hana-cli/tests/routes/webSocket.Test.js

HANA Developer Command Line Interface

// @ts-nocheck
/**
 * @module Routes WebSocket Tests - Integration tests for WebSocket routes with mocked requests/responses
 */

import { assert } from '../base.js'
import express from 'express'
import { route } from '../../routes/webSocket.js'
import { createServer } from 'http'

describe('WebSocket Route Integration Tests', function () {
    let app
    let server

    beforeEach(function () {
        app = express()
        server = createServer(app)
    })

    afterEach(function (done) {
        if (server && server.listening) {
            server.close(done)
        } else {
            done()
        }
    })

    describe('Route Registration', function () {
        it('should register WebSocket routes without errors', function () {
            assert.doesNotThrow(() => {
                route(app, server)
            })
        })

        it('should export a route function', function () {
            assert.strictEqual(typeof route, 'function')
        })

        it('should accept app and server parameters', function () {
            assert.strictEqual(route.length, 2, 'route should accept 2 parameters')
        })
    })

    describe('WebSocket Server Setup', function () {
        it('should initialize WebSocket server', function () {
            route(app, server)
            
            // Server should have upgrade listener
            const upgradeListeners = server.listeners('upgrade')
            assert.ok(upgradeListeners.length > 0, 'Server should have upgrade event listeners')
        })

        it('should configure WebSocket path', function () {
            route(app, server)
            
            // Should not throw during WebSocket setup
            assert.ok(server, 'Server should still be valid')
        })

        it('should handle WebSocket server creation', function () {
            let error = null
            
            try {
                route(app, server)
            } catch (e) {
                error = e
            }
            
            assert.strictEqual(error, null, 'Should not throw during WebSocket setup')
        })
    })

    describe('Error Handling', function () {
        it('should handle invalid server parameter gracefully', function () {
            // Test with mock server that has minimal interface
            const minimalServer = {
                on: function () {},
                listeners: function () { return [] }
            }
            
            assert.doesNotThrow(() => {
                route(app, minimalServer)
            })
        })
    })

    describe('Integration', function () {
        it('should work with fresh express instance', function (done) {
            const newApp = express()
            const newServer = createServer(newApp)
            
            assert.doesNotThrow(() => {
                route(newApp, newServer)
            })
            
            // Clean up the server
            if (newServer.listening) {
                newServer.close(done)
            } else {
                done()
            }
        })

        it('should not throw errors during setup', function () {
            let error = null
            
            try {
                route(app, server)
            } catch (e) {
                error = e
            }
            
            assert.strictEqual(error, null, 'Should not throw errors during setup')
        })

        it('should configure both HTTP and WebSocket', function () {
            route(app, server)
            
            // WebSocket upgrade listener should exist
            const upgradeListeners = server.listeners('upgrade')
            assert.ok(upgradeListeners.length > 0, 'WebSocket upgrade listener should be configured')
        })
    })

    describe('Server Configuration', function () {
        it('should accept http server instance', function (done) {
            const httpServer = createServer(app)
            
            assert.doesNotThrow(() => {
                route(app, httpServer)
            })
            
            // Clean up the server
            if (httpServer.listening) {
                httpServer.close(done)
            } else {
                done()
            }
        })

        it('should configure upgrade handler', function () {
            route(app, server)
            
            const listeners = server.listeners('upgrade')
            assert.ok(listeners.length > 0, 'Should have upgrade event handler')
        })
    })
})