diff --git a/app.test.js b/app.test.js
new file mode 100644
index 0000000..bcb0b77
--- /dev/null
+++ b/app.test.js
@@ -0,0 +1,111 @@
+const { assert } = require("chai");
+const io = require("socket.io-client");
+
+const PORT = process.env.PORT || 3000;
+const BAAT_HOST = process.env.BAAT_HOST || "http://localhost";
+
+const SERVER = `${BAAT_HOST}:${PORT}`;
+
+describe("App.js", () => {
+  let socket;
+  let client;
+
+  beforeEach(() => {
+    socket = io(SERVER);
+    client = socket.connect();
+  });
+
+  afterEach(() => {
+    if (client) client.disconnect();
+    if (socket) socket.close();
+  });
+
+  it("should test if client is connected", (done) => {
+    client.on("connect", () => {
+      assert.isTrue(client.connected);
+      client.disconnect();
+      socket.close();
+      done();
+    });
+  });
+
+  it("should test if name is send", (done) => {
+    client.on("connect", () => {
+      assert.isTrue(client.connected);
+
+      client.on("user invalid", (data) => {
+        assert.isObject(data);
+        assert.hasAllKeys(data, "username");
+        assert.strictEqual(data.username, " is invalid.");
+        done();
+      });
+
+      client.emit("set username", undefined);
+    });
+  });
+
+  it("should test if broadcast notify all users (except sender)", (done) => {
+    const localSocket = io(SERVER);
+    const localClient = localSocket.connect();
+
+    client.on("connect", () => {
+      assert.isTrue(client.connected);
+
+      client.emit("set username", "baatCheet");
+
+      client.disconnect();
+      socket.close();
+    });
+
+    localClient.on("connect", () => {
+      assert.isTrue(localClient.connected);
+
+      localClient.on("user joined", (data) => {
+        assert.isObject(data);
+        assert.hasAnyKeys(data, "username");
+        assert.strictEqual(data.username, "baatCheet");
+
+        localClient.disconnect();
+        localSocket.close();
+
+        done();
+      });
+
+    });
+  });
+
+  it("should test if user exist", (done) => {
+    const socket = io(SERVER);
+    const socketTwo = io(SERVER);
+    const client = socket.connect();
+    const clienTwo = socketTwo.connect();
+
+    client.on("connect", () => {
+      assert.isTrue(client.connected);
+
+      client.on("user set", (data) => {
+        assert.isObject(data);
+        assert.hasAnyKeys(data, "username");
+        assert.strictEqual(data.username, "uniqueName");
+      });
+
+      client.emit("set username", "uniqueName");
+    });
+
+    clienTwo.on("connect", () => {
+      assert.isTrue(clienTwo.connected);
+
+      clienTwo.on("user exists", (data) => {
+        assert.strictEqual(data, "uniqueName");
+
+        client.disconnect();
+        clienTwo.disconnect();
+        socket.close();
+        socketTwo.close();
+        done();
+      });
+
+      clienTwo.emit("set username", "uniqueName");
+    });
+  });
+});
diff --git a/package.json b/package.json
index f93e0c7..74e26e7 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,9 @@
   "description": "An anonymous chat site",
   "main": "index.js",
   "scripts": {
-    "start": "node app.js"
+    "start": "node app.js",
+    "test:watch": "mocha --watch ./*.test.js",
+    "test": "mocha ./*.test.js"
   },
   "engines": {
     "npm": "3.10.10",
@@ -26,7 +28,7 @@
   },
   "devDependencies": {
     "chai": "^4.2.0",
-    "chai-http": "^4.3.0",
-    "mocha": "^8.2.0"
+    "mocha": "^8.2.0",
+    "socket.io-client": "^2.3.1"
   }
 }
diff --git a/yarn.lock b/yarn.lock
index 4bf1869..4b44b33 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,29 +2,6 @@
 # yarn lockfile v1
 
 
-"@types/chai@4":
-  version "4.2.14"
-  resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.2.14.tgz#44d2dd0b5de6185089375d976b4ec5caf6861193"
-  integrity sha512-G+ITQPXkwTrslfG5L/BksmbLUA0M1iybEsmCWPqzSxsRRhJZimBKJkoMi8fr/CPygPTj4zO5pJH7I2/cm9M7SQ==
-
-"@types/cookiejar@*":
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/@types/cookiejar/-/cookiejar-2.1.2.tgz#66ad9331f63fe8a3d3d9d8c6e3906dd10f6446e8"
-  integrity sha512-t73xJJrvdTjXrn4jLS9VSGRbz0nUY3cl2DMGDU48lKl+HR9dbbjW2A9r3g40VA++mQpy6uuHg33gy7du2BKpog==
-
-"@types/node@*":
-  version "14.11.10"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-14.11.10.tgz#8c102aba13bf5253f35146affbf8b26275069bef"
-  integrity sha512-yV1nWZPlMFpoXyoknm4S56y2nlTAuFYaJuQtYRAOU7xA/FJ9RY0Xm7QOkaYMMmr8ESdHIuUb6oQgR/0+2NqlyA==
-
-"@types/superagent@^3.8.3":
-  version "3.8.7"
-  resolved "https://registry.yarnpkg.com/@types/superagent/-/superagent-3.8.7.tgz#1f1ed44634d5459b3a672eb7235a8e7cfd97704c"
-  integrity sha512-9KhCkyXv268A2nZ1Wvu7rQWM+BmdYUVkycFeNnYrUL5Zwu7o8wPQ3wBfW59dDP+wuoxw0ww8YKgTNv8j/cgscA==
-  dependencies:
-    "@types/cookiejar" "*"
-    "@types/node" "*"
-
 "@ungap/promise-all-settled@1.1.2":
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/@ungap/promise-all-settled/-/promise-all-settled-1.1.2.tgz#aa58042711d6e3275dd37dc597e5d31e8c290a44"
@@ -105,15 +82,20 @@ arraybuffer.slice@0.0.6:
   resolved "https://registry.yarnpkg.com/arraybuffer.slice/-/arraybuffer.slice-0.0.6.tgz#f33b2159f0532a3f3107a272c0ccfbd1ad2979ca"
   integrity sha1-8zshWfBTKj8xB6JywMz70a0peco=
 
+arraybuffer.slice@~0.0.7:
+  version "0.0.7"
+  resolved "https://registry.yarnpkg.com/arraybuffer.slice/-/arraybuffer.slice-0.0.7.tgz#3bbc4275dd584cc1b10809b89d4e8b63a69e7675"
+  integrity sha512-wGUIVQXuehL5TCqQun8OW81jGzAWycqzFF8lFp+GOM5BXLYj3bKNsYC4daB7n6XjCqxQA/qgTJ+8ANR3acjrog==
+
 assertion-error@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/assertion-error/-/assertion-error-1.1.0.tgz#e60b6b0e8f301bd97e5375215bda406c85118c0b"
   integrity sha512-jgsaNduz+ndvGyFt3uSuWqvy4lCnIJiovtouQN5JZHOKCS2QuhEdbcQHFhVksz2N2U9hXJo8odG7ETyWlEeuDw==
 
-asynckit@^0.4.0:
-  version "0.4.0"
-  resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
-  integrity sha1-x57Zf380y48robyXkLzDZkdLS3k=
+async-limiter@~1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/async-limiter/-/async-limiter-1.0.1.tgz#dd379e94f0db8310b08291f9d64c3209766617fd"
+  integrity sha512-csOlWGAcRFJaI6m+F2WKdnMKr4HhdhFVBk0H/QbJFMCr+uO2kwohwXQPxw/9OCxp05r5ghVBFSyioixx3gfkNQ==
 
 backo2@1.0.2:
   version "1.0.2"
@@ -125,6 +107,11 @@ balanced-match@^1.0.0:
   resolved "https://registry.yarnpkg.com/balanced-match/-/balanced-match-1.0.0.tgz#89b4d199ab2bee49de164ea02b89ce462d71b767"
   integrity sha1-ibTRmasr7kneFk6gK4nORi1xt2c=
 
+base64-arraybuffer@0.1.4:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/base64-arraybuffer/-/base64-arraybuffer-0.1.4.tgz#9818c79e059b1355f97e0428a017c838e90ba812"
+  integrity sha1-mBjHngWbE1X5fgQooBfIOOkLqBI=
+
 base64-arraybuffer@0.1.5:
   version "0.1.5"
   resolved "https://registry.yarnpkg.com/base64-arraybuffer/-/base64-arraybuffer-0.1.5.tgz#73926771923b5a19747ad666aa5cd4bf9c6e9ce8"
@@ -152,6 +139,11 @@ blob@0.0.4:
   resolved "https://registry.yarnpkg.com/blob/-/blob-0.0.4.tgz#bcf13052ca54463f30f9fc7e95b9a47630a94921"
   integrity sha1-vPEwUspURj8w+fx+lbmkdjCpSSE=
 
+blob@0.0.5:
+  version "0.0.5"
+  resolved "https://registry.yarnpkg.com/blob/-/blob-0.0.5.tgz#d680eeef25f8cd91ad533f5b01eed48e64caf683"
+  integrity sha512-gaqbzQPqOoamawKg0LGVd7SzLgXS+JH61oWprSLH+P+abTczqJbhTR8CmJ2u9/bUYNmHTGJx/UEmn6doAvvuig==
+
 body-parser@1.19.0:
   version "1.19.0"
   resolved "https://registry.yarnpkg.com/body-parser/-/body-parser-1.19.0.tgz#96b2709e57c9c4e09a6fd66a8fd979844f69f08a"
@@ -208,19 +200,6 @@ camelcase@^6.0.0:
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-6.1.0.tgz#27dc176173725fb0adf8a48b647f4d7871944d78"
   integrity sha512-WCMml9ivU60+8rEJgELlFp1gxFcEGxwYleE3bziHEDeqsqAWGHdimB7beBFGjLzVNgPGyDsfgXLQEYMpmIFnVQ==
 
-chai-http@^4.3.0:
-  version "4.3.0"
-  resolved "https://registry.yarnpkg.com/chai-http/-/chai-http-4.3.0.tgz#3c37c675c1f4fe685185a307e345de7599337c1a"
-  integrity sha512-zFTxlN7HLMv+7+SPXZdkd5wUlK+KxH6Q7bIEMiEx0FK3zuuMqL7cwICAQ0V1+yYRozBburYuxN1qZstgHpFZQg==
-  dependencies:
-    "@types/chai" "4"
-    "@types/superagent" "^3.8.3"
-    cookiejar "^2.1.1"
-    is-ip "^2.0.0"
-    methods "^1.1.2"
-    qs "^6.5.1"
-    superagent "^3.7.0"
-
 chai@^4.2.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/chai/-/chai-4.2.0.tgz#760aa72cf20e3795e84b12877ce0e83737aa29e5"
@@ -294,13 +273,6 @@ color-name@~1.1.4:
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.4.tgz#c2a09a87acbde69543de6f63fa3995c826c536a2"
   integrity sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==
 
-combined-stream@^1.0.6:
-  version "1.0.8"
-  resolved "https://registry.yarnpkg.com/combined-stream/-/combined-stream-1.0.8.tgz#c3d45a8b34fd730631a110a8a2520682b31d5a7f"
-  integrity sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==
-  dependencies:
-    delayed-stream "~1.0.0"
-
 component-bind@1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/component-bind/-/component-bind-1.0.0.tgz#00c608ab7dcd93897c0009651b1d3a8e1e73bbd1"
@@ -316,7 +288,7 @@ component-emitter@1.2.1:
   resolved "https://registry.yarnpkg.com/component-emitter/-/component-emitter-1.2.1.tgz#137918d6d78283f7df7a6b7c5a63e140e69425e6"
   integrity sha1-E3kY1teCg/ffemt8WmPhQOaUJeY=
 
-component-emitter@^1.2.0:
+component-emitter@~1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/component-emitter/-/component-emitter-1.3.0.tgz#16e4070fba8ae29b679f2215853ee181ab2eabc0"
   integrity sha512-Rd3se6QB+sO1TwqZjscQrurpEPIfO0/yYnSin6Q/rD3mOutHvUrCAhJub3r90uNb+SESBuE0QYoB90YdfatsRg==
@@ -358,16 +330,6 @@ cookie@0.4.0:
   resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.4.0.tgz#beb437e7022b3b6d49019d088665303ebe9c14ba"
   integrity sha512-+Hp8fLp57wnUSt0tY0tHEXh4voZRDnoIrZPqlo3DPiI4y9lwg/jqx+1Om94/W6ZaPDOUbnjOt/99w66zk+l1Xg==
 
-cookiejar@^2.1.0, cookiejar@^2.1.1:
-  version "2.1.2"
-  resolved "https://registry.yarnpkg.com/cookiejar/-/cookiejar-2.1.2.tgz#dd8a235530752f988f9a0844f3fc589e3111125c"
-  integrity sha512-Mw+adcfzPxcPeI+0WlvRrr/3lGVO0bD75SxX6811cxSh1Wbxx7xZBGK1eVtDf6si8rg2lhnUjsVLMFMfbRIuwA==
-
-core-util-is@~1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
-  integrity sha1-tf1UIgqivFq1eqtxQMlAdUUDwac=
-
 debug@2.2.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/debug/-/debug-2.2.0.tgz#f87057e995b1a1f6ae6a4960664137bc56f039da"
@@ -396,12 +358,12 @@ debug@4.2.0:
   dependencies:
     ms "2.1.2"
 
-debug@^3.1.0:
-  version "3.2.6"
-  resolved "https://registry.yarnpkg.com/debug/-/debug-3.2.6.tgz#e83d17de16d8a7efb7717edbe5fb10135eee629b"
-  integrity sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==
+debug@~3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-3.1.0.tgz#5bb5a0672628b64149566ba16819e61518c67261"
+  integrity sha512-OX8XqP7/1a9cqkxYw2yXss15f26NKWBpDXQd0/uK/KPqdQhxbPa994hnzjcE2VqQpDslf55723cKPUOGSmMY3g==
   dependencies:
-    ms "^2.1.1"
+    ms "2.0.0"
 
 decamelize@^1.2.0:
   version "1.2.0"
@@ -420,11 +382,6 @@ deep-eql@^3.0.1:
   dependencies:
     type-detect "^4.0.0"
 
-delayed-stream@~1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/delayed-stream/-/delayed-stream-1.0.0.tgz#df3ae199acadfb7d440aaae0b29e2272b24ec619"
-  integrity sha1-3zrhmayt+31ECqrgsp4icrJOxhk=
-
 depd@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/depd/-/depd-1.1.2.tgz#9bcd52e14c097763e749b274c4346ed2e560b5a9"
@@ -478,6 +435,23 @@ engine.io-client@~1.8.4:
     xmlhttprequest-ssl "1.5.3"
     yeast "0.1.2"
 
+engine.io-client@~3.4.0:
+  version "3.4.4"
+  resolved "https://registry.yarnpkg.com/engine.io-client/-/engine.io-client-3.4.4.tgz#77d8003f502b0782dd792b073a4d2cf7ca5ab967"
+  integrity sha512-iU4CRr38Fecj8HoZEnFtm2EiKGbYZcPn3cHxqNGl/tmdWRf60KhK+9vE0JeSjgnlS/0oynEfLgKbT9ALpim0sQ==
+  dependencies:
+    component-emitter "~1.3.0"
+    component-inherit "0.0.3"
+    debug "~3.1.0"
+    engine.io-parser "~2.2.0"
+    has-cors "1.1.0"
+    indexof "0.0.1"
+    parseqs "0.0.6"
+    parseuri "0.0.6"
+    ws "~6.1.0"
+    xmlhttprequest-ssl "~1.5.4"
+    yeast "0.1.2"
+
 engine.io-parser@1.3.2:
   version "1.3.2"
   resolved "https://registry.yarnpkg.com/engine.io-parser/-/engine.io-parser-1.3.2.tgz#937b079f0007d0893ec56d46cb220b8cb435220a"
@@ -490,6 +464,17 @@ engine.io-parser@1.3.2:
     has-binary "0.1.7"
     wtf-8 "1.0.0"
 
+engine.io-parser@~2.2.0:
+  version "2.2.1"
+  resolved "https://registry.yarnpkg.com/engine.io-parser/-/engine.io-parser-2.2.1.tgz#57ce5611d9370ee94f99641b589f94c97e4f5da7"
+  integrity sha512-x+dN/fBH8Ro8TFwJ+rkB2AmuVw9Yu2mockR/p3W8f8YtExwFgDvBDi0GWyb4ZLkpahtDGZgtr3zLovanJghPqg==
+  dependencies:
+    after "0.8.2"
+    arraybuffer.slice "~0.0.7"
+    base64-arraybuffer "0.1.4"
+    blob "0.0.5"
+    has-binary2 "~1.0.2"
+
 engine.io@~1.8.4:
   version "1.8.5"
   resolved "https://registry.yarnpkg.com/engine.io/-/engine.io-1.8.5.tgz#4ebe5e75c6dc123dee4afdce6e5fdced21eb93f6"
@@ -558,11 +543,6 @@ express@^4.14.0:
     utils-merge "1.0.1"
     vary "~1.1.2"
 
-extend@^3.0.0:
-  version "3.0.2"
-  resolved "https://registry.yarnpkg.com/extend/-/extend-3.0.2.tgz#f8b1136b4071fbd8eb140aff858b1019ec2915fa"
-  integrity sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g==
-
 fill-range@^7.0.1:
   version "7.0.1"
   resolved "https://registry.yarnpkg.com/fill-range/-/fill-range-7.0.1.tgz#1919a6a7c75fe38b2c7c77e5198535da9acdda40"
@@ -603,20 +583,6 @@ flat@^5.0.2:
   resolved "https://registry.yarnpkg.com/flat/-/flat-5.0.2.tgz#8ca6fe332069ffa9d324c327198c598259ceb241"
   integrity sha512-b6suED+5/3rTpUBdG1gupIl8MPFCAMA0QXwmljLhvCUKcUvdE4gWky9zpuGCcXHOsz4J9wPGNWq6OKpmIzz3hQ==
 
-form-data@^2.3.1:
-  version "2.5.1"
-  resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.5.1.tgz#f2cbec57b5e59e23716e128fe44d4e5dd23895f4"
-  integrity sha512-m21N3WOmEEURgk6B9GLOE4RuWOFf28Lhh9qGYeNlGq4VDXUlJy2th2slBNU8Gp8EzloYZOibZJ7t5ecIrFSjVA==
-  dependencies:
-    asynckit "^0.4.0"
-    combined-stream "^1.0.6"
-    mime-types "^2.1.12"
-
-formidable@^1.2.0:
-  version "1.2.2"
-  resolved "https://registry.yarnpkg.com/formidable/-/formidable-1.2.2.tgz#bf69aea2972982675f00865342b982986f6b8dd9"
-  integrity sha512-V8gLm+41I/8kguQ4/o1D3RIHRmhYFG4pnNyonvua+40rqcEmT4+V71yaZ3B457xbbgCsCfjSPi65u/W6vK1U5Q==
-
 forwarded@~0.1.2:
   version "0.1.2"
   resolved "https://registry.yarnpkg.com/forwarded/-/forwarded-0.1.2.tgz#98c23dab1175657b8c0573e8ceccd91b0ff18c84"
@@ -671,6 +637,13 @@ growl@1.10.5:
   resolved "https://registry.yarnpkg.com/growl/-/growl-1.10.5.tgz#f2735dc2283674fa67478b10181059355c369e5e"
   integrity sha512-qBr4OuELkhPenW6goKVXiv47US3clb3/IbuWF9KNKEijAy9oeHxU9IgzjvJhHkUzhaj7rOUD7+YGWqUjLp5oSA==
 
+has-binary2@~1.0.2:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/has-binary2/-/has-binary2-1.0.3.tgz#7776ac627f3ea77250cfc332dab7ddf5e4f5d11d"
+  integrity sha512-G1LWKhDSvhGeAQ8mPVQlqNcOB2sJdwATtZKl2pDKKHfpf/rYj24lkinxf69blJbnsvtqqNU+L3SL50vzZhXOnw==
+  dependencies:
+    isarray "2.0.1"
+
 has-binary@0.1.7:
   version "0.1.7"
   resolved "https://registry.yarnpkg.com/has-binary/-/has-binary-0.1.7.tgz#68e61eb16210c9545a0a5cce06a873912fe1e68c"
@@ -735,7 +708,7 @@ inflight@^1.0.4:
     once "^1.3.0"
     wrappy "1"
 
-inherits@2, inherits@2.0.4, inherits@~2.0.3:
+inherits@2, inherits@2.0.4:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
   integrity sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==
@@ -745,11 +718,6 @@ inherits@2.0.3:
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.3.tgz#633c2c83e3da42a502f52466022480f4208261de"
   integrity sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=
 
-ip-regex@^2.0.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/ip-regex/-/ip-regex-2.1.0.tgz#fa78bf5d2e6913c911ce9f819ee5146bb6d844e9"
-  integrity sha1-+ni/XS5pE8kRzp+BnuUUa7bYROk=
-
 ipaddr.js@1.9.1:
   version "1.9.1"
   resolved "https://registry.yarnpkg.com/ipaddr.js/-/ipaddr.js-1.9.1.tgz#bff38543eeb8984825079ff3a2a8e6cbd46781b3"
@@ -779,13 +747,6 @@ is-glob@^4.0.1, is-glob@~4.0.1:
   dependencies:
     is-extglob "^2.1.1"
 
-is-ip@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/is-ip/-/is-ip-2.0.0.tgz#68eea07e8a0a0a94c2d080dd674c731ab2a461ab"
-  integrity sha1-aO6gfooKCpTC0IDdZ0xzGrKkYas=
-  dependencies:
-    ip-regex "^2.0.0"
-
 is-number@^7.0.0:
   version "7.0.0"
   resolved "https://registry.yarnpkg.com/is-number/-/is-number-7.0.0.tgz#7535345b896734d5f80c4d06c50955527a14f12b"
@@ -801,10 +762,10 @@ isarray@0.0.1:
   resolved "https://registry.yarnpkg.com/isarray/-/isarray-0.0.1.tgz#8a18acfca9a8f4177e09abfc6038939b05d1eedf"
   integrity sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8=
 
-isarray@~1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/isarray/-/isarray-1.0.0.tgz#bb935d48582cba168c06834957a54a3e07124f11"
-  integrity sha1-u5NdSFgsuhaMBoNJV6VKPgcSTxE=
+isarray@2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/isarray/-/isarray-2.0.1.tgz#a37d94ed9cda2d59865c9f76fe596ee1f338741e"
+  integrity sha1-o32U7ZzaLVmGXJ92/llu4fM4dB4=
 
 isexe@^2.0.0:
   version "2.0.0"
@@ -856,7 +817,7 @@ merge-descriptors@1.0.1:
   resolved "https://registry.yarnpkg.com/merge-descriptors/-/merge-descriptors-1.0.1.tgz#b00aaa556dd8b44568150ec9d1b953f3f90cbb61"
   integrity sha1-sAqqVW3YtEVoFQ7J0blT8/kMu2E=
 
-methods@^1.1.1, methods@^1.1.2, methods@~1.1.2:
+methods@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/methods/-/methods-1.1.2.tgz#5529a4d67654134edcc5266656835b0f851afcee"
   integrity sha1-VSmk1nZUE07cxSZmVoNbD4Ua/O4=
@@ -866,14 +827,14 @@ mime-db@1.44.0:
   resolved "https://registry.yarnpkg.com/mime-db/-/mime-db-1.44.0.tgz#fa11c5eb0aca1334b4233cb4d52f10c5a6272f92"
   integrity sha512-/NOTfLrsPBVeH7YtFPgsVWveuL+4SjjYxaQ1xtM1KMFj7HdxlBlxeyNLzhyJVx7r4rZGJAZ/6lkKCitSc/Nmpg==
 
-mime-types@^2.1.12, mime-types@~2.1.11, mime-types@~2.1.24:
+mime-types@~2.1.11, mime-types@~2.1.24:
   version "2.1.27"
   resolved "https://registry.yarnpkg.com/mime-types/-/mime-types-2.1.27.tgz#47949f98e279ea53119f5722e0f34e529bec009f"
   integrity sha512-JIhqnCasI9yD+SsmkquHBxTSEuZdQX5BuQnS2Vc7puQQQ+8yiP5AY5uWhpdv4YL4VM5c6iliiYWPgJ/nJQLp7w==
   dependencies:
     mime-db "1.44.0"
 
-mime@1.6.0, mime@^1.4.1:
+mime@1.6.0:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/mime/-/mime-1.6.0.tgz#32cd9e5c64553bd58d19a568af452acff04981b1"
   integrity sha512-x0Vn8spI+wuJ1O6S7gnbaQg8Pxh4NNHb7KSINmEWKiPE4RKOplvijn+NkmYmmRgP68mc70j2EbeTFRsrswaQeg==
@@ -936,7 +897,7 @@ ms@2.1.1:
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.1.tgz#30a5864eb3ebb0a66f2ebe6d727af06a09d86e0a"
   integrity sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg==
 
-ms@2.1.2, ms@^2.1.1:
+ms@2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.1.2.tgz#d09d1f357b443f493382a8eb3ccd183872ae6009"
   integrity sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==
@@ -1037,6 +998,11 @@ parseqs@0.0.5:
   dependencies:
     better-assert "~1.0.0"
 
+parseqs@0.0.6:
+  version "0.0.6"
+  resolved "https://registry.yarnpkg.com/parseqs/-/parseqs-0.0.6.tgz#8e4bb5a19d1cdc844a08ac974d34e273afa670d5"
+  integrity sha512-jeAGzMDbfSHHA091hr0r31eYfTig+29g3GKKE/PPbEQ65X0lmMwlEoqmhzu0iztID5uJpZsFlUPDP8ThPL7M8w==
+
 parseuri@0.0.5:
   version "0.0.5"
   resolved "https://registry.yarnpkg.com/parseuri/-/parseuri-0.0.5.tgz#80204a50d4dbb779bfdc6ebe2778d90e4bce320a"
@@ -1044,6 +1010,11 @@ parseuri@0.0.5:
   dependencies:
     better-assert "~1.0.0"
 
+parseuri@0.0.6:
+  version "0.0.6"
+  resolved "https://registry.yarnpkg.com/parseuri/-/parseuri-0.0.6.tgz#e1496e829e3ac2ff47f39a4dd044b32823c4a25a"
+  integrity sha512-AUjen8sAkGgao7UyCX6Ahv0gIK2fABKmYjvP4xmy5JaKvcbTRueIqIPHLAfq30xJddqSE033IOMUSOMCcK3Sow==
+
 parseurl@~1.3.3:
   version "1.3.3"
   resolved "https://registry.yarnpkg.com/parseurl/-/parseurl-1.3.3.tgz#9da19e7bee8d12dff0513ed5b76957793bc2e8d4"
@@ -1079,11 +1050,6 @@ picomatch@^2.0.4, picomatch@^2.2.1:
   resolved "https://registry.yarnpkg.com/picomatch/-/picomatch-2.2.2.tgz#21f333e9b6b8eaff02468f5146ea406d345f4dad"
   integrity sha512-q0M/9eZHzmr0AulXyPwNfZjtwZ/RBZlbN3K3CErVrk50T2ASYI7Bye0EvekFY3IP1Nt2DHu0re+V2ZHIpMkuWg==
 
-process-nextick-args@~2.0.0:
-  version "2.0.1"
-  resolved "https://registry.yarnpkg.com/process-nextick-args/-/process-nextick-args-2.0.1.tgz#7820d9b16120cc55ca9ae7792680ae7dba6d7fe2"
-  integrity sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag==
-
 proxy-addr@~2.0.5:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/proxy-addr/-/proxy-addr-2.0.6.tgz#fdc2336505447d3f2f2c638ed272caf614bbb2bf"
@@ -1097,11 +1063,6 @@ qs@6.7.0:
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.7.0.tgz#41dc1a015e3d581f1621776be31afb2876a9b1bc"
   integrity sha512-VCdBRNFTX1fyE7Nb6FYoURo/SPe62QCaAyzJvUjwRaIsc+NePBEniHlvxFmmX56+HZphIGtV0XeCirBtpDrTyQ==
 
-qs@^6.5.1:
-  version "6.9.4"
-  resolved "https://registry.yarnpkg.com/qs/-/qs-6.9.4.tgz#9090b290d1f91728d3c22e54843ca44aea5ab687"
-  integrity sha512-A1kFqHekCTM7cz0udomYUoYNWjBebHm/5wzU/XqrBRBNWectVH0QIiN+NEcZ0Dte5hvzHwbr8+XQmguPhJ6WdQ==
-
 randombytes@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/randombytes/-/randombytes-2.1.0.tgz#df6f84372f0270dc65cdf6291349ab7a473d4f2a"
@@ -1124,19 +1085,6 @@ raw-body@2.4.0:
     iconv-lite "0.4.24"
     unpipe "1.0.0"
 
-readable-stream@^2.3.5:
-  version "2.3.7"
-  resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-2.3.7.tgz#1eca1cf711aef814c04f62252a36a62f6cb23b57"
-  integrity sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==
-  dependencies:
-    core-util-is "~1.0.0"
-    inherits "~2.0.3"
-    isarray "~1.0.0"
-    process-nextick-args "~2.0.0"
-    safe-buffer "~5.1.1"
-    string_decoder "~1.1.1"
-    util-deprecate "~1.0.1"
-
 readdirp@~3.5.0:
   version "3.5.0"
   resolved "https://registry.yarnpkg.com/readdirp/-/readdirp-3.5.0.tgz#9ba74c019b15d365278d2e91bb8c48d7b4d42c9e"
@@ -1154,7 +1102,7 @@ require-main-filename@^2.0.0:
   resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-2.0.0.tgz#d0b329ecc7cc0f61649f62215be69af54aa8989b"
   integrity sha512-NKN5kMDylKuldxYLSUfrbo5Tuzh4hd+2E8NPPX02mZtn1VuREQToYe/ZdlJy+J3uCpfaiGF05e7B8W0iXbQHmg==
 
-safe-buffer@5.1.2, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
+safe-buffer@5.1.2:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"
   integrity sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==
@@ -1240,6 +1188,23 @@ socket.io-client@1.7.4:
     socket.io-parser "2.3.1"
     to-array "0.1.4"
 
+socket.io-client@^2.3.1:
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/socket.io-client/-/socket.io-client-2.3.1.tgz#91a4038ef4d03c19967bb3c646fec6e0eaa78cff"
+  integrity sha512-YXmXn3pA8abPOY//JtYxou95Ihvzmg8U6kQyolArkIyLd0pgVhrfor/iMsox8cn07WCOOvvuJ6XKegzIucPutQ==
+  dependencies:
+    backo2 "1.0.2"
+    component-bind "1.0.0"
+    component-emitter "~1.3.0"
+    debug "~3.1.0"
+    engine.io-client "~3.4.0"
+    has-binary2 "~1.0.2"
+    indexof "0.0.1"
+    parseqs "0.0.6"
+    parseuri "0.0.6"
+    socket.io-parser "~3.3.0"
+    to-array "0.1.4"
+
 socket.io-parser@2.3.1:
   version "2.3.1"
   resolved "https://registry.yarnpkg.com/socket.io-parser/-/socket.io-parser-2.3.1.tgz#dd532025103ce429697326befd64005fcfe5b4a0"
@@ -1250,6 +1215,15 @@ socket.io-parser@2.3.1:
     isarray "0.0.1"
     json3 "3.3.2"
 
+socket.io-parser@~3.3.0:
+  version "3.3.1"
+  resolved "https://registry.yarnpkg.com/socket.io-parser/-/socket.io-parser-3.3.1.tgz#f07d9c8cb3fb92633aa93e76d98fd3a334623199"
+  integrity sha512-1QLvVAe8dTz+mKmZ07Swxt+LAo4Y1ff50rlyoEx00TQmDFVQYPfcqGvIDJLGaBdhdNCecXtyKpD+EgKGcmmbuQ==
+  dependencies:
+    component-emitter "~1.3.0"
+    debug "~3.1.0"
+    isarray "2.0.1"
+
 socket.io@^1.7.2:
   version "1.7.4"
   resolved "https://registry.yarnpkg.com/socket.io/-/socket.io-1.7.4.tgz#2f7ecedc3391bf2d5c73e291fe233e6e34d4dd00"
@@ -1290,13 +1264,6 @@ string-width@^3.0.0, string-width@^3.1.0:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^5.1.0"
 
-string_decoder@~1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-1.1.1.tgz#9cf1611ba62685d7030ae9e4ba34149c3af03fc8"
-  integrity sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==
-  dependencies:
-    safe-buffer "~5.1.0"
-
 strip-ansi@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-4.0.0.tgz#a8479022eb1ac368a871389b635262c505ee368f"
@@ -1316,22 +1283,6 @@ strip-json-comments@3.1.1:
   resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-3.1.1.tgz#31f1281b3832630434831c310c01cccda8cbe006"
   integrity sha512-6fPc+R4ihwqP6N/aIv2f1gMH8lOVtWQHoqC4yK6oSDVVocumAsfCqjkXnqiYMhmMwS/mEHLp7Vehlt3ql6lEig==
 
-superagent@^3.7.0:
-  version "3.8.3"
-  resolved "https://registry.yarnpkg.com/superagent/-/superagent-3.8.3.tgz#460ea0dbdb7d5b11bc4f78deba565f86a178e128"
-  integrity sha512-GLQtLMCoEIK4eDv6OGtkOoSMt3D+oq0y3dsxMuYuDvaNUvuT8eFBuLmfR0iYYzHC1e8hpzC6ZsxbuP6DIalMFA==
-  dependencies:
-    component-emitter "^1.2.0"
-    cookiejar "^2.1.0"
-    debug "^3.1.0"
-    extend "^3.0.0"
-    form-data "^2.3.1"
-    formidable "^1.2.0"
-    methods "^1.1.1"
-    mime "^1.4.1"
-    qs "^6.5.1"
-    readable-stream "^2.3.5"
-
 supports-color@7.2.0, supports-color@^7.1.0:
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-7.2.0.tgz#1b7dcdcb32b8138801b3e478ba6a51caa89648da"
@@ -1379,11 +1330,6 @@ unpipe@1.0.0, unpipe@~1.0.0:
   resolved "https://registry.yarnpkg.com/unpipe/-/unpipe-1.0.0.tgz#b2bf4ee8514aae6165b4817829d21b2ef49904ec"
   integrity sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw=
 
-util-deprecate@~1.0.1:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"
-  integrity sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=
-
 utils-merge@1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/utils-merge/-/utils-merge-1.0.1.tgz#9f95710f50a267947b2ccc124741c1028427e713"
@@ -1440,6 +1386,13 @@ ws@~1.1.5:
     options ">=0.0.5"
     ultron "1.0.x"
 
+ws@~6.1.0:
+  version "6.1.4"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-6.1.4.tgz#5b5c8800afab925e94ccb29d153c8d02c1776ef9"
+  integrity sha512-eqZfL+NE/YQc1/ZynhojeV8q+H050oR8AZ2uIev7RU10svA9ZnJUddHcOUZTJLinZ9yEfdA2kSATS2qZK5fhJA==
+  dependencies:
+    async-limiter "~1.0.0"
+
 wtf-8@1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/wtf-8/-/wtf-8-1.0.0.tgz#392d8ba2d0f1c34d1ee2d630f15d0efb68e1048a"
@@ -1450,6 +1403,11 @@ xmlhttprequest-ssl@1.5.3:
   resolved "https://registry.yarnpkg.com/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.3.tgz#185a888c04eca46c3e4070d99f7b49de3528992d"
   integrity sha1-GFqIjATspGw+QHDZn3tJ3jUomS0=
 
+xmlhttprequest-ssl@~1.5.4:
+  version "1.5.5"
+  resolved "https://registry.yarnpkg.com/xmlhttprequest-ssl/-/xmlhttprequest-ssl-1.5.5.tgz#c2876b06168aadc40e57d97e81191ac8f4398b3e"
+  integrity sha1-wodrBhaKrcQOV9l+gRkayPQ5iz4=
+
 y18n@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/y18n/-/y18n-4.0.0.tgz#95ef94f85ecc81d007c264e190a120f0a3c8566b"