simple-nixos-fediverse/tests/pixelfed-garage.nix

211 lines
7.4 KiB
Nix

{ pkgs, self }:
let
lib = pkgs.lib;
rebuildableTest = import ./rebuildableTest.nix pkgs;
email = "test@test.com";
password = "testtest";
# FIXME: Replace all the By.XPATH by By.CSS_SELECTOR.
seleniumImports = ''
import sys
from selenium import webdriver
from selenium.webdriver.common.by import By
from selenium.webdriver.chrome.options import Options
'';
seleniumSetup = ''
print("Create and configure driver...", file=sys.stderr)
options = Options()
# options.add_argument("--headless=new")
service = webdriver.ChromeService(executable_path="${lib.getExe pkgs.chromedriver}") # noqa: E501
driver = webdriver.Chrome(options=options, service=service)
driver.implicitly_wait(30)
driver.set_window_size(1280, 960)
'';
seleniumPixelfedLogin = ''
print("Open login page...", file=sys.stderr)
driver.get("http://pixelfed.localhost/login")
print("Enter email...", file=sys.stderr)
driver.find_element(By.ID, "email").send_keys("${email}")
print("Enter password...", file=sys.stderr)
driver.find_element(By.ID, "password").send_keys("${password}")
# FIXME: This is disgusting. Find instead the input type submit in the form
# with action ending in "/login".
print("Click Login button...", file=sys.stderr)
driver.find_element(By.XPATH, "//button[normalize-space()='Login']").click()
'';
## NOTE: `path` must be a valid python string, either a variable or _quoted_.
seleniumTakeScreenshot = path: ''
print("Take screenshot...", file=sys.stderr)
if not driver.save_screenshot(${path}):
raise Exception("selenium could not save screenshot")
'';
seleniumQuit = ''
print("Quitting...", file=sys.stderr)
driver.quit()
'';
seleniumScriptPostPicture = pkgs.writers.writePython3Bin "selenium-script-post-picture"
{
libraries = with pkgs.python3Packages; [ selenium ];
} ''
import os
import time
${seleniumImports}
from selenium.webdriver.support.wait import WebDriverWait
${seleniumSetup}
${seleniumPixelfedLogin}
time.sleep(3)
media_path = os.environ['POST_MEDIA']
# Find the new post form, fill it in with our pictureand a caption.
print("Click on Create New Post...", file=sys.stderr)
driver.find_element(By.LINK_TEXT, "Create New Post").click()
print("Add file to input element...", file=sys.stderr)
driver.find_element(By.XPATH, "//input[@type='file']").send_keys(media_path)
print("Add a caption", file=sys.stderr)
driver.find_element(By.CSS_SELECTOR, ".media-body textarea").send_keys(
"Fediversity test of image upload to pixelfed with garage storage."
)
time.sleep(3)
print("Click on Post button...", file=sys.stderr)
driver.find_element(By.LINK_TEXT, "Post").click()
# Wait until the post loads, and in particular its picture, then take a
# screenshot of the whole page.
print("Wait for post and image to be loaded...", file=sys.stderr)
img = driver.find_element(
By.XPATH,
"//div[@class='timeline-status-component-content']//img"
)
WebDriverWait(driver, timeout=10).until(
lambda d: d.execute_script("return arguments[0].complete", img)
)
time.sleep(3)
${seleniumTakeScreenshot "\"/home/selenium/screenshot.png\""}
${seleniumQuit}'';
seleniumScriptGetSrc = pkgs.writers.writePython3Bin "selenium-script-get-src"
{
libraries = with pkgs.python3Packages; [ selenium ];
} ''
${seleniumImports}
${seleniumSetup}
${seleniumPixelfedLogin}
img = driver.find_element(
By.XPATH,
"//div[@class='timeline-status-component-content']//img"
)
# REVIEW: Need to wait for it to be loaded?
print(img.get_attribute('src'))
${seleniumQuit}'';
in
pkgs.nixosTest {
name = "test-pixelfed-garage";
nodes = {
server = { config, ... }: {
services = {
xserver = {
enable = true;
displayManager.lightdm.enable = true;
desktopManager.lxqt.enable = true;
};
displayManager.autoLogin = {
enable = true;
user = "selenium";
};
};
virtualisation.resolution = { x = 1680; y = 1050; };
virtualisation = {
memorySize = lib.mkVMOverride 8192;
cores = 8;
};
imports = with self.nixosModules; [ pixelfed-vm ];
# TODO: pair down
environment.systemPackages = with pkgs; [
python3
chromium
chromedriver
xh
seleniumScriptPostPicture
seleniumScriptGetSrc
helix
imagemagick
];
environment.variables = {
POST_MEDIA = ./fediversity.png;
AWS_ACCESS_KEY_ID = config.services.garage.ensureKeys.pixelfed.id;
AWS_SECRET_ACCESS_KEY = config.services.garage.ensureKeys.pixelfed.secret;
};
# chrome does not like being run as root
users.users.selenium = {
isNormalUser = true;
};
};
};
testScript = ''
import re
server.start()
with subtest("Pixelfed starts"):
server.wait_for_unit("phpfpm-pixelfed.service")
with subtest("Account creation"):
server.succeed("pixelfed-manage user:create --name=test --username=test --email=${email} --password=${password} --confirm_email=1")
# NOTE: This could in theory give a false positive if pixelfed changes it's
# colorscheme to include pure green. (see same problem in pixelfed-garage.nix).
# TODO: For instance: post a red image and check that the green pixel IS NOT
# there, then post a green image and check that the green pixel IS there.
with subtest("Image displays"):
server.succeed("su - selenium -c 'selenium-script-post-picture ${email} ${password}'")
server.copy_from_vm("/home/selenium/screenshot.png", "")
displayed_colors = server.succeed("magick /home/selenium/screenshot.png -define histogram:unique-colors=true -format %c histogram:info:")
# check that the green image displayed somewhere
image_check = re.match(".*#FF0500.*", displayed_colors, re.S)
if image_check is None:
raise Exception("cannot detect the uploaded image on pixelfed page.")
with subtest("access garage"):
## REVIEW: could we grab `config.fediversity.garage.api.url` here in some way?
server.succeed("mc alias set garage http://s3.garage.localhost:3900 --api s3v4 --path off $AWS_ACCESS_KEY_ID $AWS_SECRET_ACCESS_KEY")
server.succeed("mc ls garage/pixelfed")
with subtest("access image in garage"):
image = server.succeed("mc find garage --regex '\\.png' --ignore '*_thumb.png'")
image = image.rstrip()
if image == "":
raise Exception("image posted to mastodon did not get stored in garage")
server.succeed(f"mc cat {image} >/garage-image.png")
garage_image_hash = server.succeed("identify -quiet -format '%#' /garage-image.png")
image_hash = server.succeed("identify -quiet -format '%#' $POST_MEDIA")
if garage_image_hash != image_hash:
raise Exception("image stored in garage did not match image uploaded")
with subtest("Check that image comes from garage"):
src = server.succeed("su - selenium -c 'selenium-script-get-src ${email} ${password}'")
## REVIEW: could we grab `config.fediversity.garage.web.url` here in some way?
if not src.startswith("http://pixelfed.web.garage.localhost:3902/"):
raise Exception("image does not come from garage")
'';
}