Added jest test.

.babelrc

@@ -0,0 +1,11 @@
+{
+  "presets": [
+    "@babel/preset-env"
+  ],
+
+  "env": {
+    "test": {
+      "plugins": [ "transform-es2015-modules-commonjs" ]
+    }
+  }
+}

.gitignore

@@ -15,4 +15,6 @@ node_modules
 *.map
 api
 
-package-lock.json
+package-lock.json
+
+coverage

jest.config.js

@@ -0,0 +1,97 @@
+module.exports = {
+    clearMocks: true,
+    coverageDirectory: "coverage",
+
+    // An array of regexp pattern strings used to skip coverage collection
+    coveragePathIgnorePatterns: [
+        "node_modules"
+    ],
+
+    // An array of directory names to be searched recursively up from the requiring module's location
+    // moduleDirectories: [
+    //   "node_modules"
+    // ],
+
+    // An array of regexp pattern strings, matched against all module paths before considered 'visible' to the module loader
+    // modulePathIgnorePatterns: [],
+
+    // Reset the module registry before running each individual test
+    // resetModules: false,
+
+    // A path to a custom resolver
+    // resolver: null,
+
+    // The root directory that Jest should scan for tests and modules within
+    //rootDir: "tests",
+
+    // A list of paths to directories that Jest should use to search for files in
+    // roots: [
+    //   "<rootDir>"
+    // ],
+
+    // 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: [],
+
+    // 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: "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: [
+        "\\.test\\.js$"
+    ],
+
+    // This option allows the use of a custom results processor
+    // testResultsProcessor: null,
+
+    // This option allows use of a custom test runner
+    // testRunner: "jasmine2",
+
+    // This option sets the URL for the jsdom environment. It is reflected in properties such as location.href
+    // testURL: "http://localhost",
+
+    // Setting this value to "fake" allows the use of fake timers for functions such as "setTimeout"
+    // timers: "real",
+
+    // A map from regular expressions to paths to transformers
+    // transform: null,
+
+    // An array of regexp pattern strings that are matched against all source file paths, matched files will skip transformation
+    // transformIgnorePatterns: [
+    //   "\\\\node_modules\\\\"
+    // ],
+
+    // 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: true,
+
+    // 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,
+};

package.json

@@ -13,7 +13,7 @@
     "build": "node_modules/.bin/webpack --mode=production",
     "webgl": "node_modules/.bin/webpack --lib=webgl --mode=production",
     "core": "node_modules/.bin/webpack --lib=core --mode=production",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "jest --coverage"
   },
   "repository": {
     "type": "git",
@@ -28,13 +28,17 @@
   "homepage": "http://www.openglobus.org",
   "dependencies": {},
   "devDependencies": {
+    "@babel/preset-env": "^7.7.7",
+    "babel-preset-env": "^1.7.0",
     "copy-webpack-plugin": "^5.1.1",
     "css-loader": "^2.1.1",
+    "enhanced-resolve": "^4.1.1",
     "eslint": "^6.8.0",
     "eslint-config-defaults": "^9.0.0",
     "eslint-plugin-react": "^7.3.0",
     "extract-text-webpack-plugin": "^4.0.0-beta.0",
     "file-loader": "^1.1.11",
+    "jest": "^24.9.0",
     "local-web-server": "^3.0.7",
     "mini-css-extract-plugin": "^0.9.0",
     "optimize-css-assets-webpack-plugin": "^5.0.3",

tests/test.test.js

@@ -0,0 +1,5 @@
+'use strict';
+
+test('Waiting for tests', () => {
+    expect(true).toBe(true);
+});