[#72] chain/test: Refactor fuzz tests

Make it possible to execute fuzz tests with different backend, such as
go-fuzz which supports coverage collection.

Signed-off-by: Evgenii Stratonikov <e.stratonikov@yadro.com>
This commit is contained in:
Evgenii Stratonikov 2024-05-02 18:11:38 +03:00 committed by Evgenii Stratonikov
parent 38f947ac0a
commit 2fa27b6557
3 changed files with 47 additions and 25 deletions

View file

@ -28,31 +28,6 @@ func TestInvalidChainData(t *testing.T) {
require.Error(t, ch.UnmarshalBinary([]byte("\x00\x00:aws:iam::namespace:group/so\x82\x82\x82\x82\x82\x82u\x82")))
}
func FuzzUnmarshal(f *testing.F) {
for _, id := range generateTestIDs() {
for _, rules := range generateTestRules() {
for _, matchType := range generateTestMatchTypes() {
chain := Chain{
ID: id,
Rules: rules,
MatchType: matchType,
}
data, err := chain.MarshalBinary()
require.NoError(f, err)
f.Add(data)
}
}
}
f.Fuzz(func(t *testing.T, data []byte) {
var ch Chain
require.NotPanics(t, func() {
_ = ch.UnmarshalBinary(data)
})
})
}
func performMarshalTest(t *testing.T, id ID, r []Rule, mt MatchType) {
chain := Chain{
ID: id,

13
pkg/chain/marshal_fuzz.go Normal file
View file

@ -0,0 +1,13 @@
//go:build gofuzz
// +build gofuzz
package chain
func DoFuzzChainUnmarshalBinary(data []byte) int {
var ch Chain
err := ch.UnmarshalBinary(data)
if err != nil {
return 0
}
return 1
}

View file

@ -0,0 +1,34 @@
//go:build gofuzz
// +build gofuzz
package chain
import (
"testing"
"github.com/stretchr/testify/require"
)
func FuzzUnmarshal(f *testing.F) {
for _, id := range generateTestIDs() {
for _, rules := range generateTestRules() {
for _, matchType := range generateTestMatchTypes() {
chain := Chain{
ID: id,
Rules: rules,
MatchType: matchType,
}
data, err := chain.MarshalBinary()
require.NoError(f, err)
f.Add(data)
}
}
}
f.Fuzz(func(t *testing.T, data []byte) {
require.NotPanics(t, func() {
DoFuzzChainUnmarshalBinary(data)
})
})
}