diff --git a/src/main/java/ru/ulstu/configuration/SecurityConfiguration.java b/src/main/java/ru/ulstu/configuration/SecurityConfiguration.java
index 894cf39..5eb7220 100644
--- a/src/main/java/ru/ulstu/configuration/SecurityConfiguration.java
+++ b/src/main/java/ru/ulstu/configuration/SecurityConfiguration.java
@@ -13,8 +13,10 @@ import org.springframework.security.config.annotation.web.builders.WebSecurity;
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
 import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
+import org.springframework.security.web.authentication.AuthenticationFailureHandler;
 import org.springframework.security.web.authentication.AuthenticationSuccessHandler;
 import org.springframework.security.web.authentication.logout.LogoutSuccessHandler;
+import ru.ulstu.core.model.AuthFailureHandler;
 import ru.ulstu.user.controller.UserController;
 import ru.ulstu.user.model.UserRoleConstants;
 import ru.ulstu.user.service.UserService;
@@ -35,17 +37,20 @@ public class SecurityConfiguration extends WebSecurityConfigurerAdapter {
     private final AuthenticationSuccessHandler authenticationSuccessHandler;
     private final LogoutSuccessHandler logoutSuccessHandler;
     private final ApplicationProperties applicationProperties;
+    private final AuthenticationFailureHandler authenticationFailureHandler;
 
     public SecurityConfiguration(UserService userService,
                                  BCryptPasswordEncoder bCryptPasswordEncoder,
                                  AuthenticationSuccessHandler authenticationSuccessHandler,
                                  LogoutSuccessHandler logoutSuccessHandler,
-                                 ApplicationProperties applicationProperties) {
+                                 ApplicationProperties applicationProperties,
+                                 AuthFailureHandler authenticationFailureHandler) {
         this.userService = userService;
         this.bCryptPasswordEncoder = bCryptPasswordEncoder;
         this.authenticationSuccessHandler = authenticationSuccessHandler;
         this.logoutSuccessHandler = logoutSuccessHandler;
         this.applicationProperties = applicationProperties;
+        this.authenticationFailureHandler = authenticationFailureHandler;
     }
 
     @Override
@@ -66,6 +71,7 @@ public class SecurityConfiguration extends WebSecurityConfigurerAdapter {
                     .antMatchers(UserController.ACTIVATE_URL).permitAll()
                     .antMatchers(Constants.PASSWORD_RESET_REQUEST_PAGE).permitAll()
                     .antMatchers(Constants.PASSWORD_RESET_PAGE).permitAll()
+                    .antMatchers("/users/block").permitAll()
                     .antMatchers(UserController.URL + UserController.REGISTER_URL).permitAll()
                     .antMatchers(UserController.URL + UserController.ACTIVATE_URL).permitAll()
                     .antMatchers(UserController.URL + UserController.PASSWORD_RESET_REQUEST_URL).permitAll()
@@ -76,6 +82,7 @@ public class SecurityConfiguration extends WebSecurityConfigurerAdapter {
                     .formLogin()
                     .loginPage("/login")
                     .successHandler(authenticationSuccessHandler)
+                    .failureHandler(authenticationFailureHandler)
                     .permitAll()
                     .and()
                     .logout()
diff --git a/src/main/java/ru/ulstu/core/model/AuthFailureHandler.java b/src/main/java/ru/ulstu/core/model/AuthFailureHandler.java
new file mode 100644
index 0000000..8b6bd9d
--- /dev/null
+++ b/src/main/java/ru/ulstu/core/model/AuthFailureHandler.java
@@ -0,0 +1,21 @@
+package ru.ulstu.core.model;
+
+import org.springframework.security.core.AuthenticationException;
+import org.springframework.security.web.authentication.AuthenticationFailureHandler;
+import org.springframework.stereotype.Component;
+import ru.ulstu.user.error.UserBlockedException;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+
+@Component
+public class AuthFailureHandler implements AuthenticationFailureHandler {
+    @Override
+    public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response,
+                                        AuthenticationException ex) throws IOException {
+        if (ex.getClass() == UserBlockedException.class) {
+            response.sendRedirect("/users/block");
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/ru/ulstu/grant/controller/GrantController.java b/src/main/java/ru/ulstu/grant/controller/GrantController.java
index 1e28a33..48dee8e 100644
--- a/src/main/java/ru/ulstu/grant/controller/GrantController.java
+++ b/src/main/java/ru/ulstu/grant/controller/GrantController.java
@@ -50,7 +50,7 @@ public class GrantController {
     @GetMapping("/grant")
     public void getGrant(ModelMap modelMap, @RequestParam(value = "id") Integer id) {
         if (id != null && id > 0) {
-            GrantDto grantDto = grantService.findOneDto(id);
+            GrantDto grantDto = grantService.getExistGrantById(id);
             attachPaper(grantDto);
             modelMap.put("grantDto", grantDto);
         } else {
diff --git a/src/main/java/ru/ulstu/grant/service/GrantService.java b/src/main/java/ru/ulstu/grant/service/GrantService.java
index 03ae07f..99387c7 100644
--- a/src/main/java/ru/ulstu/grant/service/GrantService.java
+++ b/src/main/java/ru/ulstu/grant/service/GrantService.java
@@ -1,5 +1,6 @@
 package ru.ulstu.grant.service;
 
+import org.apache.commons.lang3.StringUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.stereotype.Service;
@@ -17,7 +18,6 @@ import ru.ulstu.paper.model.Paper;
 import ru.ulstu.paper.model.PaperDto;
 import ru.ulstu.paper.service.PaperService;
 import ru.ulstu.ping.service.PingService;
-import ru.ulstu.project.model.Project;
 import ru.ulstu.project.model.ProjectDto;
 import ru.ulstu.project.service.ProjectService;
 import ru.ulstu.timeline.service.EventService;
@@ -77,6 +77,11 @@ public class GrantService extends BaseService {
         this.pingService = pingService;
     }
 
+    public GrantDto getExistGrantById(Integer id) {
+        GrantDto grantDto = new GrantDto(findById(id));
+        return grantDto;
+    }
+
     public List<Grant> findAll() {
         return grantRepository.findAll();
     }
@@ -85,17 +90,13 @@ public class GrantService extends BaseService {
         return convert(findAll(), GrantDto::new);
     }
 
-    public GrantDto findOneDto(Integer id) {
-        return new GrantDto(grantRepository.findOne(id));
-    }
-
     @Transactional
-    public Integer create(GrantDto grantDto) throws IOException {
+    public Grant create(GrantDto grantDto) throws IOException {
         Grant newGrant = copyFromDto(new Grant(), grantDto);
         newGrant = grantRepository.save(newGrant);
         eventService.createFromObject(newGrant, Collections.emptyList(), false, "гранта");
         grantNotificationService.sendCreateNotification(newGrant);
-        return newGrant.getId();
+        return newGrant;
     }
 
     private Grant copyFromDto(Grant grant, GrantDto grantDto) throws IOException {
@@ -106,9 +107,11 @@ public class GrantService extends BaseService {
             grant.setProject(projectService.findById(grantDto.getProject().getId()));
         }
         grant.setDeadlines(deadlineService.saveOrCreate(grantDto.getDeadlines()));
-        grant.setFiles(fileService.saveOrCreate(grantDto.getFiles().stream()
-                .filter(f -> !f.isDeleted())
-                .collect(toList())));
+        if (!grant.getFiles().isEmpty()) {
+            grant.setFiles(fileService.saveOrCreate(grantDto.getFiles().stream()
+                    .filter(f -> !f.isDeleted())
+                    .collect(toList())));
+        }
         grant.getAuthors().clear();
         if (grantDto.getAuthorIds() != null && !grantDto.getAuthorIds().isEmpty()) {
             grantDto.getAuthorIds().forEach(authorIds -> grant.getAuthors().add(userService.findById(authorIds)));
@@ -123,6 +126,7 @@ public class GrantService extends BaseService {
         return grant;
     }
 
+
     public void createProject(GrantDto grantDto) throws IOException {
         grantDto.setProject(
                 new ProjectDto(projectService.save(new ProjectDto(grantDto.getTitle()))));
@@ -130,7 +134,7 @@ public class GrantService extends BaseService {
 
     @Transactional
     public Integer update(GrantDto grantDto) throws IOException {
-        Grant grant = grantRepository.findOne(grantDto.getId());
+        Grant grant = findById(grantDto.getId());
         Set<User> oldAuthors = new HashSet<>(grant.getAuthors());
         User oldLeader = grant.getLeader();
         for (FileDataDto file : grantDto.getFiles().stream()
@@ -159,34 +163,19 @@ public class GrantService extends BaseService {
     }
 
     @Transactional
-    public void delete(Integer grantId) throws IOException {
-        Grant grant = grantRepository.findOne(grantId);
-        grantRepository.delete(grant);
+    public boolean delete(Integer grantId) throws IOException {
+        Grant grant = findById(grantId);
+        if (grant != null) {
+            grantRepository.delete(grant);
+            return true;
+        }
+        return false;
     }
 
     public List<Grant.GrantStatus> getGrantStatuses() {
         return Arrays.asList(Grant.GrantStatus.values());
     }
 
-    @Transactional
-    public Grant create(String title, Project projectId, Date deadlineDate, User user, Paper paper) {
-        Grant grant = new Grant();
-        grant.setTitle(title);
-        grant.setComment("Комментарий к гранту 1");
-        grant.setProject(projectId);
-        grant.setStatus(APPLICATION);
-        grant.getDeadlines().add(new Deadline(deadlineDate, "первый дедлайн"));
-        grant.getAuthors().add(user);
-        grant.setLeader(user);
-        grant.getPapers().add(paper);
-        grant = grantRepository.save(grant);
-
-        eventService.createFromObject(grant, Collections.emptyList(), false, "гранта");
-        grantNotificationService.sendCreateNotification(grant);
-
-        return grant;
-    }
-
     public boolean save(GrantDto grantDto, Errors errors) throws IOException {
         grantDto.setName(grantDto.getTitle());
         filterEmptyDeadlines(grantDto);
@@ -274,20 +263,22 @@ public class GrantService extends BaseService {
         return paperService.findAllNotCompleted();
     }
 
-    public void attachPaper(GrantDto grantDto) {
+    public List<PaperDto> attachPaper(GrantDto grantDto) {
         if (!grantDto.getPaperIds().isEmpty()) {
             grantDto.getPapers().clear();
             grantDto.setPapers(getGrantPapers(grantDto.getPaperIds()));
         } else {
             grantDto.getPapers().clear();
         }
+        return grantDto.getPapers();
     }
 
-    public void removeDeadline(GrantDto grantDto, Integer deadlineId) {
+    public GrantDto removeDeadline(GrantDto grantDto, Integer deadlineId) {
         if (grantDto.getDeadlines().get(deadlineId).getId() != null) {
             grantDto.getRemovedDeadlineIds().add(grantDto.getDeadlines().get(deadlineId).getId());
         }
         grantDto.getDeadlines().remove((int) deadlineId);
+        return grantDto;
     }
 
     private List<User> getCompletedPapersAuthors(Paper.PaperType type) {
@@ -313,10 +304,11 @@ public class GrantService extends BaseService {
                 .collect(toList());
     }
 
-    public void filterEmptyDeadlines(GrantDto grantDto) {
+    public List<Deadline> filterEmptyDeadlines(GrantDto grantDto) {
         grantDto.setDeadlines(grantDto.getDeadlines().stream()
-                .filter(dto -> dto.getDate() != null || !org.springframework.util.StringUtils.isEmpty(dto.getDescription()))
+                .filter(dto -> dto.getDate() != null || !StringUtils.isEmpty(dto.getDescription()))
                 .collect(Collectors.toList()));
+        return grantDto.getDeadlines();
     }
 
     @Transactional
@@ -346,8 +338,4 @@ public class GrantService extends BaseService {
     public void ping(int grantId) throws IOException {
         pingService.addPing(findById(grantId));
     }
-
-    public Grant findGrantById(Integer grantId) {
-        return grantRepository.findOne(grantId);
-    }
 }
diff --git a/src/main/java/ru/ulstu/user/controller/UserController.java b/src/main/java/ru/ulstu/user/controller/UserController.java
index 3c4556d..d080d54 100644
--- a/src/main/java/ru/ulstu/user/controller/UserController.java
+++ b/src/main/java/ru/ulstu/user/controller/UserController.java
@@ -175,4 +175,9 @@ public class UserController extends OdinController<UserListDto, UserDto> {
                                                             @RequestParam(value = "activity", required = false) String activity) {
         return new Response<>(userService.getActivitiesPings(userId, activity));
     }
+
+    @PostMapping("/block")
+    public void blockUser(@RequestParam("userId") Integer userId) {
+        userService.blockUser(userId);
+    }
 }
diff --git a/src/main/java/ru/ulstu/user/controller/UserMvcController.java b/src/main/java/ru/ulstu/user/controller/UserMvcController.java
index f0a28d8..bf84176 100644
--- a/src/main/java/ru/ulstu/user/controller/UserMvcController.java
+++ b/src/main/java/ru/ulstu/user/controller/UserMvcController.java
@@ -74,4 +74,8 @@ public class UserMvcController extends OdinController<UserListDto, UserDto> {
     @GetMapping("/pings")
     public void getPings() {
     }
+
+    @GetMapping("/block")
+    public void getBlock() {
+    }
 }
diff --git a/src/main/java/ru/ulstu/user/error/UserBlockedException.java b/src/main/java/ru/ulstu/user/error/UserBlockedException.java
new file mode 100644
index 0000000..23b9b3a
--- /dev/null
+++ b/src/main/java/ru/ulstu/user/error/UserBlockedException.java
@@ -0,0 +1,9 @@
+package ru.ulstu.user.error;
+
+import org.springframework.security.core.AuthenticationException;
+
+public class UserBlockedException extends AuthenticationException {
+    public UserBlockedException(String message) {
+        super(message);
+    }
+}
diff --git a/src/main/java/ru/ulstu/user/model/User.java b/src/main/java/ru/ulstu/user/model/User.java
index 520b439..bb76618 100644
--- a/src/main/java/ru/ulstu/user/model/User.java
+++ b/src/main/java/ru/ulstu/user/model/User.java
@@ -12,6 +12,7 @@ import javax.persistence.Enumerated;
 import javax.persistence.JoinColumn;
 import javax.persistence.JoinTable;
 import javax.persistence.ManyToMany;
+import javax.persistence.ManyToOne;
 import javax.persistence.Table;
 import javax.persistence.Temporal;
 import javax.persistence.TemporalType;
@@ -91,6 +92,10 @@ public class User extends BaseEntity {
     @Temporal(TemporalType.TIMESTAMP)
     private Date birthDate;
 
+    @ManyToOne()
+    @JoinColumn(name = "blocker_id")
+    private User blocker;
+
     public enum UserDegree {
         CANDIDATE("Кандидат технических наук"),
         DOCTOR("Доктор технических наук");
@@ -229,6 +234,14 @@ public class User extends BaseEntity {
         this.degree = degree;
     }
 
+    public User getBlocker() {
+        return blocker;
+    }
+
+    public void setBlocker(User blocker) {
+        this.blocker = blocker;
+    }
+
     public String getUserAbbreviate() {
         return String.format(USER_ABBREVIATE_TEMPLATE,
                 lastName == null ? "" : lastName,
diff --git a/src/main/java/ru/ulstu/user/service/UserService.java b/src/main/java/ru/ulstu/user/service/UserService.java
index b4f8f28..bbac124 100644
--- a/src/main/java/ru/ulstu/user/service/UserService.java
+++ b/src/main/java/ru/ulstu/user/service/UserService.java
@@ -21,12 +21,10 @@ import ru.ulstu.core.jpa.OffsetablePageRequest;
 import ru.ulstu.core.model.BaseEntity;
 import ru.ulstu.core.model.UserActivity;
 import ru.ulstu.core.model.response.PageableItems;
-import ru.ulstu.grant.service.GrantService;
-import ru.ulstu.paper.service.PaperService;
 import ru.ulstu.ping.model.Ping;
 import ru.ulstu.ping.service.PingService;
-import ru.ulstu.project.service.ProjectService;
 import ru.ulstu.user.error.UserActivationError;
+import ru.ulstu.user.error.UserBlockedException;
 import ru.ulstu.user.error.UserEmailExistsException;
 import ru.ulstu.user.error.UserIdExistsException;
 import ru.ulstu.user.error.UserIsUndeadException;
@@ -323,6 +321,9 @@ public class UserService implements UserDetailsService {
         if (!user.getActivated()) {
             throw new UserNotActivatedException();
         }
+        if (user.getBlocker() != null) {
+            throw new UserBlockedException(String.format("Вы заблокированы пользователем %s", user.getBlocker().getUserAbbreviate()));
+        }
         return new org.springframework.security.core.userdetails.User(user.getLogin(),
                 user.getPassword(),
                 Optional.ofNullable(user.getRoles()).orElse(Collections.emptySet()).stream()
@@ -424,4 +425,10 @@ public class UserService implements UserDetailsService {
         }
         return activitiesPings;
     }
+
+    public void blockUser(int userId) {
+        User userToBlock = findById(userId);
+        userToBlock.setBlocker(getCurrentUser());
+        userRepository.save(userToBlock);
+    }
 }
diff --git a/src/main/resources/db/changelog-20190607_000002-schema.xml b/src/main/resources/db/changelog-20190607_000002-schema.xml
new file mode 100644
index 0000000..9531c87
--- /dev/null
+++ b/src/main/resources/db/changelog-20190607_000002-schema.xml
@@ -0,0 +1,12 @@
+<?xml version="1.1" encoding="UTF-8" standalone="no"?>
+<databaseChangeLog xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
+                   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+                   xsi:schemaLocation="http://www.liquibase.org/xml/ns/dbchangelog http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.1.xsd">
+    <changeSet author="arefyev" id="20190528_000000-3">
+        <addColumn tableName="users">
+            <column name="blocker_id" type="integer"/>
+        </addColumn>
+        <addForeignKeyConstraint baseTableName="users" baseColumnNames="blocker_id" constraintName="fk_blocker"
+                                 referencedTableName="users" referencedColumnNames="id"/>
+    </changeSet>
+</databaseChangeLog>
diff --git a/src/main/resources/db/changelog-master.xml b/src/main/resources/db/changelog-master.xml
index 3c79c6d..afcf8c9 100644
--- a/src/main/resources/db/changelog-master.xml
+++ b/src/main/resources/db/changelog-master.xml
@@ -53,4 +53,5 @@
     <include file="db/changelog-20190529_000001-schema.xml"/>
     <include file="db/changelog-20190601_000001-schema.xml"/>
     <include file="db/changelog-20190605_000000-schema.xml"/>
+    <include file="db/changelog-20190607_000002-schema.xml"/>
 </databaseChangeLog>
\ No newline at end of file
diff --git a/src/main/resources/public/js/users.js b/src/main/resources/public/js/users.js
index 0de86d6..0f8d1c0 100644
--- a/src/main/resources/public/js/users.js
+++ b/src/main/resources/public/js/users.js
@@ -120,6 +120,20 @@ function resetPassword() {
     })
 }
 
+function blockUser() {
+    userId = $('#userId').val();
+    $.ajax({
+        url:"/api/1.0/users/block?userId=" + userId,
+        contentType: "application/json; charset=utf-8",
+        method: "POST",
+        success: function() {
+            showFeedbackMessage("Пользователь заблокирован", MessageTypesEnum.SUCCESS)
+        },
+        error: function(errorData) {
+            showFeedbackMessage(errorData.responseJSON.error.message, MessageTypesEnum.WARNING)
+        }
+    })
+}
 
 function isEmailValid(email) {
     re = /\S+@\S+\.\S+/;
diff --git a/src/main/resources/templates/default.html b/src/main/resources/templates/default.html
index 32939e7..d3c49dd 100644
--- a/src/main/resources/templates/default.html
+++ b/src/main/resources/templates/default.html
@@ -109,6 +109,7 @@
 <script src="/js/core.js"></script>
 <script src="/js/config.js"></script>
 <script src="/js/odin.js"></script>
+<script src="/js/users.js"></script>
 <script th:inline="javascript">
 
     /*<![CDATA[*/
diff --git a/src/main/resources/templates/users/block.html b/src/main/resources/templates/users/block.html
new file mode 100644
index 0000000..3b27494
--- /dev/null
+++ b/src/main/resources/templates/users/block.html
@@ -0,0 +1,21 @@
+<!DOCTYPE html>
+<html lang="en"
+      xmlns:layout="http://www.ultraq.net.nz/thymeleaf/layout"
+      layout:decorator="default">
+<head>
+</head>
+<body>
+<div class="container" layout:fragment="content">
+    <section id="services">
+        <div class="container">
+            <div class="row">
+                <div class="col-lg-12 text-center">
+                    <h2 class="section-heading text-uppercase">Ваш аккаунт заблокирован</h2>
+                    <a href="/"><h3>Вернуться на страницу авторизации</h3></a>
+                </div>
+            </div>
+        </div>
+    </section>
+</div>
+</body>
+</html>
\ No newline at end of file
diff --git a/src/main/resources/templates/users/fragments/userDashboardFragment.html b/src/main/resources/templates/users/fragments/userDashboardFragment.html
index 3095cca..795c6ff 100644
--- a/src/main/resources/templates/users/fragments/userDashboardFragment.html
+++ b/src/main/resources/templates/users/fragments/userDashboardFragment.html
@@ -7,6 +7,7 @@
 <div th:fragment="userDashboard (user)" class="col-12 col-sm-12 col-md-12 col-lg-4 col-xl-3 dashboard-card">
     <div class="row">
         <div class="col col-10">
+            <input type="hidden" id="userId" th:value="${user.user.id}"/>
             <b><p th:text="${user.user.lastName} + ' ' + ${user.user.firstName} + ' ' + ${user.user.patronymic}"></p>
             </b>
             <i><p th:if="${user.conference != null}" th:text="'Сейчас на конференции ' + ${user.conference.title}"></p>
@@ -15,6 +16,7 @@
                   th:text="'Сейчас на паре ' + ${user.lesson.nameOfLesson} + ' в аудитории ' + ${user.lesson.room}"></p>
             </i>
             <p th:if="${user.isOnline()}">Онлайн</p>
+            <button onclick="blockUser()">Заблокировать</button>
         </div>
     </div>
 </div>
diff --git a/src/test/java/grant/GrantPage.java b/src/test/java/grant/GrantPage.java
index fe13956..75fbf8a 100644
--- a/src/test/java/grant/GrantPage.java
+++ b/src/test/java/grant/GrantPage.java
@@ -14,7 +14,7 @@ public class GrantPage extends PageObject {
     }
 
     public String getId() {
-        return driver.findElement(By.id("id")).getAttribute("value");
+        return driver.findElement(By.id("grantId")).getAttribute("value");
     }
 
     public void setTitle(String name) {
diff --git a/src/test/java/ru/ulstu/grant/service/GrantServiceTest.java b/src/test/java/ru/ulstu/grant/service/GrantServiceTest.java
new file mode 100644
index 0000000..99d7ef6
--- /dev/null
+++ b/src/test/java/ru/ulstu/grant/service/GrantServiceTest.java
@@ -0,0 +1,231 @@
+package ru.ulstu.grant.service;
+
+import org.apache.commons.lang3.StringUtils;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.runners.MockitoJUnitRunner;
+import ru.ulstu.deadline.model.Deadline;
+import ru.ulstu.deadline.service.DeadlineService;
+import ru.ulstu.grant.model.Grant;
+import ru.ulstu.grant.model.GrantDto;
+import ru.ulstu.grant.repository.GrantRepository;
+import ru.ulstu.paper.model.Paper;
+import ru.ulstu.paper.model.PaperDto;
+import ru.ulstu.paper.service.PaperService;
+import ru.ulstu.timeline.service.EventService;
+import ru.ulstu.user.model.User;
+import ru.ulstu.user.service.UserService;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.Date;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.Mockito.when;
+
+@RunWith(MockitoJUnitRunner.class)
+public class GrantServiceTest {
+
+    @Mock
+    GrantRepository grantRepository;
+
+    @Mock
+    DeadlineService deadlineService;
+
+    @Mock
+    PaperService paperService;
+
+    @Mock
+    UserService userService;
+
+    @Mock
+    EventService eventService;
+
+    @Mock
+    GrantNotificationService grantNotificationService;
+
+    @InjectMocks
+    GrantService grantService;
+
+    private final static Integer ID = 1;
+    private final static Integer INDEX = 0;
+    private final static String TITLE = "Title";
+    private final static String COMMENT = "Comment";
+    private final static boolean TRUE = true;
+    private final static Integer YEAR = 2019;
+    private final static Integer MAX_DISPLAY_SIZE = 50;
+
+    private List<Grant> grants;
+    private List<GrantDto> grantDtos;
+    private List<Deadline> deadlines;
+    private List<Paper> papers;
+    private PaperDto paperDto;
+    private List<PaperDto> paperDtos;
+    private Set<User> authors;
+    private GrantDto grantDto;
+    private Deadline deadline;
+    private User leader;
+    private User author;
+
+    private Grant grantWithId;
+    private Paper paperWithId;
+
+
+    @Before
+    public void setUp() throws Exception {
+        grants = new ArrayList<>();
+        grantDtos = new ArrayList<>();
+        paperDtos = new ArrayList<>();
+        grantWithId = new Grant();
+
+        deadlines = new ArrayList<>();
+        deadline = new Deadline(new Date(), COMMENT);
+        deadline.setId(ID);
+        deadlines.add(deadline);
+
+        leader = Mockito.mock(User.class);
+
+        papers = new ArrayList<>();
+        paperWithId = new Paper();
+        paperWithId.setId(ID);
+        paperWithId.setTitle(TITLE);
+        papers.add(paperWithId);
+        paperDto = new PaperDto(paperWithId);
+        paperDtos.add(paperDto);
+
+        authors = new HashSet<>();
+        author = leader;
+        authors.add(author);
+
+        grantWithId.setId(ID);
+        grantWithId.setTitle(TITLE);
+        grantWithId.setComment(COMMENT);
+        grantWithId.setDeadlines(deadlines);
+        grantWithId.setLeader(leader);
+        grantWithId.setPapers(papers);
+        grantWithId.setAuthors(authors);
+
+        grants.add(grantWithId);
+        grantDto = new GrantDto(grantWithId);
+        grantDtos.add(grantDto);
+    }
+
+    @Test
+    public void getExistGrantById() {
+        when(grantRepository.findOne(ID)).thenReturn(grantWithId);
+
+        GrantDto newGrantDto = new GrantDto(grantWithId);
+        GrantDto result = grantService.getExistGrantById(ID);
+
+        assertEquals(newGrantDto.getId(), result.getId());
+    }
+
+    @Test
+    public void findAll() {
+        when(grantRepository.findAll()).thenReturn(grants);
+
+        assertEquals(Collections.singletonList(grantWithId), grantService.findAll());
+    }
+
+    @Test
+    public void create() throws IOException {
+        when(deadlineService.saveOrCreate(new ArrayList<>())).thenReturn(deadlines);
+        when(userService.getUserByLogin("admin")).thenReturn(leader);
+        when(grantRepository.save(new Grant())).thenReturn(grantWithId);
+
+        Grant newGrant = new Grant();
+        newGrant.setId(ID);
+        newGrant.setTitle(TITLE);
+        newGrant.setComment(COMMENT);
+        newGrant.setDeadlines(deadlines);
+        newGrant.setLeader(leader);
+
+        assertEquals(newGrant, grantService.create(grantDto));
+    }
+
+    @Test
+    public void getGrantStatuses() {
+        assertEquals(Arrays.asList(Grant.GrantStatus.values()), grantService.getGrantStatuses());
+    }
+
+    @Test
+    public void getGrantPapers() {
+        when(paperService.findAllSelect(Collections.singletonList(ID))).thenReturn(paperDtos);
+
+        assertEquals(paperDtos, grantService.getGrantPapers(Collections.singletonList(ID)));
+    }
+
+    @Test
+    public void getAllUncompletedPapers() {
+        when(paperService.findAllNotCompleted()).thenReturn(paperDtos);
+        paperDtos.stream()
+                .forEach(paperDto -> {
+                    paperDto.setTitle(StringUtils.abbreviate(paperDto.getTitle(), MAX_DISPLAY_SIZE));
+                });
+
+        assertEquals(paperDtos, grantService.getAllUncompletedPapers());
+    }
+
+    @Test
+    public void delete() throws IOException {
+        when(grantRepository.findOne(ID)).thenReturn(grantWithId);
+        assertTrue(grantService.delete(grantWithId.getId()));
+    }
+
+    @Test
+    public void removeDeadline() {
+        GrantDto newGrantDto = new GrantDto();
+        newGrantDto.getRemovedDeadlineIds().add(ID);
+        grantDto.getDeadlines().add(deadline);
+        GrantDto result = grantService.removeDeadline(grantDto, INDEX);
+
+        assertEquals(newGrantDto.getRemovedDeadlineIds(), result.getRemovedDeadlineIds());
+    }
+
+    @Test
+    public void findById() {
+        when(grantRepository.findOne(ID)).thenReturn(grantWithId);
+        Grant findGrant = grantService.findById(ID);
+
+        assertEquals(grantWithId.getId(), findGrant.getId());
+    }
+
+    @Test
+    public void attachPaper() {
+        when(grantRepository.findOne(ID)).thenReturn(grantWithId);
+        when(paperService.findAllSelect(Collections.singletonList(ID))).thenReturn(paperDtos);
+        GrantDto newGrantDto = new GrantDto(grantWithId);
+
+        if (!newGrantDto.getPaperIds().isEmpty()) {
+            newGrantDto.getPapers().clear();
+            newGrantDto.setPapers(paperDtos);
+        } else {
+            newGrantDto.getPapers().clear();
+        }
+
+        assertEquals(newGrantDto.getPapers(), grantService.attachPaper(grantDto));
+    }
+
+    @Test
+    public void filterEmptyDeadlines() {
+        when(grantRepository.findOne(ID)).thenReturn(grantWithId);
+        GrantDto newGrantDto = new GrantDto(grantWithId);
+
+        newGrantDto.setDeadlines(newGrantDto.getDeadlines().stream()
+                .filter(dto -> dto.getDate() != null || !StringUtils.isEmpty(dto.getDescription()))
+                .collect(Collectors.toList()));
+
+        assertEquals(newGrantDto.getDeadlines(), grantService.filterEmptyDeadlines(grantDto));
+    }
+}
\ No newline at end of file