From 98b71bf345e682d5c50277ced28e77d33e1794cb Mon Sep 17 00:00:00 2001
From: Guillaume Gomez <guillaume.gomez@huawei.com>
Date: Sun, 24 Dec 2023 19:24:04 +0100
Subject: [PATCH] Add GUI regression test for position of warning block

---
 tests/rustdoc-gui/src/test_docs/lib.rs |  3 +++
 tests/rustdoc-gui/warning-block.goml   | 13 +++++++++++++
 2 files changed, 16 insertions(+)

diff --git a/tests/rustdoc-gui/src/test_docs/lib.rs b/tests/rustdoc-gui/src/test_docs/lib.rs
index 0bc777230bf..7e34178e56f 100644
--- a/tests/rustdoc-gui/src/test_docs/lib.rs
+++ b/tests/rustdoc-gui/src/test_docs/lib.rs
@@ -85,6 +85,9 @@ impl AsRef<str> for Foo {
     }
 }
 
+/// <div id="doc-warning-0" class="warning">I have warnings!</div>
+pub struct WarningStruct;
+
 /// Just a normal enum.
 ///
 /// # title!
diff --git a/tests/rustdoc-gui/warning-block.goml b/tests/rustdoc-gui/warning-block.goml
index 8832b65c4d8..10e206049f5 100644
--- a/tests/rustdoc-gui/warning-block.goml
+++ b/tests/rustdoc-gui/warning-block.goml
@@ -2,6 +2,7 @@
 go-to: "file://" + |DOC_PATH| + "/test_docs/struct.Foo.html"
 show-text: true
 
+store-value: (default_y_pos, 5)
 define-function: (
     "check-warning",
     (theme, color, border_color),
@@ -16,12 +17,18 @@ define-function: (
             "border-left": "2px solid " + |border_color|,
             "background-color": "transparent",
         })
+        store-position: ("#doc-warning-1", {"y": warn_div_y})
+        store-position: ("#doc-warning-1::before", {"y": warn_y})
+        assert: |warn_y| == |warn_div_y| + |default_y_pos|
         assert-css: ("#doc-warning-2", {
             "margin-bottom": "0px",
             "color": |color|,
             "border-left": "2px solid " + |border_color|,
             "background-color": "transparent",
         })
+        store-position: ("#doc-warning-2", {"y": warn_div_y})
+        store-position: ("#doc-warning-2::before", {"y": warn_y})
+        assert: |warn_y| == |warn_div_y| + |default_y_pos|
     },
 )
 
@@ -40,3 +47,9 @@ call-function: ("check-warning", {
     "color": "black",
     "border_color": "#ff8e00",
 })
+
+// We ensure that the warning element in the top doc is not overlaying the "[-]" button.
+go-to: "file://" + |DOC_PATH| + "/test_docs/struct.WarningStruct.html"
+store-position: ("#doc-warning-0", {"y": warn_div_y})
+store-position: ("#doc-warning-0::before", {"y": warn_y})
+assert: |warn_y| == |warn_div_y| + |default_y_pos| + 15