chore: add unit tests for hosts list in infra monitoring (#8230)

frontend/src/container/InfraMonitoringHosts/__tests__/HostsEmptyOrIncorrectMetrics.test.tsx

@@ -0,0 +1,43 @@
+import { render, screen } from '@testing-library/react';
+
+import HostsEmptyOrIncorrectMetrics from '../HostsEmptyOrIncorrectMetrics';
+
+describe('HostsEmptyOrIncorrectMetrics', () => {
+	it('shows no data message when noData is true', () => {
+		render(<HostsEmptyOrIncorrectMetrics noData incorrectData={false} />);
+		expect(
+			screen.getByText('No host metrics data received yet.'),
+		).toBeInTheDocument();
+		expect(
+			screen.getByText(/Infrastructure monitoring requires the/),
+		).toBeInTheDocument();
+	});
+
+	it('shows incorrect data message when incorrectData is true', () => {
+		render(<HostsEmptyOrIncorrectMetrics noData={false} incorrectData />);
+		expect(
+			screen.getByText(
+				'To see host metrics, upgrade to the latest version of SigNoz k8s-infra chart. Please contact support if you need help.',
+			),
+		).toBeInTheDocument();
+	});
+
+	it('does not show no data message when noData is false', () => {
+		render(<HostsEmptyOrIncorrectMetrics noData={false} incorrectData={false} />);
+		expect(
+			screen.queryByText('No host metrics data received yet.'),
+		).not.toBeInTheDocument();
+		expect(
+			screen.queryByText(/Infrastructure monitoring requires the/),
+		).not.toBeInTheDocument();
+	});
+
+	it('does not show incorrect data message when incorrectData is false', () => {
+		render(<HostsEmptyOrIncorrectMetrics noData={false} incorrectData={false} />);
+		expect(
+			screen.queryByText(
+				'To see host metrics, upgrade to the latest version of SigNoz k8s-infra chart. Please contact support if you need help.',
+			),
+		).not.toBeInTheDocument();
+	});
+});

frontend/src/container/InfraMonitoringHosts/__tests__/HostsList.test.tsx

@@ -0,0 +1,166 @@
+/* eslint-disable react/button-has-type */
+import { render } from '@testing-library/react';
+import ROUTES from 'constants/routes';
+import * as useGetHostListHooks from 'hooks/infraMonitoring/useGetHostList';
+import * as appContextHooks from 'providers/App/App';
+import * as timezoneHooks from 'providers/Timezone';
+import { QueryClient, QueryClientProvider } from 'react-query';
+import { Provider } from 'react-redux';
+import { MemoryRouter } from 'react-router-dom';
+import store from 'store';
+import { LicenseEvent } from 'types/api/licensesV3/getActive';
+
+import HostsList from '../HostsList';
+
+jest.mock('lib/getMinMax', () => ({
+	__esModule: true,
+	default: jest.fn().mockImplementation(() => ({
+		minTime: 1713734400000,
+		maxTime: 1713738000000,
+		isValidTimeFormat: jest.fn().mockReturnValue(true),
+	})),
+}));
+jest.mock('components/CustomTimePicker/CustomTimePicker', () => ({
+	__esModule: true,
+	default: ({ onSelect, selectedTime, selectedValue }: any): JSX.Element => (
+		<div data-testid="custom-time-picker">
+			<button onClick={(): void => onSelect('custom')}>
+				{selectedTime} - {selectedValue}
+			</button>
+		</div>
+	),
+}));
+
+const queryClient = new QueryClient();
+
+jest.mock('uplot', () => {
+	const paths = {
+		spline: jest.fn(),
+		bars: jest.fn(),
+	};
+	const uplotMock = jest.fn(() => ({
+		paths,
+	}));
+	return {
+		paths,
+		default: uplotMock,
+	};
+});
+jest.mock('react-redux', () => ({
+	...jest.requireActual('react-redux'),
+	useSelector: (): any => ({
+		globalTime: {
+			selectedTime: {
+				startTime: 1713734400000,
+				endTime: 1713738000000,
+			},
+			maxTime: 1713738000000,
+			minTime: 1713734400000,
+		},
+	}),
+}));
+jest.mock('react-router-dom', () => ({
+	...jest.requireActual('react-router-dom'),
+	useLocation: jest.fn().mockReturnValue({
+		pathname: ROUTES.INFRASTRUCTURE_MONITORING_HOSTS,
+	}),
+}));
+jest.mock('react-router-dom-v5-compat', () => {
+	const actual = jest.requireActual('react-router-dom-v5-compat');
+	return {
+		...actual,
+		useSearchParams: jest
+			.fn()
+			.mockReturnValue([
+				{ get: jest.fn(), entries: jest.fn().mockReturnValue([]) },
+				jest.fn(),
+			]),
+		useNavigationType: (): any => 'PUSH',
+	};
+});
+jest.mock('hooks/useSafeNavigate', () => ({
+	useSafeNavigate: (): any => ({
+		safeNavigate: jest.fn(),
+	}),
+}));
+
+jest.spyOn(timezoneHooks, 'useTimezone').mockReturnValue({
+	timezone: {
+		offset: 0,
+	},
+	browserTimezone: {
+		offset: 0,
+	},
+} as any);
+jest.spyOn(useGetHostListHooks, 'useGetHostList').mockReturnValue({
+	data: {
+		payload: {
+			data: {
+				records: [
+					{
+						hostName: 'test-host',
+						active: true,
+						cpu: 0.75,
+						memory: 0.65,
+						wait: 0.03,
+					},
+				],
+				isSendingK8SAgentMetrics: false,
+				sentAnyHostMetricsData: true,
+			},
+		},
+	},
+	isLoading: false,
+	isError: false,
+} as any);
+jest.spyOn(appContextHooks, 'useAppContext').mockReturnValue({
+	user: {
+		role: 'admin',
+	},
+	activeLicenseV3: {
+		event_queue: {
+			created_at: '0',
+			event: LicenseEvent.NO_EVENT,
+			scheduled_at: '0',
+			status: '',
+			updated_at: '0',
+		},
+		license: {
+			license_key: 'test-license-key',
+			license_type: 'trial',
+			org_id: 'test-org-id',
+			plan_id: 'test-plan-id',
+			plan_name: 'test-plan-name',
+			plan_type: 'trial',
+			plan_version: 'test-plan-version',
+		},
+	},
+} as any);
+
+describe('HostsList', () => {
+	it('renders hosts list table', () => {
+		const { container } = render(
+			<QueryClientProvider client={queryClient}>
+				<MemoryRouter>
+					<Provider store={store}>
+						<HostsList />
+					</Provider>
+				</MemoryRouter>
+			</QueryClientProvider>,
+		);
+		expect(container.querySelector('.hosts-list-table')).toBeInTheDocument();
+	});
+
+	it('renders filters', () => {
+		const { container } = render(
+			<QueryClientProvider client={queryClient}>
+				<MemoryRouter>
+					<Provider store={store}>
+						<HostsList />
+					</Provider>
+				</MemoryRouter>
+			</QueryClientProvider>,
+		);
+		expect(container.querySelector('.filters')).toBeInTheDocument();
+	});
+});

frontend/src/container/InfraMonitoringHosts/__tests__/HostsListControl.test.tsx

@@ -0,0 +1,37 @@
+import { render, screen } from '@testing-library/react';
+
+import HostsListControls from '../HostsListControls';
+
+jest.mock('container/QueryBuilder/filters/QueryBuilderSearch', () => ({
+	__esModule: true,
+	default: (): JSX.Element => (
+		<div data-testid="query-builder-search">Search</div>
+	),
+}));
+
+jest.mock('container/TopNav/DateTimeSelectionV2', () => ({
+	__esModule: true,
+	default: (): JSX.Element => (
+		<div data-testid="date-time-selection">Date Time</div>
+	),
+}));
+
+describe('HostsListControls', () => {
+	const mockHandleFiltersChange = jest.fn();
+	const mockFilters = {
+		items: [],
+		op: 'AND',
+	};
+
+	it('renders search and date time filters', () => {
+		render(
+			<HostsListControls
+				handleFiltersChange={mockHandleFiltersChange}
+				filters={mockFilters}
+			/>,
+		);
+
+		expect(screen.getByTestId('query-builder-search')).toBeInTheDocument();
+		expect(screen.getByTestId('date-time-selection')).toBeInTheDocument();
+	});
+});

frontend/src/container/InfraMonitoringHosts/__tests__/HostsListTable.test.tsx

@@ -0,0 +1,139 @@
+/* eslint-disable react/jsx-props-no-spreading */
+import { render, screen } from '@testing-library/react';
+
+import HostsListTable from '../HostsListTable';
+
+jest.mock('uplot', () => {
+	const paths = {
+		spline: jest.fn(),
+		bars: jest.fn(),
+	};
+	const uplotMock = jest.fn(() => ({
+		paths,
+	}));
+	return {
+		paths,
+		default: uplotMock,
+	};
+});
+
+const EMPTY_STATE_CONTAINER_CLASS = '.hosts-empty-state-container';
+
+describe('HostsListTable', () => {
+	const mockHost = {
+		hostName: 'test-host-1',
+		active: true,
+		cpu: 0.75,
+		memory: 0.65,
+		wait: 0.03,
+		load15: 1.5,
+		os: 'linux',
+	};
+
+	const mockTableData = {
+		payload: {
+			data: {
+				hosts: [mockHost],
+			},
+		},
+	};
+	const mockOnHostClick = jest.fn();
+	const mockSetCurrentPage = jest.fn();
+	const mockSetOrderBy = jest.fn();
+	const mockSetPageSize = jest.fn();
+	const mockProps = {
+		isLoading: false,
+		isError: false,
+		isFetching: false,
+		tableData: mockTableData,
+		hostMetricsData: [mockHost],
+		filters: {
+			items: [],
+			op: 'AND',
+		},
+		onHostClick: mockOnHostClick,
+		currentPage: 1,
+		setCurrentPage: mockSetCurrentPage,
+		pageSize: 10,
+		setOrderBy: mockSetOrderBy,
+		setPageSize: mockSetPageSize,
+	} as any;
+
+	it('renders loading state if isLoading is true', () => {
+		const { container } = render(<HostsListTable {...mockProps} isLoading />);
+		expect(container.querySelector('.hosts-list-loading-state')).toBeTruthy();
+	});
+
+	it('renders loading state if isFetching is true', () => {
+		const { container } = render(<HostsListTable {...mockProps} isFetching />);
+		expect(container.querySelector('.hosts-list-loading-state')).toBeTruthy();
+	});
+
+	it('renders error state if isError is true', () => {
+		render(<HostsListTable {...mockProps} isError />);
+		expect(screen.getByText('Something went wrong')).toBeTruthy();
+	});
+
+	it('renders empty state if no hosts are found', () => {
+		const { container } = render(<HostsListTable {...mockProps} />);
+		expect(container.querySelector(EMPTY_STATE_CONTAINER_CLASS)).toBeTruthy();
+	});
+
+	it('renders empty state if sentAnyHostMetricsData is false', () => {
+		const { container } = render(
+			<HostsListTable
+				{...mockProps}
+				tableData={{
+					...mockTableData,
+					payload: {
+						...mockTableData.payload,
+						data: {
+							...mockTableData.payload.data,
+							sentAnyHostMetricsData: false,
+						},
+					},
+				}}
+			/>,
+		);
+		expect(container.querySelector(EMPTY_STATE_CONTAINER_CLASS)).toBeTruthy();
+	});
+
+	it('renders empty state if isSendingIncorrectK8SAgentMetrics is true', () => {
+		const { container } = render(
+			<HostsListTable
+				{...mockProps}
+				tableData={{
+					...mockTableData,
+					payload: {
+						...mockTableData.payload,
+						data: {
+							...mockTableData.payload.data,
+							isSendingIncorrectK8SAgentMetrics: true,
+						},
+					},
+				}}
+			/>,
+		);
+		expect(container.querySelector(EMPTY_STATE_CONTAINER_CLASS)).toBeTruthy();
+	});
+
+	it('renders table data', () => {
+		const { container } = render(
+			<HostsListTable
+				{...mockProps}
+				tableData={{
+					...mockTableData,
+					payload: {
+						...mockTableData.payload,
+						data: {
+							...mockTableData.payload.data,
+							isSendingIncorrectK8SAgentMetrics: false,
+							sentAnyHostMetricsData: true,
+						},
+					},
+				}}
+			/>,
+		);
+		expect(container.querySelector('.hosts-list-table')).toBeTruthy();
+	});
+});

frontend/src/container/InfraMonitoringHosts/__tests__/utilts.test.tsx

@@ -0,0 +1,104 @@
+import { render } from '@testing-library/react';
+
+import { formatDataForTable, GetHostsQuickFiltersConfig } from '../utils';
+
+const PROGRESS_BAR_CLASS = '.progress-bar';
+
+jest.mock('uplot', () => {
+	const paths = {
+		spline: jest.fn(),
+		bars: jest.fn(),
+	};
+	const uplotMock = jest.fn(() => ({
+		paths,
+	}));
+	return {
+		paths,
+		default: uplotMock,
+	};
+});
+
+describe('InfraMonitoringHosts utils', () => {
+	describe('formatDataForTable', () => {
+		it('should format host data correctly', () => {
+			const mockData = [
+				{
+					hostName: 'test-host',
+					active: true,
+					cpu: 0.95,
+					memory: 0.85,
+					wait: 0.05,
+					load15: 2.5,
+					os: 'linux',
+				},
+			] as any;
+
+			const result = formatDataForTable(mockData);
+
+			expect(result[0].hostName).toBe('test-host');
+			expect(result[0].wait).toBe('5%');
+			expect(result[0].load15).toBe(2.5);
+
+			// Test active tag rendering
+			const activeTag = render(result[0].active as JSX.Element);
+			expect(activeTag.container.textContent).toBe('ACTIVE');
+			expect(activeTag.container.querySelector('.active')).toBeTruthy();
+
+			// Test CPU progress bar
+			const cpuProgress = render(result[0].cpu as JSX.Element);
+			const cpuProgressBar = cpuProgress.container.querySelector(
+				PROGRESS_BAR_CLASS,
+			);
+			expect(cpuProgressBar).toBeTruthy();
+
+			// Test memory progress bar
+			const memoryProgress = render(result[0].memory as JSX.Element);
+			const memoryProgressBar = memoryProgress.container.querySelector(
+				PROGRESS_BAR_CLASS,
+			);
+			expect(memoryProgressBar).toBeTruthy();
+		});
+
+		it('should handle inactive hosts', () => {
+			const mockData = [
+				{
+					hostName: 'test-host',
+					active: false,
+					cpu: 0.3,
+					memory: 0.4,
+					wait: 0.02,
+					load15: 1.2,
+					os: 'linux',
+					cpuTimeSeries: [],
+					memoryTimeSeries: [],
+					waitTimeSeries: [],
+					load15TimeSeries: [],
+				},
+			] as any;
+
+			const result = formatDataForTable(mockData);
+
+			const inactiveTag = render(result[0].active as JSX.Element);
+			expect(inactiveTag.container.textContent).toBe('INACTIVE');
+			expect(inactiveTag.container.querySelector('.inactive')).toBeTruthy();
+		});
+	});
+
+	describe('GetHostsQuickFiltersConfig', () => {
+		it('should return correct config when dotMetricsEnabled is true', () => {
+			const result = GetHostsQuickFiltersConfig(true);
+
+			expect(result[0].attributeKey.key).toBe('host.name');
+			expect(result[1].attributeKey.key).toBe('os.type');
+			expect(result[0].aggregateAttribute).toBe('system.cpu.load_average.15m');
+		});
+
+		it('should return correct config when dotMetricsEnabled is false', () => {
+			const result = GetHostsQuickFiltersConfig(false);
+
+			expect(result[0].attributeKey.key).toBe('host_name');
+			expect(result[1].attributeKey.key).toBe('os_type');
+			expect(result[0].aggregateAttribute).toBe('system_cpu_load_average_15m');
+		});
+	});
+});