It's used only as a dev dependency in 7 crates.

Depender (with downloads and own rev deps) xvc-test-helper version
240 xvc-workflow-tests dev ^0.6.6
150 7 xvc-walker dev ^0.6.16
140 1 xvc dev ^0.6.16
140 5 xvc-core dev ^0.6.16
130 3 xvc-storage dev ^0.6.16
130 3 xvc-file dev ^0.6.16
120 2 xvc-pipeline dev ^0.6.16