86 lines
2.3 KiB
JavaScript
86 lines
2.3 KiB
JavaScript
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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import sinon from 'sinon/pkg/sinon';
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import mockedResponses from '../../../test/mocked-responses.json';
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class FakeRpcServer {
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constructor () {
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this.xhr = null;
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this.middlewares = [];
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}
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start () {
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this.xhr = sinon.useFakeXMLHttpRequest();
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this.xhr.onCreate = this.handleRequest;
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return () => this.xhr.restore();
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}
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simpleRpc (rpcMethod, result) {
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this.rpc(rpcMethod, req => result);
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}
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rpc (rpcMethod, middleware) {
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this.middlewares.unshift({
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rpcMethod, middleware
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});
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}
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handleRequest = req => {
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setTimeout(() => {
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req.body = JSON.parse(req.requestBody);
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const middlewaresForMethod = this.middlewares
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.filter(m => m.rpcMethod === req.body.method);
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const response = middlewaresForMethod
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.map(m => m.middleware)
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.reduce((replied, middleware) => {
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if (replied) {
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return replied;
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}
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return middleware(req);
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}, false);
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if (!response) {
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return req.respond(405, {
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'Content-Type': 'application/json'
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}, JSON.stringify({
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jsonrpc: '2.0',
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id: req.body.id,
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result: null
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}));
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}
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return req.respond(200, {
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'Content-Type': 'application/json'
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}, JSON.stringify({
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jsonrpc: '2.0',
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id: req.body.id,
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result: response
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}));
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});
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}
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}
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const fakeRpc = new FakeRpcServer();
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fakeRpc.start();
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mockedResponses.rpc.forEach(method => fakeRpc.simpleRpc(method.name, method.response));
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// export fakeRpc to mock stuff in tests
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window.fakeRpc = fakeRpc;
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