src/cmd/go/testdata/script/test_fuzz_match.txt

# Matches only fuzz targets to test.
go test standalone_fuzz_test.go
! stdout '^ok.*\[no tests to run\]'
stdout '^ok'

# Matches only for fuzzing.
go test -fuzz Fuzz standalone_fuzz_test.go
! stdout '^ok.*\[no tests to run\]'
stdout '^ok'

# Matches none for fuzzing but will run the fuzz target as a test.
go test -fuzz ThisWillNotMatch standalone_fuzz_test.go
! stdout '^ok.*\[no tests to run\]'
stdout ok
stdout '\[no targets to fuzz\]'

[short] stop

# Matches only fuzz targets to test with -run.
go test -run Fuzz standalone_fuzz_test.go
! stdout '^ok.*\[no tests to run\]'
stdout '^ok'

# Matches no fuzz targets.
go test -run ThisWillNotMatch standalone_fuzz_test.go
stdout '^ok.*\[no tests to run\]'
! stdout '\[no targets to fuzz\]'

# Matches more than one fuzz target for fuzzing.
go test -fuzz Fuzz multiple_fuzz_test.go
# The tests should run, but not be fuzzed
! stdout '\[no tests to run\]'
! stdout '\[no targets to fuzz\]'
stdout ok
stdout '\[will not fuzz, -fuzz matches more than one target\]'

-- standalone_fuzz_test.go --
package standalone_fuzz

import "testing"

func Fuzz(f *testing.F) {
}

-- multiple_fuzz_test.go --
package multiple_fuzz

import "testing"

func FuzzA(f *testing.F) {
}

func FuzzB(f *testing.F) {
}