 }
 
 class CustomStringConvertibleTests : XCTestCase {
-    func tests() -> [(input: UInt128, result: [Int: String])] {
+    func stringTests() -> [(input: UInt128, result: [Int: String])] {
         var tests = [(input: UInt128(), result:[
             2: "0", 8: "0", 10: "0", 16: "0", 18: "0", 36: "0"])]
         tests.append((input: UInt128(1), result: [

    }
        
    func testHashValueProperty() {
        tests().forEach { test in
            XCTAssertEqual(test.input.hashValue, test.result)
        }
    }

}

class ExpressibleByStringLiteralTests : XCTestCase {
    func stringTests() -> [(input: String, result: UInt128)] {
        var tests = [(input: "", result: UInt128())]
        tests.append((input: "0", result: UInt128()))
        tests.append((input: "1", result: UInt128(1)))
