# Copyright (c) 2016 CEF Python, see the Authors file.
# All rights reserved. Licensed under BSD 3-clause license.
# Project website: https://github.com/cztomczak/cefpython
"""General testing of CEF Python."""
import unittest
# noinspection PyUnresolvedReferences
import _test_runner
from _common import *
from cefpython3 import cefpython as cef
import glob
import os
import sys
g_datauri_data = """
Main test
"""
g_datauri = cef.GetDataUrl(g_datauri_data)
class MainTest_IsolatedTest(unittest.TestCase):
def test_main(self):
"""Main entry point. All the code must run inside one
single test, otherwise strange things happen."""
print("")
print("CEF Python {ver}".format(ver=cef.__version__))
print("Python {ver}".format(ver=sys.version[:6]))
# Test initialization of CEF
settings = {
"debug": False,
"log_severity": cef.LOGSEVERITY_ERROR,
"log_file": "",
}
if not LINUX:
# On Linux you get a lot of "X error received" messages
# from Chromium's "x11_util.cc", so do not show them.
settings["log_severity"] = cef.LOGSEVERITY_WARNING
if "--debug" in sys.argv:
settings["debug"] = True
settings["log_severity"] = cef.LOGSEVERITY_INFO
if "--debug-warning" in sys.argv:
settings["debug"] = True
settings["log_severity"] = cef.LOGSEVERITY_WARNING
cef.Initialize(settings)
subtest_message("cef.Initialize() ok")
# High DPI on Windows
if WINDOWS:
self.assertIsInstance(cef.DpiAware.GetSystemDpi(), tuple)
window_size = cef.DpiAware.CalculateWindowSize(800, 600)
self.assertIsInstance(window_size, tuple)
self.assertGreater(window_size[0], 0)
# It seems that in v49 Chromium sets process DPI awareness
# by default, so IsProcessDpiAware returns True.
# self.assertFalse(cef.DpiAware.IsProcessDpiAware())
subtest_message("cef.DpiAware ok")
# Global handler
global_handler = GlobalHandler(self)
cef.SetGlobalClientCallback("OnAfterCreated",
global_handler._OnAfterCreated)
subtest_message("cef.SetGlobalClientCallback() ok")
# Create browser
browser_settings = {
"inherit_client_handlers_for_popups": False,
}
browser = cef.CreateBrowserSync(url=g_datauri,
settings=browser_settings)
self.assertIsNotNone(browser, "Browser object")
browser.SetFocus(True)
subtest_message("cef.CreateBrowserSync() ok")
# Client handlers
client_handlers = [LoadHandler(self, g_datauri),
DisplayHandler(self)]
for handler in client_handlers:
browser.SetClientHandler(handler)
subtest_message("browser.SetClientHandler() ok")
# Javascript bindings
external = External(self)
bindings = cef.JavascriptBindings(
bindToFrames=False, bindToPopups=False)
bindings.SetFunction("js_code_completed", js_code_completed)
bindings.SetFunction("test_function", external.test_function)
bindings.SetProperty("test_property1", external.test_property1)
bindings.SetProperty("test_property2", external.test_property2)
# Property with a function value can also be bound. CEF Python
# supports passing functions as callbacks when called from
# javascript, and as a side effect any value and in this case
# a property can also be a function.
bindings.SetProperty("test_property3_function",
external.test_property3_function)
bindings.SetProperty("cefpython_version", cef.GetVersion())
bindings.SetObject("external", external)
browser.SetJavascriptBindings(bindings)
subtest_message("browser.SetJavascriptBindings() ok")
# Cookie manager
self.assertIsInstance(cef.CookieManager.CreateManager(path=""),
cef.PyCookieManager)
self.assertIsInstance(cef.CookieManager.GetGlobalManager(),
cef.PyCookieManager)
subtest_message("cef.CookieManager ok")
# Window Utils
if WINDOWS:
hwnd = 1 # When using 0 getting issues with OnautoResize
self.assertFalse(cef.WindowUtils.IsWindowHandle(hwnd))
cef.WindowUtils.OnSetFocus(hwnd, 0, 0, 0)
cef.WindowUtils.OnSize(hwnd, 0, 0, 0)
cef.WindowUtils.OnEraseBackground(hwnd, 0, 0, 0)
cef.WindowUtils.GetParentHandle(hwnd)
cef.WindowUtils.SetTitle(browser, "Main test")
subtest_message("cef.WindowUtils ok")
elif LINUX:
cef.WindowUtils.InstallX11ErrorHandlers()
subtest_message("cef.WindowUtils ok")
elif MAC:
hwnd = 0
cef.WindowUtils.GetParentHandle(hwnd)
cef.WindowUtils.IsWindowHandle(hwnd)
subtest_message("cef.WindowUtils ok")
# Run message loop
run_message_loop()
# Make sure popup browser was destroyed
self.assertIsInstance(cef.GetBrowserByIdentifier(MAIN_BROWSER_ID),
cef.PyBrowser)
self.assertIsNone(cef.GetBrowserByIdentifier(POPUP_BROWSER_ID))
subtest_message("cef.GetBrowserByIdentifier() ok")
# Close browser and clean reference
browser.CloseBrowser(True)
del browser
subtest_message("browser.CloseBrowser() ok")
# Give it some time to close before checking asserts
# and calling shutdown.
do_message_loop_work(25)
# noinspection PyTypeChecker
check_auto_asserts(self, [] + client_handlers
+ [global_handler,
external])
# Test shutdown of CEF
cef.Shutdown()
subtest_message("cef.Shutdown() ok")
# Display summary
show_test_summary(__file__)
sys.stdout.flush()
class External(object):
"""Javascript 'window.external' object."""
def __init__(self, test_case):
self.test_case = test_case
# Test binding properties to the 'window' object.
self.test_property1 = "Test binding property to the 'window' object"
self.test_property2 = {"key1": self.test_property1,
"key2": ["Inside list", 1, 2]}
# Asserts for True/False will be checked just before shutdown
self.test_for_True = True # Test whether asserts are working correctly
self.test_function_True = False
self.test_property3_function_True = False
self.test_callbacks_True = False
self.py_callback_True = False
def test_function(self):
"""Test binding function to the 'window' object."""
self.test_function_True = True
def test_property3_function(self):
"""Test binding function to the 'window' object."""
self.test_property3_function_True = True
def test_callbacks(self, js_callback):
"""Test both javascript and python callbacks."""
def py_callback(msg_from_js):
self.py_callback_True = True
self.test_case.assertEqual(msg_from_js,
"String sent from Javascript")
self.test_callbacks_True = True
js_callback.Call("String sent from Python", py_callback)
if __name__ == "__main__":
_test_runner.main(os.path.basename(__file__))