diff options
Diffstat (limited to 'browser/base/content/test/contextMenu/test_view_image_revoked_cached_blob.html')
-rw-r--r-- | browser/base/content/test/contextMenu/test_view_image_revoked_cached_blob.html | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/browser/base/content/test/contextMenu/test_view_image_revoked_cached_blob.html b/browser/base/content/test/contextMenu/test_view_image_revoked_cached_blob.html new file mode 100644 index 0000000000..ba130c793a --- /dev/null +++ b/browser/base/content/test/contextMenu/test_view_image_revoked_cached_blob.html @@ -0,0 +1,40 @@ +<!doctype html> +<html class="wait"> +<meta charset="utf-8"> +<title>currentSrc is right even if underlying image is a shared blob</title> +<img id="first"> +<img id="second"> +<script> +(async function() { + let canvas = document.createElement("canvas"); + canvas.width = 100; + canvas.height = 100; + let ctx = canvas.getContext("2d"); + ctx.fillStyle = "green"; + ctx.rect(0, 0, 100, 100); + ctx.fill(); + + let blob = await new Promise(resolve => canvas.toBlob(resolve)); + + let first = document.querySelector("#first"); + let second = document.querySelector("#second"); + + let firstLoad = new Promise(resolve => { + first.addEventListener("load", resolve, { once: true }); + }); + + let secondLoad = new Promise(resolve => { + second.addEventListener("load", resolve, { once: true }); + }); + + let uri1 = URL.createObjectURL(blob); + let uri2 = URL.createObjectURL(blob); + first.src = uri1; + second.src = uri2; + + await firstLoad; + await secondLoad; + URL.revokeObjectURL(uri1); + document.documentElement.className = ""; +}()); +</script> |