diff --git a/src/test/rustdoc-gui/sidebar-mobile.goml b/src/test/rustdoc-gui/sidebar-mobile.goml
new file mode 100644
index 000000000000..9a1442e48a9e
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+++ b/src/test/rustdoc-gui/sidebar-mobile.goml
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+// This test ensure that the sidebar isn't "hidden" on mobile but instead moved out of the viewport.
+// This is especially important for devices for "text-first" content (like for users with
+// sight issues).
+goto: file://|DOC_PATH|/test_docs/struct.Foo.html
+// Switching to "mobile view" by reducing the width to 600px.
+size: (600, 600)
+assert-css: (".sidebar-elems", {"display": "block", "left": "-246px"})
+// Opening the sidebar menu.
+click: ".sidebar-menu"
+assert-css: (".sidebar-elems", {"display": "block", "left": "0px"})