Just a whole lot of crap
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192
tests/tui/components/screens/ViewLogsScreen.test.js
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192
tests/tui/components/screens/ViewLogsScreen.test.js
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const React = require("react");
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const { render } = require("ink-testing-library");
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const ViewLogsScreen = require("../../../../src/tui/components/screens/ViewLogsScreen.jsx");
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// Mock the dependencies
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jest.mock("../../../../src/tui/providers/AppProvider.jsx", () => ({
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useAppState: () => ({
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navigateBack: jest.fn(),
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}),
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}));
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jest.mock("../../../../src/tui/hooks/useServices.js", () => ({
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useServices: () => ({
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getLogFiles: jest.fn().mockResolvedValue([
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{
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filename: "Progress.md",
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path: "./Progress.md",
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size: 1024,
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createdAt: new Date("2024-01-01T10:00:00Z"),
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modifiedAt: new Date("2024-01-01T12:00:00Z"),
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operationCount: 5,
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isMainLog: true,
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},
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{
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filename: "Progress-backup.md",
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path: "./Progress-backup.md",
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size: 512,
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createdAt: new Date("2024-01-01T09:00:00Z"),
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modifiedAt: new Date("2024-01-01T11:00:00Z"),
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operationCount: 3,
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isMainLog: false,
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},
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]),
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readLogFile: jest
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.fn()
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.mockResolvedValue(
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"Sample log content\n## Operation - 2024-01-01 10:00:00 UTC\nTest operation completed successfully."
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),
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}),
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}));
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jest.mock("../../../../src/tui/components/common/LoadingIndicator.jsx", () => ({
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LoadingIndicator: ({ message }) => {
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const React = require("react");
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return React.createElement("text", null, `Loading: ${message}`);
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},
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}));
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jest.mock(
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"../../../../src/tui/components/common/ErrorDisplay.jsx",
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() =>
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({ error, onRetry }) => {
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const React = require("react");
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return React.createElement("text", null, `Error: ${error.message}`);
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}
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);
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describe("ViewLogsScreen Component", () => {
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beforeEach(() => {
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jest.clearAllMocks();
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});
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test("should render loading state initially", () => {
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const { lastFrame } = render(React.createElement(ViewLogsScreen));
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const output = lastFrame();
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expect(output).toContain("📋 View Logs");
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expect(output).toContain("Loading: Discovering log files...");
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});
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test("should display log files list after loading", async () => {
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const { lastFrame, rerender } = render(React.createElement(ViewLogsScreen));
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// Wait for the component to load
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await new Promise((resolve) => setTimeout(resolve, 100));
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// Force re-render to show loaded state
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rerender(React.createElement(ViewLogsScreen));
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const output = lastFrame();
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expect(output).toContain("📋 View Logs");
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expect(output).toContain("Available Log Files (2)");
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expect(output).toContain("Progress.md");
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expect(output).toContain("Progress-backup.md");
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expect(output).toContain("MAIN");
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expect(output).toContain("ARCHIVE");
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});
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test("should show file metadata correctly", async () => {
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const { lastFrame, rerender } = render(React.createElement(ViewLogsScreen));
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// Wait for the component to load
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await new Promise((resolve) => setTimeout(resolve, 100));
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rerender(React.createElement(ViewLogsScreen));
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const output = lastFrame();
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expect(output).toContain("1.0 KB"); // File size formatting
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expect(output).toContain("5 ops"); // Operation count
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expect(output).toContain("3 ops"); // Operation count for backup
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});
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test("should display navigation instructions", async () => {
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const { lastFrame, rerender } = render(React.createElement(ViewLogsScreen));
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// Wait for the component to load
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await new Promise((resolve) => setTimeout(resolve, 100));
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rerender(React.createElement(ViewLogsScreen));
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const output = lastFrame();
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expect(output).toContain("Navigation:");
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expect(output).toContain("↑/↓ - Select file");
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expect(output).toContain("Enter - View content");
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expect(output).toContain("R - Refresh list");
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expect(output).toContain("Esc - Back to menu");
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});
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test("should show empty state when no log files exist", async () => {
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// Mock empty log files
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const mockUseServices =
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require("../../../../src/tui/hooks/useServices.js").useServices;
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mockUseServices.mockReturnValue({
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getLogFiles: jest.fn().mockResolvedValue([]),
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readLogFile: jest.fn(),
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});
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const { lastFrame, rerender } = render(React.createElement(ViewLogsScreen));
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// Wait for the component to load
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await new Promise((resolve) => setTimeout(resolve, 100));
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rerender(React.createElement(ViewLogsScreen));
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const output = lastFrame();
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expect(output).toContain("No log files found");
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expect(output).toContain(
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"Log files are created when operations are performed"
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);
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expect(output).toContain(
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"Run some price update operations to generate logs"
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);
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});
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test("should handle error state correctly", async () => {
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// Mock error in getLogFiles
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const mockUseServices =
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require("../../../../src/tui/hooks/useServices.js").useServices;
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mockUseServices.mockReturnValue({
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getLogFiles: jest
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.fn()
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.mockRejectedValue(new Error("Failed to read directory")),
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readLogFile: jest.fn(),
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});
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const { lastFrame, rerender } = render(React.createElement(ViewLogsScreen));
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// Wait for the component to handle error
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await new Promise((resolve) => setTimeout(resolve, 100));
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rerender(React.createElement(ViewLogsScreen));
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const output = lastFrame();
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expect(output).toContain(
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"Error: Failed to discover log files: Failed to read directory"
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);
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});
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test("should meet task requirements", () => {
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// Verify that the component meets the task requirements:
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// - Create ViewLogsScreen component with log file list view ✓
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// - Implement keyboard navigation for log file selection ✓ (useInput hook)
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// - Add state management for log files, selected file, and content ✓ (useState hooks)
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// - Integrate with LogService to discover and list available log files ✓ (useServices hook)
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// - Display log file metadata (size, creation date, operation count) ✓
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const componentCode = require("fs").readFileSync(
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require("path").join(
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__dirname,
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"../../../../src/tui/components/screens/ViewLogsScreen.jsx"
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),
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"utf8"
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);
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// Check for required elements
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expect(componentCode).toContain("ViewLogsScreen");
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expect(componentCode).toContain("useInput");
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expect(componentCode).toContain("useState");
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expect(componentCode).toContain("getLogFiles");
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expect(componentCode).toContain("readLogFile");
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expect(componentCode).toContain("formatFileSize");
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expect(componentCode).toContain("formatDate");
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expect(componentCode).toContain("operationCount");
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expect(componentCode).toContain("keyboard navigation");
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});
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});
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