Fail build with coverage < 100

jest.config.js

@@ -14,6 +14,14 @@ module.exports = {
         'utils/**.js',
         'reducers/utils/**.js',
     ],
+    coverageThreshold: {
+        global: {
+            branches: 100,
+            functions: 100,
+            lines: 100,
+            statements: 100,
+        },
+    },
     setupFiles: [
         './support/setupJest.js',
     ],