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// Copyright 2019 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
let { Protocol } = InspectorTest.start('Checks Runtime.getProperties method while debugger is paused.');
(async function test() {
await Protocol.Debugger.enable();
Protocol.Runtime.evaluate({ expression: 'debugger;' });
const callFrameId = (await Protocol.Debugger.oncePaused()).params.callFrames[0].callFrameId;
InspectorTest.runAsyncTestSuite([
function testObject5() {
return logExpressionProperties(`(function(){var r = Object(5); r.foo = 'cat';return r;})()`);
},
function testNotOwn() {
return logExpressionProperties(`({ a: 2, set b(_) {}, get b() {return 5;}, __proto__: { a: 3, c: 4, get d() {return 6;} }})`, { ownProperties: false });
},
function testAccessorsOnly() {
return logExpressionProperties(`({ a: 2, set b(_) {}, get b() {return 5;}, c: 'c', set d(_){} })`, { ownProperties: true, accessorPropertiesOnly: true });
},
function testArray() {
return logExpressionProperties(`['red', 'green', 'blue']`);
},
function testBound() {
return logExpressionProperties('Number.bind({}, 5)');
},
function testObjectThrowsLength() {
return logExpressionProperties(`({get length() { throw 'Length called'; }})`);
},
function testTypedArrayWithoutLength() {
return logExpressionProperties('({__proto__: Uint8Array.prototype})');
},
async function testArrayBuffer() {
let objectId = await evaluateToObjectId('new Uint8Array([1, 1, 1, 1, 1, 1, 1, 1]).buffer');
let props = await Protocol.Runtime.getProperties({ objectId, ownProperties: true });
for (let prop of props.result.result) {
InspectorTest.log(prop.name);
await logGetPropertiesResult(prop.value.objectId);
}
},
async function testArrayBufferWithBrokenUintCtor() {
await evaluateToObjectId(`(function() {
this.uint8array_old = this.Uint8Array;
this.Uint8Array = 42;
})()`);
await logExpressionProperties('new Int8Array([1, 1, 1, 1, 1, 1, 1]).buffer');
await evaluateToObjectId(`(function() {
this.Uint8Array = this.uint8array_old;
delete this.uint8array_old;
})()`);
}
]);
async function logExpressionProperties(expression, flags) {
const objectId = await evaluateToObjectId(expression);
return await logGetPropertiesResult(objectId, flags);
}
async function evaluateToObjectId(expression) {
return (await Protocol.Debugger.evaluateOnCallFrame({ expression, callFrameId })).result.result.objectId;
}
async function logGetPropertiesResult(objectId, flags = { ownProperties: true }) {
function hasGetterSetter(property, fieldName) {
var v = property[fieldName];
if (!v) return false;
return v.type !== "undefined"
}
flags.objectId = objectId;
let props = await Protocol.Runtime.getProperties(flags);
var propertyArray = props.result.result;
propertyArray.sort(NamedThingComparator);
for (var i = 0; i < propertyArray.length; i++) {
var p = propertyArray[i];
var v = p.value;
var own = p.isOwn ? "own" : "inherited";
if (v)
InspectorTest.log(` ${p.name} ${own} ${v.type} ${v.value}`);
else
InspectorTest.log(` ${p.name} ${own} no value${(hasGetterSetter(p, "get") ? ", getter" : "")}${(hasGetterSetter(p, "set") ? ", setter" : "")}`);
}
var internalPropertyArray = props.result.internalProperties;
if (internalPropertyArray) {
InspectorTest.log('Internal properties');
internalPropertyArray.sort(NamedThingComparator);
for (var i = 0; i < internalPropertyArray.length; i++) {
var p = internalPropertyArray[i];
var v = p.value;
if (p.name === "[[ArrayBufferData]]")
// Hex value for pointer is non-deterministic
InspectorTest.log(` ${p.name} ${v.type} ${v.value.substr(0, 2)}...`);
else
InspectorTest.log(` ${p.name} ${v.type} ${v.value}`);
}
}
function NamedThingComparator(o1, o2) {
return o1.name === o2.name ? 0 : (o1.name < o2.name ? -1 : 1);
}
}
})();
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