Added test for public key conversion and extraction that would fail w…

…ithout padding.

EosioSwiftEccTests/EosioSwiftEccRecoverKeyTests.swift

@@ -78,6 +78,20 @@ class EosioSwiftEccRecoverKeyTests: XCTestCase {
 
     }
 
+    func test_eosioK1_private_to_public_needs_padding() {
+        do {
+            let privateKey = "5KLuCa3aEXW2kLyj2xbHjn9fsoZmmBNBTbVHhnkzVXtgjipDyQF"
+            let publicKey =  try EccRecoverKey.recoverPublicKey(privateKey: Data(eosioPrivateKey: privateKey), curve: .k1)
+            guard let eosLegacyPublicKey = publicKey.toCompressedPublicKey?.toEosioLegacyPublicKey else {
+                XCTFail("Should not fail to convert to EOSIO Legacy Public key.")
+                return
+            }
+            XCTAssert(eosLegacyPublicKey == "EOS7mbBaD7UFLQKVE3oGkAp4ToFaFjaedjJA2WBpTBY8yXgnwK53e")
+        } catch let error {
+            XCTFail("Should not error extracting public from private key: \(error.localizedDescription)")
+        }
+    }
+
     func test_eosioK1_private_to_public() {
         do {
             let privateKey = try Data(eosioPrivateKey: privateKeyK1)