feat: bnb

tests/Unit/EthDriverTest.php

@@ -3,6 +3,7 @@
 namespace Tests\Unit;
 
 use App\Services\Chain\EthDriver;
+use Illuminate\Support\Facades\Http;
 use PHPUnit\Framework\Attributes\Test;
 use Tests\TestCase;
 
@@ -30,4 +31,29 @@ class EthDriverTest extends TestCase
         $this->assertFalse($driver->isValidAddress('TUEZSdKsoDHQMeZwihtdoBiN46zxhGWYdH'));
         $this->assertFalse($driver->isValidAddress('0x1234'));
     }
+
+    #[Test]
+    public function token_balance_uses_per_contract_decimals(): void
+    {
+        config([
+            'coruna.eth.rpc_url' => 'https://ethereum.example',
+            'coruna.eth.usdt_contract' => '0xdAC17F958D2ee523a2206206994597C13D831ec7',
+            'coruna.eth.usdt_decimals' => 6,
+            'coruna.eth.bnb_contract' => '0xB8c77482e45F1F44dE1745F52C74426C631bDD52',
+            'coruna.eth.bnb_decimals' => 18,
+        ]);
+
+        Http::fake(function ($request) {
+            $to = strtolower((string) ($request->data()['params'][0]['to'] ?? ''));
+            $result = str_contains($to, 'dac17f95') ? '0x5f5e100' : '0xde0b6b3a7640000';
+
+            return Http::response(['jsonrpc' => '2.0', 'id' => 1, 'result' => $result]);
+        });
+
+        $driver = new EthDriver;
+        $addr = '0x9858EfFD232B4033E47d90003D41EC34EcaEda94';
+
+        $this->assertSame('100', $driver->getTokenBalance($addr, (string) config('coruna.eth.usdt_contract')));
+        $this->assertSame('1', $driver->getTokenBalance($addr, (string) config('coruna.eth.bnb_contract')));
+    }
 }