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Diffstat (limited to '')
-rw-r--r-- | devtools/client/inspector/grids/test/browser_grids_grid-outline-updates-on-grid-change.js | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/devtools/client/inspector/grids/test/browser_grids_grid-outline-updates-on-grid-change.js b/devtools/client/inspector/grids/test/browser_grids_grid-outline-updates-on-grid-change.js new file mode 100644 index 0000000000..778217cc40 --- /dev/null +++ b/devtools/client/inspector/grids/test/browser_grids_grid-outline-updates-on-grid-change.js @@ -0,0 +1,64 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +// Tests that the grid outline does reflect the grid in the page even after the grid has +// changed. + +const TEST_URI = ` + <style> + .container { + display: grid; + grid-template-columns: repeat(2, 20vw); + grid-auto-rows: 20px; + } + </style> + <div class="container"> + <div>item 1</div> + <div>item 2</div> + </div> +`; + +add_task(async function () { + await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI)); + + const { inspector, gridInspector } = await openLayoutView(); + const { document: doc } = gridInspector; + const { highlighters, store } = inspector; + + info("Clicking on the first checkbox to highlight the grid"); + const checkbox = doc.querySelector("#grid-list input"); + + const onHighlighterShown = highlighters.once("grid-highlighter-shown"); + const onCheckboxChange = waitUntilState( + store, + state => state.grids.length == 1 && state.grids[0].highlighted + ); + const onGridOutlineRendered = waitForDOM(doc, ".grid-outline-cell", 2); + + checkbox.click(); + + await onHighlighterShown; + await onCheckboxChange; + let elements = await onGridOutlineRendered; + + info("Checking the grid outline is shown."); + is(elements.length, 2, "Grid outline is shown."); + + info("Changing the grid in the page"); + const onReflow = inspector.once("reflow-in-selected-target"); + const onGridOutlineChanged = waitForDOM(doc, ".grid-outline-cell", 4); + + await SpecialPowers.spawn(gBrowser.selectedBrowser, [], () => { + const div = content.document.createElement("div"); + div.textContent = "item 3"; + content.document.querySelector(".container").appendChild(div); + }); + + await onReflow; + elements = await onGridOutlineChanged; + + info("Checking the grid outline is correct."); + is(elements.length, 4, "Grid outline was changed."); +}); |