Libraries tagged by contract testing

Enables consumer driven contract testing, following the PACT foundation principles.

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Gesso — OpenAPI 3.0/3.1/3.2 contract testing for PHP. Framework-independent core with Laravel, Symfony, Pest, and PSR-7 adapters. PHPUnit coverage, request/response validation, fuzzing, and drift detection.

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A gateway-agnostic subscription & invoicing engine for Laravel, with an optional Livewire + Flux billing UI. One package to maintain. Payment gateways are an extension point (a contract), not separate packages. Ships a built-in local gateway so any app has working billing on day one — ideal for demo, development, UAT, and testing.

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Framework-neutral OpenAPI contract validation for PSR-7 exchanges

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Typed framework-contract fixtures and compatibility testing utilities for Waaseyaa.

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Shared MyAdmin\App\Contracts\* interfaces (Accounts, Database, RequestContext, Session) extracted from interserver/my so the MyAdmin core and every detain/* module can depend on and unit-test against a single source of truth.

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Semitexa Testing - automated payload and contract testing utilities for applications

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Shared cross-language conformance fixtures for the Fancy suite. One contract, N implementations, and a single table that every implementation asserts in its own CI — so 'parity' is a test result rather than a claim. Ships the fixture data itself alongside a small PHP loader.

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TBD

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Enables consumer driven contract testing, following the PACT foundation principles.

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WordPress adapter contracts and in-memory testing doubles for clean, testable plugin development.

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OpenAPI request-case generators and PSR-7 materialization for rasuvaeff/property-testing

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Gesso — OpenAPI 3.0/3.1/3.2 contract testing for PHP. Framework-independent core with Laravel, Symfony, Pest, and PSR-7 adapters. PHPUnit coverage, request/response validation, fuzzing, and drift detection.

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API response contract snapshot testing for Laravel — detects breaking changes before they reach production.

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Contracts and testing utilities for vector store implementations in PHP

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