1 files changed, 174 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/spec/spec/memory_size.wast.js b/js/src/jit-test/tests/wasm/spec/spec/memory_size.wast.js
new file mode 100644
index 0000000000..0ce58ebddf
--- /dev/null
+++ b/js/src/jit-test/tests/wasm/spec/spec/memory_size.wast.js
@@ -0,0 +1,174 @@
+/* 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/memory_size.wast
+
+// ./test/core/memory_size.wast:1
+let $0 = instantiate(`(module
+  (memory 0)
+  (func (export "size") (result i32) (memory.size))
+  (func (export "grow") (param $$sz i32) (drop (memory.grow (local.get $$sz))))
+)`);
+
+// ./test/core/memory_size.wast:7
+assert_return(() => invoke($0, `size`, []), [value("i32", 0)]);
+
+// ./test/core/memory_size.wast:8
+assert_return(() => invoke($0, `grow`, [1]), []);
+
+// ./test/core/memory_size.wast:9
+assert_return(() => invoke($0, `size`, []), [value("i32", 1)]);
+
+// ./test/core/memory_size.wast:10
+assert_return(() => invoke($0, `grow`, [4]), []);
+
+// ./test/core/memory_size.wast:11
+assert_return(() => invoke($0, `size`, []), [value("i32", 5)]);
+
+// ./test/core/memory_size.wast:12
+assert_return(() => invoke($0, `grow`, [0]), []);
+
+// ./test/core/memory_size.wast:13
+assert_return(() => invoke($0, `size`, []), [value("i32", 5)]);
+
+// ./test/core/memory_size.wast:15
+let $1 = instantiate(`(module
+  (memory 1)
+  (func (export "size") (result i32) (memory.size))
+  (func (export "grow") (param $$sz i32) (drop (memory.grow (local.get $$sz))))
+)`);
+
+// ./test/core/memory_size.wast:21
+assert_return(() => invoke($1, `size`, []), [value("i32", 1)]);
+
+// ./test/core/memory_size.wast:22
+assert_return(() => invoke($1, `grow`, [1]), []);
+
+// ./test/core/memory_size.wast:23
+assert_return(() => invoke($1, `size`, []), [value("i32", 2)]);
+
+// ./test/core/memory_size.wast:24
+assert_return(() => invoke($1, `grow`, [4]), []);
+
+// ./test/core/memory_size.wast:25
+assert_return(() => invoke($1, `size`, []), [value("i32", 6)]);
+
+// ./test/core/memory_size.wast:26
+assert_return(() => invoke($1, `grow`, [0]), []);
+
+// ./test/core/memory_size.wast:27
+assert_return(() => invoke($1, `size`, []), [value("i32", 6)]);
+
+// ./test/core/memory_size.wast:29
+let $2 = instantiate(`(module
+  (memory 0 2)
+  (func (export "size") (result i32) (memory.size))
+  (func (export "grow") (param $$sz i32) (drop (memory.grow (local.get $$sz))))
+)`);
+
+// ./test/core/memory_size.wast:35
+assert_return(() => invoke($2, `size`, []), [value("i32", 0)]);
+
+// ./test/core/memory_size.wast:36
+assert_return(() => invoke($2, `grow`, [3]), []);
+
+// ./test/core/memory_size.wast:37
+assert_return(() => invoke($2, `size`, []), [value("i32", 0)]);
+
+// ./test/core/memory_size.wast:38
+assert_return(() => invoke($2, `grow`, [1]), []);
+
+// ./test/core/memory_size.wast:39
+assert_return(() => invoke($2, `size`, []), [value("i32", 1)]);
+
+// ./test/core/memory_size.wast:40
+assert_return(() => invoke($2, `grow`, [0]), []);
+
+// ./test/core/memory_size.wast:41
+assert_return(() => invoke($2, `size`, []), [value("i32", 1)]);
+
+// ./test/core/memory_size.wast:42
+assert_return(() => invoke($2, `grow`, [4]), []);
+
+// ./test/core/memory_size.wast:43
+assert_return(() => invoke($2, `size`, []), [value("i32", 1)]);
+
+// ./test/core/memory_size.wast:44
+assert_return(() => invoke($2, `grow`, [1]), []);
+
+// ./test/core/memory_size.wast:45
+assert_return(() => invoke($2, `size`, []), [value("i32", 2)]);
+
+// ./test/core/memory_size.wast:47
+let $3 = instantiate(`(module
+  (memory 3 8)
+  (func (export "size") (result i32) (memory.size))
+  (func (export "grow") (param $$sz i32) (drop (memory.grow (local.get $$sz))))
+)`);
+
+// ./test/core/memory_size.wast:53
+assert_return(() => invoke($3, `size`, []), [value("i32", 3)]);
+
+// ./test/core/memory_size.wast:54
+assert_return(() => invoke($3, `grow`, [1]), []);
+
+// ./test/core/memory_size.wast:55
+assert_return(() => invoke($3, `size`, []), [value("i32", 4)]);
+
+// ./test/core/memory_size.wast:56
+assert_return(() => invoke($3, `grow`, [3]), []);
+
+// ./test/core/memory_size.wast:57
+assert_return(() => invoke($3, `size`, []), [value("i32", 7)]);
+
+// ./test/core/memory_size.wast:58
+assert_return(() => invoke($3, `grow`, [0]), []);
+
+// ./test/core/memory_size.wast:59
+assert_return(() => invoke($3, `size`, []), [value("i32", 7)]);
+
+// ./test/core/memory_size.wast:60
+assert_return(() => invoke($3, `grow`, [2]), []);
+
+// ./test/core/memory_size.wast:61
+assert_return(() => invoke($3, `size`, []), [value("i32", 7)]);
+
+// ./test/core/memory_size.wast:62
+assert_return(() => invoke($3, `grow`, [1]), []);
+
+// ./test/core/memory_size.wast:63
+assert_return(() => invoke($3, `size`, []), [value("i32", 8)]);
+
+// ./test/core/memory_size.wast:68
+assert_invalid(
+  () => instantiate(`(module
+    (memory 1)
+    (func $$type-result-i32-vs-empty
+      (memory.size)
+    )
+  )`),
+  `type mismatch`,
+);
+
+// ./test/core/memory_size.wast:77
+assert_invalid(
+  () => instantiate(`(module
+    (memory 1)
+    (func $$type-result-i32-vs-f32 (result f32)
+      (memory.size)
+    )
+  )`),
+  `type mismatch`,
+);