339 lines
13 KiB
Python
339 lines
13 KiB
Python
#!/usr/bin/env python3
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"""
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Tests for the wallet. It looks for an env variable called TALER_BASEURL
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where it appends "/banks" etc. in order to find bank and shops. If not
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found, it defaults to https://test.taler.net/
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"""
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from selenium import webdriver
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from selenium.webdriver.common.by import By
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from selenium.webdriver.support import expected_conditions as EC
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from selenium.webdriver.support.ui import WebDriverWait, Select
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from selenium.common.exceptions import NoSuchElementException, TimeoutException
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from selenium.webdriver.common.action_chains import ActionChains
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from pyvirtualdisplay import Display
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from urllib import parse
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import argparse
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import time
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import logging
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import sys
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import os
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import re
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import json
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logging.basicConfig(format='%(levelname)s: %(message)s', level=logging.INFO)
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logger = logging.getLogger(__name__)
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taler_baseurl = os.environ.get('TALER_BASEURL', 'https://test.taler.net/')
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display = Display(visible=0, size=(1024, 768))
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def abort(client):
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client.quit()
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if hasattr(display, "old_display_var"):
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print("Kill display")
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display.stop()
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sys.exit(1)
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def client_setup(args):
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"""Return a dict containing the driver and the extension's id"""
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co = webdriver.ChromeOptions()
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if args.ext:
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co.add_extension(args.ext)
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elif args.extdir:
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co.add_argument("load-extension=%s" % args.extdir)
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else:
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logger.error("Provide one between '--ext' and '--ext-unpacked'")
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sys.exit(1)
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cap = co.to_capabilities()
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cap['loggingPrefs'] = {'driver': 'INFO', 'browser': 'INFO'}
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if not args.withhead:
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display.start()
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if args.remote:
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client = webdriver.Remote(desired_capabilities=cap, command_executor=args.remote)
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else:
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logger.info("About to get chromed")
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client = webdriver.Chrome(desired_capabilities=cap)
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logger.info("Got chromed")
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client.get('https://taler.net')
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listener = """\
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document.addEventListener('taler-query-id-result', function(evt){
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var html = document.getElementsByTagName('html')[0];
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html.setAttribute('data-taler-wallet-id', evt.detail.id);
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});
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var evt = new CustomEvent('taler-query-id');
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document.dispatchEvent(evt);
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"""
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client.execute_script(listener)
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html = client.find_element(By.TAG_NAME, "html")
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ext_id = html.get_attribute('data-taler-wallet-id')
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logger.info("Extension ID: %s" % str(ext_id))
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return {'client': client, 'ext_id': ext_id}
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def is_error(client):
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"""Return True in case of errors in the browser, False otherwise"""
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for log_type in ['browser']:
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for log in client.get_log(log_type):
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if log['level'] is 'error':
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print(log['level'] + ': ' + log['message'])
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return True
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return False
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def print_log(client):
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print("--- Dumping browser log: ---")
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for log in client.get_log("browser"):
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print(log['level'] + ': ' + log['message'])
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print("--- End of browser log ---")
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def switch_base():
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"""If 'test' is in TALER_BASEURL, then make it be 'demo', and viceversa.
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Used to trig currency mismatch errors. It assumes that the https://{test,demo}.taler.net
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layout for URLs is used"""
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global taler_baseurl
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url = parse.urlparse(taler_baseurl)
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if url[1] == 'test.taler.net':
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taler_baseurl = "https://demo.taler.net"
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if url[1] == 'demo.taler.net':
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taler_baseurl = "https://test.taler.net"
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def make_donation(client, amount_menuentry=None):
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"""Make donation at donations.test.taler.net. Assume the wallet has coins.
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Just donate to the default receiver"""
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client.get(parse.urljoin(taler_baseurl, "donations"))
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try:
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form = client.find_element(By.TAG_NAME, "form")
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except NoSuchElementException:
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logger.error('No donation form found')
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abort(client)
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if amount_menuentry:
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xpath_menu = '//select[@id="taler-donation"]'
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try:
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dropdown = client.find_element(By.XPATH, xpath_menu)
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for option in dropdown.find_elements_by_tag_name("option"):
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if option.get_attribute("innerHTML") == amount_menuentry:
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option = WebDriverWait(client, 10).until(EC.visibility_of(option))
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logger.info("Picked donation %s" % option.text)
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option.click()
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break
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except NoSuchElementException:
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logger.error("value '" + str(amount_value) + "' is not offered by this shop to donate, please adapt it")
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abort(client)
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form.submit() # amount and receiver chosen
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wait = WebDriverWait(client, 10)
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try:
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confirm_taler = wait.until(EC.element_to_be_clickable((By.ID, "select-payment-method")))
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logger.info("confirm_taler: %s" % confirm_taler.get_attribute("outerHTML"))
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except NoSuchElementException:
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logger.error('Could not trigger contract on donation shop')
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abort(client)
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confirm_taler.click() # Taler as payment option chosen
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try:
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confirm_pay = wait.until(EC.element_to_be_clickable((By.XPATH,
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"//button[@class='pure-button button-success']")))
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except TimeoutException:
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logger.error('Could not confirm payment on donation shop')
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abort(client)
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confirm_pay.click()
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# Check if the current page is displaying the article
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# whose title is 'title'.
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def check_article(client, title):
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try:
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client.find_element(By.XPATH, "//h1[contains(., '%s')]" % title.replace("_", " "))
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except NoSuchElementException:
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logger.error("Article not correctly bought")
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client.quit()
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display.stop()
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return False
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return True
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def buy_article(client, title, fulfillment_url=None):
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"""Buy article at shop.test.taler.net. Assume the wallet has coins.
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Return False if some error occurs, the fulfillment URL otherwise"""
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if fulfillment_url:
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client.get(fulfillment_url)
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if check_article(client, title):
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return fulfillment_url
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return False
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client.get(parse.urljoin(taler_baseurl, "shop"))
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wait = WebDriverWait(client, 20)
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try:
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teaser = wait.until(EC.element_to_be_clickable((By.XPATH, "//h3/a[@href=\"/essay/%s\"]" % title)))
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logger.info("Scrolling to article position: %s", teaser.location['y'])
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client.execute_script("window.scrollBy(30, %s)" % teaser.location['y'])
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teaser.click()
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# The article is not displayed in the home page.
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except (NoSuchElementException, TimeoutException) as e:
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logger.error("Could not choose chapter '%s'" % title)
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abort(client)
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time.sleep(1)
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try:
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confirm_pay = wait.until(EC.element_to_be_clickable((By.XPATH,
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"//button[@class='pure-button button-success']")))
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logger.info("Pay button turned clickable")
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# We clicked on the article but (for some reason) we can't
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# confirm the contract.
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except TimeoutException:
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logger.error('Could not confirm payment on blog (timed out)')
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print_log(client)
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abort(client)
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confirm_pay.click()
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time.sleep(3)
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if not check_article(client, title):
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return False
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return client.current_url
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def register(client):
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"""Register a new user to the bank delaying its execution until the
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profile page is shown"""
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client.get(parse.urljoin(taler_baseurl, "bank"))
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try:
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register_link = client.find_element(By.XPATH, "//a[@href='/accounts/register/']")
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except NoSuchElementException:
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logger.error("Could not find register link on bank's homepage")
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abort(client)
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register_link.click()
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try:
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client.find_element(By.TAG_NAME, "form")
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except NoSuchElementException:
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logger.error("Register form not found")
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abort(client)
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register = """\
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var form = document.getElementsByTagName('form')[0];
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form.username.value = '%s';
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form.password.value = 'test';
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form.submit();
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""" % str(int(time.time())) # need fresh username
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client.execute_script(register)
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# need implicit wait to be set up
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try:
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button = client.find_element(By.ID, "select-exchange")
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except NoSuchElementException:
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logger.error("Selecting exchange impossible")
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abort(client)
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# when button is gotten, the browser is in the profile page
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# so the function can return
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if not is_error(client):
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logger.info('Correctly registered at bank')
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else:
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logger.error('User not registered at bank')
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def withdraw(client, amount_menuentry=None):
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"""Register and withdraw (1) KUDOS for a fresh user"""
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register(client)
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logger.info("Withdrawing..")
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wait = WebDriverWait(client, 10)
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# trigger withdrawal button
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try:
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button = client.find_element(By.ID, "select-exchange")
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except NoSuchElementException:
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logger.error("Selecting exchange impossible")
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abort(client)
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if amount_menuentry:
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xpath_menu = '//select[@id="reserve-amount"]'
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try:
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dropdown = client.find_element(By.XPATH, xpath_menu)
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for option in dropdown.find_elements_by_tag_name("option"):
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if option.get_attribute("innerHTML") == amount_menuentry:
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option = WebDriverWait(client, 10).until(EC.visibility_of(option))
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option.click()
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break
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except NoSuchElementException:
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logger.error("value '" + str(amount_value) + "' is not offered by this bank to withdraw, please adapt it")
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abort(client)
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# confirm amount
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logger.info("About to confirm amount")
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button.click()
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logger.info("Exchange confirmation refreshed")
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# Confirm exchange (in-wallet page)
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try:
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logger.info("Polling for the button")
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accept_exchange = wait.until(EC.element_to_be_clickable((By.XPATH, "//button[@class='pure-button button-success']")))
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except TimeoutException:
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logger.error("Could not confirm exchange")
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abort(client)
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# This click returns the captcha page (put wait?)
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logger.info("About to confirm exchange")
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accept_exchange.click()
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try:
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accept_fees = wait.until(EC.element_to_be_clickable((By.XPATH, "//button[1]")))
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except TimeoutException:
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logger.error("Could not accept fees")
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abort(client)
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accept_fees.click()
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# Properly wait for the next page to be loaded?
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try:
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answer = client.find_element(By.XPATH, "//input[@name='pin_0']")
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question = client.find_element(By.XPATH, "//span[@class='captcha-question']/div")
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except NoSuchElementException:
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logger.error("Captcha page not gotten or malformed")
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abort(client)
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questionTok = question.text.split()
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op1 = int(questionTok[2])
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op2 = int(questionTok[4])
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res = {'+': op1 + op2, '-': op1 - op2, u'\u00d7': op1 * op2}
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answer.send_keys(res[questionTok[3]])
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try:
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form = client.find_element(By.TAG_NAME, "form")
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except NoSuchElementException:
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logger.error("Could not submit captcha answer (therefore trigger withdrawal)")
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abort(client)
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form.submit()
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# check outcome
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try:
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client.find_element(By.CLASS_NAME, "informational-ok")
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except NoSuchElementException:
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logger.error("Withdrawal not completed")
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abort(client)
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logger.info("Withdrawal completed")
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parser = argparse.ArgumentParser()
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parser.add_argument('--ext', help="packed extension (.crx file)",
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metavar="CRX", type=str, dest="ext")
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parser.add_argument('--ext-unpacked',
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help="loads unpacked extension from directory",
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metavar="EXTDIR", type=str, dest="extdir")
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parser.add_argument('--remote',
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help="Whether the test is to be run against URI, or locally",
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metavar="URI", type=str, dest="remote")
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parser.add_argument('--with-head',
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help="Graphically shows the browser (useful to debug)",
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action="store_true", dest="withhead")
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args = parser.parse_args()
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logger.info("testing against " + taler_baseurl)
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logger.info("Getting extension's ID..")
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ret = client_setup(args)
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logger.info("Creating the browser driver..")
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client = ret['client']
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client.implicitly_wait(10)
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withdraw(client, "10.00 TESTKUDOS")
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# FIXME: wait for coins appropriately
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time.sleep(2)
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logger.info("Buying article..")
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fulfillment_url_25 = buy_article(client, "25._The_Danger_of_Software_Patents")
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fulfillment_url_41 = buy_article(client, "41._Avoiding_Ruinous_Compromises")
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client.delete_all_cookies()
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ret = buy_article(client, "25._The_Danger_of_Software_Patents", fulfillment_url_25)
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logger.info("Donating..")
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make_donation(client, "1.0 TESTKUDOS")
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# FIXME: better clearing the cache before replaying the payment
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logger.info("Payment replayed: '%s'" % ret)
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logger.info("Test passed")
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client.quit()
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if hasattr(display, "old_display_var"):
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display.stop()
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sys.exit(0)
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