From 9e1797baf1639156866b6e32da5ed547e07e4053 Mon Sep 17 00:00:00 2001
From: Guillaume Gomez <guillaume.gomez@huawei.com>
Date: Wed, 6 Dec 2023 15:42:02 +0100
Subject: [PATCH] Extend GUI tests for `doc_cfg`

---
 tests/rustdoc-gui/item-info.goml      | 15 +++++++++++++++
 tests/rustdoc-gui/src/lib2/Cargo.toml |  7 +++++++
 tests/rustdoc-gui/src/lib2/lib.rs     |  9 +++++++++
 3 files changed, 31 insertions(+)

diff --git a/tests/rustdoc-gui/item-info.goml b/tests/rustdoc-gui/item-info.goml
index 030ff8f8a3e..b46d4255ee5 100644
--- a/tests/rustdoc-gui/item-info.goml
+++ b/tests/rustdoc-gui/item-info.goml
@@ -8,7 +8,22 @@ assert-size: (".item-info", {"width": 840})
 assert-size: (".item-info .stab", {"width": 289})
 assert-position: (".item-info .stab", {"x": 245})
 
+// We check that the display of the feature elements is not broken. It serves as regression
+// test for <https://github.com/rust-lang/rust/issues/118615>.
+set-window-size: (850, 800)
+store-position: (
+    "//*[@class='stab portability']//code[text()='Win32_System']",
+    {"x": first_line_x, "y": first_line_y},
+)
+store-position: (
+    "//*[@class='stab portability']//code[text()='Win32_System_Diagnostics']",
+    {"x": second_line_x, "y": second_line_y},
+)
+assert: |first_line_x| != |second_line_x| && |first_line_x| == 516 && |second_line_x| == 272
+assert: |first_line_y| != |second_line_y| && |first_line_y| == 688 && |second_line_y| == 711
+
 // Now we ensure that they're not rendered on the same line.
+set-window-size: (1100, 800)
 go-to: "file://" + |DOC_PATH| + "/lib2/trait.Trait.html"
 // We first ensure that there are two item info on the trait.
 assert-count: ("#main-content > .item-info .stab", 2)
diff --git a/tests/rustdoc-gui/src/lib2/Cargo.toml b/tests/rustdoc-gui/src/lib2/Cargo.toml
index 8bca77ff834..6c4ca27d550 100644
--- a/tests/rustdoc-gui/src/lib2/Cargo.toml
+++ b/tests/rustdoc-gui/src/lib2/Cargo.toml
@@ -6,6 +6,13 @@ edition = "2018"
 [lib]
 path = "lib.rs"
 
+[features]
+Win32 = ["Win32_System"]
+Win32_System = ["Win32_System_Diagnostics"]
+Win32_System_Diagnostics = ["Win32_System_Diagnostics_Debug"]
+Win32_System_Diagnostics_Debug = []
+default = ["Win32"]
+
 [dependencies]
 implementors = { path = "./implementors" }
 http = { path = "./http" }
diff --git a/tests/rustdoc-gui/src/lib2/lib.rs b/tests/rustdoc-gui/src/lib2/lib.rs
index a2a3c31878b..b467b044052 100644
--- a/tests/rustdoc-gui/src/lib2/lib.rs
+++ b/tests/rustdoc-gui/src/lib2/lib.rs
@@ -1,6 +1,7 @@
 // ignore-tidy-linelength
 
 #![feature(doc_cfg)]
+#![feature(doc_auto_cfg)]
 
 pub mod another_folder;
 pub mod another_mod;
@@ -28,6 +29,14 @@ impl Foo {
     /// Some documentation
     /// # A Heading
     pub fn a_method(&self) {}
+
+    #[cfg(all(
+        feature = "Win32",
+        feature = "Win32_System",
+        feature = "Win32_System_Diagnostics",
+        feature = "Win32_System_Diagnostics_Debug"
+    ))]
+    pub fn lot_of_features() {}
 }
 
 #[doc(cfg(feature = "foo-method"))]