claude-flow
Version:
Enterprise-grade AI agent orchestration with ruv-swarm integration (Alpha Release)
522 lines (438 loc) • 20.4 kB
JavaScript
const { TestHarness } = require('../test-harness');
const assert = require('assert');
describe('TDD Mode Batch Integration Tests', () => {
let harness;
beforeEach(() => {
harness = new TestHarness();
harness.createMockProject('complex');
});
afterEach(() => {
harness.reset();
});
describe('Parallel Test Generation', () => {
it('should generate multiple test files concurrently', async () => {
const componentsToTest = [
{ name: 'AuthService', type: 'service', methods: ['login', 'logout', 'refresh'] },
{ name: 'UserService', type: 'service', methods: ['create', 'update', 'delete'] },
{ name: 'ValidationHelper', type: 'util', methods: ['isEmail', 'isPhone', 'isDate'] },
{ name: 'Calculator', type: 'util', methods: ['add', 'subtract', 'multiply', 'divide'] }
];
const testGeneration = await harness.executeBatch(componentsToTest, async (component) => {
const testCases = [];
// Generate test cases for each method
for (const method of component.methods) {
testCases.push(`
describe('${method}', () => {
it('should ${method} successfully with valid input', () => {
// Arrange
const input = /* test data */;
// Act
const result = ${component.type === 'service' ? 'service' : 'helper'}.${method}(input);
// Assert
expect(result).toBeDefined();
});
it('should handle errors when ${method} fails', () => {
// Arrange
const invalidInput = /* invalid test data */;
// Act & Assert
expect(() => ${component.type === 'service' ? 'service' : 'helper'}.${method}(invalidInput))
.toThrow();
});
});`);
}
const testContent = `import { ${component.name} } from '../src/${component.type}s/${component.name}';
describe('${component.name}', () => {
let ${component.type === 'service' ? 'service' : 'helper'};
beforeEach(() => {
${component.type === 'service' ? 'service' : 'helper'} = new ${component.name}();
});
${testCases.join('\n')}
});`;
const path = `test/${component.type}s/${component.name}.test.ts`;
await harness.mockWriteFile(path, testContent);
return {
component: component.name,
path,
testCount: component.methods.length * 2, // 2 tests per method
coverage: 'pending'
};
});
assert.strictEqual(testGeneration.successful.length, 4);
const totalTests = testGeneration.successful.reduce((sum, r) => sum + r.testCount, 0);
assert.strictEqual(totalTests, 24); // 4 components * 3 methods * 2 tests each
// Verify test structure
const authTests = await harness.mockReadFile('test/services/AuthService.test.ts');
assert(authTests.includes("describe('login'"));
assert(authTests.includes('should login successfully'));
assert(authTests.includes('should handle errors'));
});
it('should run multiple test suites in parallel', async () => {
// Create test files
const testSuites = [
{ file: 'test/auth.test.js', tests: 5, duration: 100 },
{ file: 'test/user.test.js', tests: 8, duration: 150 },
{ file: 'test/api.test.js', tests: 12, duration: 200 },
{ file: 'test/utils.test.js', tests: 3, duration: 50 }
];
testSuites.forEach(suite => {
harness.mockFS.set(suite.file, `// ${suite.tests} tests`);
});
const testExecution = await harness.executeBatch(testSuites, async (suite) => {
await harness.simulateDelay(suite.duration);
return {
suite: suite.file,
results: {
passed: Math.floor(suite.tests * 0.9),
failed: Math.ceil(suite.tests * 0.1),
total: suite.tests,
duration: suite.duration
},
coverage: {
statements: Math.random() * 20 + 80, // 80-100%
branches: Math.random() * 20 + 75,
functions: Math.random() * 20 + 85,
lines: Math.random() * 20 + 80
}
};
});
assert.strictEqual(testExecution.successful.length, 4);
// Aggregate results
const totalPassed = testExecution.successful.reduce((sum, r) => sum + r.results.passed, 0);
const totalTests = testExecution.successful.reduce((sum, r) => sum + r.results.total, 0);
assert(totalPassed / totalTests > 0.85); // Overall pass rate > 85%
});
it('should generate parameterized tests for multiple scenarios', async () => {
const testScenarios = [
{
function: 'validateEmail',
cases: [
{ input: 'test@example.com', expected: true },
{ input: 'invalid.email', expected: false },
{ input: 'user@domain.co.uk', expected: true },
{ input: '@example.com', expected: false }
]
},
{
function: 'calculateDiscount',
cases: [
{ input: { price: 100, discount: 10 }, expected: 90 },
{ input: { price: 50, discount: 20 }, expected: 40 },
{ input: { price: 200, discount: 0 }, expected: 200 },
{ input: { price: 75, discount: 100 }, expected: 0 }
]
}
];
const parameterizedTests = await harness.executeBatch(testScenarios, async (scenario) => {
const testCases = scenario.cases.map((testCase, index) => `
it.each([
${scenario.cases.map(c => `[${JSON.stringify(c.input)}, ${c.expected}]`).join(',\n ')}
])('should return %p when input is %p', (input, expected) => {
expect(${scenario.function}(input)).toBe(expected);
});`);
const content = `describe('${scenario.function}', () => {
${testCases.join('\n')}
});`;
const path = `test/parameterized/${scenario.function}.test.ts`;
await harness.mockWriteFile(path, content);
return {
function: scenario.function,
testCases: scenario.cases.length,
parameterized: true,
path
};
});
assert.strictEqual(parameterizedTests.successful.length, 2);
assert.strictEqual(parameterizedTests.successful[0].testCases, 4);
assert.strictEqual(parameterizedTests.successful[1].testCases, 4);
});
});
describe('Concurrent Test Execution', () => {
it('should run unit tests across multiple files in parallel', async () => {
// Setup test files with different execution times
const unitTests = Array.from({ length: 10 }, (_, i) => ({
file: `test/unit/module${i}.test.js`,
testCount: Math.floor(Math.random() * 10) + 5,
complexity: Math.random() > 0.5 ? 'simple' : 'complex'
}));
unitTests.forEach(test => {
harness.mockFS.set(test.file, `// ${test.testCount} ${test.complexity} tests`);
});
const startTime = Date.now();
const results = await harness.executeBatch(unitTests, async (test) => {
// Complex tests take longer
const duration = test.complexity === 'complex' ? 100 : 50;
await harness.simulateDelay(duration);
const passRate = test.complexity === 'simple' ? 0.95 : 0.85;
const passed = Math.floor(test.testCount * passRate);
return {
file: test.file,
passed,
failed: test.testCount - passed,
duration,
complexity: test.complexity
};
});
const totalTime = Date.now() - startTime;
assert.strictEqual(results.successful.length, 10);
// Calculate expected sequential time
const expectedSequential = unitTests.reduce((sum, test) =>
sum + (test.complexity === 'complex' ? 100 : 50), 0);
// Parallel execution should be significantly faster
assert(totalTime < expectedSequential * 0.4,
`Parallel execution too slow: ${totalTime}ms vs ${expectedSequential}ms sequential`);
});
it('should run integration tests with proper isolation', async () => {
const integrationTests = [
{ name: 'API Integration', requires: ['database', 'server'] },
{ name: 'Database Integration', requires: ['database'] },
{ name: 'External Service Integration', requires: ['network', 'auth'] },
{ name: 'Cache Integration', requires: ['redis'] }
];
const testExecution = await harness.executeBatch(integrationTests, async (test) => {
// Setup test environment
const env = {};
for (const requirement of test.requires) {
env[requirement] = `mock-${requirement}-${Date.now()}`;
}
await harness.simulateDelay(150); // Integration tests take longer
return {
test: test.name,
environment: env,
isolated: true,
results: {
passed: Math.floor(Math.random() * 5) + 10,
failed: Math.floor(Math.random() * 2),
skipped: Math.floor(Math.random() * 3)
}
};
});
assert.strictEqual(testExecution.successful.length, 4);
// Verify each test had isolated environment
const environments = testExecution.successful.map(r => r.environment);
const allEnvValues = environments.flatMap(env => Object.values(env));
const uniqueValues = new Set(allEnvValues);
// Each mock should be unique (proper isolation)
assert.strictEqual(uniqueValues.size, allEnvValues.length);
});
});
describe('Test Coverage Analysis', () => {
it('should analyze coverage for multiple modules in parallel', async () => {
const modules = [
'src/services/auth.service.ts',
'src/services/user.service.ts',
'src/controllers/auth.controller.ts',
'src/utils/validation.ts',
'src/models/user.model.ts'
];
const coverageAnalysis = await harness.executeBatch(modules, async (module) => {
const content = await harness.mockReadFile(module);
const lines = content.split('\n').filter(l => l.trim().length > 0);
// Simulate coverage analysis
const totalLines = lines.length;
const coveredLines = Math.floor(totalLines * (Math.random() * 0.3 + 0.6)); // 60-90%
const totalBranches = Math.floor(Math.random() * 10) + 5;
const coveredBranches = Math.floor(totalBranches * (Math.random() * 0.3 + 0.5));
return {
module,
coverage: {
lines: { total: totalLines, covered: coveredLines, percentage: (coveredLines / totalLines) * 100 },
branches: { total: totalBranches, covered: coveredBranches, percentage: (coveredBranches / totalBranches) * 100 },
functions: { total: 10, covered: 8, percentage: 80 },
statements: { total: totalLines * 2, covered: coveredLines * 1.8, percentage: 90 }
},
uncoveredLines: Array.from({ length: totalLines - coveredLines }, (_, i) => i + 10)
};
});
assert.strictEqual(coverageAnalysis.successful.length, 5);
// Calculate overall coverage
const overallCoverage = coverageAnalysis.successful.reduce((acc, module) => {
acc.lines.total += module.coverage.lines.total;
acc.lines.covered += module.coverage.lines.covered;
acc.branches.total += module.coverage.branches.total;
acc.branches.covered += module.coverage.branches.covered;
return acc;
}, { lines: { total: 0, covered: 0 }, branches: { total: 0, covered: 0 } });
const linesCoverage = (overallCoverage.lines.covered / overallCoverage.lines.total) * 100;
assert(linesCoverage > 60, `Overall line coverage too low: ${linesCoverage.toFixed(1)}%`);
});
it('should identify uncovered code paths across files', async () => {
// Add files with different coverage scenarios
const filesToAnalyze = {
'src/partial-coverage.ts': `export function processData(data) {
if (data.type === 'A') {
return handleTypeA(data); // covered
} else if (data.type === 'B') {
return handleTypeB(data); // not covered
} else {
throw new Error('Unknown type'); // not covered
}
}`,
'src/full-coverage.ts': `export function simpleAdd(a, b) {
return a + b; // fully covered
}`,
'src/no-coverage.ts': `export function unusedFunction() {
// This function is never called in tests
return 'unused';
}`
};
Object.entries(filesToAnalyze).forEach(([path, content]) => {
harness.mockFS.set(path, content);
});
const uncoveredAnalysis = await harness.executeBatch(
Object.keys(filesToAnalyze),
async (file) => {
const content = await harness.mockReadFile(file);
const lines = content.split('\n');
const uncovered = [];
// Simulate coverage analysis
if (file.includes('partial')) {
uncovered.push(
{ line: 5, code: 'return handleTypeB(data);', reason: 'branch not taken' },
{ line: 7, code: "throw new Error('Unknown type');", reason: 'branch not taken' }
);
} else if (file.includes('no-coverage')) {
lines.forEach((line, index) => {
if (line.trim()) {
uncovered.push({ line: index + 1, code: line.trim(), reason: 'never executed' });
}
});
}
return {
file,
uncoveredCount: uncovered.length,
uncoveredLines: uncovered,
coverageStatus: uncovered.length === 0 ? 'full' :
uncovered.length === lines.filter(l => l.trim()).length ? 'none' : 'partial'
};
}
);
assert.strictEqual(uncoveredAnalysis.successful.length, 3);
const statuses = uncoveredAnalysis.successful.map(r => r.coverageStatus);
assert(statuses.includes('full'));
assert(statuses.includes('partial'));
assert(statuses.includes('none'));
});
});
describe('Test Optimization', () => {
it('should identify and run only affected tests in parallel', async () => {
// Simulate changed files
const changedFiles = ['src/services/user.service.ts', 'src/utils/validation.ts'];
// Map of test dependencies
const testDependencies = {
'test/user.test.ts': ['src/services/user.service.ts', 'src/models/user.model.ts'],
'test/auth.test.ts': ['src/services/auth.service.ts', 'src/services/user.service.ts'],
'test/validation.test.ts': ['src/utils/validation.ts'],
'test/api.test.ts': ['src/controllers/auth.controller.ts', 'src/services/auth.service.ts'],
'test/integration.test.ts': ['src/services/user.service.ts', 'src/utils/validation.ts']
};
// Add test files
Object.keys(testDependencies).forEach(test => {
harness.mockFS.set(test, `// Test file: ${test}`);
});
// Find affected tests
const affectedTests = Object.entries(testDependencies)
.filter(([test, deps]) => deps.some(dep => changedFiles.includes(dep)))
.map(([test]) => test);
const testExecution = await harness.executeBatch(affectedTests, async (test) => {
await harness.simulateDelay(80); // Run affected tests
return {
test,
executed: true,
reason: 'file dependency changed',
duration: 80,
results: { passed: 10, failed: 0 }
};
});
assert.strictEqual(testExecution.successful.length, 4); // 4 tests affected
assert(testExecution.successful.some(r => r.test === 'test/user.test.ts'));
assert(testExecution.successful.some(r => r.test === 'test/validation.test.ts'));
});
it('should parallelize test setup and teardown operations', async () => {
const testSuites = [
{ name: 'Database Tests', setupTime: 200, teardownTime: 100 },
{ name: 'API Tests', setupTime: 150, teardownTime: 50 },
{ name: 'Service Tests', setupTime: 100, teardownTime: 50 },
{ name: 'Unit Tests', setupTime: 50, teardownTime: 20 }
];
const suiteExecution = await harness.executeBatch(testSuites, async (suite) => {
const results = {
suite: suite.name,
phases: {
setup: { started: Date.now(), duration: 0 },
execution: { started: 0, duration: 0 },
teardown: { started: 0, duration: 0 }
}
};
// Setup phase
await harness.simulateDelay(suite.setupTime);
results.phases.setup.duration = suite.setupTime;
// Test execution phase
results.phases.execution.started = Date.now();
await harness.simulateDelay(100); // Actual tests
results.phases.execution.duration = 100;
// Teardown phase
results.phases.teardown.started = Date.now();
await harness.simulateDelay(suite.teardownTime);
results.phases.teardown.duration = suite.teardownTime;
results.totalDuration = suite.setupTime + 100 + suite.teardownTime;
return results;
});
assert.strictEqual(suiteExecution.successful.length, 4);
// Verify parallel execution saved time
const totalSequentialTime = testSuites.reduce((sum, suite) =>
sum + suite.setupTime + 100 + suite.teardownTime, 0);
const actualTime = Math.max(...suiteExecution.successful.map(r => r.totalDuration));
assert(actualTime < totalSequentialTime * 0.5,
`Parallel execution should be faster: ${actualTime}ms vs ${totalSequentialTime}ms sequential`);
});
});
describe('Test Reporting', () => {
it('should generate test reports for multiple suites concurrently', async () => {
const testSuites = [
{ name: 'Unit Tests', tests: 50, passed: 48, failed: 2 },
{ name: 'Integration Tests', tests: 20, passed: 18, failed: 2 },
{ name: 'E2E Tests', tests: 10, passed: 9, failed: 1 },
{ name: 'Performance Tests', tests: 5, passed: 5, failed: 0 }
];
const reportGeneration = await harness.executeBatch(testSuites, async (suite) => {
const report = {
suite: suite.name,
summary: {
total: suite.tests,
passed: suite.passed,
failed: suite.failed,
passRate: (suite.passed / suite.tests * 100).toFixed(1) + '%'
},
report: `# ${suite.name} Report\n\n` +
`Total Tests: ${suite.tests}\n` +
`Passed: ${suite.passed}\n` +
`Failed: ${suite.failed}\n` +
`Pass Rate: ${(suite.passed / suite.tests * 100).toFixed(1)}%\n`,
artifacts: {
html: `${suite.name.toLowerCase().replace(' ', '-')}-report.html`,
json: `${suite.name.toLowerCase().replace(' ', '-')}-results.json`,
coverage: `${suite.name.toLowerCase().replace(' ', '-')}-coverage.json`
}
};
// Write report files
await harness.mockWriteFile(`reports/${report.artifacts.json}`, JSON.stringify(report.summary));
return report;
});
assert.strictEqual(reportGeneration.successful.length, 4);
// Aggregate statistics
const totals = reportGeneration.successful.reduce((acc, report) => {
acc.tests += report.summary.total;
acc.passed += report.summary.passed;
acc.failed += report.summary.failed;
return acc;
}, { tests: 0, passed: 0, failed: 0 });
assert.strictEqual(totals.tests, 85);
assert.strictEqual(totals.passed, 80);
assert.strictEqual(totals.failed, 5);
// Verify report files were created
const unitReport = await harness.mockReadFile('reports/unit-tests-results.json');
const unitSummary = JSON.parse(unitReport);
assert.strictEqual(unitSummary.total, 50);
});
});
});