diff --git a/.gitignore b/.gitignore
index 99b9e5367..28da745ef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,6 +5,7 @@ _site
 .eslintrc.js
 .idea
 .prettierignore
+babel.config.js
 beemo-error.log
 coverage
 dist
diff --git a/package.json b/package.json
index 927bbafc7..5f344e122 100644
--- a/package.json
+++ b/package.json
@@ -13,7 +13,7 @@
     "lint-staged": "^10.0.2",
     "monaco-editor-webpack-plugin": "^1.8.2",
     "postcss-loader": "^3.0.0",
-    "prettier": "^1.19.1",
+    "react-test-renderer": "^16.12.0",
     "style-loader": "^1.1.3",
     "typescript": "~3.7.5",
     "vega-lite-dev-config": "^0.3.1",
@@ -62,6 +62,24 @@
     "vega-themes": "^2.6.0",
     "vega-tooltip": "^0.20.0"
   },
+  "scripts": {
+    "start": "webpack-dev-server --mode development --hot",
+    "start:production": "webpack-dev-server --mode production",
+    "build": "yarn clean && yarn vendor && webpack --mode production --progress",
+    "clean": "rm -rf dist public/spec public/data",
+    "postbuild": "rsync -r --ignore-existing public/* dist",
+    "generate-example-images": "scripts/generate-example-images.sh",
+    "vendor": "scripts/vendor.sh",
+    "prepare": "yarn vendor && beemo create-config --react",
+    "prettierbase": "beemo prettier '{src,public}/**/*.{css,html}'",
+    "eslintbase": "beemo eslint 'src/**/*.{ts,tsx}' --react",
+    "format": "yarn eslintbase --fix && yarn prettierbase --write",
+    "lint": "yarn eslintbase && yarn prettierbase --check",
+    "predeploy": "yarn build",
+    "deploy": "gh-pages -d dist",
+    "test": "jest test",
+    "analyze": "webpack --mode production --profile --json > stats.json && webpack-bundle-analyzer stats.json"
+  },
   "husky": {
     "hooks": {
       "pre-commit": "lint-staged"
@@ -80,6 +98,7 @@
   "beemo": {
     "module": "vega-lite-dev-config",
     "drivers": [
+      "babel",
       "prettier",
       "eslint"
     ],
@@ -97,21 +116,30 @@
       }
     }
   },
-  "scripts": {
-    "start": "webpack-dev-server --mode development --hot",
-    "start:production": "webpack-dev-server --mode production",
-    "build": "yarn clean && yarn vendor && webpack --mode production --progress",
-    "clean": "rm -rf dist public/spec public/data",
-    "postbuild": "rsync -r --ignore-existing public/* dist",
-    "generate-example-images": "scripts/generate-example-images.sh",
-    "vendor": "scripts/vendor.sh",
-    "prepare": "yarn vendor && beemo create-config --react",
-    "prettierbase": "beemo prettier '{src,public}/**/*.{css,html}'",
-    "eslintbase": "beemo eslint 'src/**/*.{ts,tsx}' --react",
-    "format": "yarn eslintbase --fix && yarn prettierbase --write",
-    "lint": "yarn eslintbase && yarn prettierbase --check",
-    "predeploy": "yarn build",
-    "deploy": "gh-pages -d dist",
-    "analyze": "webpack --mode production --profile --json > stats.json && webpack-bundle-analyzer stats.json"
+  "jest": {
+    "transform": {
+      "^.+\\.tsx?$": "ts-jest"
+    },
+    "moduleNameMapper": {
+      "\\.(css|less|scss|sass)$": "<rootDir>/test/mocks/style.js"
+    },
+    "testRegex": "(/__tests__/.*|(\\.|/)(test|spec))\\.(jsx?|tsx?)$",
+    "moduleFileExtensions": [
+      "ts",
+      "tsx",
+      "js",
+      "jsx",
+      "json",
+      "node"
+    ],
+    "testPathIgnorePatterns": [
+      "<rootDir>/node_modules",
+      "<rootDir>/dist",
+      "<rootDir>/src"
+    ],
+    "transformIgnorePatterns": [
+      "node_modules/(?!(monaco-editor)/)"
+    ],
+    "collectCoverage": false
   }
 }
diff --git a/test/config-editor.test.tsx b/test/config-editor.test.tsx
new file mode 100644
index 000000000..d1f0f98d8
--- /dev/null
+++ b/test/config-editor.test.tsx
@@ -0,0 +1,8 @@
+import React from 'react';
+import renderer from 'react-test-renderer';
+import ConfigEditor from '../src/components/config-editor';
+
+test('config editor', () => {
+  const tree = renderer.create(<ConfigEditor />).toJSON();
+  expect(tree).toMatchSnapshot();
+});
diff --git a/test/mocks/style.js b/test/mocks/style.js
new file mode 100644
index 000000000..f053ebf79
--- /dev/null
+++ b/test/mocks/style.js
@@ -0,0 +1 @@
+module.exports = {};
diff --git a/tsconfig.json b/tsconfig.json
index b09cd8b9f..8d0a2a02c 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -15,7 +15,7 @@
     "importHelpers": true
   },
   "files": ["src/index.tsx"],
-  "include": ["node_modules/vega-lite/typings/*.d.ts"],
+  "include": ["test/**/*"],
   "awesomeTypescriptLoaderOptions": {
     "useCache": true,
     "forceIsolatedModules": true,
diff --git a/yarn.lock b/yarn.lock
index 0cc27dbe6..c0a595a75 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -18,7 +18,7 @@
     invariant "^2.2.4"
     semver "^5.5.0"
 
-"@babel/core@^7.1.0", "@babel/core@^7.7.4":
+"@babel/core@^7.1.0", "@babel/core@^7.7.4", "@babel/core@^7.7.5", "@babel/core@^7.8.3":
   version "7.8.3"
   resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.8.3.tgz#30b0ebb4dd1585de6923a0b4d179e0b9f5d82941"
   integrity sha512-4XFkf8AwyrEG7Ziu3L2L0Cv+WyY47Tcsp70JFmpftbAA1K7YL/sgE9jh9HyNj08Y/U50ItUchpN0w6HxAoX1rA==
@@ -241,7 +241,7 @@
     esutils "^2.0.2"
     js-tokens "^4.0.0"
 
-"@babel/parser@^7.1.0", "@babel/parser@^7.4.3", "@babel/parser@^7.8.3":
+"@babel/parser@^7.1.0", "@babel/parser@^7.4.3", "@babel/parser@^7.7.5", "@babel/parser@^7.8.3":
   version "7.8.3"
   resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.8.3.tgz#790874091d2001c9be6ec426c2eed47bc7679081"
   integrity sha512-/V72F4Yp/qmHaTALizEm9Gf2eQHV3QyTL3K0cNfijwnMnb1L+LDlAubb/ZnSdGAVzVSWakujHYs1I26x66sMeQ==
@@ -318,6 +318,13 @@
   dependencies:
     "@babel/helper-plugin-utils" "^7.8.0"
 
+"@babel/plugin-syntax-bigint@^7.0.0":
+  version "7.8.3"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-syntax-bigint/-/plugin-syntax-bigint-7.8.3.tgz#4c9a6f669f5d0cdf1b90a1671e9a146be5300cea"
+  integrity sha512-wnTnFlG+YxQm3vDxpGE57Pj0srRU4sHE/mDkt1qv2YJJSeUAec2ma4WLUnUPeKjyrfntVwe/N6dCXpU+zL3Npg==
+  dependencies:
+    "@babel/helper-plugin-utils" "^7.8.0"
+
 "@babel/plugin-syntax-dynamic-import@^7.8.0":
   version "7.8.3"
   resolved "https://registry.yarnpkg.com/@babel/plugin-syntax-dynamic-import/-/plugin-syntax-dynamic-import-7.8.3.tgz#62bf98b2da3cd21d626154fc96ee5b3cb68eacb3"
@@ -612,7 +619,7 @@
     "@babel/helper-create-regexp-features-plugin" "^7.8.3"
     "@babel/helper-plugin-utils" "^7.8.3"
 
-"@babel/preset-env@^7.7.4":
+"@babel/preset-env@^7.7.4", "@babel/preset-env@^7.8.3":
   version "7.8.3"
   resolved "https://registry.yarnpkg.com/@babel/preset-env/-/preset-env-7.8.3.tgz#dc0fb2938f52bbddd79b3c861a4b3427dd3a6c54"
   integrity sha512-Rs4RPL2KjSLSE2mWAx5/iCH+GC1ikKdxPrhnRS6PfFVaiZeom22VFKN4X8ZthyN61kAaR05tfXTbCvatl9WIQg==
@@ -682,7 +689,7 @@
   dependencies:
     regenerator-runtime "^0.13.2"
 
-"@babel/template@^7.4.0", "@babel/template@^7.8.3":
+"@babel/template@^7.4.0", "@babel/template@^7.7.4", "@babel/template@^7.8.3":
   version "7.8.3"
   resolved "https://registry.yarnpkg.com/@babel/template/-/template-7.8.3.tgz#e02ad04fe262a657809327f578056ca15fd4d1b8"
   integrity sha512-04m87AcQgAFdvuoyiQ2kgELr2tV8B4fP/xJAVUL3Yb3bkNdMedD3d0rlSQr3PegP0cms3eHjl1F7PWlvWbU8FQ==
@@ -691,7 +698,7 @@
     "@babel/parser" "^7.8.3"
     "@babel/types" "^7.8.3"
 
-"@babel/traverse@^7.1.0", "@babel/traverse@^7.4.3", "@babel/traverse@^7.8.3":
+"@babel/traverse@^7.1.0", "@babel/traverse@^7.4.3", "@babel/traverse@^7.7.4", "@babel/traverse@^7.8.3":
   version "7.8.3"
   resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.8.3.tgz#a826215b011c9b4f73f3a893afbc05151358bf9a"
   integrity sha512-we+a2lti+eEImHmEXp7bM9cTxGzxPmBiVJlLVD+FuuQMeeO7RaDbutbgeheDkw+Xe3mCfJHnGOWLswT74m2IPg==
@@ -977,6 +984,21 @@
   resolved "https://registry.yarnpkg.com/@emotion/weak-memoize/-/weak-memoize-0.2.5.tgz#8eed982e2ee6f7f4e44c253e12962980791efd46"
   integrity sha512-6U71C2Wp7r5XtFtQzYrW5iKFT67OixrSxjI4MptCHzdSVlgabczzqLe0ZSgnub/5Kp4hSbpDB1tMytZY9pwxxA==
 
+"@istanbuljs/load-nyc-config@^1.0.0":
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/@istanbuljs/load-nyc-config/-/load-nyc-config-1.0.0.tgz#10602de5570baea82f8afbfa2630b24e7a8cfe5b"
+  integrity sha512-ZR0rq/f/E4f4XcgnDvtMWXCUJpi8eO0rssVhmztsZqLIEFA9UUP9zmpE0VxlM+kv/E1ul2I876Fwil2ayptDVg==
+  dependencies:
+    camelcase "^5.3.1"
+    find-up "^4.1.0"
+    js-yaml "^3.13.1"
+    resolve-from "^5.0.0"
+
+"@istanbuljs/schema@^0.1.2":
+  version "0.1.2"
+  resolved "https://registry.yarnpkg.com/@istanbuljs/schema/-/schema-0.1.2.tgz#26520bf09abe4a5644cd5414e37125a8954241dd"
+  integrity sha512-tsAQNx32a8CoFhjhijUIhI4kccIAgmGhy8LZMZgGfmXcpMbPRUqn5LWmgRttILi6yeGmBJd2xsPkFMs0PzgPCw==
+
 "@jest/console@^24.7.1", "@jest/console@^24.9.0":
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/@jest/console/-/console-24.9.0.tgz#79b1bc06fb74a8cfb01cbdedf945584b1b9707f0"
@@ -1116,6 +1138,28 @@
     source-map "^0.6.1"
     write-file-atomic "2.4.1"
 
+"@jest/transform@^25.1.0":
+  version "25.1.0"
+  resolved "https://registry.yarnpkg.com/@jest/transform/-/transform-25.1.0.tgz#221f354f512b4628d88ce776d5b9e601028ea9da"
+  integrity sha512-4ktrQ2TPREVeM+KxB4zskAT84SnmG1vaz4S+51aTefyqn3zocZUnliLLm5Fsl85I3p/kFPN4CRp1RElIfXGegQ==
+  dependencies:
+    "@babel/core" "^7.1.0"
+    "@jest/types" "^25.1.0"
+    babel-plugin-istanbul "^6.0.0"
+    chalk "^3.0.0"
+    convert-source-map "^1.4.0"
+    fast-json-stable-stringify "^2.0.0"
+    graceful-fs "^4.2.3"
+    jest-haste-map "^25.1.0"
+    jest-regex-util "^25.1.0"
+    jest-util "^25.1.0"
+    micromatch "^4.0.2"
+    pirates "^4.0.1"
+    realpath-native "^1.1.0"
+    slash "^3.0.0"
+    source-map "^0.6.1"
+    write-file-atomic "^3.0.0"
+
 "@jest/types@^24.9.0":
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/@jest/types/-/types-24.9.0.tgz#63cb26cb7500d069e5a389441a7c6ab5e909fc59"
@@ -1125,6 +1169,16 @@
     "@types/istanbul-reports" "^1.1.1"
     "@types/yargs" "^13.0.0"
 
+"@jest/types@^25.1.0":
+  version "25.1.0"
+  resolved "https://registry.yarnpkg.com/@jest/types/-/types-25.1.0.tgz#b26831916f0d7c381e11dbb5e103a72aed1b4395"
+  integrity sha512-VpOtt7tCrgvamWZh1reVsGADujKigBUFTi19mlRjqEGsE8qH4r3s+skY33dNdXOwyZIvuftZ5tqdF1IgsMejMA==
+  dependencies:
+    "@types/istanbul-lib-coverage" "^2.0.0"
+    "@types/istanbul-reports" "^1.1.1"
+    "@types/yargs" "^15.0.0"
+    chalk "^3.0.0"
+
 "@nodelib/fs.scandir@2.1.3":
   version "2.1.3"
   resolved "https://registry.yarnpkg.com/@nodelib/fs.scandir/-/fs.scandir-2.1.3.tgz#3a582bdb53804c6ba6d146579c46e52130cf4a3b"
@@ -1595,6 +1649,13 @@
   dependencies:
     "@types/yargs-parser" "*"
 
+"@types/yargs@^15.0.0":
+  version "15.0.1"
+  resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-15.0.1.tgz#9266a9d7be68cfcc982568211085a49a277f7c96"
+  integrity sha512-sYlwNU7zYi6eZbMzFvG6eHD7VsEvFdoDtlD7eI1JTg7YNnuguzmiGsc6MPSq5l8n+h21AsNof0je+9sgOe4+dg==
+  dependencies:
+    "@types/yargs-parser" "*"
+
 "@typescript-eslint/eslint-plugin@^2.10.0":
   version "2.17.0"
   resolved "https://registry.yarnpkg.com/@typescript-eslint/eslint-plugin/-/eslint-plugin-2.17.0.tgz#880435a9f9bdd50b45fa286ba63fed723d73c837"
@@ -1940,6 +2001,14 @@ anymatch@^2.0.0:
     micromatch "^3.1.4"
     normalize-path "^2.1.1"
 
+anymatch@^3.0.3:
+  version "3.1.1"
+  resolved "https://registry.yarnpkg.com/anymatch/-/anymatch-3.1.1.tgz#c55ecf02185e2469259399310c173ce31233b142"
+  integrity sha512-mM8522psRCqzV+6LhomX5wgp25YVibjh8Wj23I5RPkPppSVSjyKD2A2mBJmWGa+KN7f2D6LNh9jkBCeyLktzjg==
+  dependencies:
+    normalize-path "^3.0.0"
+    picomatch "^2.0.4"
+
 aproba@^1.0.3, aproba@^1.1.1:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/aproba/-/aproba-1.2.0.tgz#6802e6264efd18c790a1b0d517f0f2627bf2c94a"
@@ -2142,6 +2211,19 @@ babel-jest@^24.9.0:
     chalk "^2.4.2"
     slash "^2.0.0"
 
+babel-jest@^25.1.0:
+  version "25.1.0"
+  resolved "https://registry.yarnpkg.com/babel-jest/-/babel-jest-25.1.0.tgz#206093ac380a4b78c4404a05b3277391278f80fb"
+  integrity sha512-tz0VxUhhOE2y+g8R2oFrO/2VtVjA1lkJeavlhExuRBg3LdNJY9gwQ+Vcvqt9+cqy71MCTJhewvTB7Qtnnr9SWg==
+  dependencies:
+    "@jest/transform" "^25.1.0"
+    "@jest/types" "^25.1.0"
+    "@types/babel__core" "^7.1.0"
+    babel-plugin-istanbul "^6.0.0"
+    babel-preset-jest "^25.1.0"
+    chalk "^3.0.0"
+    slash "^3.0.0"
+
 babel-plugin-dynamic-import-node@^2.3.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-dynamic-import-node/-/babel-plugin-dynamic-import-node-2.3.0.tgz#f00f507bdaa3c3e3ff6e7e5e98d90a7acab96f7f"
@@ -2175,6 +2257,17 @@ babel-plugin-istanbul@^5.1.0:
     istanbul-lib-instrument "^3.3.0"
     test-exclude "^5.2.3"
 
+babel-plugin-istanbul@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-istanbul/-/babel-plugin-istanbul-6.0.0.tgz#e159ccdc9af95e0b570c75b4573b7c34d671d765"
+  integrity sha512-AF55rZXpe7trmEylbaE1Gv54wn6rwU03aptvRoVIGP8YykoSxqdVLV1TfwflBCE/QtHmqtP8SWlTENqbK8GCSQ==
+  dependencies:
+    "@babel/helper-plugin-utils" "^7.0.0"
+    "@istanbuljs/load-nyc-config" "^1.0.0"
+    "@istanbuljs/schema" "^0.1.2"
+    istanbul-lib-instrument "^4.0.0"
+    test-exclude "^6.0.0"
+
 babel-plugin-jest-hoist@^24.9.0:
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-jest-hoist/-/babel-plugin-jest-hoist-24.9.0.tgz#4f837091eb407e01447c8843cbec546d0002d756"
@@ -2182,6 +2275,13 @@ babel-plugin-jest-hoist@^24.9.0:
   dependencies:
     "@types/babel__traverse" "^7.0.6"
 
+babel-plugin-jest-hoist@^25.1.0:
+  version "25.1.0"
+  resolved "https://registry.yarnpkg.com/babel-plugin-jest-hoist/-/babel-plugin-jest-hoist-25.1.0.tgz#fb62d7b3b53eb36c97d1bc7fec2072f9bd115981"
+  integrity sha512-oIsopO41vW4YFZ9yNYoLQATnnN46lp+MZ6H4VvPKFkcc2/fkl3CfE/NZZSmnEIEsJRmJAgkVEK0R7Zbl50CpTw==
+  dependencies:
+    "@types/babel__traverse" "^7.0.6"
+
 babel-plugin-macros@^2.0.0:
   version "2.8.0"
   resolved "https://registry.yarnpkg.com/babel-plugin-macros/-/babel-plugin-macros-2.8.0.tgz#0f958a7cc6556b1e65344465d99111a1e5e10138"
@@ -2204,6 +2304,15 @@ babel-preset-jest@^24.9.0:
     "@babel/plugin-syntax-object-rest-spread" "^7.0.0"
     babel-plugin-jest-hoist "^24.9.0"
 
+babel-preset-jest@^25.1.0:
+  version "25.1.0"
+  resolved "https://registry.yarnpkg.com/babel-preset-jest/-/babel-preset-jest-25.1.0.tgz#d0aebfebb2177a21cde710996fce8486d34f1d33"
+  integrity sha512-eCGn64olaqwUMaugXsTtGAM2I0QTahjEtnRu0ql8Ie+gDWAc1N6wqN0k2NilnyTunM69Pad7gJY7LOtwLimoFQ==
+  dependencies:
+    "@babel/plugin-syntax-bigint" "^7.0.0"
+    "@babel/plugin-syntax-object-rest-spread" "^7.0.0"
+    babel-plugin-jest-hoist "^25.1.0"
+
 balanced-match@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
@@ -4495,6 +4604,11 @@ fsevents@^1.2.7:
     bindings "^1.5.0"
     nan "^2.12.1"
 
+fsevents@^2.1.2:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.1.2.tgz#4c0a1fb34bc68e543b4b82a9ec392bfbda840805"
+  integrity sha512-R4wDiBwZ0KzpgOWetKDug1FZcYhqYnUYKtfZYt4mD5SBz76q0KR4Q9o7GIPamsVPGmW3EYPPJ0dOOjvx32ldZA==
+
 function-bind@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
@@ -4675,7 +4789,7 @@ good-listener@^1.2.2:
   dependencies:
     delegate "^3.1.2"
 
-graceful-fs@^4.1.11, graceful-fs@^4.1.15, graceful-fs@^4.1.2, graceful-fs@^4.1.6, graceful-fs@^4.2.0:
+graceful-fs@^4.1.11, graceful-fs@^4.1.15, graceful-fs@^4.1.2, graceful-fs@^4.1.6, graceful-fs@^4.2.0, graceful-fs@^4.2.3:
   version "4.2.3"
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.3.tgz#4a12ff1b60376ef09862c2093edd908328be8423"
   integrity sha512-a30VEBm4PEdx1dRB7MFK7BejejvCvBronbLjht+sHuGYj8PHs7M/5Z+rt5lw551vZ7yfTCj4Vuyy3mSJytDWRQ==
@@ -5493,7 +5607,7 @@ is-symbol@^1.0.2:
   dependencies:
     has-symbols "^1.0.1"
 
-is-typedarray@~1.0.0:
+is-typedarray@^1.0.0, is-typedarray@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/is-typedarray/-/is-typedarray-1.0.0.tgz#e479c80858df0c1b11ddda6940f96011fcda4a9a"
   integrity sha1-5HnICFjfDBsR3dppQPlgEfzaSpo=
@@ -5552,6 +5666,11 @@ istanbul-lib-coverage@^2.0.2, istanbul-lib-coverage@^2.0.5:
   resolved "https://registry.yarnpkg.com/istanbul-lib-coverage/-/istanbul-lib-coverage-2.0.5.tgz#675f0ab69503fad4b1d849f736baaca803344f49"
   integrity sha512-8aXznuEPCJvGnMSRft4udDRDtb1V3pkQkMMI5LI+6HuQz5oQ4J2UFn1H82raA3qJtyOLkkwVqICBQkjnGtn5mA==
 
+istanbul-lib-coverage@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-coverage/-/istanbul-lib-coverage-3.0.0.tgz#f5944a37c70b550b02a78a5c3b2055b280cec8ec"
+  integrity sha512-UiUIqxMgRDET6eR+o5HbfRYP1l0hqkWOs7vNxC/mggutCMUIhWMm8gAHb8tHlyfD3/l6rlgNA5cKdDzEAf6hEg==
+
 istanbul-lib-instrument@^3.0.1, istanbul-lib-instrument@^3.3.0:
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-3.3.0.tgz#a5f63d91f0bbc0c3e479ef4c5de027335ec6d630"
@@ -5565,6 +5684,19 @@ istanbul-lib-instrument@^3.0.1, istanbul-lib-instrument@^3.3.0:
     istanbul-lib-coverage "^2.0.5"
     semver "^6.0.0"
 
+istanbul-lib-instrument@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/istanbul-lib-instrument/-/istanbul-lib-instrument-4.0.0.tgz#53321a7970f076262fd3292c8f9b2e4ac544aae1"
+  integrity sha512-Nm4wVHdo7ZXSG30KjZ2Wl5SU/Bw7bDx1PdaiIFzEStdjs0H12mOTncn1GVYuqQSaZxpg87VGBRsVRPGD2cD1AQ==
+  dependencies:
+    "@babel/core" "^7.7.5"
+    "@babel/parser" "^7.7.5"
+    "@babel/template" "^7.7.4"
+    "@babel/traverse" "^7.7.4"
+    "@istanbuljs/schema" "^0.1.2"
+    istanbul-lib-coverage "^3.0.0"
+    semver "^6.3.0"
+
 istanbul-lib-report@^2.0.4:
   version "2.0.8"
   resolved "https://registry.yarnpkg.com/istanbul-lib-report/-/istanbul-lib-report-2.0.8.tgz#5a8113cd746d43c4889eba36ab10e7d50c9b4f33"
@@ -5723,6 +5855,24 @@ jest-haste-map@^24.9.0:
   optionalDependencies:
     fsevents "^1.2.7"
 
+jest-haste-map@^25.1.0:
+  version "25.1.0"
+  resolved "https://registry.yarnpkg.com/jest-haste-map/-/jest-haste-map-25.1.0.tgz#ae12163d284f19906260aa51fd405b5b2e5a4ad3"
+  integrity sha512-/2oYINIdnQZAqyWSn1GTku571aAfs8NxzSErGek65Iu5o8JYb+113bZysRMcC/pjE5v9w0Yz+ldbj9NxrFyPyw==
+  dependencies:
+    "@jest/types" "^25.1.0"
+    anymatch "^3.0.3"
+    fb-watchman "^2.0.0"
+    graceful-fs "^4.2.3"
+    jest-serializer "^25.1.0"
+    jest-util "^25.1.0"
+    jest-worker "^25.1.0"
+    micromatch "^4.0.2"
+    sane "^4.0.3"
+    walker "^1.0.7"
+  optionalDependencies:
+    fsevents "^2.1.2"
+
 jest-jasmine2@^24.9.0:
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/jest-jasmine2/-/jest-jasmine2-24.9.0.tgz#1f7b1bd3242c1774e62acabb3646d96afc3be6a0"
@@ -5794,6 +5944,11 @@ jest-regex-util@^24.3.0, jest-regex-util@^24.9.0:
   resolved "https://registry.yarnpkg.com/jest-regex-util/-/jest-regex-util-24.9.0.tgz#c13fb3380bde22bf6575432c493ea8fe37965636"
   integrity sha512-05Cmb6CuxaA+Ys6fjr3PhvV3bGQmO+2p2La4hFbU+W5uOc479f7FdLXUWXw4pYMAhhSZIuKHwSXSu6CsSBAXQA==
 
+jest-regex-util@^25.1.0:
+  version "25.1.0"
+  resolved "https://registry.yarnpkg.com/jest-regex-util/-/jest-regex-util-25.1.0.tgz#efaf75914267741838e01de24da07b2192d16d87"
+  integrity sha512-9lShaDmDpqwg+xAd73zHydKrBbbrIi08Kk9YryBEBybQFg/lBWR/2BDjjiSE7KIppM9C5+c03XiDaZ+m4Pgs1w==
+
 jest-resolve-dependencies@^24.9.0:
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/jest-resolve-dependencies/-/jest-resolve-dependencies-24.9.0.tgz#ad055198959c4cfba8a4f066c673a3f0786507ab"
@@ -5873,6 +6028,11 @@ jest-serializer@^24.9.0:
   resolved "https://registry.yarnpkg.com/jest-serializer/-/jest-serializer-24.9.0.tgz#e6d7d7ef96d31e8b9079a714754c5d5c58288e73"
   integrity sha512-DxYipDr8OvfrKH3Kel6NdED3OXxjvxXZ1uIY2I9OFbGg+vUkkg7AGvi65qbhbWNPvDckXmzMPbK3u3HaDO49bQ==
 
+jest-serializer@^25.1.0:
+  version "25.1.0"
+  resolved "https://registry.yarnpkg.com/jest-serializer/-/jest-serializer-25.1.0.tgz#73096ba90e07d19dec4a0c1dd89c355e2f129e5d"
+  integrity sha512-20Wkq5j7o84kssBwvyuJ7Xhn7hdPeTXndnwIblKDR2/sy1SUm6rWWiG9kSCgJPIfkDScJCIsTtOKdlzfIHOfKA==
+
 jest-snapshot@^24.9.0:
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/jest-snapshot/-/jest-snapshot-24.9.0.tgz#ec8e9ca4f2ec0c5c87ae8f925cf97497b0e951ba"
@@ -5910,6 +6070,16 @@ jest-util@^24.9.0:
     slash "^2.0.0"
     source-map "^0.6.0"
 
+jest-util@^25.1.0:
+  version "25.1.0"
+  resolved "https://registry.yarnpkg.com/jest-util/-/jest-util-25.1.0.tgz#7bc56f7b2abd534910e9fa252692f50624c897d9"
+  integrity sha512-7did6pLQ++87Qsj26Fs/TIwZMUFBXQ+4XXSodRNy3luch2DnRXsSnmpVtxxQ0Yd6WTipGpbhh2IFP1mq6/fQGw==
+  dependencies:
+    "@jest/types" "^25.1.0"
+    chalk "^3.0.0"
+    is-ci "^2.0.0"
+    mkdirp "^0.5.1"
+
 jest-validate@^24.9.0:
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/jest-validate/-/jest-validate-24.9.0.tgz#0775c55360d173cd854e40180756d4ff52def8ab"
@@ -5943,6 +6113,14 @@ jest-worker@^24.6.0, jest-worker@^24.9.0:
     merge-stream "^2.0.0"
     supports-color "^6.1.0"
 
+jest-worker@^25.1.0:
+  version "25.1.0"
+  resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-25.1.0.tgz#75d038bad6fdf58eba0d2ec1835856c497e3907a"
+  integrity sha512-ZHhHtlxOWSxCoNOKHGbiLzXnl42ga9CxDr27H36Qn+15pQZd3R/F24jrmjDelw9j/iHUIWMWs08/u2QN50HHOg==
+  dependencies:
+    merge-stream "^2.0.0"
+    supports-color "^7.0.0"
+
 jest@^24.9.0:
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/jest/-/jest-24.9.0.tgz#987d290c05a08b52c56188c1002e368edb007171"
@@ -7424,7 +7602,7 @@ performance-now@^2.1.0:
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-2.1.0.tgz#6309f4e0e5fa913ec1c69307ae364b4b377c9e7b"
   integrity sha1-Ywn04OX6kT7BxpMHrjZLSzd8nns=
 
-picomatch@^2.0.5:
+picomatch@^2.0.4, picomatch@^2.0.5:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.2.1.tgz#21bac888b6ed8601f831ce7816e335bc779f0a4a"
   integrity sha512-ISBaA8xQNmwELC7eOjqFKMESB2VIqt4PPDD0nsS95b/9dZXvVKOlz9keMSnoGGKcOHXfTvDD6WMaRoSc9UuhRA==
@@ -7852,7 +8030,7 @@ react-input-autosize@^2.2.2:
   dependencies:
     prop-types "^15.5.8"
 
-react-is@^16.6.0, react-is@^16.7.0, react-is@^16.8.1, react-is@^16.8.4, react-is@^16.9.0:
+react-is@^16.6.0, react-is@^16.7.0, react-is@^16.8.1, react-is@^16.8.4, react-is@^16.8.6, react-is@^16.9.0:
   version "16.12.0"
   resolved "https://registry.yarnpkg.com/react-is/-/react-is-16.12.0.tgz#2cc0fe0fba742d97fd527c42a13bec4eeb06241c"
   integrity sha512-rPCkf/mWBtKc97aLL9/txD8DZdemK0vkA3JMLShjlJB3Pj3s+lpf1KaBzMfQrAmhMQB0n1cU/SUGgKKBCe837Q==
@@ -7955,6 +8133,16 @@ react-style-proptype@^3.0.0:
   dependencies:
     prop-types "^15.5.4"
 
+react-test-renderer@^16.12.0:
+  version "16.12.0"
+  resolved "https://registry.yarnpkg.com/react-test-renderer/-/react-test-renderer-16.12.0.tgz#11417ffda579306d4e841a794d32140f3da1b43f"
+  integrity sha512-Vj/teSqt2oayaWxkbhQ6gKis+t5JrknXfPVo+aIJ8QwYAqMPH77uptOdrlphyxl8eQI/rtkOYg86i/UWkpFu0w==
+  dependencies:
+    object-assign "^4.1.1"
+    prop-types "^15.6.2"
+    react-is "^16.8.6"
+    scheduler "^0.18.0"
+
 react-tooltip@^3.11.2:
   version "3.11.2"
   resolved "https://registry.yarnpkg.com/react-tooltip/-/react-tooltip-3.11.2.tgz#78972910657d6184defdcdc9a0182c1e44e01ce6"
@@ -8247,6 +8435,11 @@ resolve-from@^4.0.0:
   resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-4.0.0.tgz#4abcd852ad32dd7baabfe9b40e00a36db5f392e6"
   integrity sha512-pb/MYmXstAkysRFx8piNI1tGFNQIFA3vkE3Gq4EuA1dF6gHp/+vgZqsCGJapvy8N3Q+4o7FwvquPJcnZ7RYy4g==
 
+resolve-from@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-5.0.0.tgz#c35225843df8f776df21c57557bc087e9dfdfc69"
+  integrity sha512-qYg9KP24dD5qka9J47d0aVky0N+b4fTU89LN9iDnjB5waksiC49rvMB0PrUJQGoTmH50XPiqOvAjDfaijGxYZw==
+
 resolve-pathname@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/resolve-pathname/-/resolve-pathname-3.0.0.tgz#99d02224d3cf263689becbb393bc560313025dcd"
@@ -9185,6 +9378,15 @@ test-exclude@^5.2.3:
     read-pkg-up "^4.0.0"
     require-main-filename "^2.0.0"
 
+test-exclude@^6.0.0:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/test-exclude/-/test-exclude-6.0.0.tgz#04a8698661d805ea6fa293b6cb9e63ac044ef15e"
+  integrity sha512-cAGWPIyOHU6zlmg88jwm7VRyXnMN7iV68OGAbYDk/Mh/xC/pzVPlQtY6ngoIH/5/tciuhGfvESU8GrHrcxD56w==
+  dependencies:
+    "@istanbuljs/schema" "^0.1.2"
+    glob "^7.1.4"
+    minimatch "^3.0.4"
+
 text-table@^0.2.0:
   version "0.2.0"
   resolved "https://registry.yarnpkg.com/text-table/-/text-table-0.2.0.tgz#7f5ee823ae805207c00af2df4a84ec3fcfa570b4"
@@ -9424,6 +9626,13 @@ type@^2.0.0:
   resolved "https://registry.yarnpkg.com/type/-/type-2.0.0.tgz#5f16ff6ef2eb44f260494dae271033b29c09a9c3"
   integrity sha512-KBt58xCHry4Cejnc2ISQAF7QY+ORngsWfxezO68+12hKV6lQY8P/psIkcbjeHWn7MqcgciWJyCCevFMJdIXpow==
 
+typedarray-to-buffer@^3.1.5:
+  version "3.1.5"
+  resolved "https://registry.yarnpkg.com/typedarray-to-buffer/-/typedarray-to-buffer-3.1.5.tgz#a97ee7a9ff42691b9f783ff1bc5112fe3fca9080"
+  integrity sha512-zdu8XMNEDepKKR+XYOXAVPtWui0ly0NtohUscw+UmaHiAWT8hrV1rr//H6V+0DvJ3OQ19S979M0laLfX8rm82Q==
+  dependencies:
+    is-typedarray "^1.0.0"
+
 typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
@@ -10344,6 +10553,16 @@ write-file-atomic@2.4.1:
     imurmurhash "^0.1.4"
     signal-exit "^3.0.2"
 
+write-file-atomic@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/write-file-atomic/-/write-file-atomic-3.0.1.tgz#558328352e673b5bb192cf86500d60b230667d4b"
+  integrity sha512-JPStrIyyVJ6oCSz/691fAjFtefZ6q+fP6tm+OS4Qw6o+TGQxNp1ziY2PgS+X/m0V8OWhZiO/m4xSj+Pr4RrZvw==
+  dependencies:
+    imurmurhash "^0.1.4"
+    is-typedarray "^1.0.0"
+    signal-exit "^3.0.2"
+    typedarray-to-buffer "^3.1.5"
+
 write@1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/write/-/write-1.0.3.tgz#0800e14523b923a387e415123c865616aae0f5c3"