snapshot of https://github.com/traggo/server.git (master, 2026-09-16; blobs > 131072B omitted)

user/password/password.go

@@ -0,0 +1,17 @@
+package password
+
+import "golang.org/x/crypto/bcrypt"
+
+// CreatePassword returns a hashed version of the given password.
+func CreatePassword(pw string, strength int) []byte {
+	hashedPassword, err := bcrypt.GenerateFromPassword([]byte(pw), strength)
+	if err != nil {
+		panic(err)
+	}
+	return hashedPassword
+}
+
+// ComparePassword compares a hashed password with its possible plaintext equivalent.
+func ComparePassword(hashedPassword, password []byte) bool {
+	return bcrypt.CompareHashAndPassword(hashedPassword, password) == nil
+}

user/password/password_test.go

@@ -0,0 +1,21 @@
+package password
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestPasswordSuccess(t *testing.T) {
+	password := CreatePassword("secret", 4)
+	assert.Equal(t, true, ComparePassword(password, []byte("secret")))
+}
+
+func TestPasswordFailure(t *testing.T) {
+	password := CreatePassword("secret", 4)
+	assert.Equal(t, false, ComparePassword(password, []byte("secretx")))
+}
+
+func TestBCryptFailure(t *testing.T) {
+	assert.Panics(t, func() { CreatePassword("secret", 12312) })
+}