| # This test checks that 'go test' prints a reasonable error when fuzzing is |
| # enabled, and multiple package or multiple fuzz targets match. |
| # TODO(#46312): support fuzzing multiple targets in multiple packages. |
| |
| [!fuzz] skip |
| [short] skip |
| |
| # With fuzzing disabled, multiple targets can be tested. |
| go test ./... |
| |
| # With fuzzing enabled, at most one package may be tested, |
| # even if only one package contains fuzz targets. |
| ! go test -fuzz=. ./... |
| stderr '^cannot use -fuzz flag with multiple packages$' |
| ! go test -fuzz=. ./zero ./one |
| stderr '^cannot use -fuzz flag with multiple packages$' |
| go test -fuzz=. -fuzztime=1x ./one |
| |
| # With fuzzing enabled, at most one target in the same package may match. |
| ! go test -fuzz=. ./two |
| stdout '^testing: will not fuzz, -fuzz matches more than one fuzz test: \[FuzzOne FuzzTwo\]$' |
| go test -fuzz=FuzzTwo -fuzztime=1x ./two |
| |
| -- go.mod -- |
| module fuzz |
| |
| go 1.18 |
| -- zero/zero.go -- |
| package zero |
| -- one/one_test.go -- |
| package one |
| |
| import "testing" |
| |
| func FuzzOne(f *testing.F) { |
| f.Fuzz(func(*testing.T, []byte) {}) |
| } |
| -- two/two_test.go -- |
| package two |
| |
| import "testing" |
| |
| func FuzzOne(f *testing.F) { |
| f.Fuzz(func(*testing.T, []byte) {}) |
| } |
| |
| func FuzzTwo(f *testing.F) { |
| f.Fuzz(func(*testing.T, []byte) {}) |
| } |