@tensorflow/tfjs-core
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Hardware-accelerated JavaScript library for machine intelligence
155 lines • 8.46 kB
JavaScript
;
/**
* @license
* Copyright 2019 Google LLC. All Rights Reserved.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* =============================================================================
*/
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var _this = this;
Object.defineProperty(exports, "__esModule", { value: true });
var environment_1 = require("../environment");
var jasmine_util_1 = require("../jasmine_util");
var platform_node = require("./platform_node");
var platform_node_1 = require("./platform_node");
jasmine_util_1.describeWithFlags('PlatformNode', jasmine_util_1.NODE_ENVS, function () {
it('fetch should use global.fetch if defined', function () { return __awaiter(_this, void 0, void 0, function () {
var globalFetch, platform;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
globalFetch = environment_1.ENV.global.fetch;
spyOn(environment_1.ENV.global, 'fetch').and.returnValue(function () { });
platform = new platform_node_1.PlatformNode();
return [4 /*yield*/, platform.fetch('test/url', { method: 'GET' })];
case 1:
_a.sent();
expect(environment_1.ENV.global.fetch).toHaveBeenCalledWith('test/url', { method: 'GET' });
environment_1.ENV.global.fetch = globalFetch;
return [2 /*return*/];
}
});
}); });
it('fetch should use node-fetch with ENV.global.fetch is null', function () { return __awaiter(_this, void 0, void 0, function () {
var globalFetch, platform, savedFetch, testFetch;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
globalFetch = environment_1.ENV.global.fetch;
environment_1.ENV.global.fetch = null;
platform = new platform_node_1.PlatformNode();
savedFetch = platform_node.systemFetch;
// Null out the system fetch so we force it to require node-fetch.
// @ts-ignore
platform_node.systemFetch = null;
testFetch = { fetch: function (url, init) { } };
// Mock the actual fetch call.
spyOn(testFetch, 'fetch').and.returnValue(function () { });
// Mock the import to override the real require of node-fetch.
spyOn(platform_node.getNodeFetch, 'importFetch')
.and.callFake(function () { return function (url, init) {
return testFetch.fetch(url, init);
}; });
return [4 /*yield*/, platform.fetch('test/url', { method: 'GET' })];
case 1:
_a.sent();
expect(platform_node.getNodeFetch.importFetch).toHaveBeenCalled();
expect(testFetch.fetch).toHaveBeenCalledWith('test/url', { method: 'GET' });
// @ts-ignore
platform_node.systemFetch = savedFetch;
environment_1.ENV.global.fetch = globalFetch;
return [2 /*return*/];
}
});
}); });
it('now should use process.hrtime', function () { return __awaiter(_this, void 0, void 0, function () {
var time;
return __generator(this, function (_a) {
time = [100, 200];
spyOn(process, 'hrtime').and.returnValue(time);
expect(environment_1.ENV.platform.now()).toEqual(time[0] * 1000 + time[1] / 1000000);
return [2 /*return*/];
});
}); });
it('encodeUTF8 single string', function () {
var platform = new platform_node_1.PlatformNode();
var bytes = platform.encode('hello', 'utf-8');
expect(bytes.length).toBe(5);
expect(bytes).toEqual(new Uint8Array([104, 101, 108, 108, 111]));
});
it('encodeUTF8 two strings delimited', function () {
var platform = new platform_node_1.PlatformNode();
var bytes = platform.encode('hello\x00world', 'utf-8');
expect(bytes.length).toBe(11);
expect(bytes).toEqual(new Uint8Array([104, 101, 108, 108, 111, 0, 119, 111, 114, 108, 100]));
});
it('encodeUTF8 cyrillic', function () {
var platform = new platform_node_1.PlatformNode();
var bytes = platform.encode('Здраво', 'utf-8');
expect(bytes.length).toBe(12);
expect(bytes).toEqual(new Uint8Array([208, 151, 208, 180, 209, 128, 208, 176, 208, 178, 208, 190]));
});
it('decode single string', function () {
var platform = new platform_node_1.PlatformNode();
var s = platform.decode(new Uint8Array([104, 101, 108, 108, 111]), 'utf8');
expect(s.length).toBe(5);
expect(s).toEqual('hello');
});
it('decode two strings delimited', function () {
var platform = new platform_node_1.PlatformNode();
var s = platform.decode(new Uint8Array([104, 101, 108, 108, 111, 0, 119, 111, 114, 108, 100]), 'utf8');
expect(s.length).toBe(11);
expect(s).toEqual('hello\x00world');
});
it('decode cyrillic', function () {
var platform = new platform_node_1.PlatformNode();
var s = platform.decode(new Uint8Array([208, 151, 208, 180, 209, 128, 208, 176, 208, 178, 208, 190]), 'utf8');
expect(s.length).toBe(6);
expect(s).toEqual('Здраво');
});
});
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