Added tests for gcd overflow on Int.min

NevinBR · web-flow · commit 89c4e42e48dc · 2021-08-31T11:10:40.000-04:00
diff --git a/Tests/IntegerUtilitiesTests/GCDTests.swift b/Tests/IntegerUtilitiesTests/GCDTests.swift
@@ -34,5 +34,9 @@ final class IntegerUtilitiesGCDTests: XCTestCase {
     XCTAssertEqual(gcd(16*315, 11*315), 315)
     XCTAssertEqual(gcd(97*67*53*27*8, 83*67*53*9*32), 67*53*9*8)
     XCTAssertEqual(gcd(Int.min, 2), 2)
+    
+    XCTExpectFailure{ gcd(0, Int.min) }
+    XCTExpectFailure{ gcd(Int.min, 0) }
+    XCTExpectFailure{ gcd(Int.min, Int.min) }
   }
 }

Original file line number	Diff line number	Diff line change
`@@ -34,5 +34,9 @@ final class IntegerUtilitiesGCDTests: XCTestCase {`
`34`	`34`	`XCTAssertEqual(gcd(16315, 11315), 315)`
`35`	`35`	`XCTAssertEqual(gcd(976753278, 836753932), 67539*8)`
`36`	`36`	`XCTAssertEqual(gcd(Int.min, 2), 2)`
	`37`	`+`
	`38`	`+ XCTExpectFailure{ gcd(0, Int.min) }`
	`39`	`+ XCTExpectFailure{ gcd(Int.min, 0) }`
	`40`	`+ XCTExpectFailure{ gcd(Int.min, Int.min) }`
`37`	`41`	`}`
`38`	`42`	`}`