HashUtil.java

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package com.jsql.util.bruter;
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import com.jsql.util.StringUtil;
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import java.nio.charset.StandardCharsets;
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import java.security.MessageDigest;
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import java.security.NoSuchAlgorithmException;
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import java.util.zip.CRC32;
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import java.util.zip.Checksum;
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public class HashUtil {
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    private HashUtil() {
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        // Nothing
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    }
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    public static String toAdler32(String text) {
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        byte[] bytes = text.getBytes(StandardCharsets.UTF_8);
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        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);
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23 1 1. toAdler32 : replaced return value with "" for com/jsql/util/bruter/HashUtil::toAdler32 → KILLED
 
        return String.valueOf(checksum.getValue());
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    }
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    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);
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    }
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    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));
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    }
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    public static String toMySql(String textInput) throws NoSuchAlgorithmException {
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        var md = MessageDigest.getInstance("sha-1");
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        var password = String.valueOf(textInput.toCharArray());
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        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);
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        byte[] hashSHA1 = md.digest();
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        var stringSHA1 = HashUtil.digestToHexString(hashSHA1);
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        var passwordSHA1 = String.valueOf(StringUtil.hexstr(stringSHA1).toCharArray());
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        byte[] passwordSHA1Bytes = passwordSHA1.getBytes(StandardCharsets.UTF_8);
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49 1 1. toMySql : removed call to java/security/MessageDigest::update → SURVIVED
 
        md.update(passwordSHA1Bytes, 0, passwordSHA1Bytes.length);
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        byte[] hashSHA1SH1 = md.digest();
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52 1 1. toMySql : replaced return value with "" for com/jsql/util/bruter/HashUtil::toMySql → SURVIVED
 
        return HashUtil.digestToHexString(hashSHA1SH1);
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    }
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    public static String toCrc32(String textInput) {
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        byte[] bytes = textInput.getBytes(StandardCharsets.UTF_8);
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        Checksum checksum = new CRC32();
60 1 1. toCrc32 : removed call to java/util/zip/Checksum::update → KILLED
 
        checksum.update(bytes, 0, bytes.length);
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        long lngChecksum = checksum.getValue();
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64 1 1. toCrc32 : replaced return value with "" for com/jsql/util/bruter/HashUtil::toCrc32 → KILLED
 
        return Long.toString(lngChecksum);
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    }
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    public static String toMd4(String textInput) {
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        MessageDigest md = new DigestMD4();
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        var passwordString = String.valueOf(textInput.toCharArray());
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        byte[] passwordByte = passwordString.getBytes(StandardCharsets.UTF_8);
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74 1 1. toMd4 : removed call to java/security/MessageDigest::update → KILLED
 
        md.update(passwordByte, 0, passwordByte.length);
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        byte[] encodedPassword = md.digest();
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77 1 1. toMd4 : replaced return value with "" for com/jsql/util/bruter/HashUtil::toMd4 → KILLED
 
        return HashUtil.digestToHexString(encodedPassword);
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    }
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    public static String toHash(String nameMethod, String textInput) throws NoSuchAlgorithmException {
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        var md = MessageDigest.getInstance(nameMethod);
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        var passwordString = String.valueOf(textInput.toCharArray());
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        byte[] passwordByte = passwordString.getBytes(StandardCharsets.UTF_8);
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87 1 1. toHash : removed call to java/security/MessageDigest::update → TIMED_OUT
 
        md.update(passwordByte, 0, passwordByte.length);
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        byte[] encodedPassword = md.digest();
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90 1 1. toHash : replaced return value with "" for com/jsql/util/bruter/HashUtil::toHash → TIMED_OUT
 
        return HashUtil.digestToHexString(encodedPassword);
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    }
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    /**
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     * Convert a digest hash to a string representation.
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     * @param block Digest array
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     * @return Hash as a string
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     */
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    public static String digestToHexString(byte[] block) {
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        var buf = new StringBuilder();
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        for (byte b : block) {
103 1 1. digestToHexString : removed call to com/jsql/util/bruter/HashUtil::byte2hex → TIMED_OUT
 
            HashUtil.byte2hex(b, buf);
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        }
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106 1 1. digestToHexString : replaced return value with "" for com/jsql/util/bruter/HashUtil::digestToHexString → TIMED_OUT
 
        return buf.toString();
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    }
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    /**
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     * Convert byte character to hexadecimal StringBuffer character.
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     * @param b Byte character to convert
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     * @param buf Hexadecimal converted character
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     */
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    private static void byte2hex(byte b, StringBuilder buf) {
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        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;
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        buf.append(hexChars[high]);
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        buf.append(hexChars[low]);
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    }
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}

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

Active mutators

Tests examined


Report generated by PIT 1.16.1