image-alternate-no-store.window.js

Enable keyboard shortcuts

This WPT test may be referenced by the following Test IDs:
- /html/semantics/embedded-content/the-img-element/image-alternate-no-store.window.html - WPT Dashboard Interop Dashboard

// https://html.spec.whatwg.org/multipage/images.html#updating-the-image-data

// Under Step 27, after fetch, step 3: Add the image to the list of available

// images using the key key, with the ignore higher-layer caching flag set.

//

// Step 7.4: If the list of available images contains an entry for key, then:

// Step 7.4.4: Set the current request to a new image request whose image data

// is that of the entry and whose state is completely available.

promise_test(async () => {

  const img = document.createElement("img");

  img.src = "resources/image-alternate-no-store.py";

  await img.decode();

  let width = img.naturalWidth;

  img.src = img.src;

  await img.decode();

  assert_equals(width, img.naturalWidth, "The image size should be the same");

}, "Reassigning the same src value should not trigger an extra image fetch");