diff options
Diffstat (limited to 'libgo/go/cmd/go/testdata/script/test_fuzz_cov.txt')
-rw-r--r-- | libgo/go/cmd/go/testdata/script/test_fuzz_cov.txt | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/libgo/go/cmd/go/testdata/script/test_fuzz_cov.txt b/libgo/go/cmd/go/testdata/script/test_fuzz_cov.txt new file mode 100644 index 00000000000..05b634889f3 --- /dev/null +++ b/libgo/go/cmd/go/testdata/script/test_fuzz_cov.txt @@ -0,0 +1,33 @@ +# Test that coverage instrumentation is working. Without the instrumentation +# it is _extremely_ unlikely that the fuzzer would produce this particular +# input in any reasonable amount of time. + +[short] skip +[!fuzz-instrumented] skip + +! go test -fuzz=FuzzCov +! stderr 'cov instrumentation working' + +-- go.mod -- +module test + +-- cov_test.go -- +package cov + +import "testing" + +func FuzzCov(f *testing.F) { + f.Fuzz(func(t *testing.T, b []byte) { + if len(b) == 8 && + b[0] == 'h' && + b[1] == 'e' && + b[2] == 'l' && + b[3] == 'l' && + b[4] == 'o' && + b[5] == ' ' && + b[6] == ':' && + b[7] == ')' { + panic("cov instrumentation working") + } + }) +} |