@softchef/cdk-iot-device-management
Version:
IoT device management is composed of things, thing types, thing groups, jobs, files API services. The constructs can be used independently, that are based on full-managed service to create an API Gateway & Lambda function.
35 lines (34 loc) • 1.19 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.MockEventMessageSource = void 0;
const stream_1 = require("stream");
class MockEventMessageSource extends stream_1.Readable {
constructor(options) {
super(options);
this.readCount = 0;
this.data = Buffer.concat(options.messages);
this.emitSize = options.emitSize;
this.throwError = options.throwError;
}
_read() {
const self = this;
if (this.readCount === this.data.length) {
if (this.throwError) {
process.nextTick(function () {
self.emit("error", new Error("Throwing an error!"));
});
return;
}
else {
this.push(null);
return;
}
}
const bytesLeft = this.data.length - this.readCount;
const numBytesToSend = Math.min(bytesLeft, this.emitSize);
const chunk = this.data.slice(this.readCount, this.readCount + numBytesToSend);
this.readCount += numBytesToSend;
this.push(chunk);
}
}
exports.MockEventMessageSource = MockEventMessageSource;