[Add] tests

blake2/blake2/blake2utility.swift

@@ -6,3 +6,20 @@
 //
 
 import Foundation
+import CommonCrypto
+
+extension String {
+    public func unhexlify() -> [UInt8] {
+        var pos = startIndex
+        return (0..<count/2).compactMap { _ in
+            defer { pos = index(pos, offsetBy: 2) }
+            return UInt8(self[pos...index(after: pos)], radix: 16)
+        }
+    }
+}
+
+extension Collection where Iterator.Element == UInt8 {
+    public func hexDescription() -> String {
+        return self.map({ String(format: "%02x", $0) }).joined()
+    }
+}

blake2/blake2Tests/blake2Tests.swift

@@ -25,6 +25,21 @@ class blake2Tests: XCTestCase {
         // Mark your test throws to produce an unexpected failure when your test encounters an uncaught error.
         // Mark your test async to allow awaiting for asynchronous code to complete. Check the results with assertions afterwards.
     }
+
+    func test1() {
+            let calc = Blake2.hash(data: [0x61, 0x62, 0x63])
+            print("\(calc.hexDescription())")
+            let expected:[UInt8] = [
+                0xBA, 0x80, 0xA5, 0x3F, 0x98, 0x1C, 0x4D, 0x0D, 0x6A, 0x27, 0x97, 0xB6, 0x9F, 0x12, 0xF6, 0xE9,
+                0x4C, 0x21, 0x2F, 0x14, 0x68, 0x5A, 0xC4, 0xB7, 0x4B, 0x12, 0xBB, 0x6F, 0xDB, 0xFF, 0xA2, 0xD1,
+                0x7D, 0x87, 0xC5, 0x39, 0x2A, 0xAB, 0x79, 0x2D, 0xC2, 0x52, 0xD5, 0xDE, 0x45, 0x33, 0xCC, 0x95,
+                0x18, 0xD3, 0x8A, 0xA8, 0xDB, 0xF1, 0x92, 0x5A, 0xB9, 0x23, 0x86, 0xED, 0xD4, 0x00, 0x99, 0x23
+            ]
+            XCTAssertEqual(calc.count, 64)
+            for i in 0..<64 {
+                XCTAssertEqual(calc[i], expected[i])
+            }
+        }
 
     func testPerformanceExample() throws {
         // This is an example of a performance test case.