Files
trufflehog/pkg/detectors/resend/resend_test.go
e58aec687e feat(detectors): add Resend detector (#5103)
Adds a TruffleHog detector for Resend (https://resend.com), an email API
for transactional and marketing email.

Key format: re_[1-9A-HJ-NP-Za-km-z]{8}_[1-9A-HJ-NP-Za-km-z]{24}
(base58 alphabet, excluding the ambiguous characters 0, O, I, and l).

Co-authored-by: Shahzad Haider <[email protected]>
Co-authored-by: meredith <[email protected]>
2026-09-09 10:33:58 -05:00

92 lines
2.3 KiB
Go

package resend
import (
"context"
"fmt"
"testing"
"github.com/google/go-cmp/cmp"
"github.com/trufflesecurity/trufflehog/v3/pkg/detectors"
"github.com/trufflesecurity/trufflehog/v3/pkg/engine/ahocorasick"
)
var (
validPattern = "re_1234abcd_aBcDeFgHiJkLmNoPqRsTuVwX"
invalidPattern = "re_1234abcd_aBcDeFgHiJk0OIlmNoPqRsTu"
keyword = "resend"
)
func TestResend_Pattern(t *testing.T) {
d := Scanner{}
ahoCorasickCore := ahocorasick.NewAhoCorasickCore([]detectors.Detector{d})
tests := []struct {
name string
input string
want []string
}{
{
name: "valid pattern - with keyword resend",
input: fmt.Sprintf("%s token = '%s'", keyword, validPattern),
want: []string{validPattern},
},
{
name: "valid pattern - ignore duplicate",
input: fmt.Sprintf("%s token = '%s' | '%s'", keyword, validPattern, validPattern),
want: []string{validPattern},
},
{
name: "invalid pattern - contains disallowed base58 chars (0/O/I/l)",
input: fmt.Sprintf("%s = '%s'", keyword, invalidPattern),
want: []string{},
},
{
name: "invalid pattern - wrong length",
input: fmt.Sprintf("%s = 're_1234abcd_short'", keyword),
want: []string{},
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
matchedDetectors := ahoCorasickCore.FindDetectorMatches([]byte(test.input))
if len(matchedDetectors) == 0 {
t.Errorf("keywords '%v' not matched by: %s", d.Keywords(), test.input)
return
}
results, err := d.FromData(context.Background(), false, []byte(test.input))
if err != nil {
t.Errorf("error = %v", err)
return
}
if len(results) != len(test.want) {
if len(results) == 0 {
t.Errorf("did not receive result")
} else {
t.Errorf("expected %d results, only received %d", len(test.want), len(results))
}
return
}
actual := make(map[string]struct{}, len(results))
for _, r := range results {
if len(r.RawV2) > 0 {
actual[string(r.RawV2)] = struct{}{}
} else {
actual[string(r.Raw)] = struct{}{}
}
}
expected := make(map[string]struct{}, len(test.want))
for _, v := range test.want {
expected[v] = struct{}{}
}
if diff := cmp.Diff(expected, actual); diff != "" {
t.Errorf("%s diff: (-want +got)\n%s", test.name, diff)
}
})
}
}