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Go · Command

go test

Go tests live in _test.go files and use functions named TestName with a *testing.T parameter. Run them with go test; report failures with methods such as t.Errorf.

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Syntax

func TestName(t *testing.T)
go test

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  • testing
  • testing.T
  • t.Errorf
  • go test
  • -run
  • -v
  • _test.go

Source: Add a test - The Go Programming Language. Checked 2026-11-03.