node/test/addons-napi/test_make_callback/test.js

121 lines
3.2 KiB
JavaScript

'use strict';
const common = require('../../common');
const assert = require('assert');
const async_hooks = require('async_hooks');
const vm = require('vm');
const binding = require(`./build/${common.buildType}/binding`);
const makeCallback = binding.makeCallback;
function myMultiArgFunc(arg1, arg2, arg3) {
assert.strictEqual(arg1, 1);
assert.strictEqual(arg2, 2);
assert.strictEqual(arg3, 3);
return 42;
}
assert.strictEqual(42, makeCallback(process, common.mustCall(function() {
assert.strictEqual(0, arguments.length);
assert.strictEqual(this, process);
return 42;
})));
assert.strictEqual(42, makeCallback(process, common.mustCall(function(x) {
assert.strictEqual(1, arguments.length);
assert.strictEqual(this, process);
assert.strictEqual(x, 1337);
return 42;
}), 1337));
assert.strictEqual(42,
makeCallback(this,
common.mustCall(myMultiArgFunc), 1, 2, 3));
// TODO(node-api): napi_make_callback needs to support
// strings passed for the func argument
/*
const recv = {
one: common.mustCall(function() {
assert.strictEqual(0, arguments.length);
assert.strictEqual(this, recv);
return 42;
}),
two: common.mustCall(function(x) {
assert.strictEqual(1, arguments.length);
assert.strictEqual(this, recv);
assert.strictEqual(x, 1337);
return 42;
}),
};
assert.strictEqual(42, makeCallback(recv, 'one'));
assert.strictEqual(42, makeCallback(recv, 'two', 1337));
// Check that callbacks on a receiver from a different context works.
const foreignObject = vm.runInNewContext('({ fortytwo() { return 42; } })');
assert.strictEqual(42, makeCallback(foreignObject, 'fortytwo'));
*/
// Check that the callback is made in the context of the receiver.
const target = vm.runInNewContext(`
(function($Object) {
if (Object === $Object)
throw new Error('bad');
return Object;
})
`);
assert.notStrictEqual(Object, makeCallback(process, target, Object));
// Runs in inner context.
const forward = vm.runInNewContext(`
(function(forward) {
return forward(Object);
})
`);
// Runs in outer context.
function endpoint($Object) {
if (Object === $Object)
throw new Error('bad');
return Object;
}
assert.strictEqual(Object, makeCallback(process, forward, endpoint));
// Check async hooks integration using async context.
const hook_result = {
id: null,
init_called: false,
before_called: false,
after_called: false,
destroy_called: false,
};
const test_hook = async_hooks.createHook({
init: (id, type) => {
if (type === 'test') {
hook_result.id = id;
hook_result.init_called = true;
}
},
before: (id) => {
if (id === hook_result.id) hook_result.before_called = true;
},
after: (id) => {
if (id === hook_result.id) hook_result.after_called = true;
},
destroy: (id) => {
if (id === hook_result.id) hook_result.destroy_called = true;
},
});
test_hook.enable();
makeCallback(process, function() {});
assert.strictEqual(hook_result.init_called, true);
assert.strictEqual(hook_result.before_called, true);
assert.strictEqual(hook_result.after_called, true);
setImmediate(() => {
assert.strictEqual(hook_result.destroy_called, true);
test_hook.disable();
});