HashUtil.java

package com.jsql.util.bruter;

import com.jsql.util.StringUtil;

import java.nio.charset.StandardCharsets;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.zip.CRC32;
import java.util.zip.Checksum;

public class HashUtil {
    
    private HashUtil() {
        // Nothing
    }
    
    public static String toAdler32(String text) {

        byte[] bytes = text.getBytes(StandardCharsets.UTF_8);
        Checksum checksum = new java.util.zip.Adler32();
        checksum.update(bytes,0,bytes.length);
        
        return String.valueOf(checksum.getValue());
    }
    
    public static String toCrc16(String text) {
        return Crc16Helper.generateCRC16(text);
    }
    
    public static String toCrc64(String text) {
        return Crc64Helper.generateCRC64(text.getBytes(StandardCharsets.UTF_8));
    }
    
    public static String toMySql(String textInput) throws NoSuchAlgorithmException {
        
        var md = MessageDigest.getInstance("sha-1");
        
        var password = String.valueOf(textInput.toCharArray());
        
        byte[] passwordBytes = password.getBytes(StandardCharsets.UTF_8);
        md.update(passwordBytes, 0, passwordBytes.length);
        
        byte[] hashSHA1 = md.digest();
        var stringSHA1 = HashUtil.digestToHexString(hashSHA1);
        
        var passwordSHA1 = String.valueOf(StringUtil.hexstr(stringSHA1).toCharArray());
        byte[] passwordSHA1Bytes = passwordSHA1.getBytes(StandardCharsets.UTF_8);
        
        md.update(passwordSHA1Bytes, 0, passwordSHA1Bytes.length);
        byte[] hashSHA1SH1 = md.digest();
        
        return HashUtil.digestToHexString(hashSHA1SH1);
    }

    public static String toCrc32(String textInput) {
        
        byte[] bytes = textInput.getBytes(StandardCharsets.UTF_8);
        
        Checksum checksum = new CRC32();
        checksum.update(bytes, 0, bytes.length);
        
        long lngChecksum = checksum.getValue();
        
        return Long.toString(lngChecksum);
    }

    public static String toMd4(String textInput) {
        
        MessageDigest md = new DigestMD4();

        var passwordString = String.valueOf(textInput.toCharArray());
        byte[] passwordByte = passwordString.getBytes(StandardCharsets.UTF_8);
        
        md.update(passwordByte, 0, passwordByte.length);
        byte[] encodedPassword = md.digest();
        
        return HashUtil.digestToHexString(encodedPassword);
    }

    public static String toHash(String nameMethod, String textInput) throws NoSuchAlgorithmException {
        
        var md = MessageDigest.getInstance(nameMethod);
        
        var passwordString = String.valueOf(textInput.toCharArray());
        byte[] passwordByte = passwordString.getBytes(StandardCharsets.UTF_8);
        
        md.update(passwordByte, 0, passwordByte.length);
        byte[] encodedPassword = md.digest();
        
        return HashUtil.digestToHexString(encodedPassword);
    }
    
    /**
     * Convert a digest hash to a string representation.
     * @param block Digest array
     * @return Hash as a string
     */
    public static String digestToHexString(byte[] block) {
        
        var buf = new StringBuilder();

        for (byte b : block) {
            HashUtil.byte2hex(b, buf);
        }
        
        return buf.toString();
    }
    
    /**
     * Convert byte character to hexadecimal StringBuffer character.
     * @param b Byte character to convert
     * @param buf Hexadecimal converted character
     */
    private static void byte2hex(byte b, StringBuilder buf) {
        
        var hexChars = new char[]{ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
        int high = (b & 0xf0) >> 4;
        int low = b & 0x0f;
        buf.append(hexChars[high]);
        buf.append(hexChars[low]);
    }
}



















Active mutators

CONDITIONALS_BOUNDARY
EMPTY_RETURNS
FALSE_RETURNS
INCREMENTS
INVERT_NEGS
MATH
NEGATE_CONDITIONALS
NULL_RETURNS
PRIMITIVE_RETURNS
TRUE_RETURNS
VOID_METHOD_CALLS

Tests examined

StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] (179 ms)
JsonUtilSpock.[engine:spock]/[spec:JsonUtilSpock]/[feature:$spock_feature_0_4] (2 ms)
BruterSpock.[engine:spock]/[spec:BruterSpock]/[feature:$spock_feature_0_4] (2 ms)
JsonUtilSpock.[engine:spock]/[spec:JsonUtilSpock]/[feature:$spock_feature_0_3] (4 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_13] (1 ms)
PreferencesUtilSpock.[engine:spock]/[spec:PreferencesUtilSpock]/[feature:$spock_feature_0_0] (6 ms)
BruterSpock.[engine:spock]/[spec:BruterSpock]/[feature:$spock_feature_0_1] (8 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_14] (9 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_12] (9 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_11] (9 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_7] (12 ms)
JsonUtilSpock.[engine:spock]/[spec:JsonUtilSpock]/[feature:$spock_feature_0_2]/[iteration:0] (11 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_3] (15 ms)
JsonUtilSpock.[engine:spock]/[spec:JsonUtilSpock]/[feature:$spock_feature_0_0]/[iteration:0] (17 ms)
JsonUtilSpock.[engine:spock]/[spec:JsonUtilSpock]/[feature:$spock_feature_0_2] (23 ms)
I18nUtilSpock.[engine:spock]/[spec:I18nUtilSpock]/[feature:$spock_feature_0_0] (21 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_10] (20 ms)
BruterSpock.[engine:spock]/[spec:BruterSpock]/[feature:$spock_feature_0_2] (36 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_5] (37 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_6] (38 ms)
JsonUtilSpock.[engine:spock]/[spec:JsonUtilSpock]/[feature:$spock_feature_0_1] (56 ms)
JsonUtilSpock.[engine:spock]/[spec:JsonUtilSpock]/[feature:$spock_feature_0_1]/[iteration:0] (53 ms)
JsonUtilSpock.[engine:spock]/[spec:JsonUtilSpock]/[feature:$spock_feature_0_0] (65 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_2] (64 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_9] (70 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_4] (73 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_8] (73 ms)
BruterSpock.[engine:spock]/[spec:BruterSpock]/[feature:$spock_feature_0_0] (83 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_1] (102 ms)
PreferencesUtilSpock.[engine:spock]/[spec:PreferencesUtilSpock]/[feature:$spock_feature_0_1]/[iteration:0] (95 ms)
ParameterUtilSpock.[engine:spock]/[spec:ParameterUtilSpock]/[feature:$spock_feature_0_2] (61 ms)
ParameterUtilSpock.[engine:spock]/[spec:ParameterUtilSpock]/[feature:$spock_feature_0_1] (76 ms)
TamperingUtilSpock.[engine:spock]/[spec:TamperingUtilSpock]/[feature:$spock_feature_0_0] (600 ms)
ParameterUtilSpock.[engine:spock]/[spec:ParameterUtilSpock]/[feature:$spock_feature_0_0] (564 ms)
BruterSpock.[engine:spock]/[spec:BruterSpock]/[feature:$spock_feature_0_3] (1533 ms)

Report generated by PIT 1.16.1

1		package com.jsql.util.bruter;
2
3		import com.jsql.util.StringUtil;
4
5		import java.nio.charset.StandardCharsets;
6		import java.security.MessageDigest;
7		import java.security.NoSuchAlgorithmException;
8		import java.util.zip.CRC32;
9		import java.util.zip.Checksum;
10
11		public class HashUtil {
12
13		private HashUtil() {
14		// Nothing
15		}
16
17		public static String toAdler32(String text) {
18
19		byte[] bytes = text.getBytes(StandardCharsets.UTF_8);
20		Checksum checksum = new java.util.zip.Adler32();
21	1 1. toAdler32 : removed call to java/util/zip/Checksum::update → KILLED	checksum.update(bytes,0,bytes.length);
22
23	1 1. toAdler32 : replaced return value with "" for com/jsql/util/bruter/HashUtil::toAdler32 → KILLED	return String.valueOf(checksum.getValue());
24		}
25
26		public static String toCrc16(String text) {
27	1 1. toCrc16 : replaced return value with "" for com/jsql/util/bruter/HashUtil::toCrc16 → KILLED	return Crc16Helper.generateCRC16(text);
28		}
29
30		public static String toCrc64(String text) {
31	1 1. toCrc64 : replaced return value with "" for com/jsql/util/bruter/HashUtil::toCrc64 → KILLED	return Crc64Helper.generateCRC64(text.getBytes(StandardCharsets.UTF_8));
32		}
33
34		public static String toMySql(String textInput) throws NoSuchAlgorithmException {
35
36		var md = MessageDigest.getInstance("sha-1");
37
38		var password = String.valueOf(textInput.toCharArray());
39
40		byte[] passwordBytes = password.getBytes(StandardCharsets.UTF_8);
41	1 1. toMySql : removed call to java/security/MessageDigest::update → SURVIVED	md.update(passwordBytes, 0, passwordBytes.length);
42
43		byte[] hashSHA1 = md.digest();
44		var stringSHA1 = HashUtil.digestToHexString(hashSHA1);
45
46		var passwordSHA1 = String.valueOf(StringUtil.hexstr(stringSHA1).toCharArray());
47		byte[] passwordSHA1Bytes = passwordSHA1.getBytes(StandardCharsets.UTF_8);
48
49	1 1. toMySql : removed call to java/security/MessageDigest::update → SURVIVED	md.update(passwordSHA1Bytes, 0, passwordSHA1Bytes.length);
50		byte[] hashSHA1SH1 = md.digest();
51
52	1 1. toMySql : replaced return value with "" for com/jsql/util/bruter/HashUtil::toMySql → SURVIVED	return HashUtil.digestToHexString(hashSHA1SH1);
53		}
54
55		public static String toCrc32(String textInput) {
56
57		byte[] bytes = textInput.getBytes(StandardCharsets.UTF_8);
58
59		Checksum checksum = new CRC32();
60	1 1. toCrc32 : removed call to java/util/zip/Checksum::update → KILLED	checksum.update(bytes, 0, bytes.length);
61
62		long lngChecksum = checksum.getValue();
63
64	1 1. toCrc32 : replaced return value with "" for com/jsql/util/bruter/HashUtil::toCrc32 → KILLED	return Long.toString(lngChecksum);
65		}
66
67		public static String toMd4(String textInput) {
68
69		MessageDigest md = new DigestMD4();
70
71		var passwordString = String.valueOf(textInput.toCharArray());
72		byte[] passwordByte = passwordString.getBytes(StandardCharsets.UTF_8);
73
74	1 1. toMd4 : removed call to java/security/MessageDigest::update → KILLED	md.update(passwordByte, 0, passwordByte.length);
75		byte[] encodedPassword = md.digest();
76
77	1 1. toMd4 : replaced return value with "" for com/jsql/util/bruter/HashUtil::toMd4 → KILLED	return HashUtil.digestToHexString(encodedPassword);
78		}
79
80		public static String toHash(String nameMethod, String textInput) throws NoSuchAlgorithmException {
81
82		var md = MessageDigest.getInstance(nameMethod);
83
84		var passwordString = String.valueOf(textInput.toCharArray());
85		byte[] passwordByte = passwordString.getBytes(StandardCharsets.UTF_8);
86
87	1 1. toHash : removed call to java/security/MessageDigest::update → TIMED_OUT	md.update(passwordByte, 0, passwordByte.length);
88		byte[] encodedPassword = md.digest();
89
90	1 1. toHash : replaced return value with "" for com/jsql/util/bruter/HashUtil::toHash → TIMED_OUT	return HashUtil.digestToHexString(encodedPassword);
91		}
92
93		/**
94		* Convert a digest hash to a string representation.
95		* @param block Digest array
96		* @return Hash as a string
97		*/
98		public static String digestToHexString(byte[] block) {
99
100		var buf = new StringBuilder();
101
102		for (byte b : block) {
103	1 1. digestToHexString : removed call to com/jsql/util/bruter/HashUtil::byte2hex → TIMED_OUT	HashUtil.byte2hex(b, buf);
104		}
105
106	1 1. digestToHexString : replaced return value with "" for com/jsql/util/bruter/HashUtil::digestToHexString → TIMED_OUT	return buf.toString();
107		}
108
109		/**
110		* Convert byte character to hexadecimal StringBuffer character.
111		* @param b Byte character to convert
112		* @param buf Hexadecimal converted character
113		*/
114		private static void byte2hex(byte b, StringBuilder buf) {
115
116		var hexChars = new char[]{ '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
117	2 1. byte2hex : Replaced Shift Right with Shift Left → KILLED 2. byte2hex : Replaced bitwise AND with OR → KILLED	int high = (b & 0xf0) >> 4;
118	1 1. byte2hex : Replaced bitwise AND with OR → KILLED	int low = b & 0x0f;
119		buf.append(hexChars[high]);
120		buf.append(hexChars[low]);
121		}
122		}
		Mutations
21		1.1 Location : toAdler32 Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] removed call to java/util/zip/Checksum::update → KILLED
23		1.1 Location : toAdler32 Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] replaced return value with "" for com/jsql/util/bruter/HashUtil::toAdler32 → KILLED
27		1.1 Location : toCrc16 Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] replaced return value with "" for com/jsql/util/bruter/HashUtil::toCrc16 → KILLED
31		1.1 Location : toCrc64 Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] replaced return value with "" for com/jsql/util/bruter/HashUtil::toCrc64 → KILLED
41		1.1 Location : toMySql Killed by : none removed call to java/security/MessageDigest::update → SURVIVED
49		1.1 Location : toMySql Killed by : none removed call to java/security/MessageDigest::update → SURVIVED
52		1.1 Location : toMySql Killed by : none replaced return value with "" for com/jsql/util/bruter/HashUtil::toMySql → SURVIVED
60		1.1 Location : toCrc32 Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] removed call to java/util/zip/Checksum::update → KILLED
64		1.1 Location : toCrc32 Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] replaced return value with "" for com/jsql/util/bruter/HashUtil::toCrc32 → KILLED
74		1.1 Location : toMd4 Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] removed call to java/security/MessageDigest::update → KILLED
77		1.1 Location : toMd4 Killed by : StringUtilSpock.[engine:spock]/[spec:StringUtilSpock]/[feature:$spock_feature_0_0] replaced return value with "" for com/jsql/util/bruter/HashUtil::toMd4 → KILLED
87		1.1 Location : toHash Killed by : none removed call to java/security/MessageDigest::update → TIMED_OUT
90		1.1 Location : toHash Killed by : none replaced return value with "" for com/jsql/util/bruter/HashUtil::toHash → TIMED_OUT
103		1.1 Location : digestToHexString Killed by : none removed call to com/jsql/util/bruter/HashUtil::byte2hex → TIMED_OUT
106		1.1 Location : digestToHexString Killed by : none replaced return value with "" for com/jsql/util/bruter/HashUtil::digestToHexString → TIMED_OUT
117		1.1 Location : byte2hex Killed by : BruterSpock.[engine:spock]/[spec:BruterSpock]/[feature:$spock_feature_0_1] Replaced Shift Right with Shift Left → KILLED 2.2 Location : byte2hex Killed by : BruterSpock.[engine:spock]/[spec:BruterSpock]/[feature:$spock_feature_0_1] Replaced bitwise AND with OR → KILLED
118		1.1 Location : byte2hex Killed by : BruterSpock.[engine:spock]/[spec:BruterSpock]/[feature:$spock_feature_0_1] Replaced bitwise AND with OR → KILLED

HashUtil.java

Mutations

Active mutators

Tests examined