Fix Claw402 autopilot launch and accounting

trader/hyperliquid/trader_account_test.go

@@ -0,0 +1,48 @@
+package hyperliquid
+
+import "testing"
+
+func TestUnifiedAccountDoesNotDoubleCountXYZAccountValue(t *testing.T) {
+	breakdown := calculateHyperliquidBalanceBreakdown(
+		true,
+		26.33, // Spot USDC collateral
+		0,
+		0,
+		0,
+		0,
+		25.96, // xyz account value is a view of the same shared collateral
+		-0.32,
+		25.96,
+	)
+
+	if breakdown.TotalEquity < 25.99 || breakdown.TotalEquity > 26.02 {
+		t.Fatalf("expected total equity to be spot + unrealized pnl, got %.4f", breakdown.TotalEquity)
+	}
+	if breakdown.TotalEquity > 40 {
+		t.Fatalf("unified collateral was double-counted: %.4f", breakdown.TotalEquity)
+	}
+	if breakdown.AvailableBalance > 0.1 {
+		t.Fatalf("expected almost no free collateral with full-size margin, got %.4f", breakdown.AvailableBalance)
+	}
+}
+
+func TestSeparateAccountsStillAddIndependentBalances(t *testing.T) {
+	breakdown := calculateHyperliquidBalanceBreakdown(
+		false,
+		30,
+		10,
+		1,
+		2,
+		8,
+		5,
+		-0.5,
+		1,
+	)
+
+	if breakdown.TotalEquity != 45 {
+		t.Fatalf("expected independent accounts to add to 45, got %.4f", breakdown.TotalEquity)
+	}
+	if breakdown.TotalWalletBalance != 44.5 {
+		t.Fatalf("expected wallet balance 44.5, got %.4f", breakdown.TotalWalletBalance)
+	}
+}