refactor: split casino.go, dedup helpers, remove audit docs

1 files changed, 21 insertions, 0 deletions

diff --git a/internal/cryptomarket/client_test.go b/internal/cryptomarket/client_test.go
index 39367fc..ab77b24 100644
--- a/internal/cryptomarket/client_test.go
+++ b/internal/cryptomarket/client_test.go
@@ -214,3 +214,24 @@ func TestClientCancellationDoesNotPoisonSharedBackoff(t *testing.T) {
 		t.Fatalf("cancelled fetch poisoned the shared client: %v", e)
 	}
 }
+
+func TestHaltedSymbolIsFreshAfterAttempt(t *testing.T) {
+	c, calls := mockKraken(t, "halted")
+	if s, e := c.Fetch(context.Background(), []string{"BTC"}); e != nil {
+		t.Fatal(e)
+	} else if _, ok := s.Quotes["BTC"]; ok {
+		t.Fatal("halted symbol unexpectedly quoted")
+	}
+	first := calls.Load()
+	if first != 4 {
+		t.Fatalf("first fetch calls = %d, want 4", first)
+	}
+	// A halted/delisted pair has no quote, but the attempt must be cached so
+	// the next command does not re-run the full request chain forever.
+	if _, e := c.Fetch(context.Background(), []string{"BTC"}); e != nil {
+		t.Fatal(e)
+	}
+	if calls.Load() != first {
+		t.Fatalf("halted symbol re-fetched: %d -> %d", first, calls.Load())
+	}
+}