Add tests for FingerprintUtil.prettifyFingerprint()

Author: vanitasvitae

pg/src/test/java/org/bouncycastle/bcpg/test/FingerprintUtilTest.java

@@ -92,6 +92,23 @@ private void testWriteKeyIdToBytes()
         }
     }
 
+    private void testPrettifyFingerprint()
+    {
+        isEquals("Prettified v4 fingerprint mismatch",
+                "1D01 8C77 2DF8 C5EF 86A1  DCC9 B4B5 09CB 5936 E03E",
+                FingerprintUtil.prettifyFingerprint(Hex.decode("1D018C772DF8C5EF86A1DCC9B4B509CB5936E03E")));
+        isEquals("Prettified v5/v6 fingerprint mismatch",
+                "CB186C4F 0609A697 E4D52DFA 6C722B0C  1F1E27C1 8A56708F 6525EC27 BAD9ACC9",
+                FingerprintUtil.prettifyFingerprint(Hex.decode("cb186c4f0609a697e4d52dfa6c722b0c1f1e27c18a56708f6525ec27bad9acc9")));
+    }
+
+    private void testPrettifyFingerprintReturnsHexForUnknownFormat()
+    {
+        String fp = "C0FFEE1DECAFF0";
+        isEquals("Prettifying fingerprint with unknown format MUST return uppercase hex fingerprint",
+                fp, FingerprintUtil.prettifyFingerprint(Hex.decode(fp)));
+    }
+
     @Override
     public String getName()
     {
@@ -109,6 +126,8 @@ public void performTest()
         testLeftMostEqualsRightMostFor8Bytes();
         testWriteKeyIdToBytes();
         testKeyIdFromFingerprint();
+        testPrettifyFingerprint();
+        testPrettifyFingerprintReturnsHexForUnknownFormat();
     }
 
     public static void main(String[] args)