diff --git a/README.md b/README.md
index 17a26caad..1eb8cc528 100644
--- a/README.md
+++ b/README.md
@@ -117,10 +117,8 @@ Optionally you can seed the GraphQL service by executing mutations that
 will write sample data to the database:
 
 ```bash
-yarn run build
 yarn run db:seed
 # -or-
-npm run build
 npm run db:seed
 ```
 
diff --git a/package.json b/package.json
index 28c6b026f..d4690c37e 100644
--- a/package.json
+++ b/package.json
@@ -11,14 +11,15 @@
     "start": "node dist/",
     "dev": "nodemon --exec babel-node src/index.js",
     "dev:debug": "nodemon --exec babel-node --inspect=0.0.0.0:9229 src/index.js",
-    "jest": "jest",
     "lint": "eslint src --config .eslintrc.js",
-    "test": "nyc --reporter=text-lcov jest",
+    "test": "nyc --reporter=text-lcov test:jest",
+    "test:jest": "$npm_package_config_no_auth run-p --race start test:cmd:jest",
+    "test:cmd:jest": "jest",
     "test:coverage": "nyc report --reporter=text-lcov > coverage.lcov",
     "db:script:seed": "wait-on tcp:4001 && babel-node src/seed/seed-db.js",
     "db:script:reset": "wait-on tcp:4001 && babel-node src/seed/reset-db.js",
-    "db:seed": "$npm_package_config_no_auth run-p --race start db:script:seed",
-    "db:reset": "$npm_package_config_no_auth run-p --race start db:script:reset"
+    "db:seed": "$npm_package_config_no_auth run-p --race dev db:script:seed",
+    "db:reset": "$npm_package_config_no_auth run-p --race dev db:script:reset"
   },
   "author": "Human Connection gGmbH",
   "license": "MIT",
@@ -58,7 +59,7 @@
   "devDependencies": {
     "@babel/cli": "~7.2.0",
     "@babel/core": "^7.2.2",
-    "@babel/node": "~7.2.0",
+    "@babel/node": "~7.2.2",
     "@babel/preset-env": "~7.2.0",
     "@babel/register": "~7.0.0",
     "apollo-server-testing": "~2.2.6",
diff --git a/src/graphql-schema.test.js b/src/graphql-schema.test.js
index f9be026f5..d75095daa 100644
--- a/src/graphql-schema.test.js
+++ b/src/graphql-schema.test.js
@@ -1,12 +1,14 @@
 import { request } from 'graphql-request'
 import createServer from './server'
+import mocks from './mocks'
+import { create, cleanDatabase } from './seed/factories'
 
 let getHost
 let app
 let port
 
 beforeEach(async () => {
-  const server = createServer()
+  const server = createServer({mocks})
   app = await server.start({ port: 0 })
   port = app.address().port
   getHost = () => `http://127.0.0.1:${port}`
@@ -16,33 +18,62 @@ afterEach(async () => {
   await app.close()
 })
 
-describe('login', () => {
-  describe('asking for a `token`', () => {
-    describe('with valid email/password combination', () => {
-      xit('responds with a JWT token', () => {})
-    })
-
-    describe('with a valid email but incorrect password', () => {
-      beforeEach(() => {
-        // create a user in the database
-      })
-      xit('responds with "Wrong email/password combination"', () => {})
-    })
-
-    describe('with a non-existing email', () => {
-      const mutation = `
+describe.only('login', () => {
+  let email
+  let password
+  const mutation = `
       mutation {
-        login(email:"user@example.com", password:"asdfasd"){
+        login(email:"${email}", password:"${password}"){
           token
         }
       }`
+  describe('given an existing user', () => {
+    beforeEach(async () => {
+      await create('user', {
+        email: 'test@example.org',
+        password: '1234'
+      })
+    })
 
-      it('responds with "Wrong email/password combination"', async () => {
-        try {
-          await request(getHost(), mutation)
-        } catch (error) {
-          expect(error.response.errors[0].message).toEqual('Wrong email/password combination')
-        }
+    afterEach(async () => {
+      await cleanDatabase()
+    })
+
+    describe('asking for a `token`', () => {
+      describe('with valid email/password combination', () => {
+        it('responds with a JWT token', async () => {
+          email = 'user@example.org'
+          password = '1234'
+          try {
+            await request(getHost(), mutation)
+          } catch (error) {
+            expect(error.response.errors[0].message).toEqual('Wrong email/password combination')
+          }
+        })
+      })
+
+      describe('with a valid email but incorrect password', () => {
+        it('responds with "Wrong email/password combination"', async () => {
+          email = 'user@example.org'
+          password = 'wrong'
+          try {
+            await request(getHost(), mutation)
+          } catch (error) {
+            expect(error.response.errors[0].message).toEqual('Wrong email/password combination')
+          }
+        })
+      })
+
+      describe('with a non-existing email', () => {
+        it('responds with "Wrong email/password combination"', async () => {
+          email = 'non-existent@example.org'
+          password = '1234'
+          try {
+            await request(getHost(), mutation)
+          } catch (error) {
+            expect(error.response.errors[0].message).toEqual('Wrong email/password combination')
+          }
+        })
       })
     })
   })
diff --git a/src/seed/factories/index.js b/src/seed/factories/index.js
new file mode 100644
index 000000000..fa7e924b9
--- /dev/null
+++ b/src/seed/factories/index.js
@@ -0,0 +1,43 @@
+import ApolloClient from 'apollo-client'
+import gql from 'graphql-tag'
+import dotenv from 'dotenv'
+import { HttpLink } from 'apollo-link-http'
+import { InMemoryCache } from 'apollo-cache-inmemory'
+import neo4j from '../../bootstrap/neo4j'
+import { query } from '../../graphql-schema'
+
+dotenv.config()
+
+if (process.env.NODE_ENV === 'production') {
+  throw new Error('YOU CAN`T RUN FACTORIES IN PRODUCTION MODE')
+}
+
+const client = new ApolloClient({
+  link: new HttpLink({ uri: process.env.GRAPHQL_URI, fetch }),
+  cache: new InMemoryCache()
+})
+
+const driver = neo4j().getDriver()
+const session = driver.session()
+
+const builders = {
+  "user": require('./users.js').default,
+}
+
+const buildMutation = (model, parameters) => {
+  return builders[model](parameters)
+}
+
+const create = async (model, parameters) => {
+  await client.mutate({mutation: gql(buildMutation(model, parameters))})
+}
+
+const cleanDatabase = async () => {
+  await query('MATCH (n) DETACH DELETE n', session)
+}
+
+export {
+  create,
+  buildMutation,
+  cleanDatabase
+}
diff --git a/src/seed/factories/users.js b/src/seed/factories/users.js
new file mode 100644
index 000000000..6b63b32e9
--- /dev/null
+++ b/src/seed/factories/users.js
@@ -0,0 +1,36 @@
+import faker from 'faker'
+
+export default function (params) {
+  const defaults = {
+    name: faker.name.findName(),
+    email: faker.internet.email(),
+    password: '1234',
+    avatar: faker.internet.avatar()
+  }
+  const {
+    name,
+    email,
+    password,
+    avatar
+  } = Object.assign({}, defaults, params)
+
+  return `
+    mutation {
+      u1: CreateUser(
+        id: "u1",
+        name: "${name}",
+        password: "${password}",
+        email: "${email}",
+        avatar: "${avatar}",
+        role: admin,
+        disabled: false,
+        deleted: false) {
+        id
+        name
+        email
+        avatar
+        role
+      }
+    }
+  `
+}
diff --git a/src/server.js b/src/server.js
index 3b0e0a561..88d04a0ea 100644
--- a/src/server.js
+++ b/src/server.js
@@ -52,7 +52,7 @@ const createServer = (options) => {
     schema: schema,
     tracing: true,
     middlewares: middleware(schema),
-    mocks: (process.env.MOCK === 'true') ? mocks : false
+    mocks: true
   }
   const server = new GraphQLServer(Object.assign({}, defaults, options))
 
diff --git a/yarn.lock b/yarn.lock
index 75748a7f3..d4d640efc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -262,10 +262,10 @@
     esutils "^2.0.2"
     js-tokens "^4.0.0"
 
-"@babel/node@~7.2.0":
-  version "7.2.0"
-  resolved "https://registry.yarnpkg.com/@babel/node/-/node-7.2.0.tgz#0b601be8ef03897923e3908dc18129836d44e6fa"
-  integrity sha512-RFwVH5xWpwd4SfkOI0WsK9AnF5o+C9iMTvUkkTb7jUNaiDieV8BGK38t74bTPjgc4FCxSAWNKqaqgDW4fenkyA==
+"@babel/node@~7.2.2":
+  version "7.2.2"
+  resolved "https://registry.yarnpkg.com/@babel/node/-/node-7.2.2.tgz#1557dd23545b38d7b1d030a9c0e8fb225dbf70ab"
+  integrity sha512-jPqgTycE26uFsuWpLika9Ohz9dmLQHWjOnMNxBOjYb1HXO+eLKxEr5FfKSXH/tBvFwwaw+pzke3gagnurGOfCA==
   dependencies:
     "@babel/polyfill" "^7.0.0"
     "@babel/register" "^7.0.0"