1 files changed, 60 insertions, 0 deletions
diff --git a/testing/web-platform/tests/wasm/jsapi/table/length.any.js b/testing/web-platform/tests/wasm/jsapi/table/length.any.js
new file mode 100644
index 0000000000..a9ef095ded
--- /dev/null
+++ b/testing/web-platform/tests/wasm/jsapi/table/length.any.js
@@ -0,0 +1,60 @@
+// META: global=window,dedicatedworker,jsshell
+
+test(() => {
+  const thisValues = [
+    undefined,
+    null,
+    true,
+    "",
+    Symbol(),
+    1,
+    {},
+    WebAssembly.Table,
+    WebAssembly.Table.prototype,
+  ];
+
+  const desc = Object.getOwnPropertyDescriptor(WebAssembly.Table.prototype, "length");
+  assert_equals(typeof desc, "object");
+
+  const getter = desc.get;
+  assert_equals(typeof getter, "function");
+
+  assert_equals(typeof desc.set, "undefined");
+
+  for (const thisValue of thisValues) {
+    assert_throws_js(TypeError, () => getter.call(thisValue), `this=${format_value(thisValue)}`);
+  }
+}, "Branding");
+
+test(() => {
+  const argument = { "element": "anyfunc", "initial": 2 };
+  const table = new WebAssembly.Table(argument);
+  assert_equals(table.length, 2, "Initial length");
+
+  const desc = Object.getOwnPropertyDescriptor(WebAssembly.Table.prototype, "length");
+  assert_equals(typeof desc, "object");
+
+  const getter = desc.get;
+  assert_equals(typeof getter, "function");
+
+  assert_equals(getter.call(table, {}), 2);
+}, "Stray argument");
+
+test(() => {
+  const argument = { "element": "anyfunc", "initial": 2 };
+  const table = new WebAssembly.Table(argument);
+  assert_equals(table.length, 2, "Initial length");
+  table.length = 4;
+  assert_equals(table.length, 2, "Should not change the length");
+}, "Setting (sloppy mode)");
+
+test(() => {
+  const argument = { "element": "anyfunc", "initial": 2 };
+  const table = new WebAssembly.Table(argument);
+  assert_equals(table.length, 2, "Initial length");
+  assert_throws_js(TypeError, () => {
+    "use strict";
+    table.length = 4;
+  });
+  assert_equals(table.length, 2, "Should not change the length");
+}, "Setting (strict mode)");