Advanced Level – Cross-Cutting
Contract Testing – ISTQB Definition
Last Updated: July 12, 2026 · SoftwareTestPilot QA Team
Official ISTQB Definition
Testing that verifies interactions between a service consumer and provider conform to an agreed-upon contract.
In simple words
Test that each API consumer and provider still honor the shared schema — great for microservices.
Exam tip
Pact and Spring Cloud Contract are the industry-standard contract testing tools.
Related terms
- API TestingTesting at the service boundary — sending requests to endpoints and asserting responses — without a UI.
- Integration TestingAfter units work alone, you plug them together and check the seams — API calls, data hand-offs, contracts.
- MicroservicesAn app built from many small services, each with its own database and deployment pipeline.
Practice this term in the ISTQB Mock Test
40 CTFL v4.0 questions, 60-minute timer, instant scoring and chapter-wise breakdown.
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