From a8790cc4527ba37b560daa06de76f5d1ebcf1660 Mon Sep 17 00:00:00 2001
From: Uncle Fatso <uncle.fatso@ghostchain.io>
Date: Fri, 27 Jun 2025 20:50:01 +0300
Subject: [PATCH] new tests for minting based on donations

Signed-off-by: Uncle Fatso <uncle.fatso@ghostchain.io>
---
 test/tokens/Reserve.t.sol | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/test/tokens/Reserve.t.sol b/test/tokens/Reserve.t.sol
index 53f1a7f..055d6a1 100644
--- a/test/tokens/Reserve.t.sol
+++ b/test/tokens/Reserve.t.sol
@@ -35,6 +35,9 @@ contract ReserveTest is Test {
         assertEq(reserve.symbol(), symbol);
         assertEq(reserve.decimals(), 18);
         assertEq(reserve.totalSupply(), 0);
+
+        assertEq(reserve.donationRate(), 0);
+        assertEq(reserve.conversionRate(), conversionRate);
     }
 
     function test_mint_couldBeDoneWithValue() public {
@@ -83,6 +86,37 @@ contract ReserveTest is Test {
         assertEq(reserve.balanceOf(aliceAddress),  0);
     }
 
+    function test_mint_donationNotTakenIfRateNotSet() public {
+        assertEq(reserve.totalSupply(), 0);
+        assertEq(reserve.donationRate(), 0);
+        assertEq(reserve.accumulatedDonation(), 0);
+
+        deal(aliceAddress, sendAmount);
+        vm.prank(aliceAddress);
+        reserve.mint{ value: sendAmount }(aliceAddress);
+
+        assertEq(reserve.totalSupply(), sendAmount * conversionRate);
+        assertEq(reserve.donationRate(), 0);
+        assertEq(reserve.accumulatedDonation(), 0);
+    }
+
+    function test_mint_donationIsTakenIfRateExists() public {
+        assertEq(reserve.totalSupply(), 0);
+        assertEq(reserve.donationRate(), 0);
+        assertEq(reserve.accumulatedDonation(), 0);
+
+        vm.prank(initializer);
+        reserve.changeReminder(1e4); // 10%
+
+        deal(aliceAddress, sendAmount);
+        vm.prank(aliceAddress);
+        reserve.mint{ value: sendAmount }(aliceAddress);
+
+        assertEq(reserve.totalSupply(), sendAmount * conversionRate);
+        assertEq(reserve.donationRate(), 1e4);
+        assertEq(reserve.accumulatedDonation(), sendAmount * 1e4 / 1e5);
+    }
+
     function test_rate_couldBeChangedByDeployer() public {
         assertEq(reserve.conversionRate(), conversionRate);
         vm.prank(initializer);