diff --git a/requirements.txt b/requirements.txt
index 0d87cf6c..00313ba3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 werkzeug==2.0.0
 Flask==2.0.3
 jinja2==3.0.0
-requests==2.24.0
+requests==2.25.0
 python-pptx==0.6.18
 odfpy==1.4.1
 pymongo==3.11.1
@@ -28,3 +28,5 @@ pytest~=7.1.2
 filetype==1.2.0
 language-tool-python==2.7.1
 markdown==3.4.4
+selenium==4.16.0
+webdriver-manager==4.0.1
diff --git a/tests/README.md b/tests/README.md
index e2f61ebb..cff11bd9 100644
--- a/tests/README.md
+++ b/tests/README.md
@@ -8,12 +8,17 @@ Install requirements.txt:
 $ pip install -r tests/requirements.txt
 ```
 
+## Test for autorization:
+class AuthTestSelenium(BasicSeleniumTest) with 3 tests
 
-## Test for open page /version:
+Tests check: if page "/login" opens, if it doesn't take wrong login/password and takes correct.
+
+## Test for open page /check_list:
 class StatisticTestSelenium(BasicSeleniumTest) with 1 test
 
 Test check: if page "/check_list" opens
 
+
 ## Run run_tests
 
 use login and password from .env
diff --git a/tests/main.py b/tests/main.py
index e16af4a7..cad68c53 100644
--- a/tests/main.py
+++ b/tests/main.py
@@ -3,6 +3,7 @@
 import argparse
 from basic_selenium_test import BasicSeleniumTest
 from test_statistic import StatisticTestSelenium
+from test_authorization import AuthTestSelenium
 
 def parse_arguments():
     parser = argparse.ArgumentParser(description='Run Selenium tests with specified host, login, and password.')
@@ -15,8 +16,9 @@ def main():
     args = parse_arguments()
 
     suite = unittest.TestSuite()
+    suite.addTest(BasicSeleniumTest.parametrize(AuthTestSelenium, param=(args.host, args.login, args.password)))
     suite.addTest(BasicSeleniumTest.parametrize(StatisticTestSelenium, param=(args.host, args.login, args.password)))    
-
+    
     returnCode = not unittest.TextTestRunner(verbosity=2).run(suite).wasSuccessful()
 
     BasicSeleniumTest.closeDriver()
diff --git a/tests/test_authorization.py b/tests/test_authorization.py
new file mode 100644
index 00000000..02683bcf
--- /dev/null
+++ b/tests/test_authorization.py
@@ -0,0 +1,37 @@
+import os
+from basic_selenium_test import BasicSeleniumTest
+from selenium.webdriver.common.by import By
+
+class AuthTestSelenium(BasicSeleniumTest):
+
+    def check_auth(self, login_param, password_param):
+        URL = self.getUrl('/login')
+        self.getDriver().get(URL)
+        self.getDriver().implicitly_wait(30)
+        login = self.getDriver().find_element(By.ID, "login_text_field")
+        login.clear()
+        login.send_keys(login_param)
+        password = self.getDriver().find_element(By.ID, "password_text_field")
+        password.clear()
+        password.send_keys(password_param)
+        login_button = self.getDriver().find_element(By.ID, "login_button")
+        login_button.click()
+
+    def test_loading(self):
+        URL = self.getUrl('/login')
+        self.getDriver().get(URL)
+        self.getDriver().implicitly_wait(30)
+        obj = self.getDriver().find_element(By.CLASS_NAME, "form-group")
+        self.assertNotEquals(obj, None)    
+
+    def test_failed_auth(self):
+        host, login, password = self.param
+        self.check_auth('wrong_login', 'wrong_password')
+        obj = self.getDriver().find_element(By.ID, "login_button")
+        self.assertNotEquals(obj, None)
+
+    def test_complete_auth(self):
+        host, login, password = self.param
+        self.check_auth(login, password)
+        upload_url = self.getUrl('/upload')
+        self.assertIn(upload_url, self.getDriver().current_url)