Bootstrap copied BFF and local accounts with public Sendico contracts (#34)

backend/pkg/merrors/aml_test.go

@@ -0,0 +1,21 @@
+package merrors
+
+import (
+	"errors"
+	"testing"
+)
+
+func TestAMLSourceIdempotencyConflictReasonRoundTrip(t *testing.T) {
+	err := AMLSourceIdempotencyConflict("key is bound to another source mutation")
+	if !errors.Is(err, ErrDataConflict) || !errors.Is(err, ErrAMLSourceIdempotencyConflict) {
+		t.Fatalf("AML source idempotency conflict classification mismatch: %v", err)
+	}
+	reason, ok := Reason(err)
+	if !ok || reason != ReasonAMLSourceIdempotencyConflict {
+		t.Fatalf("AML source idempotency reason mismatch: reason=%q ok=%t", reason, ok)
+	}
+	restored, ok := FromReason(reason, err.Error())
+	if !ok || !errors.Is(restored, ErrAMLSourceIdempotencyConflict) {
+		t.Fatalf("AML source idempotency reason did not round trip: %v", restored)
+	}
+}