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Rollup merge of #98092 - GuillaumeGomez:fix-sidebar-items-expand-collapse, r=notriddle

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Fix sidebar items expand collapse

The collapse/expand event was not working for the items in the source code viewer sidebar (talking about these items:

![Screenshot from 2022-06-14 11-21-58](https://user-images.githubusercontent.com/3050060/173543346-af056928-e921-458f-b918-60f6fd0ecbde.png)

).

This PR fixes it and adds a GUI test to prevent another regression.

r? ```@notriddle```
This commit is contained in:
Yuki Okushi 2022-06-16 07:24:42 +09:00 committed by GitHub
commit ad61ae59bf
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2 changed files with 27 additions and 4 deletions
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6
src/librustdoc/html/static/js/source-script.js
View File

@ -32,10 +32,10 @@ function createDirEntry(elem, parent, fullPath, currentFile, hasFoundFile) {
fullPath += elem["name"] + "/";
name.onclick = () => {
if (hasClass(this, "expand")) {
removeClass(this, "expand");
if (hasClass(name, "expand")) {
removeClass(name, "expand");
} else {
addClass(this, "expand");
addClass(name, "expand");
}
};
name.innerText = elem["name"];

25
src/test/rustdoc-gui/source-code-page.goml
View File

@ -1,4 +1,4 @@
// Checks that the interactions with the source code pages are workined as expected.
// Checks that the interactions with the source code pages are working as expected.
goto: file://|DOC_PATH|/src/test_docs/lib.rs.html
// Check that we can click on the line number.
click: ".line-numbers > span:nth-child(4)" // This is the span for line 4.
@ -27,3 +27,26 @@ assert-position: ("//*[@id='1']", {"x": 104, "y": 103})
// We click on the left of the "1" span but still in the "line-number" `<pre>`.
click: (103, 103)
assert-document-property: ({"URL": "/lib.rs.html"}, ENDS_WITH)
// Checking the source code sidebar.
// First we "open" it.
click: "#sidebar-toggle"
assert: ".sidebar.expanded"
// We check that the first entry of the sidebar is collapsed (which, for whatever reason,
// is number 2 and not 1...).
assert-attribute: ("#source-sidebar .name:nth-child(2)", {"class": "name"})
assert-text: ("#source-sidebar .name:nth-child(2)", "implementors")
// We also check its children are hidden too.
assert-css: ("#source-sidebar .name:nth-child(2) + .children", {"display": "none"})
// We now click on it.
click: "#source-sidebar .name:nth-child(2)"
assert-attribute: ("#source-sidebar .name:nth-child(2)", {"class": "name expand"})
// Checking that its children are displayed as well.
assert-css: ("#source-sidebar .name:nth-child(2) + .children", {"display": "block"})
// And now we collapse it again.
click: "#source-sidebar .name:nth-child(2)"
assert-attribute: ("#source-sidebar .name:nth-child(2)", {"class": "name"})
assert-css: ("#source-sidebar .name:nth-child(2) + .children", {"display": "none"})