1 files changed, 66 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/spec/spec/type.wast.js b/js/src/jit-test/tests/wasm/spec/spec/type.wast.js
new file mode 100644
index 0000000000..f4d3ede687
--- /dev/null
+++ b/js/src/jit-test/tests/wasm/spec/spec/type.wast.js
@@ -0,0 +1,66 @@
+/* Copyright 2021 Mozilla Foundation
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+// ./test/core/type.wast
+
+// ./test/core/type.wast:3
+let $0 = instantiate(`(module
+  (type (func))
+  (type $$t (func))
+
+  (type (func (param i32)))
+  (type (func (param $$x i32)))
+  (type (func (result i32)))
+  (type (func (param i32) (result i32)))
+  (type (func (param $$x i32) (result i32)))
+
+  (type (func (param f32 f64)))
+  (type (func (result i64 f32)))
+  (type (func (param i32 i64) (result f32 f64)))
+
+  (type (func (param f32) (param f64)))
+  (type (func (param $$x f32) (param f64)))
+  (type (func (param f32) (param $$y f64)))
+  (type (func (param $$x f32) (param $$y f64)))
+  (type (func (result i64) (result f32)))
+  (type (func (param i32) (param i64) (result f32) (result f64)))
+  (type (func (param $$x i32) (param $$y i64) (result f32) (result f64)))
+
+  (type (func (param f32 f64) (param $$x i32) (param f64 i32 i32)))
+  (type (func (result i64 i64 f32) (result f32 i32)))
+  (type
+    (func (param i32 i32) (param i64 i32) (result f32 f64) (result f64 i32))
+  )
+
+  (type (func (param) (param $$x f32) (param) (param) (param f64 i32) (param)))
+  (type
+    (func (result) (result) (result i64 i64) (result) (result f32) (result))
+  )
+  (type
+    (func
+      (param i32 i32) (param i64 i32) (param) (param $$x i32) (param)
+      (result) (result f32 f64) (result f64 i32) (result)
+    )
+  )
+)`);
+
+// ./test/core/type.wast:43
+assert_malformed(
+  () => instantiate(`(type (func (result i32) (param i32))) `),
+  `unexpected token`,
+);
+
+// ./test/core/type.wast:47
+assert_malformed(() => instantiate(`(type (func (result $$x i32))) `), `unexpected token`);