1 files changed, 112 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/wasm/spec/gc/array_fill.wast.js b/js/src/jit-test/tests/wasm/spec/gc/array_fill.wast.js
new file mode 100644
index 0000000000..271b1690c4
--- /dev/null
+++ b/js/src/jit-test/tests/wasm/spec/gc/array_fill.wast.js
@@ -0,0 +1,112 @@
+/* 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/array_fill.wast
+
+// ./test/core/gc/array_fill.wast:5
+assert_invalid(
+  () => instantiate(`(module
+    (type $$a (array i8))
+
+    (func (export "array.fill-immutable") (param $$1 (ref $$a)) (param $$2 i32)
+      (array.fill $$a (local.get $$1) (i32.const 0) (local.get $$2) (i32.const 0))
+    )
+  )`),
+  `array is immutable`,
+);
+
+// ./test/core/gc/array_fill.wast:16
+assert_invalid(
+  () => instantiate(`(module
+    (type $$a (array (mut i8)))
+
+    (func (export "array.fill-invalid-1") (param $$1 (ref $$a)) (param $$2 funcref)
+      (array.fill $$a (local.get $$1) (i32.const 0) (local.get $$2) (i32.const 0))
+    )
+  )`),
+  `type mismatch`,
+);
+
+// ./test/core/gc/array_fill.wast:27
+assert_invalid(
+  () => instantiate(`(module
+    (type $$b (array (mut funcref)))
+
+    (func (export "array.fill-invalid-1") (param $$1 (ref $$b)) (param $$2 i32)
+      (array.fill $$b (local.get $$1) (i32.const 0) (local.get $$2) (i32.const 0))
+    )
+  )`),
+  `type mismatch`,
+);
+
+// ./test/core/gc/array_fill.wast:38
+let $0 = instantiate(`(module
+  (type $$arr8 (array i8))
+  (type $$arr8_mut (array (mut i8)))
+
+  (global $$g_arr8 (ref $$arr8) (array.new $$arr8 (i32.const 10) (i32.const 12)))
+  (global $$g_arr8_mut (mut (ref $$arr8_mut)) (array.new_default $$arr8_mut (i32.const 12)))
+
+  (func (export "array_get_nth") (param $$1 i32) (result i32)
+    (array.get_u $$arr8_mut (global.get $$g_arr8_mut) (local.get $$1))
+  )
+
+  (func (export "array_fill-null")
+    (array.fill $$arr8_mut (ref.null $$arr8_mut) (i32.const 0) (i32.const 0) (i32.const 0))
+  )
+
+  (func (export "array_fill") (param $$1 i32) (param $$2 i32) (param $$3 i32)
+    (array.fill $$arr8_mut (global.get $$g_arr8_mut) (local.get $$1) (local.get $$2) (local.get $$3))
+  )
+)`);
+
+// ./test/core/gc/array_fill.wast:59
+assert_trap(() => invoke($0, `array_fill-null`, []), `null array reference`);
+
+// ./test/core/gc/array_fill.wast:62
+assert_trap(() => invoke($0, `array_fill`, [13, 0, 0]), `out of bounds array access`);
+
+// ./test/core/gc/array_fill.wast:65
+assert_trap(() => invoke($0, `array_fill`, [0, 0, 13]), `out of bounds array access`);
+
+// ./test/core/gc/array_fill.wast:68
+assert_return(() => invoke($0, `array_fill`, [12, 0, 0]), []);
+
+// ./test/core/gc/array_fill.wast:71
+assert_return(() => invoke($0, `array_get_nth`, [0]), [value("i32", 0)]);
+
+// ./test/core/gc/array_fill.wast:72
+assert_return(() => invoke($0, `array_get_nth`, [5]), [value("i32", 0)]);
+
+// ./test/core/gc/array_fill.wast:73
+assert_return(() => invoke($0, `array_get_nth`, [11]), [value("i32", 0)]);
+
+// ./test/core/gc/array_fill.wast:74
+assert_trap(() => invoke($0, `array_get_nth`, [12]), `out of bounds array access`);
+
+// ./test/core/gc/array_fill.wast:77
+assert_return(() => invoke($0, `array_fill`, [2, 11, 2]), []);
+
+// ./test/core/gc/array_fill.wast:78
+assert_return(() => invoke($0, `array_get_nth`, [1]), [value("i32", 0)]);
+
+// ./test/core/gc/array_fill.wast:79
+assert_return(() => invoke($0, `array_get_nth`, [2]), [value("i32", 11)]);
+
+// ./test/core/gc/array_fill.wast:80
+assert_return(() => invoke($0, `array_get_nth`, [3]), [value("i32", 11)]);
+
+// ./test/core/gc/array_fill.wast:81
+assert_return(() => invoke($0, `array_get_nth`, [4]), [value("i32", 0)]);