fix(chisel): convert seed to private key file EE-5099 (#9149)

api/chisel/crypto/crypto_test.go

@@ -0,0 +1,37 @@
+package crypto
+
+import (
+	"reflect"
+	"testing"
+)
+
+func TestGenerateGo119CompatibleKey(t *testing.T) {
+	type args struct {
+		seed string
+	}
+	tests := []struct {
+		name    string
+		args    args
+		want    []byte
+		wantErr bool
+	}{
+		{
+			name:    "Generate Go 1.19 compatible private key with a given seed",
+			args:    args{seed: "94qh17MCIk8BOkiI"},
+			want:    []byte("-----BEGIN EC PRIVATE KEY-----\nMHcCAQEEIHeohwk0Gy3RHVVViaHz7pz/HOiqA7fkv1FTM3mGgfT3oAoGCCqGSM49\nAwEHoUQDQgAEN7riX06xDsLNPuUmOvYFluNEakcFwZZRVvOcIYk/9VYnanDzW0Km\n8/BUUiKyJDuuGdS4fj9SlQ4iL8yBK01uKg==\n-----END EC PRIVATE KEY-----\n"),
+			wantErr: false,
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := GenerateGo119CompatibleKey(tt.args.seed)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("GenerateGo119CompatibleKey() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("GenerateGo119CompatibleKey()\ngot: Z %v\nwant: %v", got, tt.want)
+			}
+		})
+	}
+}