diff --git a/coverage/clover.xml b/coverage/clover.xml
index 96122ad9..93e87040 100644
--- a/coverage/clover.xml
+++ b/coverage/clover.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<coverage generated="1688052124537" clover="3.2.0">
-  <project timestamp="1688052124537" name="All files">
+<coverage generated="1688053863650" clover="3.2.0">
+  <project timestamp="1688053863650" name="All files">
     <metrics statements="0" coveredstatements="0" conditionals="0" coveredconditionals="0" methods="0" coveredmethods="0" elements="0" coveredelements="0" complexity="0" loc="0" ncloc="0" packages="0" files="0" classes="0"/>
   </project>
 </coverage>
diff --git a/coverage/lcov-report/index.html b/coverage/lcov-report/index.html
index a602ac70..599e292b 100644
--- a/coverage/lcov-report/index.html
+++ b/coverage/lcov-report/index.html
@@ -86,7 +86,7 @@
             <div class='footer quiet pad2 space-top1 center small'>
                 Code coverage generated by
                 <a href="https://istanbul.js.org/" target="_blank" rel="noopener noreferrer">istanbul</a>
-                at 2023-06-29T15:22:04.531Z
+                at 2023-06-29T15:51:03.644Z
             </div>
         <script src="prettify.js"></script>
         <script>
diff --git a/jest.config.ts b/jest.config.ts
index 5f908b8d..d27a9613 100644
--- a/jest.config.ts
+++ b/jest.config.ts
@@ -2,194 +2,12 @@
  * For a detailed explanation regarding each configuration property and type check, visit:
  * https://jestjs.io/docs/configuration
  */
-
-export default {
-  // 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: false,
-
-  // 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",
-
-  // 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\\.[^\\/]+$"
-  // ],
-
-  // An array of regexp pattern strings that are matched against all modules before the module loader will automatically return a mock for them
-  // unmockedModulePathPatterns: undefined,
-
-  // Indicates whether each individual test should be reported during the run
-  // verbose: undefined,
-
-  // An array of regexp patterns that are matched against all source file paths before re-running tests in watch mode
-  // watchPathIgnorePatterns: [],
-
-  // Whether to use watchman for file crawling
-  // watchman: true,
-};
+module.exports = {
+  testRegex: "(/__tests__/.*|(\\.|/)(test|spec))\\.(jsx?|js?|tsx?|ts?)$",
+  transform: {
+    "^.+\\.jsx?$": "babel-jest",
+    "^.+\\.mjs$": "babel-jest",
+  },
+  testPathIgnorePatterns: ["<rootDir>/build/", "<rootDir>/node_modules/"],
+  moduleFileExtensions: ["js", "jsx", "mjs"]
+}
diff --git a/package-lock.json b/package-lock.json
index e27bd2d9..46009732 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,6 +15,7 @@
         "@babel/core": "^7.22.5",
         "@babel/preset-env": "^7.22.5",
         "@babel/preset-typescript": "^7.22.5",
+        "@jest/globals": "^29.5.0",
         "babel-jest": "^29.5.0",
         "jest": "^29.5.0",
         "ts-node": "^10.9.1"
diff --git a/package.json b/package.json
index b34ed808..d260f30b 100644
--- a/package.json
+++ b/package.json
@@ -10,6 +10,7 @@
     "@babel/core": "^7.22.5",
     "@babel/preset-env": "^7.22.5",
     "@babel/preset-typescript": "^7.22.5",
+    "@jest/globals": "^29.5.0",
     "babel-jest": "^29.5.0",
     "jest": "^29.5.0",
     "ts-node": "^10.9.1"
diff --git a/rangement/index.test.js b/rangement/index.test.js
index 50c5edba..573a6045 100644
--- a/rangement/index.test.js
+++ b/rangement/index.test.js
@@ -1,5 +1,5 @@
 // import finders from "./finders.mjs";
-// const finders = require('./finders.mjs')
+const finders = require('./finders.mjs')
 //
 // describe('rangement file name', () => {
 //
@@ -7,6 +7,7 @@
 //         expect(finders.findFormattedDate('2023-06-23T18.36.47 -- machin bidule.jpg')).toBe('2023-06-23T18.36.47');
 //     });
 // })
+console.log('finders', finders)
 
 test('adding positive numbers is not zero', () => {
     for (let a = 1; a < 10; a++) {