diff --git a/web/ASC.Web.Components/src/components/drop-down-item/drop-down-item.test.js b/web/ASC.Web.Components/src/components/drop-down-item/drop-down-item.test.js
index a7734a6666..1b958e6ac9 100644
--- a/web/ASC.Web.Components/src/components/drop-down-item/drop-down-item.test.js
+++ b/web/ASC.Web.Components/src/components/drop-down-item/drop-down-item.test.js
@@ -1,18 +1,76 @@
 import React from 'react';
-import { mount } from 'enzyme';
+import { mount, shallow } from 'enzyme';
 import DropDownItem from '.';
 
+const baseProps = {
+  isSeparator: false,
+  isHeader: false,
+  tabIndex: -1,
+  label: 'test',
+  disabled: false,
+  icon: 'NavLogoIcon',
+  noHover: false,
+  onClick: jest.fn()
+}
+
 describe('<DropDownItem />', () => {
   it('renders without error', () => {
     const wrapper = mount(
-      <DropDownItem 
-        isSeparator={false}
-        isHeader={false} 
-        label='Button 1' 
-        icon='NavLogoIcon' 
-        onClick={() => console.log('Button 1 clicked')} />
+      <DropDownItem {...baseProps} />
     );
 
     expect(wrapper).toExist();
   });
+
+  it('check disabled props', () => {
+    const wrapper = mount(
+      <DropDownItem {...baseProps} disabled={true} />
+    );
+
+    expect(wrapper.prop('disabled')).toEqual(true);
+  });
+
+  it('check isSeparator props', () => {
+    const wrapper = mount(
+      <DropDownItem {...baseProps} isSeparator={true} />
+    );
+
+    expect(wrapper.prop('isSeparator')).toEqual(true);
+  });
+
+  it('check isHeader props', () => {
+    const wrapper = mount(
+      <DropDownItem {...baseProps} isHeader={true} />
+    );
+
+    expect(wrapper.prop('isHeader')).toEqual(true);
+  });
+
+  it('check noHover props', () => {
+    const wrapper = mount(
+      <DropDownItem {...baseProps} noHover={true} />
+    );
+
+    expect(wrapper.prop('noHover')).toEqual(true);
+  });
+
+  it('causes function onClick()', () => {
+    const onClick = jest.fn();
+
+    const wrapper = shallow(<DropDownItem id='test' {...baseProps} onClick={onClick} />);
+
+    wrapper.find("#test").simulate("click")
+
+    expect(onClick).toHaveBeenCalled();
+  });
+
+  it('render without child', () => {
+    const wrapper = shallow(
+      <DropDownItem >
+        test
+      </DropDownItem>
+    );
+
+    expect(wrapper.props.children).toEqual(undefined);
+  });
 });
diff --git a/web/ASC.Web.Components/src/components/drop-down/drop-down.test.js b/web/ASC.Web.Components/src/components/drop-down/drop-down.test.js
index d1d4e71b3f..1c94009408 100644
--- a/web/ASC.Web.Components/src/components/drop-down/drop-down.test.js
+++ b/web/ASC.Web.Components/src/components/drop-down/drop-down.test.js
@@ -35,12 +35,24 @@ describe('<DropDown />', () => {
     expect(wrapper.prop('directionX')).toEqual('right');
   });
 
+  it('directionX right manualX', () => {
+    const wrapper = mount(<DropDown {...baseProps} directionX='right' manualX='100px' />);
+
+    expect(wrapper.prop('directionX')).toEqual('right');
+  });
+
   it('directionY top', () => {
     const wrapper = mount(<DropDown {...baseProps} directionY='top' />);
 
     expect(wrapper.prop('directionY')).toEqual('top');
   });
 
+  it('directionY top manualY', () => {
+    const wrapper = mount(<DropDown {...baseProps} directionY='top' manualY='100%' />);
+
+    expect(wrapper.prop('directionY')).toEqual('top');
+  });
+
   it('withArrow', () => {
     const wrapper = mount(<DropDown {...baseProps} withArrow />);
 
@@ -74,15 +86,37 @@ describe('<DropDown />', () => {
 
     expect(wrapper.children()).toHaveLength(1);
   });
-  /*
-  it('with maxHeight and children', () => {
-    const wrapper = mount((
-      <DropDown {...baseProps} maxHeight={200}>
-        <div>1</div>
-      </DropDown>
-    ));
 
-    expect(wrapper.children()).toHaveLength(1);
+  it('with maxHeight and children', () => {
+    const child = (<div>1</div>);
+    const wrapper = shallow((
+      <DropDown 
+        maxHeight={0}>
+        {child}
+      </DropDown>
+    )).instance();
+
+    expect(wrapper.props.children).toEqual(child);
   });
-  */
+
+  it('componentDidUpdate() state lifecycle test', () => {
+    const wrapper = shallow(<DropDown {...baseProps} />);
+    const instance = wrapper.instance();
+
+    wrapper.setState({ isOpen: true });
+
+    instance.componentDidUpdate(wrapper.props(), wrapper.state());
+
+    expect(wrapper.state()).toBe(wrapper.state());
+  });
+
+  it('componentDidUpdate() props lifecycle test', () => {
+    const wrapper = shallow(<DropDown {...baseProps} />);
+    const instance = wrapper.instance();
+
+    instance.componentDidUpdate({ opened: true }, wrapper.state());
+
+    expect(wrapper.props()).toBe(wrapper.props());
+  });
+
 });