1 files changed, 68 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/wasm/serialize-lazy-module.js b/deps/v8/test/mjsunit/wasm/serialize-lazy-module.js
new file mode 100644
index 0000000000..98998c6f43
--- /dev/null
+++ b/deps/v8/test/mjsunit/wasm/serialize-lazy-module.js
@@ -0,0 +1,68 @@
+// Copyright 2018 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --wasm-lazy-compilation --allow-natives-syntax --expose-gc
+
+load('test/mjsunit/wasm/wasm-constants.js');
+load('test/mjsunit/wasm/wasm-module-builder.js');
+
+(function SerializeUncompiledModule() {
+  print(arguments.callee.name);
+  const [wire_bytes, i1, buff] = (function GenerateInstance() {
+    const builder = new WasmModuleBuilder();
+
+    // Add 20 functions.
+    for (let i = 0; i < 20; ++i) {
+      builder.addFunction('f' + i, kSig_i_i)
+          .addBody([kExprI32Const, i])
+          .exportFunc();
+    }
+
+    const wire_bytes = builder.toBuffer();
+    const module = new WebAssembly.Module(wire_bytes);
+    const buff = %SerializeWasmModule(module);
+    return [wire_bytes, new WebAssembly.Instance(module), buff];
+  })();
+
+  gc();
+  const module = %DeserializeWasmModule(buff, wire_bytes);
+
+  const i2 = new WebAssembly.Instance(module);
+
+  assertEquals(13, i2.exports.f13());
+  assertEquals(11, i1.exports.f11());
+})();
+
+(function SerializePartlyCompiledModule() {
+  print(arguments.callee.name);
+  const [wire_bytes, i1, buff] = (function GenerateInstance() {
+    const builder = new WasmModuleBuilder();
+
+    // Add 20 functions.
+    for (let i = 0; i < 20; ++i) {
+      builder.addFunction('f' + i, kSig_i_i)
+          .addBody([kExprI32Const, i])
+          .exportFunc();
+    }
+
+    const wire_bytes = builder.toBuffer();
+    const module = new WebAssembly.Module(wire_bytes);
+    const buff = %SerializeWasmModule(module);
+    const i1 = new WebAssembly.Instance(module);
+
+    assertEquals(2, i1.exports.f2());
+    assertEquals(11, i1.exports.f11());
+
+    return [wire_bytes, i1, buff];
+  })();
+
+  gc();
+  const module = %DeserializeWasmModule(buff, wire_bytes);
+
+  const i2 = new WebAssembly.Instance(module);
+
+  assertEquals(13, i2.exports.f13());
+  assertEquals(11, i1.exports.f11());
+  assertEquals(9, i1.exports.f9());
+})();