| Index: test/mjsunit/strict-mode.js
|
| ===================================================================
|
| --- test/mjsunit/strict-mode.js (revision 7031)
|
| +++ test/mjsunit/strict-mode.js (working copy)
|
| @@ -169,13 +169,20 @@
|
| CheckStrictMode("var x = { '1234' : 1, '2345' : 2, 1234 : 3 };", SyntaxError);
|
| CheckStrictMode("var x = { 3.14 : 1, 2.71 : 2, 3.14 : 3 };", SyntaxError);
|
| CheckStrictMode("var x = { 3.14 : 1, '3.14' : 2 };", SyntaxError);
|
| -CheckStrictMode("var x = { 123: 1, 123.00000000000000000000000000000000000000000000000000000000000000000001 : 2 }", SyntaxError);
|
| +CheckStrictMode("var x = { \
|
| + 123: 1, \
|
| + 123.00000000000000000000000000000000000000000000000000000000000000000001: 2 \
|
| +}", SyntaxError);
|
|
|
| // Non-conflicting data properties.
|
| (function StrictModeNonDuplicate() {
|
| "use strict";
|
| var x = { 123 : 1, "0123" : 2 };
|
| - var x = { 123: 1, '123.00000000000000000000000000000000000000000000000000000000000000000001' : 2 }
|
| + var x = {
|
| + 123: 1,
|
| + '123.00000000000000000000000000000000000000000000000000000000000000000001':
|
| + 2
|
| + };
|
| })();
|
|
|
| // Two getters (non-strict)
|
| @@ -214,23 +221,32 @@
|
| CheckStrictMode("function strict() { eval = undefined; }", SyntaxError);
|
| CheckStrictMode("function strict() { arguments = undefined; }", SyntaxError);
|
| CheckStrictMode("function strict() { print(eval = undefined); }", SyntaxError);
|
| -CheckStrictMode("function strict() { print(arguments = undefined); }", SyntaxError);
|
| +CheckStrictMode("function strict() { print(arguments = undefined); }",
|
| + SyntaxError);
|
| CheckStrictMode("function strict() { var x = eval = undefined; }", SyntaxError);
|
| -CheckStrictMode("function strict() { var x = arguments = undefined; }", SyntaxError);
|
| +CheckStrictMode("function strict() { var x = arguments = undefined; }",
|
| + SyntaxError);
|
|
|
| // Compound assignment to eval or arguments
|
| CheckStrictMode("function strict() { eval *= undefined; }", SyntaxError);
|
| CheckStrictMode("function strict() { arguments /= undefined; }", SyntaxError);
|
| CheckStrictMode("function strict() { print(eval %= undefined); }", SyntaxError);
|
| -CheckStrictMode("function strict() { print(arguments %= undefined); }", SyntaxError);
|
| -CheckStrictMode("function strict() { var x = eval += undefined; }", SyntaxError);
|
| -CheckStrictMode("function strict() { var x = arguments -= undefined; }", SyntaxError);
|
| +CheckStrictMode("function strict() { print(arguments %= undefined); }",
|
| + SyntaxError);
|
| +CheckStrictMode("function strict() { var x = eval += undefined; }",
|
| + SyntaxError);
|
| +CheckStrictMode("function strict() { var x = arguments -= undefined; }",
|
| + SyntaxError);
|
| CheckStrictMode("function strict() { eval <<= undefined; }", SyntaxError);
|
| CheckStrictMode("function strict() { arguments >>= undefined; }", SyntaxError);
|
| -CheckStrictMode("function strict() { print(eval >>>= undefined); }", SyntaxError);
|
| -CheckStrictMode("function strict() { print(arguments &= undefined); }", SyntaxError);
|
| -CheckStrictMode("function strict() { var x = eval ^= undefined; }", SyntaxError);
|
| -CheckStrictMode("function strict() { var x = arguments |= undefined; }", SyntaxError);
|
| +CheckStrictMode("function strict() { print(eval >>>= undefined); }",
|
| + SyntaxError);
|
| +CheckStrictMode("function strict() { print(arguments &= undefined); }",
|
| + SyntaxError);
|
| +CheckStrictMode("function strict() { var x = eval ^= undefined; }",
|
| + SyntaxError);
|
| +CheckStrictMode("function strict() { var x = arguments |= undefined; }",
|
| + SyntaxError);
|
|
|
| // Postfix increment with eval or arguments
|
| CheckStrictMode("function strict() { eval++; }", SyntaxError);
|
| @@ -264,6 +280,37 @@
|
| CheckStrictMode("function strict() { var x = --eval; }", SyntaxError);
|
| CheckStrictMode("function strict() { var x = --arguments; }", SyntaxError);
|
|
|
| +// Use of const in strict mode is disallowed in anticipation of ES Harmony.
|
| +CheckStrictMode("const x = 0;", SyntaxError);
|
| +CheckStrictMode("for (const x = 0; false;) {}", SyntaxError);
|
| +CheckStrictMode("function strict() { const x = 0; }", SyntaxError);
|
| +
|
| +// Strict mode only allows functions in SourceElements
|
| +CheckStrictMode("if (true) { function invalid() {} }", SyntaxError);
|
| +CheckStrictMode("for (;false;) { function invalid() {} }", SyntaxError);
|
| +CheckStrictMode("{ function invalid() {} }", SyntaxError);
|
| +CheckStrictMode("try { function invalid() {} } catch(e) {}", SyntaxError);
|
| +CheckStrictMode("try { } catch(e) { function invalid() {} }", SyntaxError);
|
| +CheckStrictMode("function outer() {{ function invalid() {} }}", SyntaxError);
|
| +
|
| +// Delete of an unqualified identifier
|
| +CheckStrictMode("delete unqualified;", SyntaxError);
|
| +CheckStrictMode("function strict() { delete unqualified; }", SyntaxError);
|
| +CheckStrictMode("function function_name() { delete function_name; }",
|
| + SyntaxError);
|
| +CheckStrictMode("function strict(parameter) { delete parameter; }",
|
| + SyntaxError);
|
| +CheckStrictMode("function strict() { var variable; delete variable; }",
|
| + SyntaxError);
|
| +CheckStrictMode("var variable; delete variable;", SyntaxError);
|
| +
|
| +(function TestStrictDelete() {
|
| + "use strict";
|
| + // "delete this" is allowed in strict mode and should work.
|
| + function strict_delete() { delete this; }
|
| + strict_delete();
|
| +})();
|
| +
|
| // Prefix unary operators other than delete, ++, -- are valid in strict mode
|
| (function StrictModeUnaryOperators() {
|
| "use strict";
|
| @@ -318,21 +365,466 @@
|
| // Function names and arguments when the body is strict
|
| assertThrows("function " + word + " () { 'use strict'; }", SyntaxError);
|
| assertThrows("function foo (" + word + ") 'use strict'; {}", SyntaxError);
|
| - assertThrows("function foo (" + word + ", " + word + ") { 'use strict'; }", SyntaxError);
|
| + assertThrows("function foo (" + word + ", " + word + ") { 'use strict'; }",
|
| + SyntaxError);
|
| assertThrows("function foo (a, " + word + ") { 'use strict'; }", SyntaxError);
|
| assertThrows("function foo (" + word + ", a) { 'use strict'; }", SyntaxError);
|
| - assertThrows("function foo (a, " + word + ", b) { 'use strict'; }", SyntaxError);
|
| - assertThrows("var foo = function (" + word + ") { 'use strict'; }", SyntaxError);
|
| + assertThrows("function foo (a, " + word + ", b) { 'use strict'; }",
|
| + SyntaxError);
|
| + assertThrows("var foo = function (" + word + ") { 'use strict'; }",
|
| + SyntaxError);
|
|
|
| // get/set when the body is strict
|
| eval("var x = { get " + word + " () { 'use strict'; } };");
|
| eval("var x = { set " + word + " (value) { 'use strict'; } };");
|
| - assertThrows("var x = { get foo(" + word + ") { 'use strict'; } };", SyntaxError);
|
| - assertThrows("var x = { set foo(" + word + ") { 'use strict'; } };", SyntaxError);
|
| + assertThrows("var x = { get foo(" + word + ") { 'use strict'; } };",
|
| + SyntaxError);
|
| + assertThrows("var x = { set foo(" + word + ") { 'use strict'; } };",
|
| + SyntaxError);
|
| }
|
|
|
| for (var i = 0; i < future_reserved_words.length; i++) {
|
| testFutureReservedWord(future_reserved_words[i]);
|
| }
|
|
|
| +function testAssignToUndefined(should_throw) {
|
| + "use strict";
|
| + try {
|
| + possibly_undefined_variable_for_strict_mode_test = "should throw?";
|
| + } catch (e) {
|
| + assertTrue(should_throw, "strict mode");
|
| + assertInstanceof(e, ReferenceError, "strict mode");
|
| + return;
|
| + }
|
| + assertFalse(should_throw, "strict mode");
|
| +}
|
|
|
| +testAssignToUndefined(true);
|
| +testAssignToUndefined(true);
|
| +testAssignToUndefined(true);
|
| +
|
| +possibly_undefined_variable_for_strict_mode_test = "value";
|
| +
|
| +testAssignToUndefined(false);
|
| +testAssignToUndefined(false);
|
| +testAssignToUndefined(false);
|
| +
|
| +delete possibly_undefined_variable_for_strict_mode_test;
|
| +
|
| +testAssignToUndefined(true);
|
| +testAssignToUndefined(true);
|
| +testAssignToUndefined(true);
|
| +
|
| +function repeat(n, f) {
|
| + for (var i = 0; i < n; i ++) { f(); }
|
| +}
|
| +
|
| +repeat(10, function() { testAssignToUndefined(true); });
|
| +possibly_undefined_variable_for_strict_mode_test = "value";
|
| +repeat(10, function() { testAssignToUndefined(false); });
|
| +delete possibly_undefined_variable_for_strict_mode_test;
|
| +repeat(10, function() { testAssignToUndefined(true); });
|
| +possibly_undefined_variable_for_strict_mode_test = undefined;
|
| +repeat(10, function() { testAssignToUndefined(false); });
|
| +
|
| +(function testDeleteNonConfigurable() {
|
| + function delete_property(o) {
|
| + "use strict";
|
| + delete o.property;
|
| + }
|
| + function delete_element(o, i) {
|
| + "use strict";
|
| + delete o[i];
|
| + }
|
| +
|
| + var object = {};
|
| +
|
| + Object.defineProperty(object, "property", { value: "property_value" });
|
| + Object.defineProperty(object, "1", { value: "one" });
|
| + Object.defineProperty(object, 7, { value: "seven" });
|
| + Object.defineProperty(object, 3.14, { value: "pi" });
|
| +
|
| + assertThrows(function() { delete_property(object); }, TypeError);
|
| + assertEquals(object.property, "property_value");
|
| + assertThrows(function() { delete_element(object, "1"); }, TypeError);
|
| + assertThrows(function() { delete_element(object, 1); }, TypeError);
|
| + assertEquals(object[1], "one");
|
| + assertThrows(function() { delete_element(object, "7"); }, TypeError);
|
| + assertThrows(function() { delete_element(object, 7); }, TypeError);
|
| + assertEquals(object[7], "seven");
|
| + assertThrows(function() { delete_element(object, "3.14"); }, TypeError);
|
| + assertThrows(function() { delete_element(object, 3.14); }, TypeError);
|
| + assertEquals(object[3.14], "pi");
|
| +})();
|
| +
|
| +// Not transforming this in Function.call and Function.apply.
|
| +(function testThisTransformCallApply() {
|
| + function non_strict() {
|
| + return this;
|
| + }
|
| + function strict() {
|
| + "use strict";
|
| + return this;
|
| + }
|
| +
|
| + var global_object = (function() { return this; })();
|
| + var object = {};
|
| +
|
| + // Non-strict call.
|
| + assertTrue(non_strict.call(null) === global_object);
|
| + assertTrue(non_strict.call(undefined) === global_object);
|
| + assertEquals(typeof non_strict.call(7), "object");
|
| + assertEquals(typeof non_strict.call("Hello"), "object");
|
| + assertTrue(non_strict.call(object) === object);
|
| +
|
| + // Non-strict apply.
|
| + assertTrue(non_strict.apply(null) === global_object);
|
| + assertTrue(non_strict.apply(undefined) === global_object);
|
| + assertEquals(typeof non_strict.apply(7), "object");
|
| + assertEquals(typeof non_strict.apply("Hello"), "object");
|
| + assertTrue(non_strict.apply(object) === object);
|
| +
|
| + // Strict call.
|
| + assertTrue(strict.call(null) === null);
|
| + assertTrue(strict.call(undefined) === undefined);
|
| + assertEquals(typeof strict.call(7), "number");
|
| + assertEquals(typeof strict.call("Hello"), "string");
|
| + assertTrue(strict.call(object) === object);
|
| +
|
| + // Strict apply.
|
| + assertTrue(strict.apply(null) === null);
|
| + assertTrue(strict.apply(undefined) === undefined);
|
| + assertEquals(typeof strict.apply(7), "number");
|
| + assertEquals(typeof strict.apply("Hello"), "string");
|
| + assertTrue(strict.apply(object) === object);
|
| +})();
|
| +
|
| +(function testThisTransform() {
|
| + try {
|
| + function strict() {
|
| + "use strict";
|
| + return typeof(this);
|
| + }
|
| + function nonstrict() {
|
| + return typeof(this);
|
| + }
|
| +
|
| + // Concat to avoid symbol.
|
| + var strict_name = "str" + "ict";
|
| + var nonstrict_name = "non" + "str" + "ict";
|
| + var strict_number = 17;
|
| + var nonstrict_number = 19;
|
| + var strict_name_get = "str" + "ict" + "get";
|
| + var nonstrict_name_get = "non" + "str" + "ict" + "get"
|
| + var strict_number_get = 23;
|
| + var nonstrict_number_get = 29;
|
| +
|
| + function install(t) {
|
| + t.prototype.strict = strict;
|
| + t.prototype.nonstrict = nonstrict;
|
| + t.prototype[strict_number] = strict;
|
| + t.prototype[nonstrict_number] = nonstrict;
|
| + Object.defineProperty(t.prototype, strict_name_get,
|
| + { get: function() { return strict; },
|
| + configurable: true });
|
| + Object.defineProperty(t.prototype, nonstrict_name_get,
|
| + { get: function() { return nonstrict; },
|
| + configurable: true });
|
| + Object.defineProperty(t.prototype, strict_number_get,
|
| + { get: function() { return strict; },
|
| + configurable: true });
|
| + Object.defineProperty(t.prototype, nonstrict_number_get,
|
| + { get: function() { return nonstrict; },
|
| + configurable: true });
|
| + }
|
| +
|
| + function cleanup(t) {
|
| + delete t.prototype.strict;
|
| + delete t.prototype.nonstrict;
|
| + delete t.prototype[strict_number];
|
| + delete t.prototype[nonstrict_number];
|
| + delete t.prototype[strict_name_get];
|
| + delete t.prototype[nonstrict_name_get];
|
| + delete t.prototype[strict_number_get];
|
| + delete t.prototype[nonstrict_number_get];
|
| + }
|
| +
|
| + // Set up fakes
|
| + install(String);
|
| + install(Number);
|
| + install(Boolean)
|
| +
|
| + function callStrict(o) {
|
| + return o.strict();
|
| + }
|
| + function callNonStrict(o) {
|
| + return o.nonstrict();
|
| + }
|
| + function callKeyedStrict(o) {
|
| + return o[strict_name]();
|
| + }
|
| + function callKeyedNonStrict(o) {
|
| + return o[nonstrict_name]();
|
| + }
|
| + function callIndexedStrict(o) {
|
| + return o[strict_number]();
|
| + }
|
| + function callIndexedNonStrict(o) {
|
| + return o[nonstrict_number]();
|
| + }
|
| + function callStrictGet(o) {
|
| + return o.strictget();
|
| + }
|
| + function callNonStrictGet(o) {
|
| + return o.nonstrictget();
|
| + }
|
| + function callKeyedStrictGet(o) {
|
| + return o[strict_name_get]();
|
| + }
|
| + function callKeyedNonStrictGet(o) {
|
| + return o[nonstrict_name_get]();
|
| + }
|
| + function callIndexedStrictGet(o) {
|
| + return o[strict_number_get]();
|
| + }
|
| + function callIndexedNonStrictGet(o) {
|
| + return o[nonstrict_number_get]();
|
| + }
|
| +
|
| + for (var i = 0; i < 10; i ++) {
|
| + assertEquals(("hello").strict(), "string");
|
| + assertEquals(("hello").nonstrict(), "object");
|
| + assertEquals(("hello")[strict_name](), "string");
|
| + assertEquals(("hello")[nonstrict_name](), "object");
|
| + assertEquals(("hello")[strict_number](), "string");
|
| + assertEquals(("hello")[nonstrict_number](), "object");
|
| +
|
| + assertEquals((10 + i).strict(), "number");
|
| + assertEquals((10 + i).nonstrict(), "object");
|
| + assertEquals((10 + i)[strict_name](), "number");
|
| + assertEquals((10 + i)[nonstrict_name](), "object");
|
| + assertEquals((10 + i)[strict_number](), "number");
|
| + assertEquals((10 + i)[nonstrict_number](), "object");
|
| +
|
| + assertEquals((true).strict(), "boolean");
|
| + assertEquals((true).nonstrict(), "object");
|
| + assertEquals((true)[strict_name](), "boolean");
|
| + assertEquals((true)[nonstrict_name](), "object");
|
| + assertEquals((true)[strict_number](), "boolean");
|
| + assertEquals((true)[nonstrict_number](), "object");
|
| +
|
| + assertEquals((false).strict(), "boolean");
|
| + assertEquals((false).nonstrict(), "object");
|
| + assertEquals((false)[strict_name](), "boolean");
|
| + assertEquals((false)[nonstrict_name](), "object");
|
| + assertEquals((false)[strict_number](), "boolean");
|
| + assertEquals((false)[nonstrict_number](), "object");
|
| +
|
| + assertEquals(callStrict("howdy"), "string");
|
| + assertEquals(callNonStrict("howdy"), "object");
|
| + assertEquals(callKeyedStrict("howdy"), "string");
|
| + assertEquals(callKeyedNonStrict("howdy"), "object");
|
| + assertEquals(callIndexedStrict("howdy"), "string");
|
| + assertEquals(callIndexedNonStrict("howdy"), "object");
|
| +
|
| + assertEquals(callStrict(17 + i), "number");
|
| + assertEquals(callNonStrict(17 + i), "object");
|
| + assertEquals(callKeyedStrict(17 + i), "number");
|
| + assertEquals(callKeyedNonStrict(17 + i), "object");
|
| + assertEquals(callIndexedStrict(17 + i), "number");
|
| + assertEquals(callIndexedNonStrict(17 + i), "object");
|
| +
|
| + assertEquals(callStrict(true), "boolean");
|
| + assertEquals(callNonStrict(true), "object");
|
| + assertEquals(callKeyedStrict(true), "boolean");
|
| + assertEquals(callKeyedNonStrict(true), "object");
|
| + assertEquals(callIndexedStrict(true), "boolean");
|
| + assertEquals(callIndexedNonStrict(true), "object");
|
| +
|
| + assertEquals(callStrict(false), "boolean");
|
| + assertEquals(callNonStrict(false), "object");
|
| + assertEquals(callKeyedStrict(false), "boolean");
|
| + assertEquals(callKeyedNonStrict(false), "object");
|
| + assertEquals(callIndexedStrict(false), "boolean");
|
| + assertEquals(callIndexedNonStrict(false), "object");
|
| +
|
| + // All of the above, with getters
|
| + assertEquals(("hello").strictget(), "string");
|
| + assertEquals(("hello").nonstrictget(), "object");
|
| + assertEquals(("hello")[strict_name_get](), "string");
|
| + assertEquals(("hello")[nonstrict_name_get](), "object");
|
| + assertEquals(("hello")[strict_number_get](), "string");
|
| + assertEquals(("hello")[nonstrict_number_get](), "object");
|
| +
|
| + assertEquals((10 + i).strictget(), "number");
|
| + assertEquals((10 + i).nonstrictget(), "object");
|
| + assertEquals((10 + i)[strict_name_get](), "number");
|
| + assertEquals((10 + i)[nonstrict_name_get](), "object");
|
| + assertEquals((10 + i)[strict_number_get](), "number");
|
| + assertEquals((10 + i)[nonstrict_number_get](), "object");
|
| +
|
| + assertEquals((true).strictget(), "boolean");
|
| + assertEquals((true).nonstrictget(), "object");
|
| + assertEquals((true)[strict_name_get](), "boolean");
|
| + assertEquals((true)[nonstrict_name_get](), "object");
|
| + assertEquals((true)[strict_number_get](), "boolean");
|
| + assertEquals((true)[nonstrict_number_get](), "object");
|
| +
|
| + assertEquals((false).strictget(), "boolean");
|
| + assertEquals((false).nonstrictget(), "object");
|
| + assertEquals((false)[strict_name_get](), "boolean");
|
| + assertEquals((false)[nonstrict_name_get](), "object");
|
| + assertEquals((false)[strict_number_get](), "boolean");
|
| + assertEquals((false)[nonstrict_number_get](), "object");
|
| +
|
| + assertEquals(callStrictGet("howdy"), "string");
|
| + assertEquals(callNonStrictGet("howdy"), "object");
|
| + assertEquals(callKeyedStrictGet("howdy"), "string");
|
| + assertEquals(callKeyedNonStrictGet("howdy"), "object");
|
| + assertEquals(callIndexedStrictGet("howdy"), "string");
|
| + assertEquals(callIndexedNonStrictGet("howdy"), "object");
|
| +
|
| + assertEquals(callStrictGet(17 + i), "number");
|
| + assertEquals(callNonStrictGet(17 + i), "object");
|
| + assertEquals(callKeyedStrictGet(17 + i), "number");
|
| + assertEquals(callKeyedNonStrictGet(17 + i), "object");
|
| + assertEquals(callIndexedStrictGet(17 + i), "number");
|
| + assertEquals(callIndexedNonStrictGet(17 + i), "object");
|
| +
|
| + assertEquals(callStrictGet(true), "boolean");
|
| + assertEquals(callNonStrictGet(true), "object");
|
| + assertEquals(callKeyedStrictGet(true), "boolean");
|
| + assertEquals(callKeyedNonStrictGet(true), "object");
|
| + assertEquals(callIndexedStrictGet(true), "boolean");
|
| + assertEquals(callIndexedNonStrictGet(true), "object");
|
| +
|
| + assertEquals(callStrictGet(false), "boolean");
|
| + assertEquals(callNonStrictGet(false), "object");
|
| + assertEquals(callKeyedStrictGet(false), "boolean");
|
| + assertEquals(callKeyedNonStrictGet(false), "object");
|
| + assertEquals(callIndexedStrictGet(false), "boolean");
|
| + assertEquals(callIndexedNonStrictGet(false), "object");
|
| +
|
| + }
|
| + } finally {
|
| + // Cleanup
|
| + cleanup(String);
|
| + cleanup(Number);
|
| + cleanup(Boolean);
|
| + }
|
| +})();
|
| +
|
| +
|
| +(function ObjectEnvironment() {
|
| + var o = {};
|
| + Object.defineProperty(o, "foo", { value: "FOO", writable: false });
|
| + assertThrows(
|
| + function () {
|
| + with (o) {
|
| + (function() {
|
| + "use strict";
|
| + foo = "Hello";
|
| + })();
|
| + }
|
| + },
|
| + TypeError);
|
| +})();
|
| +
|
| +
|
| +(function TestSetPropertyWithoutSetter() {
|
| + var o = { get foo() { return "Yey"; } };
|
| + assertThrows(
|
| + function broken() {
|
| + "use strict";
|
| + o.foo = (0xBADBAD00 >> 1);
|
| + },
|
| + TypeError);
|
| +})();
|
| +
|
| +
|
| +(function TestSetPropertyNonConfigurable() {
|
| + var frozen = Object.freeze({});
|
| + var sealed = Object.seal({});
|
| +
|
| + function strict(o) {
|
| + "use strict";
|
| + o.property = "value";
|
| + }
|
| +
|
| + assertThrows(function() { strict(frozen); }, TypeError);
|
| + assertThrows(function() { strict(sealed); }, TypeError);
|
| +})();
|
| +
|
| +
|
| +(function TestAssignmentToReadOnlyProperty() {
|
| + "use strict";
|
| +
|
| + var o = {};
|
| + Object.defineProperty(o, "property", { value: 7 });
|
| +
|
| + assertThrows(function() { o.property = "new value"; }, TypeError);
|
| + assertThrows(function() { o.property += 10; }, TypeError);
|
| + assertThrows(function() { o.property -= 10; }, TypeError);
|
| + assertThrows(function() { o.property *= 10; }, TypeError);
|
| + assertThrows(function() { o.property /= 10; }, TypeError);
|
| + assertThrows(function() { o.property++; }, TypeError);
|
| + assertThrows(function() { o.property--; }, TypeError);
|
| + assertThrows(function() { ++o.property; }, TypeError);
|
| + assertThrows(function() { --o.property; }, TypeError);
|
| +
|
| + var name = "prop" + "erty"; // to avoid symbol path.
|
| + assertThrows(function() { o[name] = "new value"; }, TypeError);
|
| + assertThrows(function() { o[name] += 10; }, TypeError);
|
| + assertThrows(function() { o[name] -= 10; }, TypeError);
|
| + assertThrows(function() { o[name] *= 10; }, TypeError);
|
| + assertThrows(function() { o[name] /= 10; }, TypeError);
|
| + assertThrows(function() { o[name]++; }, TypeError);
|
| + assertThrows(function() { o[name]--; }, TypeError);
|
| + assertThrows(function() { ++o[name]; }, TypeError);
|
| + assertThrows(function() { --o[name]; }, TypeError);
|
| +
|
| + assertEquals(o.property, 7);
|
| +})();
|
| +
|
| +
|
| +(function TestAssignmentToReadOnlyLoop() {
|
| + var name = "prop" + "erty"; // to avoid symbol path.
|
| + var o = {};
|
| + Object.defineProperty(o, "property", { value: 7 });
|
| +
|
| + function strict(o, name) {
|
| + "use strict";
|
| + o[name] = "new value";
|
| + }
|
| +
|
| + for (var i = 0; i < 10; i ++) {
|
| + try {
|
| + strict(o, name);
|
| + assertUnreachable();
|
| + } catch(e) {
|
| + assertInstanceof(e, TypeError);
|
| + }
|
| + }
|
| +})();
|
| +
|
| +
|
| +// Specialized KeyedStoreIC experiencing miss.
|
| +(function testKeyedStoreICStrict() {
|
| + var o = [9,8,7,6,5,4,3,2,1];
|
| +
|
| + function test(o, i, v) {
|
| + "use strict";
|
| + o[i] = v;
|
| + }
|
| +
|
| + for (var i = 0; i < 10; i ++) {
|
| + test(o, 5, 17); // start specialized for smi indices
|
| + assertEquals(o[5], 17);
|
| + test(o, "a", 19);
|
| + assertEquals(o["a"], 19);
|
| + test(o, "5", 29);
|
| + assertEquals(o[5], 29);
|
| + test(o, 100000, 31);
|
| + assertEquals(o[100000], 31);
|
| + }
|
| +})();
|
|
|