test: fuzz testNegativeAnswer

MathisGD · MathisGD · commit 0c07aa26879b · 2023-10-04T10:15:14.000+02:00
diff --git a/test/chainlink/Oracle2Test.sol b/test/chainlink/Oracle2Test.sol
@@ -67,11 +67,12 @@ contract OracleTest is Test {
         assertApproxEqRel(oracle.price(), 1e36 / 1e6, 0.01 ether);
     }
 
-    function testNegativeAnswer() public {
+    function testNegativeAnswer(int price) public {
+        vm.assume(price < 0);
         FakeAggregator aggregator = new FakeAggregator();
         Oracle2 oracle =
             new Oracle2(AggregatorV3Interface(address(aggregator)), AggregatorV3Interface(address(0)), 18, 0);
-        aggregator.setAnwser(-1);
+        aggregator.setAnwser(price);
         vm.expectRevert(bytes(ErrorsLib.NEGATIVE_ANSWER));
         oracle.price();
     }

Original file line number	Diff line number	Diff line change
`@@ -67,11 +67,12 @@ contract OracleTest is Test {`
`67`	`67`	`assertApproxEqRel(oracle.price(), 1e36 / 1e6, 0.01 ether);`
`68`	`68`	`}`
`69`	`69`
`70`		`- function testNegativeAnswer() public {`
	`70`	`+ function testNegativeAnswer(int price) public {`
	`71`	`+ vm.assume(price < 0);`
`71`	`72`	`FakeAggregator aggregator = new FakeAggregator();`
`72`	`73`	`Oracle2 oracle =`
`73`	`74`	`new Oracle2(AggregatorV3Interface(address(aggregator)), AggregatorV3Interface(address(0)), 18, 0);`
`74`		`- aggregator.setAnwser(-1);`
	`75`	`+ aggregator.setAnwser(price);`
`75`	`76`	`vm.expectRevert(bytes(ErrorsLib.NEGATIVE_ANSWER));`
`76`	`77`	`oracle.price();`
`77`	`78`	`}`