added jest config and tests for util classes

jest.config.ts

@@ -0,0 +1,210 @@
+/**
+ * For a detailed explanation regarding each configuration property, visit:
+ * https://jestjs.io/docs/configuration
+ */
+
+import type {Config} from 'jest';
+import nextJest from 'next/jest.js'
+
+const createJestConfig = nextJest({
+  // Provide the path to your Next.js app to load next.config.js and .env files in your test environment
+  dir: './',
+})
+
+const config: Config = {
+  // All imported modules in your tests should be mocked automatically
+  // automock: false,
+
+  // Stop running tests after `n` failures
+  // bail: 0,
+
+  // The directory where Jest should store its cached dependency information
+  // cacheDirectory: "/tmp/jest_rs",
+
+  // Automatically clear mock calls, instances, contexts and results before every test
+  clearMocks: true,
+
+  // Indicates whether the coverage information should be collected while executing the test
+  collectCoverage: true,
+
+  // An array of glob patterns indicating a set of files for which coverage information should be collected
+  // collectCoverageFrom: undefined,
+
+  // The directory where Jest should output its coverage files
+  coverageDirectory: "coverage",
+
+  // An array of regexp pattern strings used to skip coverage collection
+  // coveragePathIgnorePatterns: [
+  //   "/node_modules/"
+  // ],
+
+  // Indicates which provider should be used to instrument code for coverage
+  coverageProvider: "v8",
+  testEnvironment: 'jsdom',
+  moduleNameMapper: {
+    // ...
+    '^@/(.*)$': '<rootDir>/src/$1',
+  }
+
+  // A list of reporter names that Jest uses when writing coverage reports
+  // coverageReporters: [
+  //   "json",
+  //   "text",
+  //   "lcov",
+  //   "clover"
+  // ],
+
+  // An object that configures minimum threshold enforcement for coverage results
+  // coverageThreshold: undefined,
+
+  // A path to a custom dependency extractor
+  // dependencyExtractor: undefined,
+
+  // Make calling deprecated APIs throw helpful error messages
+  // errorOnDeprecated: false,
+
+  // The default configuration for fake timers
+  // fakeTimers: {
+  //   "enableGlobally": false
+  // },
+
+  // Force coverage collection from ignored files using an array of glob patterns
+  // forceCoverageMatch: [],
+
+  // A path to a module which exports an async function that is triggered once before all test suites
+  // globalSetup: undefined,
+
+  // A path to a module which exports an async function that is triggered once after all test suites
+  // globalTeardown: undefined,
+
+  // A set of global variables that need to be available in all test environments
+  // globals: {},
+
+  // The maximum amount of workers used to run your tests. Can be specified as % or a number. E.g. maxWorkers: 10% will use 10% of your CPU amount + 1 as the maximum worker number. maxWorkers: 2 will use a maximum of 2 workers.
+  // maxWorkers: "50%",
+
+  // An array of directory names to be searched recursively up from the requiring module's location
+  // moduleDirectories: [
+  //   "node_modules"
+  // ],
+
+  // An array of file extensions your modules use
+  // moduleFileExtensions: [
+  //   "js",
+  //   "mjs",
+  //   "cjs",
+  //   "jsx",
+  //   "ts",
+  //   "tsx",
+  //   "json",
+  //   "node"
+  // ],
+
+  // A map from regular expressions to module names or to arrays of module names that allow to stub out resources with a single module
+  // moduleNameMapper: {},
+
+  // An array of regexp pattern strings, matched against all module paths before considered 'visible' to the module loader
+  // modulePathIgnorePatterns: [],
+
+  // Activates notifications for test results
+  // notify: false,
+
+  // An enum that specifies notification mode. Requires { notify: true }
+  // notifyMode: "failure-change",
+
+  // A preset that is used as a base for Jest's configuration
+  // preset: undefined,
+
+  // Run tests from one or more projects
+  // projects: undefined,
+
+  // Use this configuration option to add custom reporters to Jest
+  // reporters: undefined,
+
+  // Automatically reset mock state before every test
+  // resetMocks: false,
+
+  // Reset the module registry before running each individual test
+  // resetModules: false,
+
+  // A path to a custom resolver
+  // resolver: undefined,
+
+  // Automatically restore mock state and implementation before every test
+  // restoreMocks: false,
+
+  // The root directory that Jest should scan for tests and modules within
+  // rootDir: undefined,
+
+  // A list of paths to directories that Jest should use to search for files in
+  // roots: [
+  //   "<rootDir>"
+  // ],
+
+  // Allows you to use a custom runner instead of Jest's default test runner
+  // runner: "jest-runner",
+
+  // The paths to modules that run some code to configure or set up the testing environment before each test
+  // setupFiles: [],
+
+  // A list of paths to modules that run some code to configure or set up the testing framework before each test
+  // setupFilesAfterEnv: [],
+
+  // The number of seconds after which a test is considered as slow and reported as such in the results.
+  // slowTestThreshold: 5,
+
+  // A list of paths to snapshot serializer modules Jest should use for snapshot testing
+  // snapshotSerializers: [],
+
+  // The test environment that will be used for testing
+  // testEnvironment: "jest-environment-node",
+
+  // Options that will be passed to the testEnvironment
+  // testEnvironmentOptions: {},
+
+  // Adds a location field to test results
+  // testLocationInResults: false,
+
+  // The glob patterns Jest uses to detect test files
+  // testMatch: [
+  //   "**/__tests__/**/*.[jt]s?(x)",
+  //   "**/?(*.)+(spec|test).[tj]s?(x)"
+  // ],
+
+  // An array of regexp pattern strings that are matched against all test paths, matched tests are skipped
+  // testPathIgnorePatterns: [
+  //   "/node_modules/"
+  // ],
+
+  // The regexp pattern or array of patterns that Jest uses to detect test files
+  // testRegex: [],
+
+  // This option allows the use of a custom results processor
+  // testResultsProcessor: undefined,
+
+  // This option allows use of a custom test runner
+  // testRunner: "jest-circus/runner",
+
+  // A map from regular expressions to paths to transformers
+  // transform: undefined,
+
+  // An array of regexp pattern strings that are matched against all source file paths, matched files will skip transformation
+  // transformIgnorePatterns: [
+  //   "/node_modules/",
+  //   "\\.pnp\\.[^\\/]+$"
+  // ],
+
+  // An array of regexp pattern strings that are matched against all modules before the module loader will automatically return a mock for them
+  // unmockedModulePathPatterns: undefined,
+
+  // Indicates whether each individual test should be reported during the run
+  // verbose: undefined,
+
+  // An array of regexp patterns that are matched against all source file paths before re-running tests in watch mode
+  // watchPathIgnorePatterns: [],
+
+  // Whether to use watchman for file crawling
+  // watchman: true,
+};
+
+export default createJestConfig(config)

package.json

@@ -12,7 +12,8 @@
     "prisma-generate-build": "npx prisma generate && node ./fix-wrong-zod-imports.js",
     "prisma-migrate": "bunx prisma migrate dev --name migration",
     "prisma-deploy": "bunx prisma migrate deploy",
-    "lint": "next lint"
+    "lint": "next lint",
+    "test": "jest"
   },
   "dependencies": {
     "@hookform/resolvers": "^3.9.0",
@@ -74,6 +75,11 @@
     "zustand": "^5.0.1"
   },
   "devDependencies": {
+    "@testing-library/dom": "^10.4.0",
+    "@testing-library/jest-dom": "^6.6.3",
+    "@testing-library/react": "^16.1.0",
+    "@types/jest": "^29.5.14",
+    "@types/mocha": "^10.0.10",
     "@types/node": "^22.7.9",
     "@types/nodemailer": "^6.4.16",
     "@types/react": "^18.3.12",
@@ -81,6 +87,8 @@
     "@types/xml2js": "^0.4.14",
     "eslint": "^9.13.0",
     "eslint-config-next": "14.2.15",
+    "jest": "^29.7.0",
+    "jest-environment-jsdom": "^29.7.0",
     "postcss": "^8.4.47",
     "tailwindcss": "^3.4.14",
     "typescript": "^5.6.3",

src/__tests__/frontend/utils/form.utils.test.ts

@@ -0,0 +1,51 @@
+
+import { FormUtils } from "@/frontend/utils/form.utilts";
+import { ServerActionResult } from "@/shared/model/server-action-error-return.model";
+import { UseFormReturn } from "react-hook-form";
+import { z } from "zod";
+
+describe('FormUtils', () => {
+    describe('mapValidationErrorsToForm', () => {
+        it('should clear existing errors and set new errors from state', () => {
+            const mockForm: UseFormReturn<any> = {
+                clearErrors: jest.fn(),
+                setError: jest.fn(),
+            } as any;
+
+            const state = {
+                data: undefined,
+                message: undefined,
+                status: 'error',
+                errors: {
+                    name: ['Name is required'],
+                    email: ['Email is invalid']
+                }
+            } as ServerActionResult<any, any>;
+
+            FormUtils.mapValidationErrorsToForm(state, mockForm);
+
+            expect(mockForm.clearErrors).toHaveBeenCalled();
+            expect(mockForm.setError).toHaveBeenCalledWith('name', { type: 'manual', message: 'Name is required' });
+            expect(mockForm.setError).toHaveBeenCalledWith('email', { type: 'manual', message: 'Email is invalid' });
+        });
+
+        it('should not set errors if state has no errors', () => {
+            const mockForm: UseFormReturn<any> = {
+                clearErrors: jest.fn(),
+                setError: jest.fn(),
+            } as any;
+
+            const state = {
+                data: undefined,
+                message: undefined,
+                status: 'error',
+                errors: {}
+            } as ServerActionResult<any, any>;
+
+            FormUtils.mapValidationErrorsToForm(state, mockForm);
+
+            expect(mockForm.clearErrors).toHaveBeenCalled();
+            expect(mockForm.setError).not.toHaveBeenCalled();
+        });
+    });
+});

src/__tests__/frontend/utils/format.utils.test.ts

@@ -0,0 +1,78 @@
+
+import { formatDate, formatDateTime, formatTime } from '@/frontend/utils/format.utils';
+import { formatInTimeZone } from 'date-fns-tz';
+
+jest.mock('date-fns-tz', () => ({
+    formatInTimeZone: jest.fn(),
+}));
+
+describe('format.utils', () => {
+    const mockDate = new Date('2023-10-10T10:10:10Z');
+
+    beforeEach(() => {
+        jest.clearAllMocks();
+    });
+
+    describe('formatDate', () => {
+        it('should return formatted date string for valid date', () => {
+            (formatInTimeZone as jest.Mock).mockReturnValue('10.10.2023');
+            const result = formatDate(mockDate);
+            expect(result).toBe('10.10.2023');
+            expect(formatInTimeZone).toHaveBeenCalledWith(mockDate, 'Europe/Zurich', 'dd.MM.yyyy');
+        });
+
+        it('should return empty string for undefined date', () => {
+            const result = formatDate(undefined);
+            expect(result).toBe('');
+            expect(formatInTimeZone).not.toHaveBeenCalled();
+        });
+
+        it('should return empty string for null date', () => {
+            const result = formatDate(null);
+            expect(result).toBe('');
+            expect(formatInTimeZone).not.toHaveBeenCalled();
+        });
+    });
+
+    describe('formatDateTime', () => {
+        it('should return formatted date-time string for valid date', () => {
+            (formatInTimeZone as jest.Mock).mockReturnValue('10.10.2023 12:10');
+            const result = formatDateTime(mockDate);
+            expect(result).toBe('10.10.2023 12:10');
+            expect(formatInTimeZone).toHaveBeenCalledWith(mockDate, 'Europe/Zurich', 'dd.MM.yyyy HH:mm');
+        });
+
+        it('should return empty string for undefined date', () => {
+            const result = formatDateTime(undefined);
+            expect(result).toBe('');
+            expect(formatInTimeZone).not.toHaveBeenCalled();
+        });
+
+        it('should return empty string for null date', () => {
+            const result = formatDateTime(null);
+            expect(result).toBe('');
+            expect(formatInTimeZone).not.toHaveBeenCalled();
+        });
+    });
+
+    describe('formatTime', () => {
+        it('should return formatted time string for valid date', () => {
+            (formatInTimeZone as jest.Mock).mockReturnValue('12:10');
+            const result = formatTime(mockDate);
+            expect(result).toBe('12:10');
+            expect(formatInTimeZone).toHaveBeenCalledWith(mockDate, 'Europe/Zurich', 'HH:mm');
+        });
+
+        it('should return empty string for undefined date', () => {
+            const result = formatTime(undefined);
+            expect(result).toBe('');
+            expect(formatInTimeZone).not.toHaveBeenCalled();
+        });
+
+        it('should return empty string for null date', () => {
+            const result = formatTime(null);
+            expect(result).toBe('');
+            expect(formatInTimeZone).not.toHaveBeenCalled();
+        });
+    });
+});

src/__tests__/frontend/utils/toast.utils.test.ts

@@ -0,0 +1,73 @@
+import { Toast } from '../../../frontend/utils/toast.utils';
+import { toast } from 'sonner';
+import { ServerActionResult } from "@/shared/model/server-action-error-return.model";
+
+jest.mock('sonner', () => ({
+    toast: {
+        promise: jest.fn()
+    }
+}));
+
+describe('Toast', () => {
+    describe('fromAction', () => {
+        it('should resolve with success message when action is successful', async () => {
+            const action = jest.fn().mockResolvedValue({ status: 'success', message: 'Success' } as ServerActionResult<any, any>);
+            const defaultSuccessMessage = 'Operation successful';
+
+            (toast.promise as jest.Mock).mockImplementation(async (actionFn, { success }) => {
+                const result = await actionFn();
+                return success(result);
+            });
+
+            const result = await Toast.fromAction(action, defaultSuccessMessage);
+
+            expect(result).toEqual({ status: 'success', message: 'Success' });
+            expect(toast.promise).toHaveBeenCalled();
+        });
+
+        it('should reject with error message when action fails', async () => {
+            const action = jest.fn().mockResolvedValue({ status: 'error', message: 'Failure' } as ServerActionResult<any, any>);
+
+            (toast.promise as jest.Mock).mockImplementation(async (actionFn, { error }) => {
+                try {
+                    await actionFn();
+                } catch (err) {
+                    return error(err);
+                }
+            });
+
+            await expect(Toast.fromAction(action)).rejects.toThrow('Failure');
+            expect(toast.promise).toHaveBeenCalled();
+        });
+
+        it('should reject with unknown error message when action throws an error', async () => {
+            const action = jest.fn().mockRejectedValue(new Error('Some error'));
+
+            (toast.promise as jest.Mock).mockImplementation(async (actionFn, { error }) => {
+                try {
+                    await actionFn();
+                } catch (err) {
+                    return error(err);
+                }
+            });
+
+            await expect(Toast.fromAction(action)).rejects.toThrow('Some error');
+            expect(toast.promise).toHaveBeenCalled();
+        });
+
+        it('should use default success message when action is successful and no message is provided', async () => {
+            const action = jest.fn().mockResolvedValue({ status: 'success' } as ServerActionResult<any, any>);
+            const defaultSuccessMessage = 'Operation successful';
+
+            (toast.promise as jest.Mock).mockImplementation(async (actionFn, { success }) => {
+                const result = await actionFn();
+                return success(result);
+            });
+
+            const result = await Toast.fromAction(action, defaultSuccessMessage);
+
+            expect(result).toEqual({ status: 'success' });
+            expect(toast.promise).toHaveBeenCalled();
+        });
+    });
+});

src/__tests__/server/utils/fs.utils.test.ts

@@ -0,0 +1,106 @@
+import { promises } from 'dns';
+import { FsUtils } from '../../../server/utils/fs.utils';
+import fs from 'fs';
+
+jest.mock('fs', () => ({
+    existsSync: jest.fn(),
+    mkdirSync: jest.fn(),
+    mkdir: jest.fn(),
+    promises: {
+        access: jest.fn(),
+        readdir: jest.fn(),
+        mkdir: jest.fn(),
+        rm: jest.fn()
+    }
+}));
+
+describe('FsUtils', () => {
+    afterEach(() => {
+        jest.clearAllMocks();
+    });
+
+    describe('fileExists', () => {
+        it('should return true if file exists', async () => {
+            (fs.promises.access as jest.Mock).mockResolvedValue(undefined);
+            (fs.constants as any) = { F_OK: 0 };
+            const result = await FsUtils.fileExists('path/to/file');
+            expect(result).toBe(true);
+        });
+
+        it('should return false if file does not exist', async () => {
+            (fs.promises.access as jest.Mock).mockRejectedValue(new Error('File not found'));
+            const result = await FsUtils.fileExists('path/to/file');
+            expect(result).toBe(false);
+        });
+    });
+
+    describe('directoryExists', () => {
+        it('should return true if directory exists', () => {
+            (fs.existsSync as jest.Mock).mockReturnValue(true);
+            const result = FsUtils.directoryExists('path/to/dir');
+            expect(result).toBe(true);
+        });
+
+        it('should return false if directory does not exist', () => {
+            (fs.existsSync as jest.Mock).mockReturnValue(false);
+            const result = FsUtils.directoryExists('path/to/dir');
+            expect(result).toBe(false);
+        });
+    });
+
+    describe('isFolderEmpty', () => {
+        it('should return true if folder is empty', async () => {
+            (fs.promises.readdir as jest.Mock).mockResolvedValue([]);
+            const result = await FsUtils.isFolderEmpty('path/to/dir');
+            expect(result).toBe(true);
+        });
+
+        it('should return false if folder is not empty', async () => {
+            (fs.promises.readdir as jest.Mock).mockResolvedValue(['file1', 'file2']);
+            const result = await FsUtils.isFolderEmpty('path/to/dir');
+            expect(result).toBe(false);
+        });
+    });
+
+    describe('createDirIfNotExists', () => {
+        it('should create directory if it does not exist', () => {
+            (fs.existsSync as jest.Mock).mockReturnValue(false);
+            FsUtils.createDirIfNotExists('path/to/dir');
+            expect(fs.mkdirSync).toHaveBeenCalledWith('path/to/dir', { recursive: false });
+        });
+
+        it('should not create directory if it exists', () => {
+            (fs.existsSync as jest.Mock).mockReturnValue(true);
+            FsUtils.createDirIfNotExists('path/to/dir');
+            expect(fs.mkdirSync).not.toHaveBeenCalled();
+        });
+    });
+
+    describe('createDirIfNotExistsAsync', () => {
+        it('should create directory if it does not exist', async () => {
+            (fs.existsSync as jest.Mock).mockReturnValue(false);
+            await FsUtils.createDirIfNotExistsAsync('path/to/dir');
+            expect(fs.promises.mkdir).toHaveBeenCalledWith('path/to/dir', { recursive: false });
+        });
+
+        it('should not create directory if it exists', async () => {
+            (fs.existsSync as jest.Mock).mockReturnValue(true);
+            await FsUtils.createDirIfNotExistsAsync('path/to/dir');
+            expect(fs.promises.mkdir).not.toHaveBeenCalled();
+        });
+    });
+
+    describe('deleteDirIfExistsAsync', () => {
+        it('should delete directory if it exists', async () => {
+            (fs.existsSync as jest.Mock).mockReturnValue(true);
+            await FsUtils.deleteDirIfExistsAsync('path/to/dir');
+            expect(fs.promises.rm).toHaveBeenCalledWith('path/to/dir', { recursive: false });
+        });
+
+        it('should not delete directory if it does not exist', async () => {
+            (fs.existsSync as jest.Mock).mockReturnValue(false);
+            await FsUtils.deleteDirIfExistsAsync('path/to/dir');
+            expect(fs.promises.rm).not.toHaveBeenCalled();
+        });
+    });
+});

src/__tests__/server/utils/kube-object-name.utils.test.ts

@@ -0,0 +1,93 @@
+import { KubeObjectNameUtils } from '../../../server/utils/kube-object-name.utils';
+
+describe('KubeObjectNameUtils', () => {
+    describe('toSnakeCase', () => {
+        it('should convert camelCase to snake_case', () => {
+            expect(KubeObjectNameUtils.toSnakeCase('camelCaseString')).toBe('camel_case_string');
+        });
+
+        it('should replace spaces with underscores', () => {
+            expect(KubeObjectNameUtils.toSnakeCase('string with spaces')).toBe('string_with_spaces');
+        });
+
+        it('should remove non-alphanumeric characters', () => {
+            expect(KubeObjectNameUtils.toSnakeCase('string with-special#chars!')).toBe('string_withspecialchars');
+        });
+
+        it('should return the same string if it is already in snake_case', () => {
+            expect(KubeObjectNameUtils.toSnakeCase('already_snake_case')).toBe('already_snake_case');
+        });
+
+        it('should return empty string if input is empty', () => {
+            expect(KubeObjectNameUtils.toSnakeCase('')).toBe('');
+        });
+    });
+
+    describe('toObjectId', () => {
+        it('should convert string to object ID format', () => {
+            const result = KubeObjectNameUtils.toObjectId('TestString');
+            expect(result).toMatch(/^test-string-[a-f0-9]{8}$/);
+        });
+    });
+
+    describe('toProjectId', () => {
+        it('should convert string to project ID format', () => {
+            const result = KubeObjectNameUtils.toProjectId('TestProject');
+            expect(result).toMatch(/^proj-test-project-[a-f0-9]{8}$/);
+        });
+
+        it('should trim the string to the max length', () => {
+            const longString = 'a'.repeat(100);
+            const result = KubeObjectNameUtils.toProjectId(longString);
+            expect(result).toMatch(/^proj-a{30}-[a-f0-9]{8}$/);
+        });
+    });
+
+    describe('toAppId', () => {
+        it('should convert string to app ID format', () => {
+            const result = KubeObjectNameUtils.toAppId('TestApp');
+            expect(result).toMatch(/^app-test-app-[a-f0-9]{8}$/);
+        });
+
+        it('should trim the string to the max length', () => {
+            const longString = 'b'.repeat(100);
+            const result = KubeObjectNameUtils.toAppId(longString);
+            expect(result).toMatch(/^app-b{30}-[a-f0-9]{8}$/);
+        });
+    });
+
+    describe('toJobName', () => {
+        it('should convert app ID to job name format', () => {
+            const result = KubeObjectNameUtils.toJobName('test_app');
+            expect(result).toBe('build-test_app');
+        });
+    });
+
+    describe('addRandomSuffix', () => {
+        it('should add a random suffix to the string', () => {
+            const result = KubeObjectNameUtils.addRandomSuffix('baseString');
+            expect(result).toMatch(/^baseString-[a-f0-9]{8}$/);
+        });
+    });
+
+    describe('toServiceName', () => {
+        it('should convert app ID to service name format', () => {
+            const result = KubeObjectNameUtils.toServiceName('test_app');
+            expect(result).toBe('svc-test_app');
+        });
+    });
+
+    describe('toPvcName', () => {
+        it('should convert volume ID to PVC name format', () => {
+            const result = KubeObjectNameUtils.toPvcName('volume123');
+            expect(result).toBe('pvc-volume123');
+        });
+    });
+
+    describe('getIngressName', () => {
+        it('should convert domain ID to ingress name format', () => {
+            const result = KubeObjectNameUtils.getIngressName('domain123');
+            expect(result).toBe('ingress-domain123');
+        });
+    });
+});

src/__tests__/server/utils/memory-caluclation.utils.test.ts

@@ -0,0 +1,20 @@
+import { MemoryCalcUtils } from '../../../server/utils/memory-caluclation.utils';
+
+describe('MemoryCalcUtils', () => {
+    describe('formatSize', () => {
+        it('should format size in Gi when megabytes is a multiple of 1024', () => {
+            expect(MemoryCalcUtils.formatSize(2048)).toBe('2Gi');
+            expect(MemoryCalcUtils.formatSize(1024)).toBe('1Gi');
+        });
+
+        it('should format size in Mi when megabytes is not a multiple of 1024', () => {
+            expect(MemoryCalcUtils.formatSize(1500)).toBe('1500Mi');
+            expect(MemoryCalcUtils.formatSize(512)).toBe('512Mi');
+        });
+
+        it('should handle edge cases', () => {
+            expect(MemoryCalcUtils.formatSize(0)).toBe('0Gi');
+            expect(MemoryCalcUtils.formatSize(1)).toBe('1Mi');
+        });
+    });
+});

src/__tests__/server/utils/path.utils.test.ts

@@ -0,0 +1,92 @@
+import { PathUtils } from '../../../server/utils/path.utils';
+
+describe('PathUtils', () => {
+    const originalEnv = (process.env as any);
+
+    beforeEach(() => {
+        jest.resetModules();
+        (process.env as any) = { ...originalEnv };
+    });
+
+    afterEach(() => {
+        (process.env as any) = originalEnv;
+        PathUtils.isProduction = false;
+    });
+
+    describe('internalDataRoot', () => {
+        it('should return production path when NODE_ENV is production', () => {
+            PathUtils.isProduction = true;
+            expect(PathUtils.internalDataRoot).toBe('/app/storage');
+        });
+
+        it('should return development path when NODE_ENV is not production', () => {
+            expect(PathUtils.internalDataRoot).toBe('/workspace/storage/internal');
+        });
+    });
+
+    describe('tempDataRoot', () => {
+        it('should return production path when NODE_ENV is production', () => {
+            PathUtils.isProduction = true;
+            expect(PathUtils.tempDataRoot).toBe('/app/tmp-storage');
+        });
+
+        it('should return development path when NODE_ENV is not production', () => {
+            expect(PathUtils.tempDataRoot).toBe('/workspace/storage/tmp');
+        });
+    });
+
+    describe('gitRootPath', () => {
+        it('should return the correct git root path', () => {
+            expect(PathUtils.gitRootPath).toBe('/workspace/storage/tmp/git');
+        });
+    });
+
+    describe('tempVolumeDownloadPath', () => {
+        it('should return the correct temp volume download path', () => {
+            expect(PathUtils.tempVolumeDownloadPath).toBe('/workspace/storage/tmp/volume-downloads');
+        });
+    });
+
+    describe('gitRootPathForApp', () => {
+        it('should return the correct git root path for app', () => {
+            (process.env as any).NODE_ENV = 'development';
+            const appId = 'testApp';
+            expect(PathUtils.gitRootPathForApp(appId)).toBe('/workspace/storage/tmp/git/testApp');
+        });
+    });
+
+    describe('deploymentLogsPath', () => {
+        it('should return the correct deployment logs path', () => {
+            (process.env as any).NODE_ENV = 'development';
+            expect(PathUtils.deploymentLogsPath).toBe('/workspace/storage/internal/deployment-logs');
+        });
+    });
+
+    describe('appDeploymentLogFile', () => {
+        it('should return the correct app deployment log file path', () => {
+            const deploymentId = 'deploy123';
+            expect(PathUtils.appDeploymentLogFile(deploymentId)).toBe('/workspace/storage/internal/deployment-logs/deploy123.log');
+        });
+    });
+
+    describe('volumeDownloadFolder', () => {
+        it('should return the correct volume download folder path', () => {
+            const volumeId = 'volume123';
+            expect(PathUtils.volumeDownloadFolder(volumeId)).toBe('/workspace/storage/tmp/volume-downloads/volume123-data');
+        });
+    });
+
+    describe('volumeDownloadZipPath', () => {
+        it('should return the correct volume download zip path', () => {
+            const volumeId = 'volume123';
+            expect(PathUtils.volumeDownloadZipPath(volumeId)).toBe('/workspace/storage/tmp/volume-downloads/volume123.tar.gz');
+        });
+    });
+
+    describe('convertIdToFolderFriendlyName', () => {
+        it('should convert id to folder friendly name', () => {
+            const id = 'test@123!';
+            expect(PathUtils['convertIdToFolderFriendlyName'](id)).toBe('test_123_');
+        });
+    });
+});

src/__tests__/shared/utils/list.utils.test.ts

@@ -0,0 +1,89 @@
+import { ListUtils } from '../../../shared/utils/list.utils';
+
+describe('ListUtils', () => {
+
+    describe('removeDuplicates', () => {
+        it('should remove duplicates from an array', () => {
+            const array = [1, 2, 2, 3, 4, 4, 5];
+            const result = ListUtils.removeDuplicates(array);
+            expect(result).toEqual([1, 2, 3, 4, 5]);
+        });
+    });
+
+    describe('sortByDate', () => {
+        it('should sort an array by date in ascending order', () => {
+            const array = [
+                { date: new Date('2021-01-01') },
+                { date: new Date('2020-01-01') },
+                { date: new Date('2022-01-01') }
+            ];
+            const result = ListUtils.sortByDate(array, item => item.date);
+            expect(result).toEqual([
+                { date: new Date('2020-01-01') },
+                { date: new Date('2021-01-01') },
+                { date: new Date('2022-01-01') }
+            ]);
+        });
+
+        it('should sort an array by date in descending order', () => {
+            const array = [
+                { date: new Date('2021-01-01') },
+                { date: new Date('2020-01-01') },
+                { date: new Date('2022-01-01') }
+            ];
+            const result = ListUtils.sortByDate(array, item => item.date, true);
+            expect(result).toEqual([
+                { date: new Date('2022-01-01') },
+                { date: new Date('2021-01-01') },
+                { date: new Date('2020-01-01') }
+            ]);
+        });
+    });
+
+    describe('distinctBy', () => {
+        it('should return distinct elements by key', () => {
+            const array = [
+                { id: 1, name: 'Alice' },
+                { id: 2, name: 'Bob' },
+                { id: 1, name: 'Alice' }
+            ];
+            const result = ListUtils.distinctBy(array, item => item.id);
+            expect(result).toEqual([
+                { id: 1, name: 'Alice' },
+                { id: 2, name: 'Bob' }
+            ]);
+        });
+    });
+
+    describe('groupBy', () => {
+        it('should group elements by key', () => {
+            const array = [
+                { category: 'A', value: 1 },
+                { category: 'B', value: 2 },
+                { category: 'A', value: 3 }
+            ];
+            const result = ListUtils.groupBy(array, item => item.category);
+            expect(result).toEqual(new Map([
+                ['A', [{ category: 'A', value: 1 }, { category: 'A', value: 3 }]],
+                ['B', [{ category: 'B', value: 2 }]]
+            ]));
+        });
+    });
+
+    describe('chunk', () => {
+        it('should split an array into chunks of specified size', () => {
+            const array = [1, 2, 3, 4, 5, 6, 7];
+            const result = ListUtils.chunk(array, 3);
+            expect(result).toEqual([[1, 2, 3], [4, 5, 6], [7]]);
+        });
+    });
+
+    describe('removeNulls', () => {
+        it('should remove null values from an array', () => {
+            const array = [1, null, 2, null, 3];
+            const result = ListUtils.removeNulls(array);
+            expect(result).toEqual([1, 2, 3]);
+        });
+    });
+
+});

src/__tests__/shared/utils/stream.utils.test.ts

@@ -0,0 +1,22 @@
+import { StreamUtils } from '../../../shared/utils/stream.utils';
+import { TerminalSetupInfoModel } from '../../../shared/model/terminal-setup-info.model';
+
+describe('StreamUtils', () => {
+    const terminalInfo: TerminalSetupInfoModel = {
+        terminalSessionKey: 'testSessionKey'
+    } as TerminalSetupInfoModel;
+
+    describe('getInputStreamName', () => {
+        it('should return the correct input stream name', () => {
+            const inputStreamName = StreamUtils.getInputStreamName(terminalInfo);
+            expect(inputStreamName).toBe('testSessionKey_input');
+        });
+    });
+
+    describe('getOutputStreamName', () => {
+        it('should return the correct output stream name', () => {
+            const outputStreamName = StreamUtils.getOutputStreamName(terminalInfo);
+            expect(outputStreamName).toBe('testSessionKey_output');
+        });
+    });
+});

src/__tests__/shared/utils/zod.utils.test.ts

@@ -0,0 +1,138 @@
+import { z } from "zod";
+import { ZodUtils, stringToNumber, stringToOptionalNumber, stringToOptionalDate, stringToDate, stringToOptionalBoolean, stringToBoolean } from "../../../shared/utils/zod.utils";
+
+describe("ZodUtils", () => {
+    describe("getFieldNamesAndTypes", () => {
+        it("should return field names and types from schema", () => {
+            const schema = z.object({
+                name: z.string(),
+                age: z.number(),
+                isActive: z.boolean(),
+            });
+
+            const result = ZodUtils.getFieldNamesAndTypes(schema);
+
+            expect(result.get("name")).toBe("ZodString");
+            expect(result.get("age")).toBe("ZodNumber");
+            expect(result.get("isActive")).toBe("ZodBoolean");
+        });
+    });
+});
+
+describe("stringToNumber", () => {
+    it("should transform string to number", () => {
+        expect(stringToNumber.parse("123")).toBe(123);
+    });
+
+    it("should return null for invalid number string", () => {
+        expect(stringToNumber.safeParse("abc").success).toBe(false);
+    });
+
+    it("should return number as is", () => {
+        expect(stringToNumber.parse(123)).toBe(123);
+    });
+});
+
+describe("stringToOptionalNumber", () => {
+    it("should transform string to number", () => {
+        expect(stringToOptionalNumber.parse("123")).toBe(123);
+    });
+
+    it("should return null for invalid number string", () => {
+        expect(stringToOptionalNumber.parse("abc")).toBeNull();
+    });
+
+    it("should return number as is", () => {
+        expect(stringToOptionalNumber.parse(123)).toBe(123);
+    });
+
+    it("should return null for null or undefined", () => {
+        expect(stringToOptionalNumber.parse(null)).toBeNull();
+        expect(stringToOptionalNumber.parse(undefined)).toBeNull();
+    });
+});
+
+describe("stringToOptionalDate", () => {
+    it("should transform string to date", () => {
+        const date = new Date("2023-01-01");
+        expect(stringToOptionalDate.parse("2023-01-01")).toEqual(date);
+    });
+
+    it("should return null for invalid date string", () => {
+        expect(stringToOptionalDate.parse("invalid-date")).toBeNull();
+    });
+
+    it("should return date as is", () => {
+        const date = new Date("2023-01-01");
+        expect(stringToOptionalDate.parse(date)).toEqual(date);
+    });
+
+    it("should return null for null or undefined", () => {
+        expect(stringToOptionalDate.parse(null)).toBeNull();
+        expect(stringToOptionalDate.parse(undefined)).toBeNull();
+    });
+});
+
+describe("stringToDate", () => {
+    it("should transform string to date", () => {
+        const date = new Date("2023-01-01");
+        expect(stringToDate.parse("2023-01-01")).toEqual(date);
+    });
+
+    it("should return null for invalid date string", () => {
+        expect(stringToDate.safeParse("invalid-date").success).toBe(false);
+    });
+
+    it("should return date as is", () => {
+        const date = new Date("2023-01-01");
+        expect(stringToDate.parse(date)).toEqual(date);
+    });
+});
+
+describe("stringToOptionalBoolean", () => {
+    it("should transform 'true' string to true", () => {
+        expect(stringToOptionalBoolean.parse("true")).toBe(true);
+    });
+
+    it("should transform 'false' string to false", () => {
+        expect(stringToOptionalBoolean.parse("false")).toBe(false);
+    });
+
+    it("should return null for invalid boolean string", () => {
+        expect(stringToOptionalBoolean.parse("invalid")).toBeNull();
+    });
+
+    it("should return boolean as is", () => {
+        expect(stringToOptionalBoolean.parse(true)).toBe(true);
+        expect(stringToOptionalBoolean.parse(false)).toBe(false);
+    });
+
+    it("should return null for null or undefined", () => {
+        expect(stringToOptionalBoolean.parse(null)).toBeNull();
+        expect(stringToOptionalBoolean.parse(undefined)).toBeNull();
+    });
+});
+
+describe("stringToBoolean", () => {
+    it("should transform 'true' string to true", () => {
+        expect(stringToBoolean.parse("true")).toBe(true);
+    });
+
+    it("should transform 'false' string to false", () => {
+        expect(stringToBoolean.parse("false")).toBe(false);
+    });
+
+    it("should return false for invalid boolean string", () => {
+        expect(stringToBoolean.parse("invalid")).toBe(false);
+    });
+
+    it("should return boolean as is", () => {
+        expect(stringToBoolean.parse(true)).toBe(true);
+        expect(stringToBoolean.parse(false)).toBe(false);
+    });
+
+    it("should return false for null or undefined", () => {
+        expect(stringToBoolean.parse(null)).toBe(false);
+        expect(stringToBoolean.parse(undefined)).toBe(false);
+    });
+});

src/frontend/utils/form.utilts.ts

@@ -7,6 +7,7 @@ export type FormZodErrorValidationCallback<T> = {
 };
 
 export class FormUtils {
+
     static mapValidationErrorsToForm<T extends ZodType<any, any, any>>(
         state: ServerActionResult<z.infer<T>, undefined>,
         form: UseFormReturn<z.infer<T>, any, undefined>) {

src/server/utils/fs.utils.ts

@@ -1,11 +1,10 @@
 import fs from "fs"
-import fsPromises from "fs/promises"
 
 export class FsUtils {
 
     static async fileExists(pathName: string) {
         try {
-            await fsPromises.access(pathName, fs.constants.F_OK);
+            await fs.promises.access(pathName, fs.constants.F_OK);
             return true;
         } catch (ex) {
             return false;
@@ -22,7 +21,7 @@ export class FsUtils {
 
     static async isFolderEmpty(pathName: string) {
         try {
-            const files = await fsPromises.readdir(pathName);
+            const files = await fs.promises.readdir(pathName);
             return files.length === 0;
         } catch (ex) {
             return true;
@@ -45,7 +44,7 @@ export class FsUtils {
 
         }
         if (!exists) {
-            await fsPromises.mkdir(pathName, {
+            await fs.promises.mkdir(pathName, {
                 recursive
             });
         }
@@ -60,7 +59,7 @@ export class FsUtils {
         if (!exists) {
             return;
         }
-        await fsPromises.rm(pathName, {
+        await fs.promises.rm(pathName, {
             recursive
         });
     }

src/server/utils/path.utils.ts

@@ -2,8 +2,14 @@ import path from 'path';
 
 export class PathUtils {
 
-    static internalDataRoot = process.env.NODE_ENV === 'production' ? '/app/storage' : '/workspace/storage/internal';
-    static tempDataRoot = process.env.NODE_ENV === 'production' ? '/app/tmp-storage' : '/workspace/storage/tmp';
+    static isProduction = process.env.NODE_ENV === 'production';
+    static get internalDataRoot() {
+        return this.isProduction ? '/app/storage' : '/workspace/storage/internal';
+    }
+
+    static get tempDataRoot() {
+        return this.isProduction ? '/app/tmp-storage' : '/workspace/storage/tmp';
+    }
 
     static get gitRootPath() {
         return path.join(this.tempDataRoot, 'git');