1 files changed, 101 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/spec/gc/extern.wast.js b/js/src/jit-test/tests/wasm/spec/gc/extern.wast.js
new file mode 100644
index 0000000000..d292e157da
--- /dev/null
+++ b/js/src/jit-test/tests/wasm/spec/gc/extern.wast.js
@@ -0,0 +1,101 @@
+/* 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/gc/extern.wast
+
+// ./test/core/gc/extern.wast:1
+let $0 = instantiate(`(module
+  (type $$ft (func))
+  (type $$st (struct))
+  (type $$at (array i8))
+
+  (table 10 anyref)
+
+  (elem declare func $$f)
+  (func $$f)
+
+  (func (export "init") (param $$x externref)
+    (table.set (i32.const 0) (ref.null any))
+    (table.set (i32.const 1) (ref.i31 (i32.const 7)))
+    (table.set (i32.const 2) (struct.new_default $$st))
+    (table.set (i32.const 3) (array.new_default $$at (i32.const 0)))
+    (table.set (i32.const 4) (any.convert_extern (local.get $$x)))
+  )
+
+  (func (export "internalize") (param externref) (result anyref)
+    (any.convert_extern (local.get 0))
+  )
+  (func (export "externalize") (param anyref) (result externref)
+    (extern.convert_any (local.get 0))
+  )
+
+  (func (export "externalize-i") (param i32) (result externref)
+    (extern.convert_any (table.get (local.get 0)))
+  )
+  (func (export "externalize-ii") (param i32) (result anyref)
+    (any.convert_extern (extern.convert_any (table.get (local.get 0))))
+  )
+)`);
+
+// ./test/core/gc/extern.wast:34
+invoke($0, `init`, [externref(0)]);
+
+// ./test/core/gc/extern.wast:36
+assert_return(() => invoke($0, `internalize`, [externref(1)]), [new HostRefResult(1)]);
+
+// ./test/core/gc/extern.wast:37
+assert_return(() => invoke($0, `internalize`, [null]), [value('anyref', null)]);
+
+// ./test/core/gc/extern.wast:39
+assert_return(() => invoke($0, `externalize`, [hostref(2)]), [new ExternRefResult(2)]);
+
+// ./test/core/gc/extern.wast:40
+assert_return(() => invoke($0, `externalize`, [null]), [value('externref', null)]);
+
+// ./test/core/gc/extern.wast:42
+assert_return(() => invoke($0, `externalize-i`, [0]), [value('externref', null)]);
+
+// ./test/core/gc/extern.wast:43
+assert_return(() => invoke($0, `externalize-i`, [1]), [new RefWithType('externref')]);
+
+// ./test/core/gc/extern.wast:44
+assert_return(() => invoke($0, `externalize-i`, [2]), [new RefWithType('externref')]);
+
+// ./test/core/gc/extern.wast:45
+assert_return(() => invoke($0, `externalize-i`, [3]), [new RefWithType('externref')]);
+
+// ./test/core/gc/extern.wast:46
+assert_return(() => invoke($0, `externalize-i`, [4]), [new RefWithType('externref')]);
+
+// ./test/core/gc/extern.wast:47
+assert_return(() => invoke($0, `externalize-i`, [5]), [value('externref', null)]);
+
+// ./test/core/gc/extern.wast:49
+assert_return(() => invoke($0, `externalize-ii`, [0]), [value('anyref', null)]);
+
+// ./test/core/gc/extern.wast:50
+assert_return(() => invoke($0, `externalize-ii`, [1]), [new RefWithType('i31ref')]);
+
+// ./test/core/gc/extern.wast:51
+assert_return(() => invoke($0, `externalize-ii`, [2]), [new RefWithType('structref')]);
+
+// ./test/core/gc/extern.wast:52
+assert_return(() => invoke($0, `externalize-ii`, [3]), [new RefWithType('arrayref')]);
+
+// ./test/core/gc/extern.wast:53
+assert_return(() => invoke($0, `externalize-ii`, [4]), [new HostRefResult(0)]);
+
+// ./test/core/gc/extern.wast:54
+assert_return(() => invoke($0, `externalize-ii`, [5]), [value('anyref', null)]);