of firefox
+  firefox_source = runTestInBrowser(browser)
+
+  # Note: you need ChromeDriver in your path to run chrome, in addition to 
+  #installing Chrome.
+  # TODO(efortuna): Currently disabled for ease of setup for running on other
+  # developer machines. Uncomment when frog is robust enough to be tested on
+  # multiple platforms at once.
+  #browser = selenium.webdriver.Chrome() 
+  #chrome_source = runTestInBrowser(browser)
+
+  ie_source = ''
+  if platform.system() == 'Windows':
+    browser = selenium.webdriver.Ie()
+    ie_source = runTestInBrowser(browser)
+
+  #TODO(efortuna): Test if all three return correct responses. If not, throw 
+  #error particular to that browser.
+  if ('PASS' in firefox_source): 
+    print 'Content-Type: text/plain\nPASS'
+  else:
+    print firefox_source
+    sys.exit(1)
+
+
+if __name__ == "__main__":
+  Main()

[Siggi Cherem (dart-lang), 2011/11/11 00:06:02]

it's common to return a value in main, and do here: sys.exit(Main())