testing.T.Run
standard libraryThe 240th most-called standard-library method by production calls. Called 221,189 times across 1,265 modules; 4,097 of those run outside tests and generated code.
- prod calls
- 4,097
- non-test, non-generated
- all calls
- 221,189
- total callsites
- modules
- 1,265
- distinct callers
- in loop
- 17%
- of prod calls
- in tests
- 98%
- 217,092 calls
- resolved
- 100%
- to a known target
resolution mix
How each call resolves
How each call was attributed. Only resolved kinds, where the target function is known, count toward the ranking. Interface dispatch and unresolved receivers are reported separately and never guessed. Read the taxonomy →
- Concrete method100%A method on a value whose type is known exactly.
- Embedded method<1%Reached through an embedded type.
who calls this
Notable callers
Production calls into T.Run from notable Go projects. Open one on the map to see what else it hammers.
- Dgraph 349 9%
- HashiCorp 300 7%
- Kubernetes 98 2%
- containerd 83 2%
- Docker 50 1%
where it's called
Callsites in the wild
12 representative callsites of 221,189, prioritizing in-loop and non-test usage. We link to source, never display it.
- in loop
- in loop
-
cockroachdb/cockroach @v19.2.12+incompatible
in loop - in loop
- in loop
- in loop
-
docker/docker @v28.5.2+incompatible
in loop -
encr.dev @v1.57.13
v2/parser/resource/usage/usagetest/usagetest.go:53
in loop - in loop
-
gitea.dev @v1.27.1
modules/indexer/issues/internal/tests/tests.go:50
in loop - in loop
-
NoFxAiOS/nofx @v0.0.0-20260730005637-d3de5e82aa02
in loop
top callers
The modules that reach for it
The modules that call T.Run most in this snapshot.
- github.com/photoprism/photoprism10,7975%
- github.com/weaviate/weaviate9,6174%
- github.com/kubernetes/kubernetes6,0733%
- github.com/hashicorp/boundary4,3162%
- k8s.io/kubernetes3,1831%
siblings
More from testing
The other most-called members in this package. See all →