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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
| commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
| tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /devtools/server/tests/browser/browser_inspector-release.js | |
| parent | Initial commit. (diff) | |
| download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip | |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'devtools/server/tests/browser/browser_inspector-release.js')
| -rw-r--r-- | devtools/server/tests/browser/browser_inspector-release.js | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/devtools/server/tests/browser/browser_inspector-release.js b/devtools/server/tests/browser/browser_inspector-release.js new file mode 100644 index 0000000000..5546da605a --- /dev/null +++ b/devtools/server/tests/browser/browser_inspector-release.js @@ -0,0 +1,54 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +Services.scriptloader.loadSubScript( + "chrome://mochitests/content/browser/devtools/server/tests/browser/inspector-helpers.js", + this +); + +add_task(async function loadNewChild() { + const { target, walker } = await initInspectorFront( + MAIN_DOMAIN + "inspector-traversal-data.html" + ); + + let originalOwnershipSize = 0; + let longlist = null; + let firstChild = null; + const list = await walker.querySelectorAll(walker.rootNode, "#longlist div"); + // Make sure we have the 26 children of longlist in our ownership tree. + is(list.length, 26, "Expect 26 div children."); + // Make sure we've read in all those children and incorporated them + // in our ownership tree. + const items = await list.items(); + originalOwnershipSize = await assertOwnershipTrees(walker); + + // Here is how the ownership tree is summed up: + // #document 1 + // <html> 1 + // <body> 1 + // <div id=longlist> 1 + // <div id=a>a</div> 26*2 (each child plus it's singleTextChild) + // ... + // <div id=z>z</div> + // ----- + // 56 + is(originalOwnershipSize, 56, "Correct number of items in ownership tree"); + firstChild = items[0].actorID; + // Now get the longlist and release it from the ownership tree. + const node = await walker.querySelector(walker.rootNode, "#longlist"); + longlist = node.actorID; + await walker.releaseNode(node); + // Our ownership size should now be 53 fewer + // (we forgot about #longlist + 26 children + 26 singleTextChild nodes) + const newOwnershipSize = await assertOwnershipTrees(walker); + is( + newOwnershipSize, + originalOwnershipSize - 53, + "Ownership tree should be lower" + ); + // Now verify that some nodes have gone away + await checkMissing(target, longlist); + await checkMissing(target, firstChild); +}); |