Upload Kmake

test/fixtures/wpt/wasm/jsapi/instance/constructor-bad-imports.any.js

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+// META: global=window,dedicatedworker,jsshell
+// META: script=/wasm/jsapi/wasm-module-builder.js
+// META: script=/wasm/jsapi/bad-imports.js
+
+test_bad_imports((name, error, build, ...arguments) => {
+  test(() => {
+    const builder = new WasmModuleBuilder();
+    build(builder);
+    const buffer = builder.toBuffer();
+    const module = new WebAssembly.Module(buffer);
+    assert_throws_js(error, () => new WebAssembly.Instance(module, ...arguments));
+  }, `new WebAssembly.Instance(module): ${name}`);
+});

test/fixtures/wpt/wasm/jsapi/instance/constructor-caching.any.js

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+// META: global=window,dedicatedworker,jsshell
+// META: script=/wasm/jsapi/wasm-module-builder.js
+
+function getExports() {
+  const builder = new WasmModuleBuilder();
+  builder
+    .addFunction("fn", kSig_v_d)
+    .addBody([])
+    .exportFunc();
+
+  builder.setTableBounds(1);
+  builder.addExportOfKind("table", kExternalTable, 0);
+  builder.addGlobal(kWasmI32, false).exportAs("global");
+  builder.addMemory(4, 8, true);
+
+  const buffer = builder.toBuffer();
+  const module = new WebAssembly.Module(buffer);
+  const instance = new WebAssembly.Instance(module);
+  return instance.exports;
+}
+
+test(() => {
+  const exports = getExports();
+
+  const builder = new WasmModuleBuilder();
+  const functionIndex = builder.addImport("module", "imported", kSig_v_d);
+  builder.addExport("exportedFunction", functionIndex);
+
+  const globalIndex = builder.addImportedGlobal("module", "global", kWasmI32);
+  builder.addExportOfKind("exportedGlobal", kExternalGlobal, globalIndex);
+
+  builder.addImportedMemory("module", "memory", 4);
+  builder.exportMemoryAs("exportedMemory");
+
+  const tableIndex = builder.addImportedTable("module", "table", 1);
+  builder.addExportOfKind("exportedTable", kExternalTable, tableIndex);
+
+  const buffer = builder.toBuffer();
+
+  const module = new WebAssembly.Module(buffer);
+  const instance = new WebAssembly.Instance(module, {
+    "module": {
+      "imported": exports.fn,
+      "global": exports.global,
+      "memory": exports.memory,
+      "table": exports.table,
+    }
+  });
+
+  assert_equals(instance.exports.exportedFunction, exports.fn);
+  assert_equals(instance.exports.exportedGlobal, exports.global);
+  assert_equals(instance.exports.exportedMemory, exports.memory);
+  assert_equals(instance.exports.exportedTable, exports.table);
+});

test/fixtures/wpt/wasm/jsapi/instance/constructor.any.js

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+// META: global=window,dedicatedworker,jsshell
+// META: script=/wasm/jsapi/wasm-module-builder.js
+// META: script=/wasm/jsapi/assertions.js
+// META: script=/wasm/jsapi/instanceTestFactory.js
+
+let emptyModuleBinary;
+setup(() => {
+  emptyModuleBinary = new WasmModuleBuilder().toBuffer();
+});
+
+test(() => {
+  assert_function_name(WebAssembly.Instance, "Instance", "WebAssembly.Instance");
+}, "name");
+
+test(() => {
+  assert_function_length(WebAssembly.Instance, 1, "WebAssembly.Instance");
+}, "length");
+
+test(() => {
+  assert_throws_js(TypeError, () => new WebAssembly.Instance());
+}, "No arguments");
+
+test(() => {
+  const invalidArguments = [
+    undefined,
+    null,
+    true,
+    "",
+    Symbol(),
+    1,
+    {},
+    WebAssembly.Module,
+    WebAssembly.Module.prototype,
+  ];
+  for (const argument of invalidArguments) {
+    assert_throws_js(TypeError, () => new WebAssembly.Instance(argument),
+                     `new Instance(${format_value(argument)})`);
+  }
+}, "Non-Module arguments");
+
+test(() => {
+  const module = new WebAssembly.Module(emptyModuleBinary);
+  assert_throws_js(TypeError, () => WebAssembly.Instance(module));
+}, "Calling");
+
+for (const [name, fn] of instanceTestFactory) {
+  test(() => {
+    const { buffer, args, exports, verify } = fn();
+    const module = new WebAssembly.Module(buffer);
+    const instance = new WebAssembly.Instance(module, ...args);
+    assert_Instance(instance, exports);
+    verify(instance);
+  }, name);
+}

test/fixtures/wpt/wasm/jsapi/instance/exports.any.js

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+// META: global=window,dedicatedworker,jsshell
+// META: script=/wasm/jsapi/wasm-module-builder.js
+
+let emptyModuleBinary;
+setup(() => {
+  emptyModuleBinary = new WasmModuleBuilder().toBuffer();
+});
+
+test(() => {
+  const thisValues = [
+    undefined,
+    null,
+    true,
+    "",
+    Symbol(),
+    1,
+    {},
+    WebAssembly.Instance,
+    WebAssembly.Instance.prototype,
+  ];
+
+  const desc = Object.getOwnPropertyDescriptor(WebAssembly.Instance.prototype, "exports");
+  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 module = new WebAssembly.Module(emptyModuleBinary);
+  const instance = new WebAssembly.Instance(module);
+  const exports = instance.exports;
+
+  const desc = Object.getOwnPropertyDescriptor(WebAssembly.Instance.prototype, "exports");
+  assert_equals(typeof desc, "object");
+
+  const getter = desc.get;
+  assert_equals(typeof getter, "function");
+
+  assert_equals(getter.call(instance, {}), exports);
+}, "Stray argument");
+
+test(() => {
+  const module = new WebAssembly.Module(emptyModuleBinary);
+  const instance = new WebAssembly.Instance(module);
+  const exports = instance.exports;
+  instance.exports = {};
+  assert_equals(instance.exports, exports, "Should not change the exports");
+}, "Setting (sloppy mode)");
+
+test(() => {
+  const module = new WebAssembly.Module(emptyModuleBinary);
+  const instance = new WebAssembly.Instance(module);
+  const exports = instance.exports;
+  assert_throws_js(TypeError, () => {
+    "use strict";
+    instance.exports = {};
+  });
+  assert_equals(instance.exports, exports, "Should not change the exports");
+}, "Setting (strict mode)");

test/fixtures/wpt/wasm/jsapi/instance/toString.any.js

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+// META: global=window,dedicatedworker,jsshell
+// META: script=/wasm/jsapi/wasm-module-builder.js
+
+test(() => {
+  const emptyModuleBinary = new WasmModuleBuilder().toBuffer();
+  const module = new WebAssembly.Module(emptyModuleBinary);
+  const instance = new WebAssembly.Instance(module);
+  assert_class_string(instance, "WebAssembly.Instance");
+}, "Object.prototype.toString on an Instance");
+
+test(() => {
+  assert_own_property(WebAssembly.Instance.prototype, Symbol.toStringTag);
+
+  const propDesc = Object.getOwnPropertyDescriptor(WebAssembly.Instance.prototype, Symbol.toStringTag);
+  assert_equals(propDesc.value, "WebAssembly.Instance", "value");
+  assert_equals(propDesc.configurable, true, "configurable");
+  assert_equals(propDesc.enumerable, false, "enumerable");
+  assert_equals(propDesc.writable, false, "writable");
+}, "@@toStringTag exists on the prototype with the appropriate descriptor");