package market

import "testing"

func TestSelectCanonicalSymbolByQuotePriority(t *testing.T) {
	pairs := []string{"DOGEFDUSD", "DOGEUSDC", "DOGEUSDT"}
	got := selectCanonicalSymbolByQuotePriority("DOGE", pairs)
	if got != "DOGEUSDT" {
		t.Fatalf("expected DOGEUSDT, got %q", got)
	}
}

func TestSelectCanonicalSymbolByQuotePriority_FallbackOrder(t *testing.T) {
	pairs := []string{"DOGEFDUSD", "DOGEUSDC"}
	got := selectCanonicalSymbolByQuotePriority("DOGE", pairs)
	if got != "DOGEUSDC" {
		t.Fatalf("expected DOGEUSDC, got %q", got)
	}
}

func TestSelectCanonicalSymbolByQuotePriority_NoPreferredQuote(t *testing.T) {
	pairs := []string{"DOGEBUSD"}
	got := selectCanonicalSymbolByQuotePriority("DOGE", pairs)
	if got != "DOGEBUSD" {
		t.Fatalf("expected DOGEBUSD, got %q", got)
	}
}

func TestSelectCanonicalFutureSymbol_PrefersPrefixThenQuote(t *testing.T) {
	pairs := []string{"PEPEUSDC", "PEPEUSDT", "1000PEPEUSDC", "1000PEPEUSDT"}
	got := selectCanonicalFutureSymbol("PEPE", pairs)
	if got != "1000PEPEUSDT" {
		t.Fatalf("expected 1000PEPEUSDT, got %q", got)
	}
}

func TestSelectCanonicalFutureSymbol_UsesQuoteAbbreviation(t *testing.T) {
	pairs := []string{"PEPEUSDC"}
	got := selectCanonicalFutureSymbol("PEPEC", pairs)
	if got != "PEPEUSDC" {
		t.Fatalf("expected PEPEUSDC, got %q", got)
	}
}

func TestTokenKeyFromSymbol_PreservesUnmappedFutureToken(t *testing.T) {
	got := tokenKeyFromSymbol("LUNA2USDT")
	if got != "LUNA2" {
		t.Fatalf("expected LUNA2, got %q", got)
	}
}

func TestTokenKeyFromSymbol_StripsKnownPrefix(t *testing.T) {
	got := tokenKeyFromSymbol("1000PEPEUSDT")
	if got != "PEPE" {
		t.Fatalf("expected PEPE, got %q", got)
	}
}

func TestTokenKeyFromSymbol_UsesQuoteAbbreviation(t *testing.T) {
	got := tokenKeyFromSymbol("PEPEUSDC")
	if got != "PEPEC" {
		t.Fatalf("expected PEPEC, got %q", got)
	}
}