Chapter 6 – Test Tools
Spy – ISTQB Definition
Last Updated: July 12, 2026 · SoftwareTestPilot QA Team
Official ISTQB Definition
A test double that wraps a real object and records how it was called for later verification.
In simple words
A stand-in that records calls made to it for later inspection.
Exam tip
Spies verify interactions after the fact, without pre-set expectations like mocks.
Related terms
Practice this term in the ISTQB Mock Test
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