Upload Kmake

test/fixtures/wpt/wasm/jsapi/exception/basic.tentative.any.js

@@ -0,0 +1,121 @@
+// META: global=window,worker,jsshell
+// META: script=/wasm/jsapi/wasm-module-builder.js
+
+function assert_throws_wasm(fn, message) {
+  try {
+    fn();
+    assert_not_reached(`expected to throw with ${message}`);
+  } catch (e) {
+    assert_true(e instanceof WebAssembly.Exception, `Error should be a WebAssembly.Exception with ${message}`);
+  }
+}
+
+promise_test(async () => {
+  const kWasmAnyRef = 0x6f;
+  const kSig_v_r = makeSig([kWasmAnyRef], []);
+  const builder = new WasmModuleBuilder();
+  const tagIndex = builder.addTag(kSig_v_r);
+  builder.addFunction("throw_param", kSig_v_r)
+    .addBody([
+      kExprLocalGet, 0,
+      kExprThrow, tagIndex,
+    ])
+    .exportFunc();
+  const buffer = builder.toBuffer();
+  const {instance} = await WebAssembly.instantiate(buffer, {});
+  const values = [
+    undefined,
+    null,
+    true,
+    false,
+    "test",
+    Symbol(),
+    0,
+    1,
+    4.2,
+    NaN,
+    Infinity,
+    {},
+    () => {},
+  ];
+  for (const v of values) {
+    assert_throws_wasm(() => instance.exports.throw_param(v), String(v));
+  }
+}, "Wasm function throws argument");
+
+promise_test(async () => {
+  const builder = new WasmModuleBuilder();
+  const tagIndex = builder.addTag(kSig_v_a);
+  builder.addFunction("throw_null", kSig_v_v)
+    .addBody([
+      kExprRefNull, kWasmAnyFunc,
+      kExprThrow, tagIndex,
+    ])
+    .exportFunc();
+  const buffer = builder.toBuffer();
+  const {instance} = await WebAssembly.instantiate(buffer, {});
+  assert_throws_wasm(() => instance.exports.throw_null());
+}, "Wasm function throws null");
+
+promise_test(async () => {
+  const builder = new WasmModuleBuilder();
+  const tagIndex = builder.addTag(kSig_v_i);
+  builder.addFunction("throw_int", kSig_v_v)
+    .addBody([
+      ...wasmI32Const(7),
+      kExprThrow, tagIndex,
+    ])
+    .exportFunc();
+  const buffer = builder.toBuffer();
+  const {instance} = await WebAssembly.instantiate(buffer, {});
+  assert_throws_wasm(() => instance.exports.throw_int());
+}, "Wasm function throws integer");
+
+promise_test(async () => {
+  const builder = new WasmModuleBuilder();
+  const fnIndex = builder.addImport("module", "fn", kSig_v_v);
+  const tagIndex= builder.addTag(kSig_v_r);
+  builder.addFunction("catch_exception", kSig_r_v)
+    .addBody([
+      kExprTry, kWasmStmt,
+        kExprCallFunction, fnIndex,
+      kExprCatch, tagIndex,
+        kExprReturn,
+      kExprEnd,
+      kExprRefNull, kWasmAnyRef,
+    ])
+    .exportFunc();
+
+  const buffer = builder.toBuffer();
+
+  const error = new Error();
+  const fn = () => { throw error };
+  const {instance} = await WebAssembly.instantiate(buffer, {
+    module: { fn }
+  });
+  assert_throws_exactly(error, () => instance.exports.catch_exception());
+}, "Imported JS function throws");
+
+promise_test(async () => {
+  const builder = new WasmModuleBuilder();
+  const fnIndex = builder.addImport("module", "fn", kSig_v_v);
+  builder.addFunction("catch_and_rethrow", kSig_r_v)
+    .addBody([
+      kExprTry, kWasmStmt,
+        kExprCallFunction, fnIndex,
+      kExprCatchAll,
+        kExprRethrow, 0x00,
+      kExprEnd,
+      kExprRefNull, kWasmAnyRef,
+    ])
+    .exportFunc();
+
+  const buffer = builder.toBuffer();
+
+  const error = new Error();
+  const fn = () => { throw error };
+  const {instance} = await WebAssembly.instantiate(buffer, {
+    module: { fn }
+  });
+  assert_throws_exactly(error, () => instance.exports.catch_and_rethrow());
+}, "Imported JS function throws, Wasm catches and rethrows");

test/fixtures/wpt/wasm/jsapi/exception/constructor.tentative.any.js

@@ -0,0 +1,62 @@
+// META: global=window,dedicatedworker,jsshell
+// META: script=/wasm/jsapi/assertions.js
+
+test(() => {
+  assert_function_name(
+    WebAssembly.Exception,
+    "Exception",
+    "WebAssembly.Exception"
+  );
+}, "name");
+
+test(() => {
+  assert_function_length(WebAssembly.Exception, 1, "WebAssembly.Exception");
+}, "length");
+
+test(() => {
+  assert_throws_js(TypeError, () => new WebAssembly.Exception());
+}, "No arguments");
+
+test(() => {
+  const tag = new WebAssembly.Tag({ parameters: [] });
+  assert_throws_js(TypeError, () => WebAssembly.Exception(tag));
+}, "Calling");
+
+test(() => {
+  const invalidArguments = [
+    undefined,
+    null,
+    false,
+    true,
+    "",
+    "test",
+    Symbol(),
+    1,
+    NaN,
+    {},
+  ];
+  for (const invalidArgument of invalidArguments) {
+    assert_throws_js(
+      TypeError,
+      () => new WebAssembly.Exception(invalidArgument),
+      `new Exception(${format_value(invalidArgument)})`
+    );
+  }
+}, "Invalid descriptor argument");
+
+test(() => {
+  const typesAndArgs = [
+    ["i32", 123n],
+    ["i32", Symbol()],
+    ["f32", 123n],
+    ["f64", 123n],
+    ["i64", undefined],
+  ];
+  for (const typeAndArg of typesAndArgs) {
+    const tag = new WebAssembly.Tag({ parameters: [typeAndArg[0]] });
+    assert_throws_js(
+      TypeError,
+      () => new WebAssembly.Exception(tag, typeAndArg[1])
+    );
+  }
+}, "Invalid exception argument");

test/fixtures/wpt/wasm/jsapi/exception/getArg.tentative.any.js

@@ -0,0 +1,54 @@
+// META: global=window,dedicatedworker,jsshell
+// META: script=/wasm/jsapi/memory/assertions.js
+
+test(() => {
+  const tag = new WebAssembly.Tag({ parameters: [] });
+  const exn = new WebAssembly.Exception(tag, []);
+  assert_throws_js(TypeError, () => exn.getArg());
+  assert_throws_js(TypeError, () => exn.getArg(tag));
+}, "Missing arguments");
+
+test(() => {
+  const invalidValues = [undefined, null, true, "", Symbol(), 1, {}];
+  const tag = new WebAssembly.Tag({ parameters: [] });
+  const exn = new WebAssembly.Exception(tag, []);
+  for (argument of invalidValues) {
+    assert_throws_js(TypeError, () => exn.getArg(argument, 0));
+  }
+}, "Invalid exception argument");
+
+test(() => {
+  const tag = new WebAssembly.Tag({ parameters: [] });
+  const exn = new WebAssembly.Exception(tag, []);
+  assert_throws_js(RangeError, () => exn.getArg(tag, 1));
+}, "Index out of bounds");
+
+test(() => {
+  const outOfRangeValues = [
+    undefined,
+    NaN,
+    Infinity,
+    -Infinity,
+    -1,
+    0x100000000,
+    0x1000000000,
+    "0x100000000",
+    {
+      valueOf() {
+        return 0x100000000;
+      },
+    },
+  ];
+
+  const tag = new WebAssembly.Tag({ parameters: [] });
+  const exn = new WebAssembly.Exception(tag, []);
+  for (const value of outOfRangeValues) {
+    assert_throws_js(RangeError, () => exn.getArg(tag, value));
+  }
+}, "Getting out-of-range argument");
+
+test(() => {
+  const tag = new WebAssembly.Tag({ parameters: ["i32"] });
+  const exn = new WebAssembly.Exception(tag, [42]);
+  assert_equals(exn.getArg(tag, 0), 42);
+}, "getArg");

test/fixtures/wpt/wasm/jsapi/exception/identity.tentative.any.js

@@ -0,0 +1,61 @@
+// META: global=window,dedicatedworker,jsshell
+// META: script=/wasm/jsapi/assertions.js
+// META: script=/wasm/jsapi/wasm-module-builder.js
+
+test(() => {
+  const tag = new WebAssembly.Tag({ parameters: ["i32"] });
+  const exn = new WebAssembly.Exception(tag, [42]);
+  const exn_same_payload = new WebAssembly.Exception(tag, [42]);
+  const exn_diff_payload = new WebAssembly.Exception(tag, [53]);
+
+  const builder = new WasmModuleBuilder();
+  const jsfuncIndex = builder.addImport("module", "jsfunc", kSig_v_v);
+  const tagIndex = builder.addImportedTag("module", "tag", kSig_v_i);
+  const imports = {
+    module: {
+      jsfunc: function() { throw exn; },
+      tag: tag
+    }
+  };
+
+  builder
+    .addFunction("catch_rethrow", kSig_v_v)
+    .addBody([
+      kExprTry, kWasmStmt,
+        kExprCallFunction, jsfuncIndex,
+      kExprCatch, tagIndex,
+        kExprDrop,
+        kExprRethrow, 0x00,
+      kExprEnd
+    ])
+    .exportFunc();
+
+  builder
+    .addFunction("catch_all_rethrow", kSig_v_v)
+    .addBody([
+      kExprTry, kWasmStmt,
+        kExprCallFunction, jsfuncIndex,
+      kExprCatchAll,
+        kExprRethrow, 0x00,
+      kExprEnd
+    ])
+    .exportFunc();
+
+  const buffer = builder.toBuffer();
+  WebAssembly.instantiate(buffer, imports).then(result => {
+    try {
+      result.instance.exports.catch_rethrow();
+    } catch (e) {
+      assert_equals(e, exn);
+      assert_not_equals(e, exn_same_payload);
+      assert_not_equals(e, exn_diff_payload);
+    }
+    try {
+      result.instance.exports.catch_all_rethrow();
+    } catch (e) {
+      assert_equals(e, exn);
+      assert_not_equals(e, exn_same_payload);
+      assert_not_equals(e, exn_diff_payload);
+    }
+  });
+}, "Identity check");

test/fixtures/wpt/wasm/jsapi/exception/is.tentative.any.js

@@ -0,0 +1,25 @@
+// META: global=window,dedicatedworker,jsshell
+// META: script=/wasm/jsapi/memory/assertions.js
+
+test(() => {
+  const tag = new WebAssembly.Tag({ parameters: [] });
+  const exn = new WebAssembly.Exception(tag, []);
+  assert_throws_js(TypeError, () => exn.is());
+}, "Missing arguments");
+
+test(() => {
+  const invalidValues = [undefined, null, true, "", Symbol(), 1, {}];
+  const tag = new WebAssembly.Tag({ parameters: [] });
+  const exn = new WebAssembly.Exception(tag, []);
+  for (argument of invalidValues) {
+    assert_throws_js(TypeError, () => exn.is(argument));
+  }
+}, "Invalid exception argument");
+
+test(() => {
+  const tag1 = new WebAssembly.Tag({ parameters: ["i32"] });
+  const tag2 = new WebAssembly.Tag({ parameters: ["i32"] });
+  const exn = new WebAssembly.Exception(tag1, [42]);
+  assert_true(exn.is(tag1));
+  assert_false(exn.is(tag2));
+}, "is");

test/fixtures/wpt/wasm/jsapi/exception/toString.tentative.any.js

@@ -0,0 +1,21 @@
+// META: global=window,dedicatedworker,jsshell
+
+test(() => {
+  const argument = { parameters: [] };
+  const tag = new WebAssembly.Tag(argument);
+  const exn = new WebAssembly.Exception(tag, []);
+  assert_class_string(exn, "WebAssembly.Exception");
+}, "Object.prototype.toString on an Exception");
+
+test(() => {
+  assert_own_property(WebAssembly.Exception.prototype, Symbol.toStringTag);
+
+  const propDesc = Object.getOwnPropertyDescriptor(
+    WebAssembly.Exception.prototype,
+    Symbol.toStringTag
+  );
+  assert_equals(propDesc.value, "WebAssembly.Exception", "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");