1 files changed, 126 insertions, 0 deletions
diff --git a/testing/web-platform/tests/wasm/jsapi/table/grow.any.js b/testing/web-platform/tests/wasm/jsapi/table/grow.any.js
new file mode 100644
index 0000000000..520d24bf4b
--- /dev/null
+++ b/testing/web-platform/tests/wasm/jsapi/table/grow.any.js
@@ -0,0 +1,126 @@
+// META: global=window,dedicatedworker,jsshell
+// META: script=/wasm/jsapi/wasm-module-builder.js
+// META: script=assertions.js
+
+function nulls(n) {
+  return Array(n).fill(null);
+}
+
+test(() => {
+  const argument = { "element": "anyfunc", "initial": 5 };
+  const table = new WebAssembly.Table(argument);
+  assert_throws_js(TypeError, () => table.grow());
+}, "Missing arguments");
+
+test(t => {
+  const thisValues = [
+    undefined,
+    null,
+    true,
+    "",
+    Symbol(),
+    1,
+    {},
+    WebAssembly.Table,
+    WebAssembly.Table.prototype,
+  ];
+
+  const argument = {
+    valueOf: t.unreached_func("Should not touch the argument (valueOf)"),
+    toString: t.unreached_func("Should not touch the argument (toString)"),
+  };
+
+  const fn = WebAssembly.Table.prototype.grow;
+
+  for (const thisValue of thisValues) {
+    assert_throws_js(TypeError, () => fn.call(thisValue, argument), `this=${format_value(thisValue)}`);
+  }
+}, "Branding");
+
+test(() => {
+  const argument = { "element": "anyfunc", "initial": 5 };
+  const table = new WebAssembly.Table(argument);
+  assert_equal_to_array(table, nulls(5), "before");
+
+  const result = table.grow(3);
+  assert_equals(result, 5);
+  assert_equal_to_array(table, nulls(8), "after");
+}, "Basic");
+
+test(() => {
+  const argument = { "element": "anyfunc", "initial": 3, "maximum": 5 };
+  const table = new WebAssembly.Table(argument);
+  assert_equal_to_array(table, nulls(3), "before");
+
+  const result = table.grow(2);
+  assert_equals(result, 3);
+  assert_equal_to_array(table, nulls(5), "after");
+}, "Reached maximum");
+
+test(() => {
+  const argument = { "element": "anyfunc", "initial": 2, "maximum": 5 };
+  const table = new WebAssembly.Table(argument);
+  assert_equal_to_array(table, nulls(2), "before");
+
+  assert_throws_js(RangeError, () => table.grow(4));
+  assert_equal_to_array(table, nulls(2), "after");
+}, "Exceeded maximum");
+
+const outOfRangeValues = [
+  undefined,
+  NaN,
+  Infinity,
+  -Infinity,
+  -1,
+  0x100000000,
+  0x1000000000,
+  "0x100000000",
+  { valueOf() { return 0x100000000; } },
+];
+
+for (const value of outOfRangeValues) {
+  test(() => {
+    const argument = { "element": "anyfunc", "initial": 1 };
+    const table = new WebAssembly.Table(argument);
+    assert_throws_js(TypeError, () => table.grow(value));
+  }, `Out-of-range argument: ${format_value(value)}`);
+}
+
+test(() => {
+  const argument = { "element": "anyfunc", "initial": 5 };
+  const table = new WebAssembly.Table(argument);
+  assert_equal_to_array(table, nulls(5), "before");
+
+  const result = table.grow(3, null, {});
+  assert_equals(result, 5);
+  assert_equal_to_array(table, nulls(8), "after");
+}, "Stray argument");
+
+test(() => {
+  const builder = new WasmModuleBuilder();
+  builder
+    .addFunction("fn", kSig_v_v)
+    .addBody([])
+    .exportFunc();
+  const bin = builder.toBuffer()
+  const argument = { "element": "anyfunc", "initial": 1 };
+  const table = new WebAssembly.Table(argument);
+  const fn = new WebAssembly.Instance(new WebAssembly.Module(bin)).exports.fn;
+  const result = table.grow(2, fn);
+  assert_equals(result, 1);
+  assert_equals(table.get(0), null);
+  assert_equals(table.get(1), fn);
+  assert_equals(table.get(2), fn);
+}, "Grow with exported-function argument");
+
+test(() => {
+  const argument = { "element": "anyfunc", "initial": 1 };
+  const table = new WebAssembly.Table(argument);
+  assert_throws_js(TypeError, () => table.grow(2, {}));
+}, "Grow with non-function argument");
+
+test(() => {
+  const argument = { "element": "anyfunc", "initial": 1 };
+  const table = new WebAssembly.Table(argument);
+  assert_throws_js(TypeError, () => table.grow(2, () => true));
+}, "Grow with JS-function argument");