happy-client/clientstresstest.js

A JavaScript client to interact with Happy backend.

const HappyClient = require('./client');
const uuidv5 = require('uuid/v5');
const uuidv1 = require('uuid/v1');
const dotenv = require('dotenv');
dotenv.config();
const happy_fhir_url = process.env.HAPPY_FHIR_URL;
const happy_backend_url = process.env.HAPPY_BACKEND_URL;
const client = new HappyClient(happy_backend_url, happy_fhir_url);
const faker = require('faker');
faker.locale = "de";


function uuid() {
    return uuidv5("Unit test", uuidv1()).replace("-", "") + uuidv5("Unit test", uuidv1()).replace("-", "") + uuidv5("Unit test", uuidv1()).replace("-", "");
}


async function stress_test(patient_numbers, practitioner_numbers, resource_numbers, reading_requests) {
    const patient_infos = [];
    const practitioner_infos = [];

    for (let i = 0; i < patient_numbers; i++) {
        const userName = uuid();
        const password = uuid();
        await client.registerPatient(uuid(), // City
            uuid(), // Country
            uuid(), // Postal code
            uuid(), // State
            uuid(), // Text
            "1970-01-01",
            false,
            uuid(), // Family
            "unknown",
            uuid(), // Given
            uuid(), // Telecom
            uuid(), // Email
            uuid(), // Insurance
            uuid(), // Pension
            userName,
            password).then(async function (response) {
            patient_infos.push({
                "userName": userName,
                "password": password,
                "fhirReference": response.data.fhirReference,
                "fhirResourceId": response.data.fhirResourceId
            });
            console.log("Created new test patient at: " + response.data.fhirReference);
        });
    }

    for (let i = 0; i < practitioner_numbers; i++) {
        const userName = uuid();
        const password = uuid();
        await client.registerPractitioner(uuid(), // City
            uuid(), // Country
            uuid(), // Postal code
            uuid(), // State
            uuid(), // Text
            "1970-01-01",
            false,
            uuid(), // Family
            "unknown",
            uuid(), // Given
            uuid(), // Telecom
            uuid(), // Email
            uuid(), // Insurance
            uuid(), // Pension
            userName,
            password).then(async function (response) {
            practitioner_infos.push({
                "userName": userName,
                "password": password,
                "fhirReference": response.data.fhirReference,
                "fhirResourceId": response.data.fhirResourceId
            });
            console.log("Created new test practitioner at: " + response.data.fhirReference);
        });
    }


    for (let index in patient_infos) {
        let user_info = patient_infos[index];
        const userName = user_info.userName;
        const password = user_info.password;
        await client.login(userName, password).then(async function (response) {
            const auth = response.headers.authorization;
            user_info.auth = auth;
            console.log("User logged in and obtained authorization token: " + auth.substring(0, 10));
        });
    }

    for (let i = 0; i < patient_numbers; i++) {
        const patient = patient_infos[i];
        for (let j = 0; j < practitioner_numbers; j++) {
            const practitioner = practitioner_infos[j];
            await client
                .grantAccess(patient.userName, practitioner.userName, true, "1970-01-01", "1980-01-01", patient.auth)
                .then(async function (response) {
                    console.log("Granted access on patient to practitioner: " + response.data);
                });
        }
    }

    for (let k = 0; k < resource_numbers; k++) {
        for (let index in patient_infos) {
            let user_info = patient_infos[index];
            const userName = user_info.userName;
            const password = user_info.password;
            await client.login(userName, password).then(async function (response) {
                const auth = response.headers.authorization;
                user_info.auth = auth;
                console.log("User logged in and obtained authorization token: " + auth.substring(0, 10));
            });
        }

        for (let index in patient_infos) {
            const patient = patient_infos[index];
            const practitioner = practitioner_infos[0];

            let medication_ref = null;
            const medication = client.medicationTemplate(
                "active",
                faker.lorem.sentences(1));
            await client.create(medication,
                "Medication",
                patient.auth)
                .then(function (response) {
                    console.log("Created appointment: " + JSON.stringify(response.data));
                    medication_ref = response.data.resourceType + "/" + response.data.id;
                }).catch(function (error) {
                    console.log("Error");
                });

            console.log(practitioner.auth);

            const medicationDispense = client.medicationDispenseTemplate(patient.fhirReference,
                practitioner.fhirReference,
                "preparation",
                medication_ref,
                faker.date.past(),
                faker.lorem.sentences(3),
                faker.lorem.sentences(3));
            await client.create(medicationDispense,
                "MedicationDispense",
                patient.auth)
                .then(function (response) {
                    console.log("Created medication dispense: " + JSON.stringify(response.data));
                }).catch(function (error) {
                    console.log("Error");
                });


            const appointment = client.appointmentTemplate(
                patient.fhirReference,
                practitioner.fhirReference,
                "proposed",
                faker.lorem.sentences(1),
                faker.date.past(),
                faker.lorem.sentences(3));
            await client.create(appointment,
                "Appointment",
                patient.auth)
                .then(function (response) {
                    console.log("Created appointment: " + JSON.stringify(response.data));
                }).catch(function (error) {
                    console.log("Error");
                });

            const diagnosticReport = client.diagnosticReportTemplate(
                patient.fhirReference,
                practitioner.fhirReference,
                "final",
                faker.lorem.sentences(3));
            await client.create(diagnosticReport,
                "DiagnosticReport",
                patient.auth)
                .then(function (response) {
                    console.log("Created diagnostic report: " + JSON.stringify(response.data));
                }).catch(function (error) {
                    console.log("Error");
                });

            const encounter = client.encounterTemplate(patient.fhirReference,
                practitioner.fhirReference,
                "planned",
                faker.date.past(),
                faker.date.future(),
                faker.lorem.sentences(3));
            await client.create(encounter,
                "Encounter",
                patient.auth).then(function (response) {
                console.log("Created encounter: " + JSON.stringify(response.data));
            }).catch(function (error) {
                console.log("Error");
            });

            const procedure = client.procedureTemplate(patient.fhirReference,
                practitioner.fhirReference,
                "preparation",
                faker.date.past(),
                faker.lorem.sentences(1),
                faker.lorem.sentences(3));
            await client.create(procedure,
                "Procedure",
                patient.auth).then(function (response) {
                console.log("Created procedure: " + JSON.stringify(response.data));
            }).catch(function (error) {
                console.log("Error");
            });

            const composition = client.compositionTemplate(patient.fhirReference,
                "superseded",
                faker.date.past(),
                faker.lorem.sentences(1),
                faker.lorem.sentences(3));
            await client.create(composition,
                "Composition",
                patient.auth).then(function (response) {
                console.log("Created composition: " + JSON.stringify(response.data));
            }).catch(function (error) {
                console.log("Error");
            });
        }

        for (let j = 0; j < reading_requests; j++) {
            for (let index in patient_infos) {
                const user_info = patient_infos[index];
                await client.readPatientEverything(user_info.fhirResourceId, user_info.auth).then(function (response) {
                    console.log(response.data);
                });
            }
        }
    }
}

stress_test(1, 1, 1, 0);

module.exports = stress_test;