1 files changed, 69 insertions, 0 deletions
diff --git a/js/src/jsapi-tests/testFrontendCompileStencil.cpp b/js/src/jsapi-tests/testFrontendCompileStencil.cpp
new file mode 100644
index 0000000000..ba29b5aea2
--- /dev/null
+++ b/js/src/jsapi-tests/testFrontendCompileStencil.cpp
@@ -0,0 +1,69 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/RefPtr.h"
+#include "mozilla/Utf8.h"
+
+#include <string>
+
+#include "frontend/FrontendContext.h"  // js::FrontendContext
+#include "js/CompileOptions.h"
+#include "js/experimental/CompileScript.h"
+#include "js/SourceText.h"
+#include "js/Stack.h"
+#include "jsapi-tests/tests.h"
+#include "util/NativeStack.h"  // js::GetNativeStackBase
+
+using namespace JS;
+
+BEGIN_FRONTEND_TEST(testFrontendContextCompileGlobalScriptToStencil) {
+  JS::FrontendContext* fc = JS::NewFrontendContext();
+  CHECK(fc);
+
+  static constexpr JS::NativeStackSize stackSize = 128 * sizeof(size_t) * 1024;
+
+  JS::SetNativeStackQuota(fc, stackSize);
+
+#ifndef __wasi__
+  CHECK(fc->stackLimit() ==
+        JS::GetNativeStackLimit(js::GetNativeStackBase(), stackSize - 1));
+#endif
+
+  JS::PrefableCompileOptions prefableOptions;
+  JS::CompileOptions options(prefableOptions);
+
+  {
+    const char source[] = "var a = 10;";
+
+    JS::SourceText<mozilla::Utf8Unit> srcBuf;
+    CHECK(
+        srcBuf.init(fc, source, strlen(source), JS::SourceOwnership::Borrowed));
+    JS::CompilationStorage compileStorage;
+    RefPtr<JS::Stencil> stencil =
+        JS::CompileGlobalScriptToStencil(fc, options, srcBuf, compileStorage);
+    CHECK(stencil);
+    CHECK(compileStorage.hasInput());
+  }
+
+  {
+    const char16_t source[] = u"var a = 10;";
+
+    JS::SourceText<char16_t> srcBuf;
+    CHECK(srcBuf.init(fc, source, std::char_traits<char16_t>::length(source),
+                      JS::SourceOwnership::Borrowed));
+    JS::CompilationStorage compileStorage;
+    RefPtr<JS::Stencil> stencil =
+        JS::CompileGlobalScriptToStencil(fc, options, srcBuf, compileStorage);
+    CHECK(stencil);
+    CHECK(compileStorage.hasInput());
+  }
+
+  JS::DestroyFrontendContext(fc);
+
+  return true;
+}
+
+END_TEST(testFrontendContextCompileGlobalScriptToStencil)