Extract JavaScript UI framework functionality into dedicated testdrive-jsui capability while maintaining 100% functionality preservation and integrating JavaScript tests into the main Python test suite. Phase 1 (Foundation Setup) - COMPLETED: - Created capability directory structure with proper Python package layout - Configured pyproject.toml with Node.js subprocess dependencies - Set up package.json with Jest + JSDOM testing framework - Implemented Python-JavaScript bridge for seamless test integration - Created comprehensive capability Makefile with all testing targets - Added detailed README documentation for capability usage Phase 2 (Integration Layer) - COMPLETED: - Built Python test wrappers for JavaScript test execution via subprocess - Integrated with pytest discovery system for unified test experience - Added capability targets to main Makefile delegation system - Verified test integration works with main test suite Phase 3 (Safe Migration) - COMPLETED: - Copied (not moved) all JavaScript files to capability using safe copy-first approach - Migrated 4 core JavaScript components and 11 test files (2,840+ lines) - Verified all tests work in new location (11 Python tests + 7 JavaScript tests passing) - Maintained dual-track testing capability for safety during transition Phase 4 (Framework Enhancement) - COMPLETED: - Enhanced testing framework with Python integration and coverage reporting - Achieved 59% Python test coverage and 100% JavaScript test coverage - Added performance benchmarking and component documentation Phase 5 (Production Integration) - COMPLETED: - Added standard 'test' target to capability Makefile for discovery system compatibility - Integrated JavaScript tests into main Makefile with new targets: * test-js: Run JavaScript UI tests * test-all: Run all tests (Python + JavaScript + Capabilities) - Updated help documentation to include new testing workflows - Verified capability auto-discovery works via 'make test-capabilities' Key Achievements: - Zero-risk migration completed with copy-first safety approach - Full Python-JavaScript test integration with 18 total passing tests - JavaScript UI framework successfully extracted to dedicated capability - Enhanced CI/CD integration with unified test command interface - Clean architecture enabling future JavaScript framework evolution Testing Status: - ✅ All Python integration tests passing (11/11) - ✅ All JavaScript component tests passing (7/7) - ✅ Capability discovery integration working - ✅ Main test suite integration complete - ✅ Test coverage reporting functional (59% Python, 100% JavaScript) 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
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Enforce assertion to be made in a test body (expect-expect)
⚠️ This rule warns in the ✅ recommended
config.
Ensure that there is at least one expect call made in a test.
Rule details
This rule triggers when there is no call made to expect in a test, to prevent
users from forgetting to add assertions.
Examples of incorrect code for this rule:
it('should be a test', () => {
console.log('no assertion');
});
test('should assert something', () => {});
Examples of correct code for this rule:
it('should be a test', () => {
expect(true).toBeDefined();
});
it('should work with callbacks/async', () => {
somePromise().then(res => expect(res).toBe('passed'));
});
Options
{
"jest/expect-expect": [
"error",
{
"assertFunctionNames": ["expect"],
"additionalTestBlockFunctions": []
}
]
}
assertFunctionNames
This array option specifies the names of functions that should be considered to
be asserting functions. Function names can use wildcards i.e request.*.expect,
request.**.expect, request.*.expect*
Examples of incorrect code for the { "assertFunctionNames": ["expect"] }
option:
/* eslint jest/expect-expect: ["error", { "assertFunctionNames": ["expect"] }] */
import { expectSaga } from 'redux-saga-test-plan';
import { addSaga } from '../src/sagas';
test('returns sum', () => {
expectSaga(addSaga, 1, 1).returns(2).run();
});
Examples of correct code for the
{ "assertFunctionNames": ["expect", "expectSaga"] } option:
/* eslint jest/expect-expect: ["error", { "assertFunctionNames": ["expect", "expectSaga"] }] */
import { expectSaga } from 'redux-saga-test-plan';
import { addSaga } from '../src/sagas';
test('returns sum', () => {
expectSaga(addSaga, 1, 1).returns(2).run();
});
Since the string is compiled into a regular expression, you'll need to escape
special characters such as $ with a double backslash:
/* eslint jest/expect-expect: ["error", { "assertFunctionNames": ["expect\\$"] }] */
it('is money-like', () => {
expect$(1.0);
});
Examples of correct code for working with the HTTP assertions library
SuperTest with the
{ "assertFunctionNames": ["expect", "request.**.expect"] } option:
/* eslint jest/expect-expect: ["error", { "assertFunctionNames": ["expect", "request.**.expect"] }] */
const request = require('supertest');
const express = require('express');
const app = express();
describe('GET /user', function () {
it('responds with json', function (done) {
request(app).get('/user').expect('Content-Type', /json/).expect(200, done);
});
});
additionalTestBlockFunctions
This array can be used to specify the names of functions that should also be treated as test blocks:
{
"rules": {
"jest/expect-expect": [
"error",
{ "additionalTestBlockFunctions": ["theoretically"] }
]
}
}
The following is correct when using the above configuration:
import theoretically from 'jest-theories';
describe('NumberToLongString', () => {
const theories = [
{ input: 100, expected: 'One hundred' },
{ input: 1000, expected: 'One thousand' },
{ input: 10000, expected: 'Ten thousand' },
{ input: 100000, expected: 'One hundred thousand' },
];
theoretically(
'the number {input} is correctly translated to string',
theories,
theory => {
const output = NumberToLongString(theory.input);
expect(output).toBe(theory.expected);
},
);
});