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index.js
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index.js
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const path = require('path');
const fs = require('fs');
const { BeforeAll, After, AfterAll, Given, When, Then, setDefaultTimeout } = require('cucumber');
const XMLHttpRequest = require("xmlhttprequest").XMLHttpRequest;
const ServerMock = require("mock-http-server");
const getSteps = require("./steps");
const cucumberPath = path.dirname(__dirname);
setDefaultTimeout(60000);
BeforeAll(async function () {
// You can use this hook to write code that will run one time before all scenarios,
// before even the Background steps
createIndexerMockServers();
createAlgodV2MockServers();
});
After(async function () {
// this code is run after each individual scenario
resetIndexerMockServers();
resetAlgodV2MockServers();
});
AfterAll(async function () {
// this cleanup code is run after all scenarios are done
cleanupIndexerMockServers();
cleanupAlgodV2MockServers();
});
let algodMockServerResponder;
let indexerMockServerResponder;
let algodMockServerPathRecorder;
let indexerMockServerPathRecorder;
const stepOptions = {
algod_token: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
kmd_token: "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
mockAlgodResponderPort: 31337,
mockAlgodResponderHost: "localhost",
mockIndexerResponderPort: 31338,
mockIndexerResponderHost: "localhost",
mockAlgodPathRecorderPort: 31339,
mockAlgodPathRecorderHost: "localhost",
mockIndexerPathRecorderPort: 31340,
mockIndexerPathRecorderHost: "localhost"
};
function createIndexerMockServers() {
indexerMockServerResponder = new ServerMock({ host: stepOptions.mockIndexerResponderHost, port: stepOptions.mockIndexerResponderPort });
indexerMockServerResponder.start(emptyFunctionForMockServer);
indexerMockServerPathRecorder = new ServerMock({host: stepOptions.mockIndexerPathRecorderHost, port: stepOptions.mockIndexerPathRecorderPort});
indexerMockServerPathRecorder.start(emptyFunctionForMockServer);
}
function createAlgodV2MockServers() {
algodMockServerResponder = new ServerMock({host: stepOptions.mockAlgodResponderHost, port: stepOptions.mockAlgodResponderPort});
algodMockServerResponder.start(emptyFunctionForMockServer);
algodMockServerPathRecorder = new ServerMock({host: stepOptions.mockAlgodPathRecorderHost, port: stepOptions.mockAlgodPathRecorderPort});
algodMockServerPathRecorder.start(emptyFunctionForMockServer);
}
function resetIndexerMockServers() {
if (indexerMockServerPathRecorder != undefined) {
indexerMockServerPathRecorder.reset();
}
if (indexerMockServerResponder != undefined) {
indexerMockServerResponder.reset();
}
}
function resetAlgodV2MockServers() {
if (algodMockServerPathRecorder != undefined) {
algodMockServerPathRecorder.reset();
}
if (algodMockServerResponder != undefined) {
algodMockServerResponder.reset();
}
}
function cleanupIndexerMockServers() {
if (indexerMockServerPathRecorder != undefined) {
indexerMockServerPathRecorder.stop(emptyFunctionForMockServer);
}
if (indexerMockServerResponder != undefined) {
indexerMockServerResponder.stop(emptyFunctionForMockServer);
}
}
function cleanupAlgodV2MockServers() {
if (algodMockServerPathRecorder != undefined) {
algodMockServerPathRecorder.stop(emptyFunctionForMockServer);
}
if (algodMockServerResponder != undefined) {
algodMockServerResponder.stop(emptyFunctionForMockServer);
}
}
function emptyFunctionForMockServer() {}
const corsHeaders = {
"Access-Control-Allow-Origin": "*",
"Access-Control-Allow-Methods": "OPTIONS, POST, GET",
"Access-Control-Allow-Headers": "X-Algo-API-Token, X-Indexer-API-Token, Content-Type",
"Access-Control-Max-Age": 2592000
};
function setupMockServerForResponses(fileName, jsonDirectory, mockServer) {
const resultString = fs.readFileSync(path.join(cucumberPath, 'features', 'resources', jsonDirectory, fileName)).toString();
let headers = corsHeaders; // example headers: { "content-type": "application/json" }
let body; // example body: JSON.stringify({ hello: "world" }
if (fileName.endsWith("json")) {
headers = Object.assign({ "content-type": "application/json" }, corsHeaders);
body = resultString;
}
if (fileName.endsWith("base64")) {
headers = Object.assign({ "content-type": "application/msgpack"}, corsHeaders);
body = Buffer.from(resultString, 'base64');
}
let statusCode = 200;
if (fileName.indexOf("Error") > -1) {
statusCode = 500;
}
mockServer.on({
method: 'OPTIONS',
path: '*',
reply: {
status: 204,
headers: corsHeaders
}
})
mockServer.on({
method: 'GET',
path: '*',
reply: {
status: statusCode,
headers: headers,
body: body
}
});
mockServer.on({
method: 'POST',
path: '*',
reply: {
status: statusCode,
headers: headers,
body: body
}
});
return body;
}
function setupMockServerForPaths(mockServer) {
mockServer.on({
method: 'OPTIONS',
path: '*',
reply: {
headers: corsHeaders,
status: 204,
}
});
mockServer.on({
method: 'GET',
path: '*',
reply: {
headers: corsHeaders,
status: 200,
}
});
mockServer.on({
method: 'POST',
path: '*',
reply: {
headers: corsHeaders,
status: 200,
}
});
}
const steps = getSteps(stepOptions);
for (const name of Object.keys(steps.given)) {
const fn = steps.given[name];
if (name === "mock http responses in {string} loaded from {string}") {
Given(name, function (fileName, jsonDirectory) {
const body1 = setupMockServerForResponses(fileName, jsonDirectory, algodMockServerResponder);
const body2 = setupMockServerForResponses(fileName, jsonDirectory, indexerMockServerResponder);
fn.call(this, body2 || body1);
});
} else if (name === "mock http responses in {string} loaded from {string} with status {int}.") {
Given(name, function (fileName, jsonDirectory, status) {
const body1 = setupMockServerForResponses(fileName, jsonDirectory, algodMockServerResponder);
const body2 = setupMockServerForResponses(fileName, jsonDirectory, indexerMockServerResponder);
fn.call(this, body2 || body1, status);
});
} else if (name === "mock server recording request paths") {
Given(name, function () {
setupMockServerForPaths(algodMockServerPathRecorder);
setupMockServerForPaths(indexerMockServerPathRecorder);
fn.call(this);
});
} else {
Given(name, fn);
}
}
for (const name of Object.keys(steps.when)) {
const fn = steps.when[name];
When(name, fn);
}
for (const name of Object.keys(steps.then)) {
const fn = steps.then[name];
if (name === "expect the path used to be {string}") {
Then(name, function (expectedRequestPath) {
// get all requests the mockservers have seen since reset
const algodSeenRequests = algodMockServerPathRecorder.requests().map(req => req.url);
const indexerSeenRequests = indexerMockServerPathRecorder.requests().map(req => req.url);
fn.call(this, algodSeenRequests, indexerSeenRequests, expectedRequestPath);
});
} else if (name === "we expect the path used to be {string}") {
Then(name, function (expectedRequestPath) {
// get all requests the mockservers have seen since reset
const algodSeenRequests = algodMockServerPathRecorder.requests().map(req => req.url);
const indexerSeenRequests = indexerMockServerPathRecorder.requests().map(req => req.url);
fn.call(this, algodSeenRequests, indexerSeenRequests, expectedRequestPath);
});
} else {
Then(name, fn);
}
}