mirror of https://github.com/nodejs/node.git
87 lines
2.4 KiB
JavaScript
87 lines
2.4 KiB
JavaScript
'use strict';
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const common = require('../../common');
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const assert = require('assert');
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const vm = require('vm');
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const binding = require(`./build/${common.buildType}/binding`);
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const makeCallback = binding.makeCallback;
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function myMultiArgFunc(arg1, arg2, arg3) {
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assert.strictEqual(arg1, 1);
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assert.strictEqual(arg2, 2);
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assert.strictEqual(arg3, 3);
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return 42;
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}
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/**
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* Resource should be able to be arbitrary objects without special internal
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* slots. Testing with plain object here.
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*/
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const resource = {};
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assert.strictEqual(makeCallback(resource, process, common.mustCall(function() {
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assert.strictEqual(arguments.length, 0);
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assert.strictEqual(this, process);
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return 42;
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})), 42);
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assert.strictEqual(makeCallback(resource, process, common.mustCall(function(x) {
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assert.strictEqual(arguments.length, 1);
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assert.strictEqual(this, process);
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assert.strictEqual(x, 1337);
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return 42;
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}), 1337), 42);
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assert.strictEqual(makeCallback(resource, this,
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common.mustCall(myMultiArgFunc), 1, 2, 3), 42);
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// TODO(node-api): napi_make_callback needs to support
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// strings passed for the func argument
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//
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// const recv = {
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// one: common.mustCall(function() {
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// assert.strictEqual(0, arguments.length);
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// assert.strictEqual(this, recv);
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// return 42;
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// }),
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// two: common.mustCall(function(x) {
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// assert.strictEqual(1, arguments.length);
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// assert.strictEqual(this, recv);
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// assert.strictEqual(x, 1337);
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// return 42;
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// }),
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// };
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//
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// assert.strictEqual(makeCallback(recv, 'one'), 42);
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// assert.strictEqual(makeCallback(recv, 'two', 1337), 42);
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//
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// // Check that callbacks on a receiver from a different context works.
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// const foreignObject = vm.runInNewContext('({ fortytwo() { return 42; } })');
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// assert.strictEqual(makeCallback(foreignObject, 'fortytwo'), 42);
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// Check that the callback is made in the context of the receiver.
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const target = vm.runInNewContext(`
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(function($Object) {
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if (Object === $Object)
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throw new Error('bad');
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return Object;
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})
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`);
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assert.notStrictEqual(makeCallback(resource, process, target, Object), Object);
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// Runs in inner context.
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const forward = vm.runInNewContext(`
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(function(forward) {
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return forward(Object);
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})
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`);
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// Runs in outer context.
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function endpoint($Object) {
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if (Object === $Object)
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throw new Error('bad');
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return Object;
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}
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assert.strictEqual(makeCallback(resource, process, forward, endpoint), Object);
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