test: add deposit too large and withdraw

.gitignore

@@ -10,4 +10,8 @@ out/
 # Dotenv file
 .env
 .vscode
-lcov.info
+lcov.info
+
+# Coverage directory
+coverage/
+*.info

coverage.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+
+# generates lcov.info
+forge coverage --report lcov --no-match-test testFork
+
+if ! command -v lcov &>/dev/null; then
+    echo "lcov is not installed. Installing..."
+	# check if its macos or linux.
+	if [ "$(uname)" == "Darwin" ]; then
+		brew install lcov
+	else
+		sudo apt-get install lcov
+	fi
+fi
+
+lcov --version
+
+# forge does not instrument libraries https://github.com/foundry-rs/foundry/issues/4854
+EXCLUDE="*test* *mock* *node_modules* $(grep -r 'library' contracts -l)"
+lcov --rc lcov_branch_coverage=1 \
+    --output-file forge-pruned-lcov.info \
+    --remove lcov.info $EXCLUDE
+
+if [ "$CI" != "true" ]; then
+    genhtml --rc lcov_branch_coverage=1 \
+		--ignore-errors category \
+        --output-directory coverage forge-pruned-lcov.info \
+        && open coverage/index.html
+fi

src/ESynth/ESynth.sol

@@ -52,4 +52,4 @@ contract ESynth is ERC20Collateral, Ownable {
     function _msgSender() internal view virtual override(ERC20Collateral, Context) returns (address) {
         return ERC20Collateral._msgSender();
     }
-}
+}

test/unit/esynth/ESynthGeneral.t.sol

@@ -2,6 +2,8 @@
 pragma solidity ^0.8.20;
 
 import {ESynthTest} from "./lib/ESynthTest.sol";
+import {stdError} from "forge-std/Test.sol";
+import {Errors} from "src/EVault/shared/Errors.sol";
 
 contract ESynthGeneralTest is ESynthTest {
     function testFuzz_mintShouldIncreaseTotalSupplyAndBalance(uint256 amount) public {
@@ -36,9 +38,23 @@ contract ESynthGeneralTest is ESynthTest {
         }
     }
 
-    function testFuzz_ESynthDeposit(uint256 amount) public {
+    function testFuzz_depositSimple(uint256 amount) public {
         amount = bound(amount, 1, type(uint112).max); // amount needs to be less then MAX_SANE_AMOUNT
         esynth.mint(address(esynth), amount); // address(this) should be owner
         esynth.deposit(address(eTST), amount);
     }
+
+    function testFuzz_depositTooLarge(uint256 amount) public {
+        amount = bound(amount, uint256(type(uint112).max) + 1, type(uint256).max);
+        esynth.mint(address(esynth), amount);
+        vm.expectRevert(Errors.E_AmountTooLargeToEncode.selector);
+        esynth.deposit(address(eTST), amount);
+    }
+
+    function testFuzz_withdrawSimple(uint256 amount) public {
+        amount = bound(amount, 1, type(uint112).max);
+        esynth.mint(address(esynth), amount);
+        esynth.deposit(address(eTST), amount);
+        esynth.withdraw(address(eTST), amount);
+    }
 }