Update jest to ignore files in node_modules

Author: rahul11gupta

jest.config.js

@@ -24,9 +24,7 @@ module.exports = {
   coverageDirectory: "coverage",
 
   // An array of regexp pattern strings used to skip coverage collection
-  // coveragePathIgnorePatterns: [
-  //   "\\\\node_modules\\\\"
-  // ],
+  coveragePathIgnorePatterns: ['<rootDir>/node_modules/'],
 
   // Indicates which provider should be used to instrument code for coverage
   // coverageProvider: "babel",
@@ -64,9 +62,7 @@ module.exports = {
   // maxWorkers: "50%",
 
   // An array of directory names to be searched recursively up from the requiring module's location
-  moduleDirectories: [
-    "node_modules"
-  ],
+  moduleDirectories: ["node_modules"],
 
   // An array of file extensions your modules use
   // moduleFileExtensions: [
@@ -150,12 +146,10 @@ module.exports = {
   // ],
 
   // An array of regexp pattern strings that are matched against all test paths, matched tests are skipped
-  // testPathIgnorePatterns: [
-  //   "\\\\node_modules\\\\"
-  // ],
+  testPathIgnorePatterns: ['<rootDir>/node_modules/'],
 
   // The regexp pattern or array of patterns that Jest uses to detect test files
-  // testRegex: [],
+  testRegex: '(/__tests__/.*|(\\.|/)(test|spec))\\.jsx?$',
 
   // This option allows the use of a custom results processor
   // testResultsProcessor: undefined,