Added initial test system

.gitignore

@@ -1,3 +1,5 @@
 .DS_Store
 config.json
-chromedriver.log
+chromedriver.log
+
+tests/selenium-screenshots/results

public/js/upmock.server.js

@@ -190,6 +190,7 @@ var UpMock = function() {
       $('#homelink').attr('href', '/user/' + self.user.name + '/')
         .text(self.user.name);
     }
+    $(document.body).append('<div id="selenium"></div>');
     Trail.Router.init();
   });
 

tests/selenium-screenshots/basic_test.py

@@ -0,0 +1,127 @@
+from selenium import webdriver
+from selenium.common.exceptions import NoSuchElementException
+from selenium.webdriver.support.ui import WebDriverWait
+from selenium.webdriver.common.action_chains import ActionChains
+from selenium.webdriver.common.keys import Keys
+from PIL import Image
+
+import sys
+import ImageChops
+import requests
+import time
+import json
+import unittest
+import os
+
+def whoami():
+    return sys._getframe(1).f_code.co_name
+
+def readConfig():
+    config_file = open('../../config.json')
+    config = json.load(config_file)
+    config_file.close()
+    return config
+
+def find(browser, selector):
+    return browser.find_element_by_css_selector(selector)
+
+def equal(im1, im2):
+    return ImageChops.difference(im1, im2).getbbox() is None
+
+def wait(browser):
+    WebDriverWait(browser, 10).until(
+        lambda driver : driver.find_element_by_id("selenium"))
+
+def get_and_wait(browser, url):
+    browser.get(url)
+    wait(browser)
+
+def testImage(browser, name):
+    pathPass = './passing/%s.png' % name
+    pathResult = './results/%s.png' % name
+    # Let chromes scrollbar go away
+    time.sleep(1)
+    browser.save_screenshot(pathResult)
+    if os.path.isfile(pathPass):
+        passing = Image.open(pathPass)
+        result = Image.open(pathResult)
+        return equal(passing, result)
+    return False
+
+def emptyDir(folder):
+    for f in os.listdir(folder):
+        file_path = os.path.join(folder, f)
+        if os.path.isfile(f):
+            os.unlink(file_path)
+
+
+class BasicTest(unittest.TestCase):
+
+    @classmethod
+    def setUpClass(cls):
+
+        if not os.path.exists("./results"):
+            os.makedirs("./results")
+
+        emptyDir("./results")
+
+        cls.conf = readConfig()
+        cls.host = "http://%s:%s/" % (cls.conf['node']['host'],
+                                      cls.conf['node']['port'])
+        cls.browser = webdriver.Chrome()
+
+        # Login
+        get_and_wait(cls.browser, cls.host)
+        find(cls.browser, "[name=username]").send_keys("test")
+        find(cls.browser, "[name=password]").send_keys("test" + Keys.RETURN)
+        wait(cls.browser)
+
+    @classmethod
+    def tearDownClass(cls):
+        cls.browser.close()
+        return None
+
+    def setUp(self):
+        get_and_wait(self.browser, self.host + "user/test/")
+        find(self.browser, "[name=name]").send_keys("test" + Keys.RETURN)
+        wait(self.browser)
+
+    def tearDown(self):
+        get_and_wait(self.browser, self.host + "user/test/")
+        find(self.browser, "[value=delete]").click()
+        wait(self.browser)
+
+    def test_basic(self):
+        get_and_wait(self.browser, self.host + "user/test/test/")
+        find(self.browser, "#add-block").click()
+        canvas = find(self.browser, "#canvas")
+        ActionChains(self.browser)\
+            .move_to_element_with_offset(canvas, 20, 20)\
+            .click_and_hold(canvas)\
+            .move_by_offset(100, 200)\
+            .release(None)\
+            .perform()
+
+        find(self.browser, "#cursor").click()
+
+        self.assertTrue(testImage(self.browser, whoami()))
+
+    def test_basic2(self):
+        get_and_wait(self.browser, self.host + "user/test/test/")
+        find(self.browser, "#add-block").click()
+        canvas = find(self.browser, "#canvas")
+        ActionChains(self.browser)\
+            .move_to_element_with_offset(canvas, 0, 0)\
+            .click_and_hold(canvas)\
+            .move_by_offset(100, 200)\
+            .release(None)\
+            .perform()
+
+        find(self.browser, "#cursor").click()
+
+        self.assertTrue(testImage(self.browser, whoami()))
+
+
+
+if __name__ == '__main__':
+    unittest.main()