1 files changed, 29 insertions, 0 deletions
diff --git a/tests/rustdoc/extern/unsafe-extern-blocks.rs b/tests/rustdoc/extern/unsafe-extern-blocks.rs
new file mode 100644
index 00000000000..9a4e292dc83
--- /dev/null
+++ b/tests/rustdoc/extern/unsafe-extern-blocks.rs
@@ -0,0 +1,29 @@
+// Test to ensure the feature is working as expected.
+
+#![crate_name = "foo"]
+
+//@ has 'foo/index.html'
+
+// First we check that both the static and the function have a "sup" element
+// to tell they're unsafe.
+
+//@ count - '//dl[@class="item-table"]//sup[@title="unsafe static"]' 1
+//@ has - '//dl[@class="item-table"]//sup[@title="unsafe static"]' '⚠'
+//@ count - '//dl[@class="item-table"]//sup[@title="unsafe function"]' 1
+//@ has - '//dl[@class="item-table"]//sup[@title="unsafe function"]' '⚠'
+
+unsafe extern "C" {
+    //@ has 'foo/static.FOO.html'
+    //@ has - '//pre[@class="rust item-decl"]' 'pub static FOO: i32'
+    pub safe static FOO: i32;
+    //@ has 'foo/static.BAR.html'
+    //@ has - '//pre[@class="rust item-decl"]' 'pub unsafe static BAR: i32'
+    pub static BAR: i32;
+
+    //@ has 'foo/fn.foo.html'
+    //@ has - '//pre[@class="rust item-decl"]' 'pub extern "C" fn foo()'
+    pub safe fn foo();
+    //@ has 'foo/fn.bar.html'
+    //@ has - '//pre[@class="rust item-decl"]' 'pub unsafe extern "C" fn bar()'
+    pub fn bar();
+}