From d736631d521629d132af68a8cfe66b0805464370 Mon Sep 17 00:00:00 2001
From: mp-web3 <mp.web3.t@gmail.com>
Date: Thu, 21 Dec 2023 18:32:10 +0100
Subject: [PATCH] testPriceDecreasing failing

---
 evm/test/IntegralSwapAdapter.t.sol | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/evm/test/IntegralSwapAdapter.t.sol b/evm/test/IntegralSwapAdapter.t.sol
index e13cbc4..a677ec7 100644
--- a/evm/test/IntegralSwapAdapter.t.sol
+++ b/evm/test/IntegralSwapAdapter.t.sol
@@ -29,6 +29,7 @@ contract IntegralSwapAdapterTest is Test, ISwapAdapterTypes {
 
     }
 
+
     function testPriceFuzzIntegral(uint256 amount0, uint256 amount1) public {
         bytes32 pair = bytes32(bytes20(USDC_WETH_PAIR));
         uint256[] memory limits = adapter.getLimits(pair, USDC, WETH);
@@ -47,4 +48,22 @@ contract IntegralSwapAdapterTest is Test, ISwapAdapterTypes {
         }
     }
 
+
+    function testPriceDecreasingIntegral() public {
+        bytes32 pair = bytes32(bytes20(USDC_WETH_PAIR));
+        uint256[] memory amounts = new uint256[](TEST_ITERATIONS);
+
+        for (uint256 i = 0; i < TEST_ITERATIONS; i++) {
+            amounts[i] = 1000 * i * 10 ** 6;
+        }
+
+        Fraction[] memory prices = adapter.price(pair, USDC, WETH, amounts);
+
+        for (uint256 i = 0; i < TEST_ITERATIONS - 1; i++) {
+            assertEq(prices[i].compareFractions(prices[i + 1]), 1);
+            assertGt(prices[i].denominator, 0);
+            assertGt(prices[i + 1].denominator, 0);
+        }
+    }
+
 }