Implement comprehensive test suite with matrix-driven configuration validation

[eugenegraves]

Summary

• Stabilized CLI scaffolds uncovered by the expanded test harness: added missing configuration templates, guarded generator logic, and enforced clean pre-run states so every supported combo boots without manual cleanup.
• Elevated the functional testing stack: each framework, database, auth, and cloud runner now performs pre-run teardown, leverages dependency caching, and filters the matrix to only implemented options—eliminating false negatives from unsupported stacks (e.g., PlanetScale/MySQL).
• Introduced auth validation atop the functional suite and documented the full battery of scripts in package.json, giving contributors a repeatable path to verify scaffolds end-to-end.
• Hardened configuration generation in response to the latest issues: tsconfig scaffolding now guards reads/writes with clear error messaging, custom directory prompts fire interactively instead of silently defaulting, and Vue shims ensure their src/types directory exists before writing.

CLI Fixes Driven by Testing

• Created src/templates/configurations/tsconfig.example.json, src/templates/configurations/eslint.config.mjs, and src/templates/configurations/.prettierignore to resolve TypeScript compile errors and lint failures during scaffolded project validation.
• Added cleanupProjectDirectory and wired it into every runner to remove stale scaffold directories before each test, preventing “directory already exists” aborts.
• Updated matrix filters across framework/database/cloud runners to exclude unimplemented engines/ORMs/providers (PlanetScale/MySQL, Prisma combos, etc.), preserving focus on supported permutations.
• Extended dependency caching support so repeated installs across the 1k+ test cases reuse node_modules snapshots, stabilizing install steps and cutting runtime.
• Wrapped tsconfig template processing in a try/catch, creating the project directory on demand and logging contextual errors when reads, parses, or writes fail.
• Ensured getFrontendDirectoryConfigurations prompts for custom layouts instead of silently applying defaults, while non-custom flows retain automatic values for CI/--skip.
• Created src/types/ automatically for Vue projects before emitting vue-shim.d.ts, eliminating intermittent ENOENT failures in validators.

Test Coverage & Results (Most Recent Full Runs)

Suite	Scope	Pass Count	Total	Success Rate	Notes
Functional core	Structure, build, dependency, server validators (test:functional, test:server, test:build, test:deps)	4	4	100%	Baseline scaffold sanity.
React	Validator + full matrix runner	96	96	100%	All supported DB/ORM/auth combos; custom directory prompts verified.
Vue	Validator + full matrix runner	88	96	91.7%	Eight “none + none” permutations still fail during dependency install (expected).
Svelte	Validator + full matrix runner	88	96	91.7%	Same “none + none” dependency issue.
HTML	Validator + full matrix runner	88	96	91.7%	Minimal stacks without DB continue to fail install; no regressions.
HTMX	Validator + full matrix runner	88	96	91.7%	Follows the HTML pattern; known install gaps remain.
SQLite	Validator + full matrix runner	320	320	100%	Covers local + Turso scenarios across frameworks/ORMs/auth.
PostgreSQL	Validator + full matrix runner	160	320	50.0%	Neon (remote) passes; local Docker combos fail due to sandbox/docker credential limits.
MySQL	Validator + full matrix runner	0	320	0%	PlanetScale filtered out; remaining local Docker combos fail and local runs expose schema mismatch (uid) still pending fix.
MongoDB	Validator + full matrix runner	0	80	0%	Handlers fail on missing users/count_history collections; captured for follow-up.
Cloud providers	Neon/PostgreSQL, Turso/SQLite combinations	320	320	100%	PlanetScale/MySQL excluded until implementation lands.
Auth	Validator + full matrix runner (absoluteAuth across frameworks/DBs)	200	200	100%	Confirms handler/schema/env/server integration plus functional pass-through.

Totals reflect supported combinations after matrix filtering; Docker-dependent failures and template gaps remain documented but no longer bring down the suite.

Testing Commands

• bun run test:functional
• bun run test:server
• bun run test:build
• bun run test:deps
• bun run test:react
• bun run test:react:all
• bun run test:vue
• bun run test:vue:all
• bun run test:svelte
• bun run test:svelte:all
• bun run test:html
• bun run test:html:all
• bun run test:htmx
• bun run test:htmx:all
• bun run test:sqlite
• bun run test:sqlite:all
• bun run test:postgresql
• bun run test:postgresql:all
• bun run test:mysql
• bun run test:mysql:all
• bun run test:mongodb
• bun run test:mongodb:all
• bun run test:cloud
• bun run test:cloud:all
• bun run test:auth
• bun run test:auth:all

Summary by CodeRabbit

Release Notes

New Features

• Comprehensive Test Infrastructure – Added functional and behavioral test suites for validating framework integrations, database configurations, and authentication setups across multiple combinations.
• Prisma ORM Support – Added dependencies and configuration for Prisma, including cloud provider support (Neon, PlanetScale).
• Database Validators – Introduced validators for PostgreSQL (local and remote), MySQL, MongoDB, and SQLite configurations.
• Git Installation Detection – Added cross-platform Git availability checking with automated installation prompts.
• Dependency Caching – Implemented caching system for faster test execution.

Bug Fixes

• Improved error handling in project formatting.
• Enhanced non-interactive mode defaults.

Chores

• Updated ESLint and TypeScript configuration.
• Removed deprecated Prettier configuration template.
• Added test documentation and migration guides.

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