Add tests for case insensitive support

Author: GuillaumeGomez

src/bootstrap/test.rs

@@ -734,9 +734,24 @@ impl Step for RustdocGUI {
             }
 
             let out_dir = builder.test_out(self.target).join("rustdoc-gui");
-            let mut command = builder.rustdoc_cmd(self.compiler);
-            command.arg("src/test/rustdoc-gui/lib.rs").arg("-o").arg(&out_dir);
-            builder.run(&mut command);
+
+            for file in fs::read_dir("src/test/rustdoc-gui").unwrap() {
+                let file = file.unwrap();
+                let file_name = file.file_name();
+
+                if !file_name.to_str().unwrap().ends_with(".rs") {
+                    continue;
+                }
+
+                let mut command = builder.rustdoc_cmd(self.compiler);
+                command
+                    .arg(&Path::new("src/test/rustdoc-gui").join(file_name))
+                    .arg("-o")
+                    .arg(&out_dir)
+                    .arg("-Zunstable-options")
+                    .arg("--generate-case-insensitive");
+                builder.run(&mut command);
+            }
 
             for file in fs::read_dir("src/test/rustdoc-gui").unwrap() {
                 let file = file.unwrap();
@@ -750,7 +765,7 @@ impl Step for RustdocGUI {
                 command
                     .arg("src/tools/rustdoc-gui/tester.js")
                     .arg("--doc-folder")
-                    .arg(out_dir.join("test_docs"))
+                    .arg(&out_dir)
                     .arg("--test-file")
                     .arg(file_path);
                 builder.run(&mut command);

src/test/rustdoc-gui/basic-code.goml

@@ -1,3 +1,3 @@
-goto: file://|DOC_PATH|/index.html
+goto: file://|DOC_PATH|/test_docs/index.html
 click: ".srclink"
 assert: (".line-numbers", 1)

src/test/rustdoc-gui/basic.goml

@@ -1,4 +1,4 @@
-goto: file://|DOC_PATH|/index.html
+goto: file://|DOC_PATH|/test_docs/index.html
 assert: ("#functions")
 goto: ./struct.Foo.html
 assert: ("div.type-decl")

src/test/rustdoc-gui/check_info_sign_position.goml

@@ -1,4 +1,4 @@
-goto: file://|DOC_PATH|/index.html
+goto: file://|DOC_PATH|/test_docs/index.html
 goto: ./fn.check_list_code_block.html
 // If the codeblock is the first element of the docblock, the information tooltip must have
 // have some top margin to avoid going over the toggle (the "[+]").

src/test/rustdoc-gui/code-sidebar-toggle.goml

@@ -1,4 +1,4 @@
-goto: file://|DOC_PATH|/index.html
+goto: file://|DOC_PATH|/test_docs/index.html
 click: ".srclink"
 click: "#sidebar-toggle"
 wait-for: 500

src/test/rustdoc-gui/insensitive-case-check.goml

@@ -0,0 +1,7 @@
+goto: file://|DOC_PATH|/insensitive_case_docs/struct.ab.html
+// Checks that the sidebar was filled.
+wait-for: ".sidebar-elems > .items > .sidebar-title"
+// Checks that the content has been loaded
+assert: ".impl-items > h4"
+// Checks that the collapse toggles have been generated as expected
+assert: ".impl-items > h4 > .collapse-toggle"

src/test/rustdoc-gui/insensitive-test.rs

@@ -0,0 +1,19 @@
+//! The point of this crate is to test the insensitive case handling.
+
+#![crate_name = "insensitive_case_docs"]
+
+#![allow(non_camel_case_types)]
+
+/// This is ab.
+pub struct ab;
+
+impl ab {
+    pub fn foo(&self) {}
+}
+
+/// This is another Ab!
+pub struct Ab;
+
+impl Ab {
+    pub fn bar(&self) {}
+}

src/test/rustdoc-gui/list_code_block.goml

@@ -1,3 +1,3 @@
-goto: file://|DOC_PATH|/index.html
+goto: file://|DOC_PATH|/test_docs/index.html
 goto: ./fn.check_list_code_block.html
 assert: ("pre.rust.fn")

src/test/rustdoc-gui/nojs-attr-pos.goml

@@ -1,5 +1,5 @@
 // Check that the attributes are well positioned when javascript is disabled (since
 // there is no toggle to display)
 javascript: false
-goto: file://|DOC_PATH|/struct.Foo.html
+goto: file://|DOC_PATH|/test_docs/struct.Foo.html
 assert: (".attributes", {"margin-left": "0px"})

src/test/rustdoc-gui/search-input-mobile.goml

@@ -1,6 +1,6 @@
 // Test to ensure that you can click on the search input, whatever the width.
 // The PR which fixed it is: https://github.com/rust-lang/rust/pull/81592
-goto: file://|DOC_PATH|/index.html
+goto: file://|DOC_PATH|/test_docs/index.html
 size: (463, 700)
 // We first check that the search input isn't already focused.
 assert-false: ("input.search-input:focus")