{ "data_version": "1.0.0", "seed": 20261102, "tests": [ { "id": "shop", "group": "Shop & pagination", "title": "The catalogue", "page": "/shop/", "answers": "/shop/answers.json", "difficulty": "Medium", "needs": "HTTP only", "what_it_tests": "Categories, subcategories, numbered pages and next links, full product pages with JSON-LD, and the traps real shops set: tracking parameters, missing trailing slashes, products listed twice, items out of stock." }, { "id": "infinite-scroll", "group": "JavaScript pages", "title": "Infinite scroll", "page": "/js/infinite-scroll/", "answers": "/js/infinite-scroll/answers.json", "difficulty": "Medium", "needs": "Needs JS", "what_it_tests": "Ninety-six items arrive twelve at a time as you scroll. Stop scrolling early and you miss some." }, { "id": "load-more", "group": "JavaScript pages", "title": "Load more button", "page": "/js/load-more/", "answers": "/js/load-more/answers.json", "difficulty": "Medium", "needs": "Needs JS", "what_it_tests": "Sixty items behind a button that has to be clicked five times, waiting each time for the new rows." }, { "id": "api", "group": "JavaScript pages", "title": "Data from a JSON API", "page": "/js/api/", "answers": "/js/api/answers.json", "difficulty": "Easy", "needs": "Needs JS", "what_it_tests": "An empty table the page fills from a JSON request after load. Render it, or find the API." }, { "id": "shadow-dom", "group": "JavaScript pages", "title": "Shadow DOM", "page": "/js/shadow-dom/", "answers": "/js/shadow-dom/answers.json", "difficulty": "Hard", "needs": "Needs JS", "what_it_tests": "Reviews inside an open shadow root. document.querySelector can't see them; your selectors have to pierce it." }, { "id": "iframe", "group": "JavaScript pages", "title": "Same-origin iframe", "page": "/js/iframe/", "answers": "/js/iframe/answers.json", "difficulty": "Medium", "needs": "Needs JS", "what_it_tests": "A store list that lives in an iframe, rendered by script inside the frame." }, { "id": "spa", "group": "JavaScript pages", "title": "Client-rendered app", "page": "/js/spa/", "answers": "/js/spa/answers.json", "difficulty": "Hard", "needs": "Needs JS", "what_it_tests": "A single-page app that changes the URL with pushState. Every item has its own address, and none of them exists as HTML." }, { "id": "lazy-images", "group": "JavaScript pages", "title": "Lazy-loaded images", "page": "/js/lazy-images/", "answers": "/js/lazy-images/answers.json", "difficulty": "Medium", "needs": "Needs JS", "what_it_tests": "Forty pictures that show a placeholder until they scroll into view. The real address only appears then." }, { "id": "rate-limit", "group": "Bad days", "title": "Rate limit", "page": "/bad/rate-limit/", "answers": "/bad/rate-limit/answers.json", "difficulty": "Medium", "needs": "HTTP only", "what_it_tests": "Twenty-one pages that answer 429 with Retry-After once you pass twelve requests in a ten-second window." }, { "id": "slow", "group": "Bad days", "title": "Slow pages", "page": "/bad/slow/", "answers": "/bad/slow/answers.json", "difficulty": "Easy", "needs": "HTTP only", "what_it_tests": "Pages that take one, three and ten seconds to answer. A short timeout loses the slow one." }, { "id": "flaky", "group": "Bad days", "title": "Pages that fail once", "page": "/bad/flaky/", "answers": "/bad/flaky/answers.json", "difficulty": "Medium", "needs": "HTTP only", "what_it_tests": "Every fourth item answers 503 the first time you ask, then works. One page always fails." }, { "id": "redirects", "group": "Bad days", "title": "Redirects", "page": "/bad/redirects/", "answers": "/bad/redirects/answers.json", "difficulty": "Easy", "needs": "HTTP only", "what_it_tests": "A 301, 302, 307, 308 chain, a loop that never ends, and a meta refresh." }, { "id": "soft-404", "group": "Bad days", "title": "Soft 404s", "page": "/bad/soft-404/", "answers": "/bad/soft-404/answers.json", "difficulty": "Medium", "needs": "HTTP only", "what_it_tests": "Ten product links. Three answer 200 but say the product is gone; one is a real 404." }, { "id": "redesign", "group": "Bad days", "title": "Redesign switch", "page": "/redesign/", "answers": "/redesign/answers.json", "difficulty": "Hard", "needs": "HTTP only", "what_it_tests": "The same fifty products in two layouts with every class renamed, plus a crossed-out price and a shipping charge to lure the wrong number." }, { "id": "login", "group": "Forms & logins", "title": "Login and members area", "page": "/forms/login/", "answers": "/forms/login/answers.json", "difficulty": "Medium", "needs": "Needs cookies", "what_it_tests": "Log in with the credentials on the page, keep the session cookie, and read three members-only pages that bounce you to the login without it." }, { "id": "csrf", "group": "Forms & logins", "title": "CSRF token", "page": "/forms/csrf/", "answers": "/forms/csrf/answers.json", "difficulty": "Medium", "needs": "Needs cookies", "what_it_tests": "A form whose hidden token must come back with the cookie it was issued with. Replay it wrong and you get a 403." }, { "id": "search", "group": "Forms & logins", "title": "Search form", "page": "/forms/search/", "answers": "/forms/search/answers.json", "difficulty": "Easy", "needs": "HTTP only", "what_it_tests": "A GET search with paged results. Build the query string and follow the pages." }, { "id": "multi-step", "group": "Forms & logins", "title": "Multi-step form", "page": "/forms/multi-step/", "answers": "/forms/multi-step/answers.json", "difficulty": "Hard", "needs": "Needs cookies", "what_it_tests": "Three steps, each a POST, carrying state in a signed cookie, ending in a reference code you can check." }, { "id": "robots", "group": "Manners", "title": "robots.txt", "page": "/robots-test/", "answers": "/robots-answers.json", "difficulty": "Easy", "needs": "HTTP only", "what_it_tests": "A linked area that robots.txt disallows. A polite scraper fetches none of it." } ] }