[CLNP-6427] Add init test for the exported components (#1322)

### Ticket
[CLNP-6427](https://sendbird.atlassian.net/browse/CLNP-6427)

### Changelog
* Added initial rendering test of provider-related components with the
default props.

[CLNP-6427]:
https://sendbird.atlassian.net/browse/CLNP-6427?atlOrigin=eyJpIjoiNWRkNTljNzYxNjVmNDY3MDlhMDU5Y2ZhYzA5YTRkZjUiLCJwIjoiZ2l0aHViLWNvbS1KU1cifQ

Author: git-babel

src/modules/ChannelSettings/__test__/ChannelSettings.spec.tsx

@@ -0,0 +1,145 @@
+import React from 'react';
+import { render } from '@testing-library/react';
+import '@testing-library/jest-dom/extend-expect';
+import SendbirdProvider from '../../../lib/Sendbird/context/SendbirdProvider';
+import { ChannelSettingsProvider } from '../context';
+import ChannelProfile from '../components/ChannelProfile';
+import ChannelSettingsUI from '../components/ChannelSettingsUI';
+import ChannelSettingsHeader from '../components/ChannelSettingsUI/ChannelSettingsHeader';
+import MenuItem from '../components/ChannelSettingsUI/MenuItem';
+import EditDetailsModal from '../components/EditDetailsModal';
+import LeaveChannel from '../components/LeaveChannel';
+import UserListItem from '../components/UserListItem';
+import { User } from '@sendbird/chat';
+import UserPanel from '../components/UserPanel';
+import ModerationPanel from '../components/ModerationPanel';
+
+// Mock createPortal function to render content directly without portal
+jest.mock('react-dom', () => ({
+  ...jest.requireActual('react-dom'),
+  createPortal: (node) => node,
+}));
+
+describe('ChannelSettings Unit Tests', () => {
+  const defaultProps = {
+    channelUrl: 'mockChannelUrl',
+  };
+
+  it('renders ChannelSettingsUI with default value', () => {
+    expect(() => {
+      render(
+        <SendbirdProvider appId="mockAppId" userId="mockUserId">
+          <ChannelSettingsProvider {...defaultProps}>
+            <ChannelSettingsUI />
+          </ChannelSettingsProvider>,
+        </SendbirdProvider>,
+      );
+    }).not.toThrow();
+  });
+
+  it('renders ChannelProfile with default value', () => {
+    expect(() => {
+      render(
+        <SendbirdProvider appId="mockAppId" userId="mockUserId">
+          <ChannelSettingsProvider {...defaultProps}>
+            <ChannelProfile />
+          </ChannelSettingsProvider>,
+        </SendbirdProvider>,
+      );
+    }).not.toThrow();
+  });
+
+  it('renders ChannelSettingsHeader with default value', () => {
+    expect(() => {
+      render(
+        <SendbirdProvider appId="mockAppId" userId="mockUserId">
+          <ChannelSettingsProvider {...defaultProps}>
+            <ChannelSettingsHeader />
+          </ChannelSettingsProvider>,
+        </SendbirdProvider>,
+      );
+    }).not.toThrow();
+  });
+
+  it('renders ChannelSettingMenuList with default value', () => {
+    expect(() => {
+      render(
+        <SendbirdProvider appId="mockAppId" userId="mockUserId">
+          <ChannelSettingsProvider {...defaultProps}>
+            <MenuItem
+              renderLeft={() => null}
+              renderMiddle={() => null}
+            />
+          </ChannelSettingsProvider>,
+        </SendbirdProvider>,
+      );
+    }).not.toThrow();
+  });
+
+  it('renders EditDetailsModal with default value', () => {
+    expect(() => {
+      render(
+        <SendbirdProvider appId="mockAppId" userId="mockUserId">
+          <ChannelSettingsProvider {...defaultProps}>
+            <EditDetailsModal
+              onSubmit={() => jest.fn()}
+              onCancel={() => jest.fn()}
+            />
+          </ChannelSettingsProvider>,
+        </SendbirdProvider>,
+      );
+    }).not.toThrow();
+  });
+
+  it('renders LeaveChannel with default value', () => {
+    expect(() => {
+      render(
+        <SendbirdProvider appId="mockAppId" userId="mockUserId">
+          <ChannelSettingsProvider {...defaultProps}>
+            <LeaveChannel
+              onSubmit={() => jest.fn()}
+              onCancel={() => jest.fn()}
+            />
+          </ChannelSettingsProvider>,
+        </SendbirdProvider>,
+      );
+    }).not.toThrow();
+  });
+
+  it('renders UserLisItem with default value', () => {
+    expect(() => {
+      render(
+        <SendbirdProvider appId="mockAppId" userId="mockUserId">
+          <ChannelSettingsProvider {...defaultProps}>
+            <UserListItem user={{ userId: 'mockUserId', nickname: 'mockNickname' } as User}/>
+          </ChannelSettingsProvider>,
+        </SendbirdProvider>,
+      );
+    }).not.toThrow();
+  });
+
+  it('renders UserPanel with default value', () => {
+    expect(() => {
+      render(
+        <SendbirdProvider appId="mockAppId" userId="mockUserId">
+          <ChannelSettingsProvider {...defaultProps}>
+            <UserPanel />
+          </ChannelSettingsProvider>,
+        </SendbirdProvider>,
+      );
+    }).not.toThrow();
+  });
+
+  it('renders ModerationPanel with default value', () => {
+    expect(() => {
+      render(
+        <SendbirdProvider appId="mockAppId" userId="mockUserId">
+          <ChannelSettingsProvider {...defaultProps}>
+            <ModerationPanel />
+          </ChannelSettingsProvider>,
+        </SendbirdProvider>,
+      );
+    }).not.toThrow();
+  });
+
+});

src/modules/CreateChannel/__test__/CreateChannel.spec.tsx

@@ -0,0 +1,65 @@
+import React from 'react';
+import { render } from '@testing-library/react';
+import '@testing-library/jest-dom/extend-expect';
+import SendbirdProvider from '../../../lib/Sendbird/context/SendbirdProvider';
+import { CreateChannelProvider } from '../context';
+import CreateChannelUI from '../components/CreateChannelUI';
+import InviteUsers from '../components/InviteUsers';
+import SelectChannelType from '../components/SelectChannelType';
+
+// Mock createPortal function to render content directly without portal
+jest.mock('react-dom', () => ({
+  ...jest.requireActual('react-dom'),
+  createPortal: (node) => node,
+}));
+
+jest.mock('../components/InviteUsers/utils', () => ({
+  ...jest.requireActual('../components/InviteUsers/utils'),
+  createDefaultUserListQuery: () => ({
+    isLoading: false,
+    next: async () => [],
+  }),
+}));
+
+describe('CreateChannel Unit Tests', () => {
+  const defaultProps = {
+    onChannelCreated: () => jest.fn(),
+  };
+
+  it('renders CreateChannelUI with default value', () => {
+    expect(() => {
+      render(
+        <SendbirdProvider appId="mockAppId" userId="mockUserId">
+          <CreateChannelProvider {...defaultProps}>
+            <CreateChannelUI />
+          </CreateChannelProvider>,
+        </SendbirdProvider>,
+      );
+    }).not.toThrow();
+  });
+
+  it('renders InviteUsers with default value', () => {
+    expect(() => {
+      render(
+        <SendbirdProvider appId="mockAppId" userId="mockUserId">
+          <CreateChannelProvider {...defaultProps}>
+            <InviteUsers />
+          </CreateChannelProvider>,
+        </SendbirdProvider>,
+      );
+    }).not.toThrow();
+  });
+
+  it('renders SelectChannelType with default value', () => {
+    expect(() => {
+      render(
+        <SendbirdProvider appId="mockAppId" userId="mockUserId">
+          <CreateChannelProvider {...defaultProps}>
+            <SelectChannelType />
+          </CreateChannelProvider>,
+        </SendbirdProvider>,
+      );
+    }).not.toThrow();
+  });
+
+});