diff --git a/.eslintrc.json b/.eslintrc.json
new file mode 100644
index 0000000..44cbe88
--- /dev/null
+++ b/.eslintrc.json
@@ -0,0 +1,3 @@
+{
+    "extends": "airbnb"
+}
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..69049ee
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,24 @@
+# dependencies
+/node_modules
+
+# testing
+/coverage
+
+# production
+/build
+
+# misc
+.DS_Store
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+package-lock.json
+
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+**/__snapshots__/**
+
+package-lock.json
\ No newline at end of file
diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..6d9efce
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,11 @@
+language: node_js
+node_js:
+  - "stable"
+cache:
+  directories:
+    - node_modules
+script:
+  - npm install coveralls
+  - npm test -- --coverage
+after_success:
+  - npm run coveralls
\ No newline at end of file
diff --git a/README.md b/README.md
index b8f137c..da4a0e7 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,9 @@
-# mydiary-react
\ No newline at end of file
+# mydiary-react
+
+<a href="https://codeclimate.com/github/kenneth051/mydiary-react/maintainability"><img src="https://api.codeclimate.com/v1/badges/7714b99979beb98919c6/maintainability" /></a>
+
+
+[![Build Status](https://travis-ci.org/kenneth051/mydiary-react.svg?branch=develop)](https://travis-ci.org/kenneth051/mydiary-react)
+
+
+[![Coverage Status](https://coveralls.io/repos/github/kenneth051/mydiary-react/badge.svg)](https://coveralls.io/github/kenneth051/mydiary-react)
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index 5622bd2..38c828c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -895,6 +895,12 @@
         "loader-utils": "^1.1.0"
       }
     },
+    "@types/node": {
+      "version": "10.12.10",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-10.12.10.tgz",
+      "integrity": "sha512-8xZEYckCbUVgK8Eg7lf5Iy4COKJ5uXlnIOnePN0WUwSQggy9tolM+tDJf7wMOnT/JT/W9xDYIaYggt3mRV2O5w==",
+      "dev": true
+    },
     "@types/tapable": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/@types/tapable/-/tapable-1.0.2.tgz",
@@ -1548,6 +1554,17 @@
       "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.2.1.tgz",
       "integrity": "sha1-odl8yvy8JiXMcPrc6zalDFiwGlM="
     },
+    "array.prototype.flat": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/array.prototype.flat/-/array.prototype.flat-1.2.1.tgz",
+      "integrity": "sha512-rVqIs330nLJvfC7JqYvEWwqVr5QjYF1ib02i3YJtR/fICO6527Tjpc/e4Mvmxh3GIePPreRXMdaGyC99YphWEw==",
+      "dev": true,
+      "requires": {
+        "define-properties": "^1.1.2",
+        "es-abstract": "^1.10.0",
+        "function-bind": "^1.1.1"
+      }
+    },
     "arrify": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/arrify/-/arrify-1.0.1.tgz",
@@ -2539,9 +2556,9 @@
       }
     },
     "caniuse-lite": {
-      "version": "1.0.30000910",
-      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30000910.tgz",
-      "integrity": "sha512-u/nxtHGAzCGZzIxt3dA/tpSPOcirBZFWKwz1EPz4aaupnBI2XR0Rbr74g0zc6Hzy41OEM4uMoZ38k56TpYAWjQ=="
+      "version": "1.0.30000912",
+      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30000912.tgz",
+      "integrity": "sha512-M3zAtV36U+xw5mMROlTXpAHClmPAor6GPKAMD5Yi7glCB5sbMPFtnQ3rGpk4XqPdUrrTIaVYSJZxREZWNy8QJg=="
     },
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       "version": "1.2.0",
@@ -2581,6 +2598,95 @@
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       "integrity": "sha512-YbulWHdfP99UfZ73NcUDlNJhEIDgm9Doq9GhpyXbF+7Aegi3CVV7qqMCKTTqJxlvEvnQBp9IA+dxsGN6xK/nSg=="
     },
+    "cheerio": {
+      "version": "1.0.0-rc.2",
+      "resolved": "https://registry.npmjs.org/cheerio/-/cheerio-1.0.0-rc.2.tgz",
+      "integrity": "sha1-S59TqBsn5NXawxwP/Qz6A8xoMNs=",
+      "dev": true,
+      "requires": {
+        "css-select": "~1.2.0",
+        "dom-serializer": "~0.1.0",
+        "entities": "~1.1.1",
+        "htmlparser2": "^3.9.1",
+        "lodash": "^4.15.0",
+        "parse5": "^3.0.1"
+      },
+      "dependencies": {
+        "css-select": {
+          "version": "1.2.0",
+          "resolved": "http://registry.npmjs.org/css-select/-/css-select-1.2.0.tgz",
+          "integrity": "sha1-KzoRBTnFNV8c2NMUYj6HCxIeyFg=",
+          "dev": true,
+          "requires": {
+            "boolbase": "~1.0.0",
+            "css-what": "2.1",
+            "domutils": "1.5.1",
+            "nth-check": "~1.0.1"
+          }
+        },
+        "domhandler": {
+          "version": "2.4.2",
+          "resolved": "https://registry.npmjs.org/domhandler/-/domhandler-2.4.2.tgz",
+          "integrity": "sha512-JiK04h0Ht5u/80fdLMCEmV4zkNh2BcoMFBmZ/91WtYZ8qVXSKjiw7fXMgFPnHcSZgOo3XdinHvmnDUeMf5R4wA==",
+          "dev": true,
+          "requires": {
+            "domelementtype": "1"
+          }
+        },
+        "domutils": {
+          "version": "1.5.1",
+          "resolved": "https://registry.npmjs.org/domutils/-/domutils-1.5.1.tgz",
+          "integrity": "sha1-3NhIiib1Y9YQeeSMn3t+Mjc2gs8=",
+          "dev": true,
+          "requires": {
+            "dom-serializer": "0",
+            "domelementtype": "1"
+          }
+        },
+        "htmlparser2": {
+          "version": "3.10.0",
+          "resolved": "https://registry.npmjs.org/htmlparser2/-/htmlparser2-3.10.0.tgz",
+          "integrity": "sha512-J1nEUGv+MkXS0weHNWVKJJ+UrLfePxRWpN3C9bEi9fLxL2+ggW94DQvgYVXsaT30PGwYRIZKNZXuyMhp3Di4bQ==",
+          "dev": true,
+          "requires": {
+            "domelementtype": "^1.3.0",
+            "domhandler": "^2.3.0",
+            "domutils": "^1.5.1",
+            "entities": "^1.1.1",
+            "inherits": "^2.0.1",
+            "readable-stream": "^3.0.6"
+          },
+          "dependencies": {
+            "domelementtype": {
+              "version": "1.3.0",
+              "resolved": "http://registry.npmjs.org/domelementtype/-/domelementtype-1.3.0.tgz",
+              "integrity": "sha1-sXrtguirWeUt2cGbF1bg/BhyBMI=",
+              "dev": true
+            }
+          }
+        },
+        "parse5": {
+          "version": "3.0.3",
+          "resolved": "https://registry.npmjs.org/parse5/-/parse5-3.0.3.tgz",
+          "integrity": "sha512-rgO9Zg5LLLkfJF9E6CCmXlSE4UVceloys8JrFqCcHloC3usd/kJCyPDwH2SOlzix2j3xaP9sUX3e8+kvkuleAA==",
+          "dev": true,
+          "requires": {
+            "@types/node": "*"
+          }
+        },
+        "readable-stream": {
+          "version": "3.0.6",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.0.6.tgz",
+          "integrity": "sha512-9E1oLoOWfhSXHGv6QlwXJim7uNzd9EVlWK+21tCU9Ju/kR0/p2AZYPz4qSchgO8PlLIH4FpZYfzwS+rEksZjIg==",
+          "dev": true,
+          "requires": {
+            "inherits": "^2.0.3",
+            "string_decoder": "^1.1.1",
+            "util-deprecate": "^1.0.1"
+          }
+        }
+      }
+    },
     "chokidar": {
       "version": "2.0.4",
       "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-2.0.4.tgz",
@@ -3041,6 +3147,28 @@
         "parse-json": "^4.0.0"
       }
     },
+    "coveralls": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/coveralls/-/coveralls-3.0.2.tgz",
+      "integrity": "sha512-Tv0LKe/MkBOilH2v7WBiTBdudg2ChfGbdXafc/s330djpF3zKOmuehTeRwjXWc7pzfj9FrDUTA7tEx6Div8NFw==",
+      "dev": true,
+      "requires": {
+        "growl": "~> 1.10.0",
+        "js-yaml": "^3.11.0",
+        "lcov-parse": "^0.0.10",
+        "log-driver": "^1.2.7",
+        "minimist": "^1.2.0",
+        "request": "^2.85.0"
+      },
+      "dependencies": {
+        "minimist": {
+          "version": "1.2.0",
+          "resolved": "http://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+          "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
+          "dev": true
+        }
+      }
+    },
     "create-ecdh": {
       "version": "4.0.3",
       "resolved": "https://registry.npmjs.org/create-ecdh/-/create-ecdh-4.0.3.tgz",
@@ -3687,6 +3815,12 @@
         }
       }
     },
+    "discontinuous-range": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/discontinuous-range/-/discontinuous-range-1.0.0.tgz",
+      "integrity": "sha1-44Mx8IRLukm5qctxx3FYWqsbxlo=",
+      "dev": true
+    },
     "dns-equal": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/dns-equal/-/dns-equal-1.0.0.tgz",
@@ -3825,9 +3959,9 @@
       "integrity": "sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0="
     },
     "electron-to-chromium": {
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-      "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.84.tgz",
-      "integrity": "sha512-IYhbzJYOopiTaNWMBp7RjbecUBsbnbDneOP86f3qvS0G0xfzwNSvMJpTrvi5/Y1gU7tg2NAgeg8a8rCYvW9Whw=="
+      "version": "1.3.85",
+      "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.85.tgz",
+      "integrity": "sha512-kWSDVVF9t3mft2OHVZy4K85X2beP6c6mFm3teFS/mLSDJpQwuFIWHrULCX+w6H1E55ZYmFRlT+ATAFRwhrYzsw=="
     },
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@@ -3881,6 +4015,60 @@
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     },
+    "enzyme": {
+      "version": "3.7.0",
+      "resolved": "https://registry.npmjs.org/enzyme/-/enzyme-3.7.0.tgz",
+      "integrity": "sha512-QLWx+krGK6iDNyR1KlH5YPZqxZCQaVF6ike1eDJAOg0HvSkSCVImPsdWaNw6v+VrnK92Kg8jIOYhuOSS9sBpyg==",
+      "dev": true,
+      "requires": {
+        "array.prototype.flat": "^1.2.1",
+        "cheerio": "^1.0.0-rc.2",
+        "function.prototype.name": "^1.1.0",
+        "has": "^1.0.3",
+        "is-boolean-object": "^1.0.0",
+        "is-callable": "^1.1.4",
+        "is-number-object": "^1.0.3",
+        "is-string": "^1.0.4",
+        "is-subset": "^0.1.1",
+        "lodash.escape": "^4.0.1",
+        "lodash.isequal": "^4.5.0",
+        "object-inspect": "^1.6.0",
+        "object-is": "^1.0.1",
+        "object.assign": "^4.1.0",
+        "object.entries": "^1.0.4",
+        "object.values": "^1.0.4",
+        "raf": "^3.4.0",
+        "rst-selector-parser": "^2.2.3",
+        "string.prototype.trim": "^1.1.2"
+      }
+    },
+    "enzyme-adapter-react-16": {
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/enzyme-adapter-react-16/-/enzyme-adapter-react-16-1.7.0.tgz",
+      "integrity": "sha512-rDr0xlnnFPffAPYrvG97QYJaRl9unVDslKee33wTStsBEwZTkESX1H7VHGT5eUc6ifNzPgOJGvSh2zpHT4gXjA==",
+      "dev": true,
+      "requires": {
+        "enzyme-adapter-utils": "^1.9.0",
+        "function.prototype.name": "^1.1.0",
+        "object.assign": "^4.1.0",
+        "object.values": "^1.0.4",
+        "prop-types": "^15.6.2",
+        "react-is": "^16.6.1",
+        "react-test-renderer": "^16.0.0-0"
+      }
+    },
+    "enzyme-adapter-utils": {
+      "version": "1.9.0",
+      "resolved": "https://registry.npmjs.org/enzyme-adapter-utils/-/enzyme-adapter-utils-1.9.0.tgz",
+      "integrity": "sha512-uMe4xw4l/Iloh2Fz+EO23XUYMEQXj5k/5ioLUXCNOUCI8Dml5XQMO9+QwUq962hBsY5qftfHHns+d990byWHvg==",
+      "dev": true,
+      "requires": {
+        "function.prototype.name": "^1.1.0",
+        "object.assign": "^4.1.0",
+        "prop-types": "^15.6.2",
+        "semver": "^5.6.0"
+      }
+    },
     "errno": {
       "version": "0.1.7",
       "resolved": "https://registry.npmjs.org/errno/-/errno-0.1.7.tgz",
@@ -4023,6 +4211,28 @@
         }
       }
     },
+    "eslint-config-airbnb": {
+      "version": "17.1.0",
+      "resolved": "https://registry.npmjs.org/eslint-config-airbnb/-/eslint-config-airbnb-17.1.0.tgz",
+      "integrity": "sha512-R9jw28hFfEQnpPau01NO5K/JWMGLi6aymiF6RsnMURjTk+MqZKllCqGK/0tOvHkPi/NWSSOU2Ced/GX++YxLnw==",
+      "dev": true,
+      "requires": {
+        "eslint-config-airbnb-base": "^13.1.0",
+        "object.assign": "^4.1.0",
+        "object.entries": "^1.0.4"
+      }
+    },
+    "eslint-config-airbnb-base": {
+      "version": "13.1.0",
+      "resolved": "https://registry.npmjs.org/eslint-config-airbnb-base/-/eslint-config-airbnb-base-13.1.0.tgz",
+      "integrity": "sha512-XWwQtf3U3zIoKO1BbHh6aUhJZQweOwSt4c2JrPDg9FP3Ltv3+YfEv7jIDB8275tVnO/qOHbfuYg3kzw6Je7uWw==",
+      "dev": true,
+      "requires": {
+        "eslint-restricted-globals": "^0.1.1",
+        "object.assign": "^4.1.0",
+        "object.entries": "^1.0.4"
+      }
+    },
     "eslint-config-react-app": {
       "version": "3.0.5",
       "resolved": "https://registry.npmjs.org/eslint-config-react-app/-/eslint-config-react-app-3.0.5.tgz",
@@ -4243,6 +4453,12 @@
         "prop-types": "^15.6.2"
       }
     },
+    "eslint-restricted-globals": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/eslint-restricted-globals/-/eslint-restricted-globals-0.1.1.tgz",
+      "integrity": "sha1-NfDVy8ZMLj7WLpO0saevBbp+1Nc=",
+      "dev": true
+    },
     "eslint-scope": {
       "version": "3.7.1",
       "resolved": "https://registry.npmjs.org/eslint-scope/-/eslint-scope-3.7.1.tgz",
@@ -5842,6 +6058,17 @@
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       "integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A=="
     },
+    "function.prototype.name": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/function.prototype.name/-/function.prototype.name-1.1.0.tgz",
+      "integrity": "sha512-Bs0VRrTz4ghD8pTmbJQD1mZ8A/mN0ur/jGz+A6FBxPDUPkm1tNfF6bhTYPA7i7aF4lZJVr+OXTNNrnnIl58Wfg==",
+      "dev": true,
+      "requires": {
+        "define-properties": "^1.1.2",
+        "function-bind": "^1.1.1",
+        "is-callable": "^1.1.3"
+      }
+    },
     "functional-red-black-tree": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/functional-red-black-tree/-/functional-red-black-tree-1.0.1.tgz",
@@ -5968,6 +6195,12 @@
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     },
+    "growl": {
+      "version": "1.10.5",
+      "resolved": "https://registry.npmjs.org/growl/-/growl-1.10.5.tgz",
+      "integrity": "sha512-qBr4OuELkhPenW6goKVXiv47US3clb3/IbuWF9KNKEijAy9oeHxU9IgzjvJhHkUzhaj7rOUD7+YGWqUjLp5oSA==",
+      "dev": true
+    },
     "growly": {
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       "resolved": "https://registry.npmjs.org/growly/-/growly-1.3.0.tgz",
@@ -6333,7 +6566,7 @@
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         "string_decoder": {
           "version": "0.10.31",
-          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
+          "resolved": "http://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
           "integrity": "sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ="
         }
       }
@@ -6881,6 +7114,12 @@
         "binary-extensions": "^1.0.0"
       }
     },
+    "is-boolean-object": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/is-boolean-object/-/is-boolean-object-1.0.0.tgz",
+      "integrity": "sha1-mPiygDBoQhmpXzdc+9iM40Bd/5M=",
+      "dev": true
+    },
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@@ -7012,6 +7251,12 @@
         "kind-of": "^3.0.2"
       }
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+    "is-number-object": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/is-number-object/-/is-number-object-1.0.3.tgz",
+      "integrity": "sha1-8mWrian0RQNO9q/xWo8AsA9VF5k=",
+      "dev": true
+    },
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       "integrity": "sha1-EtSj3U5o4Lec6428hBc66A2RykQ="
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+    "is-string": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/is-string/-/is-string-1.0.4.tgz",
+      "integrity": "sha1-zDqbaYV9Yh6WNyWiTK7shzuCbmQ=",
+      "dev": true
+    },
+    "is-subset": {
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+      "resolved": "https://registry.npmjs.org/is-subset/-/is-subset-0.1.1.tgz",
+      "integrity": "sha1-ilkRfZMt4d4A8kX83TnOQ/HpOaY=",
+      "dev": true
+    },
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@@ -7969,6 +8226,12 @@
         "invert-kv": "^1.0.0"
       }
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+      "version": "0.0.10",
+      "resolved": "https://registry.npmjs.org/lcov-parse/-/lcov-parse-0.0.10.tgz",
+      "integrity": "sha1-GwuP+ayceIklBYK3C3ExXZ2m2aM=",
+      "dev": true
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@@ -8100,6 +8363,24 @@
       "resolved": "https://registry.npmjs.org/lodash.debounce/-/lodash.debounce-4.0.8.tgz",
       "integrity": "sha1-gteb/zCmfEAF/9XiUVMArZyk168="
     },
+    "lodash.escape": {
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/lodash.escape/-/lodash.escape-4.0.1.tgz",
+      "integrity": "sha1-yQRGkMIeBClL6qUXcS/e0fqI3pg=",
+      "dev": true
+    },
+    "lodash.flattendeep": {
+      "version": "4.4.0",
+      "resolved": "https://registry.npmjs.org/lodash.flattendeep/-/lodash.flattendeep-4.4.0.tgz",
+      "integrity": "sha1-+wMJF/hqMTTlvJvsDWngAT3f7bI=",
+      "dev": true
+    },
+    "lodash.isequal": {
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/lodash.isequal/-/lodash.isequal-4.5.0.tgz",
+      "integrity": "sha1-QVxEePK8wwEgwizhDtMib30+GOA=",
+      "dev": true
+    },
     "lodash.memoize": {
       "version": "4.1.2",
       "resolved": "https://registry.npmjs.org/lodash.memoize/-/lodash.memoize-4.1.2.tgz",
@@ -8137,6 +8418,12 @@
       "resolved": "https://registry.npmjs.org/lodash.uniq/-/lodash.uniq-4.5.0.tgz",
       "integrity": "sha1-0CJTc662Uq3BvILklFM5qEJ1R3M="
     },
+    "log-driver": {
+      "version": "1.2.7",
+      "resolved": "https://registry.npmjs.org/log-driver/-/log-driver-1.2.7.tgz",
+      "integrity": "sha512-U7KCmLdqsGHBLeWqYlFA0V0Sl6P08EE1ZrmA9cxjUE0WVqT9qnyVDPz1kzpFEP0jdJuFnasWIfSd7fsaNXkpbg==",
+      "dev": true
+    },
     "loglevel": {
       "version": "1.6.1",
       "resolved": "https://registry.npmjs.org/loglevel/-/loglevel-1.6.1.tgz",
@@ -8323,9 +8610,9 @@
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-      "resolved": "https://registry.npmjs.org/mime/-/mime-2.3.1.tgz",
-      "integrity": "sha512-OEUllcVoydBHGN1z84yfQDimn58pZNNNXgZlHXSboxMlFvgI6MXSWpWKpFRra7H1HxpVhHTkrghfRW49k6yjeg=="
+      "version": "2.4.0",
+      "resolved": "https://registry.npmjs.org/mime/-/mime-2.4.0.tgz",
+      "integrity": "sha512-ikBcWwyqXQSHKtciCcctu9YfPbFYZ4+gbHEmE0Q8jzcTYQg5dHCr3g2wwAZjPoJfQVXZq6KXAjpXOTf5/cjT7w=="
     },
     "mime-db": {
       "version": "1.37.0",
@@ -8438,6 +8725,12 @@
         "minimist": "0.0.8"
       }
     },
+    "moo": {
+      "version": "0.4.3",
+      "resolved": "https://registry.npmjs.org/moo/-/moo-0.4.3.tgz",
+      "integrity": "sha512-gFD2xGCl8YFgGHsqJ9NKRVdwlioeW3mI1iqfLNYQOv0+6JRwG58Zk9DIGQgyIaffSYaO1xsKnMaYzzNr1KyIAw==",
+      "dev": true
+    },
     "move-concurrently": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/move-concurrently/-/move-concurrently-1.0.1.tgz",
@@ -8521,6 +8814,19 @@
       "resolved": "https://registry.npmjs.org/natural-compare/-/natural-compare-1.4.0.tgz",
       "integrity": "sha1-Sr6/7tdUHywnrPspvbvRXI1bpPc="
     },
+    "nearley": {
+      "version": "2.15.1",
+      "resolved": "https://registry.npmjs.org/nearley/-/nearley-2.15.1.tgz",
+      "integrity": "sha512-8IUY/rUrKz2mIynUGh8k+tul1awMKEjeHHC5G3FHvvyAW6oq4mQfNp2c0BMea+sYZJvYcrrM6GmZVIle/GRXGw==",
+      "dev": true,
+      "requires": {
+        "moo": "^0.4.3",
+        "nomnom": "~1.6.2",
+        "railroad-diagrams": "^1.0.0",
+        "randexp": "0.4.6",
+        "semver": "^5.4.1"
+      }
+    },
     "negotiator": {
       "version": "0.6.1",
       "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.1.tgz",
@@ -8610,6 +8916,24 @@
         "semver": "^5.3.0"
       }
     },
+    "nomnom": {
+      "version": "1.6.2",
+      "resolved": "https://registry.npmjs.org/nomnom/-/nomnom-1.6.2.tgz",
+      "integrity": "sha1-hKZqJgF0QI/Ft3oY+IjszET7aXE=",
+      "dev": true,
+      "requires": {
+        "colors": "0.5.x",
+        "underscore": "~1.4.4"
+      },
+      "dependencies": {
+        "colors": {
+          "version": "0.5.1",
+          "resolved": "http://registry.npmjs.org/colors/-/colors-0.5.1.tgz",
+          "integrity": "sha1-fQAj6usVTo7p/Oddy5I9DtFmd3Q=",
+          "dev": true
+        }
+      }
+    },
     "normalize-package-data": {
       "version": "2.4.0",
       "resolved": "https://registry.npmjs.org/normalize-package-data/-/normalize-package-data-2.4.0.tgz",
@@ -8705,6 +9029,18 @@
       "resolved": "https://registry.npmjs.org/object-hash/-/object-hash-1.3.1.tgz",
       "integrity": "sha512-OSuu/pU4ENM9kmREg0BdNrUDIl1heYa4mBZacJc+vVWz4GtAwu7jO8s4AIt2aGRUTqxykpWzI3Oqnsm13tTMDA=="
     },
+    "object-inspect": {
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.6.0.tgz",
+      "integrity": "sha512-GJzfBZ6DgDAmnuaM3104jR4s1Myxr3Y3zfIyN4z3UdqN69oSRacNK8UhnobDdC+7J2AHCjGwxQubNJfE70SXXQ==",
+      "dev": true
+    },
+    "object-is": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/object-is/-/object-is-1.0.1.tgz",
+      "integrity": "sha1-CqYOyZiaCz7Xlc9NBvYs8a1lObY=",
+      "dev": true
+    },
     "object-keys": {
       "version": "1.0.12",
       "resolved": "https://registry.npmjs.org/object-keys/-/object-keys-1.0.12.tgz",
@@ -8729,6 +9065,18 @@
         "object-keys": "^1.0.11"
       }
     },
+    "object.entries": {
+      "version": "1.0.4",
+      "resolved": "https://registry.npmjs.org/object.entries/-/object.entries-1.0.4.tgz",
+      "integrity": "sha1-G/mk3SKI9bM/Opk9JXZh8F0WGl8=",
+      "dev": true,
+      "requires": {
+        "define-properties": "^1.1.2",
+        "es-abstract": "^1.6.1",
+        "function-bind": "^1.1.0",
+        "has": "^1.0.1"
+      }
+    },
     "object.getownpropertydescriptors": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/object.getownpropertydescriptors/-/object.getownpropertydescriptors-2.0.3.tgz",
@@ -11039,6 +11387,22 @@
         "performance-now": "^2.1.0"
       }
     },
+    "railroad-diagrams": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/railroad-diagrams/-/railroad-diagrams-1.0.0.tgz",
+      "integrity": "sha1-635iZ1SN3t+4mcG5Dlc3RVnN234=",
+      "dev": true
+    },
+    "randexp": {
+      "version": "0.4.6",
+      "resolved": "https://registry.npmjs.org/randexp/-/randexp-0.4.6.tgz",
+      "integrity": "sha512-80WNmd9DA0tmZrw9qQa62GPPWfuXJknrmVmLcxvq4uZBdYqb1wYoKTmnlGUchvVWe0XiLupYkBoXVOxz3C8DYQ==",
+      "dev": true,
+      "requires": {
+        "discontinuous-range": "1.0.0",
+        "ret": "~0.1.10"
+      }
+    },
     "randomatic": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/randomatic/-/randomatic-3.1.1.tgz",
@@ -11237,6 +11601,12 @@
       "resolved": "https://registry.npmjs.org/react-error-overlay/-/react-error-overlay-5.1.0.tgz",
       "integrity": "sha512-akMy/BQT5m1J3iJIHkSb4qycq2wzllWsmmolaaFVnb+LPV9cIJ/nTud40ZsiiT0H3P+/wXIdbjx2fzF61OaeOQ=="
     },
+    "react-is": {
+      "version": "16.6.3",
+      "resolved": "https://registry.npmjs.org/react-is/-/react-is-16.6.3.tgz",
+      "integrity": "sha512-u7FDWtthB4rWibG/+mFbVd5FvdI20yde86qKGx4lVUTWmPlSWQ4QxbBIrrs+HnXGbxOUlUzTAP/VDmvCwaP2yA==",
+      "dev": true
+    },
     "react-scripts": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/react-scripts/-/react-scripts-2.1.1.tgz",
@@ -11292,6 +11662,18 @@
         "workbox-webpack-plugin": "3.6.3"
       }
     },
+    "react-test-renderer": {
+      "version": "16.6.3",
+      "resolved": "https://registry.npmjs.org/react-test-renderer/-/react-test-renderer-16.6.3.tgz",
+      "integrity": "sha512-B5bCer+qymrQz/wN03lT0LppbZUDRq6AMfzMKrovzkGzfO81a9T+PWQW6MzkWknbwODQH/qpJno/yFQLX5IWrQ==",
+      "dev": true,
+      "requires": {
+        "object-assign": "^4.1.1",
+        "prop-types": "^15.6.2",
+        "react-is": "^16.6.3",
+        "scheduler": "^0.11.2"
+      }
+    },
     "read-pkg": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-1.1.0.tgz",
@@ -11796,6 +12178,22 @@
         "tough-cookie": "~2.4.3",
         "tunnel-agent": "^0.6.0",
         "uuid": "^3.3.2"
+      },
+      "dependencies": {
+        "punycode": {
+          "version": "1.4.1",
+          "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
+          "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4="
+        },
+        "tough-cookie": {
+          "version": "2.4.3",
+          "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.4.3.tgz",
+          "integrity": "sha512-Q5srk/4vDM54WJsJio3XNn6K2sCG+CQ8G5Wz6bZhRZoAe/+TxjWB/GlFAnYEbkYVlON9FMk/fE3h2RLpPXo4lQ==",
+          "requires": {
+            "psl": "^1.1.24",
+            "punycode": "^1.4.1"
+          }
+        }
       }
     },
     "request-promise-core": {
@@ -11941,6 +12339,16 @@
         "inherits": "^2.0.1"
       }
     },
+    "rst-selector-parser": {
+      "version": "2.2.3",
+      "resolved": "https://registry.npmjs.org/rst-selector-parser/-/rst-selector-parser-2.2.3.tgz",
+      "integrity": "sha1-gbIw6i/MYGbInjRy3nlChdmwPZE=",
+      "dev": true,
+      "requires": {
+        "lodash.flattendeep": "^4.4.0",
+        "nearley": "^2.7.10"
+      }
+    },
     "rsvp": {
       "version": "3.6.2",
       "resolved": "https://registry.npmjs.org/rsvp/-/rsvp-3.6.2.tgz",
@@ -13032,9 +13440,20 @@
         }
       }
     },
+    "string.prototype.trim": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/string.prototype.trim/-/string.prototype.trim-1.1.2.tgz",
+      "integrity": "sha1-0E3iyJ4Tf019IG8Ia17S+ua+jOo=",
+      "dev": true,
+      "requires": {
+        "define-properties": "^1.1.2",
+        "es-abstract": "^1.5.0",
+        "function-bind": "^1.0.2"
+      }
+    },
     "string_decoder": {
       "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+      "resolved": "http://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
       "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
       "requires": {
         "safe-buffer": "~5.1.0"
@@ -13190,9 +13609,9 @@
       }
     },
     "tapable": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/tapable/-/tapable-1.1.0.tgz",
-      "integrity": "sha512-IlqtmLVaZA2qab8epUXbVWRn3aB1imbDMJtjB3nu4X0NqPkcY/JH9ZtCBWKHWPxs8Svi9tyo8w2dBoi07qZbBA=="
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/tapable/-/tapable-1.1.1.tgz",
+      "integrity": "sha512-9I2ydhj8Z9veORCw5PRm4u9uebCn0mcCa6scWoNcbZ6dAtoo2618u9UUzxgmsCOreJpqDDuv61LvwofW7hLcBA=="
     },
     "terser": {
       "version": "3.10.12",
@@ -13427,19 +13846,12 @@
       }
     },
     "tough-cookie": {
-      "version": "2.4.3",
-      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.4.3.tgz",
-      "integrity": "sha512-Q5srk/4vDM54WJsJio3XNn6K2sCG+CQ8G5Wz6bZhRZoAe/+TxjWB/GlFAnYEbkYVlON9FMk/fE3h2RLpPXo4lQ==",
+      "version": "2.5.0",
+      "resolved": "https://registry.npmjs.org/tough-cookie/-/tough-cookie-2.5.0.tgz",
+      "integrity": "sha512-nlLsUzgm1kfLXSXfRZMc1KLAugd4hqJHDTvc2hDIwS3mZAfMEuMbc03SujMF+GEcpaX/qboeycw6iO8JwVv2+g==",
       "requires": {
-        "psl": "^1.1.24",
-        "punycode": "^1.4.1"
-      },
-      "dependencies": {
-        "punycode": {
-          "version": "1.4.1",
-          "resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
-          "integrity": "sha1-wNWmOycYgArY4esPpSachN1BhF4="
-        }
+        "psl": "^1.1.28",
+        "punycode": "^2.1.1"
       }
     },
     "tr46": {
@@ -13630,6 +14042,12 @@
         }
       }
     },
+    "underscore": {
+      "version": "1.4.4",
+      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.4.4.tgz",
+      "integrity": "sha1-YaajIBBiKvoHljvzJSA88SI51gQ=",
+      "dev": true
+    },
     "unicode-canonical-property-names-ecmascript": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/unicode-canonical-property-names-ecmascript/-/unicode-canonical-property-names-ecmascript-1.0.4.tgz",
@@ -14808,9 +15226,9 @@
       "integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE="
     },
     "yallist": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.0.2.tgz",
-      "integrity": "sha1-hFK0u36Dx8GI2AQcGoN8dz1ti7k="
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.0.3.tgz",
+      "integrity": "sha512-S+Zk8DEWE6oKpV+vI3qWkaK+jSbIK86pCwe2IF/xwIpQ8jEuxpw9NyaGjmp9+BoJv5FV2piqCDcoCtStppiq2A=="
     },
     "yargs": {
       "version": "11.1.0",
diff --git a/package.json b/package.json
index 0caad3e..c424677 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,7 @@
   "scripts": {
     "start": "react-scripts start",
     "build": "react-scripts build",
+    "coveralls": "cat ./coverage/lcov.info | node node_modules/.bin/coveralls",
     "test": "react-scripts test",
     "eject": "react-scripts eject"
   },
@@ -25,5 +26,15 @@
     "not dead",
     "not ie <= 11",
     "not op_mini all"
-  ]
+  ],
+  "devDependencies": {
+    "babel-eslint": "^9.0.0",
+    "coveralls": "^3.0.2",
+    "enzyme": "^3.7.0",
+    "enzyme-adapter-react-16": "^1.7.0",
+    "eslint-config-airbnb": "^17.1.0",
+    "eslint-plugin-import": "^2.14.0",
+    "eslint-plugin-jsx-a11y": "^6.1.2",
+    "eslint-plugin-react": "^7.11.1"
+  }
 }
diff --git a/src/setupTests.js b/src/setupTests.js
new file mode 100644
index 0000000..9ff36f8
--- /dev/null
+++ b/src/setupTests.js
@@ -0,0 +1,4 @@
+import Enzyme from 'enzyme';
+import Adapter from 'enzyme-adapter-react-16';
+
+ Enzyme.configure({ adapter: new Adapter() });
\ No newline at end of file