Revert "Remove shell script; fix x.py test instead"

This reverts commit 8252907.

Author: ayuusweetfish

src/bootstrap/test.rs

@@ -708,7 +708,7 @@ impl Step for RustdocJSNotStd {
                 target: self.target,
                 mode: "js-doc-test",
                 suite: "rustdoc-js",
-                path: Some("src/test/rustdoc-js"),
+                path: None,
                 compare_mode: None,
             });
         } else {
@@ -1088,13 +1088,6 @@ impl Step for Compiletest {
         cmd.arg("--llvm-filecheck")
             .arg(builder.llvm_filecheck(builder.config.build));
 
-        if mode == "js-doc-test" {
-            // For js-doc-test, a test will remain ignored if the JS file
-            // is modified but the corresponding Rust source is not.
-            // By passing the --ignored flag we force them to still run.
-            cmd.arg("--ignored");
-        }
-
         if builder.config.cmd.bless() {
             cmd.arg("--bless");
         }

src/tools/rustdoc-js/tester.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+if [[ $# -lt 1 ]]
+then
+    echo "Usage: $0 <toolchain> (e.g. x86_64-apple-darwin)"
+    exit
+fi
+
+for test_name in \
+    'basic' 'exact-match' 'module-substring' \
+    'search-short-types' 'substring'
+do
+    echo "Checking '$test_name'..."
+    build/$1/stage1/bin/rustdoc \
+        -o src/test/rustdoc-js/$test_name \
+        src/test/rustdoc-js/$test_name.rs
+    node src/tools/rustdoc-js/tester.js src/test/rustdoc-js $test_name
+    rm -rf src/test/rustdoc-js/$test_name
+done