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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /devtools/client/styleeditor/test/browser_styleeditor_add_stylesheet.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'devtools/client/styleeditor/test/browser_styleeditor_add_stylesheet.js')
-rw-r--r-- | devtools/client/styleeditor/test/browser_styleeditor_add_stylesheet.js | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/devtools/client/styleeditor/test/browser_styleeditor_add_stylesheet.js b/devtools/client/styleeditor/test/browser_styleeditor_add_stylesheet.js new file mode 100644 index 0000000000..794de2c328 --- /dev/null +++ b/devtools/client/styleeditor/test/browser_styleeditor_add_stylesheet.js @@ -0,0 +1,36 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ +"use strict"; + +// Test that a newly-added style sheet shows up in the style editor. + +const TESTCASE_URI = TEST_BASE_HTTPS + "simple.html"; + +add_task(async function () { + const { ui } = await openStyleEditorForURL(TESTCASE_URI); + + is(ui.editors.length, 2, "Two sheets present after load."); + + // We have to wait for the length to change, because we might still + // be seeing events from the initial open. + const added = new Promise(resolve => { + const handler = () => { + if (ui.editors.length === 3) { + ui.off("editor-added", handler); + resolve(); + } + }; + ui.on("editor-added", handler); + }); + + info("Adding a style sheet"); + await SpecialPowers.spawn(gBrowser.selectedBrowser, [], () => { + const document = content.document; + const style = document.createElement("style"); + style.appendChild(document.createTextNode("div { background: #f06; }")); + document.head.appendChild(style); + }); + await added; + + is(ui.editors.length, 3, "Three sheets present after new style sheet"); +}); |