KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use distanceToRange method of org.evomaster.client.java.instrumentation.coverage.methodreplacement.DistanceHelper class

Best EvoMaster code snippet using org.evomaster.client.java.instrumentation.coverage.methodreplacement.DistanceHelper.distanceToRange

Source:DateTimeParsingUtils.java

...76            char c = input.charAt(i);77            //format HH:MM:SS78            //let's simplify and only allow 00:00:00 to 19:59:5979            if (i == 0) {80                distance += distanceToRange(c, '0', '1');81            } else if (i == 1 || i == 4 || i == 7) {82                distance += distanceToRange(c, '0', '9');83            } else if (i == 2 || i == 5) {84                distance += distanceToChar(c, ':');85            } else if (i == 3 || i == 6) {86                distance += distanceToRange(c, '0', '5');87            } else {88                distance += MAX_CHAR_DISTANCE;89            }90        }91        if (input.length() < ISO_LOCAL_TIME_LENGTH) {92            //too short93            distance += (MAX_CHAR_DISTANCE * (ISO_LOCAL_TIME_LENGTH - input.length()));94        }95        if(distance < 0){96            distance = Long.MAX_VALUE; // overflow97        }98        //recall h in [0,1] where the highest the distance the closer to 099        double h = DistanceHelper.heuristicFromScaledDistanceWithBase(base, distance);100        return h;101    }102    /**103     * returns a value that represents how close is the value to the format YYYY-MM-DD104     *105     * @param input106     * @return107     */108    public static double getHeuristicToISOLocalDateTimeParsing(CharSequence input) {109        if (input == null) {110            return H_REACHED_BUT_NULL;111        }112        try {113            LocalDateTime.parse(input);114            return H_PARSED_OK;115        } catch (DateTimeParseException ex) {116            return getHeuristicToISOLocalDateTime(input);117        }118    }119    /**120     * Returns the approximate (i.e. simplified) distance of a string121     * to the format YYYY-MM-DDTHH:MM (T is case insensitive)122     *123     * For simplification, only the range of days between 01 and 28,124     * and months between 01 and 09, and hours between 00 and 19.125     *126     * @param input a non-null string that fails to parse in127     *              the YYYY-MM-DDTHH:MM format128     * @return129     */130    private static double getHeuristicToISOLocalDateTime(CharSequence input) {131        Objects.requireNonNull(input);132        final double base = H_NOT_NULL;133        long distance = 0;134        for (int i = 0; i < input.length(); i++) {135            char c = input.charAt(i);136            // TODO: The code below can be refactored with class DateFormatClassReplacement137            //format YYYY-MM-DDT138            if (i >= 0 && i <= 3) {139                //any Y value is ok140                distance += distanceToDigit(c);141            } else if (i == 4 || i == 7) {142                distance += distanceToChar(c, '-');143            } else if (i == 5) {144                //let's simplify and only allow 01 to 09 for MM145                distance += distanceToChar(c, '0');146            } else if (i == 6) {147                distance += distanceToRange(c, '1', '9');148            } else if (i == 8) {149                //let's simplify and only allow 01 to 28150                distance += distanceToRange(c, '0', '2');151            } else if (i == 9) {152                distance += distanceToRange(c, '1', '8');153            } else if (i == 10) {154                // The letter 'T'. Parsing is case insensitive.155                distance += Math.min(distanceToChar(c, 'T'), distanceToChar(c, 't'));156            } else if (i == 11) {157                distance += distanceToRange(c, '0', '1');158            } else if (i == 12 || i == 15 || i == 18) {159                distance += distanceToRange(c, '0', '9');160            } else if (i == 13 || i == 16) {161                distance += distanceToChar(c, ':');162            } else if (i == 14 || i == 17) {163                distance += distanceToRange(c, '0', '5');164            } else {165                distance += MAX_CHAR_DISTANCE;166            }167        }168        if (input.length() < ISO_LOCAL_DATE_TIME_LENGTH) {169            //too short170            distance += (MAX_CHAR_DISTANCE * (ISO_LOCAL_DATE_TIME_LENGTH - input.length()));171        }172        if(distance < 0){173            distance = Long.MAX_VALUE; // overflow174        }175        //recall h in [0,1] where the highest the distance the closer to 0176        double h = DistanceHelper.heuristicFromScaledDistanceWithBase(base, distance);177        return h;178    }179    /**180     * returns how close the input was to HH:MM or HH:MM:SS.181     * If the input fails to parse in any of those formats, the182     * distance only considers hours in the 00 to 19 range.183     *184     * @param input185     * @return186     */187    public static double getHeuristicToISOLocalTimeParsing(CharSequence input) {188        if (input == null) {189            return H_REACHED_BUT_NULL;190        }191        /*192         * returns the highest value (i.e. closer) to actually193         * satisfy the parsing with or without seconds194         */195        return Math.max(196                getHeuristicToLocalTimeWithoutSecondsParsing(input),197                getHeuristicToLocalTimeWithSecondsParsing(input));198    }199    /**200     * returns the heuristic value in [0,1] that201     * represents how close is the value to the format YYYY-MM-DD202     *203     * @param input204     * @return205     */206    public static double getHeuristicToISOLocalDateParsing(CharSequence input) {207        if (input == null) {208            return H_REACHED_BUT_NULL;209        }210        try {211            /*212                due to the simplification later on (i.e. not all valid local dates213                are considered, only a subrange), still must make sure to get a 1214                if no exception is thrown215             */216            LocalDate.parse(input);217            return H_PARSED_OK;218        } catch (DateTimeParseException e) {219            return getHeuristicToISOLocalDate(input);220        }221    }222    /**223     * Returns the approximate (i.e. simplified) heuristic value of a string224     * to the format YYYY-MM-DD.225     * For simplification, only the range of days between 01 and 28,226     * and months between 01 and 09.227     *228     * @param input a non-null string that fails to parse in229     *              the YYYY-MM-DD format230     * @return231     */232    private static double getHeuristicToISOLocalDate(CharSequence input) {233        Objects.requireNonNull(input);234        //nothing to do235        final double base = H_NOT_NULL;236        long distance = 0;237        for (int i = 0; i < input.length(); i++) {238            char c = input.charAt(i);239            // TODO: The code below can be refactored with class DateFormatClassReplacement240            //format YYYY-MM-DD241            if (i >= 0 && i <= 3) {242                //any Y value is ok243                distance += distanceToDigit(c);244            } else if (i == 4 || i == 7) {245                distance += distanceToChar(c, '-');246            } else if (i == 5) {247                //let's simplify and only allow 01 to 09 for MM248                distance += distanceToChar(c, '0');249            } else if (i == 6) {250                distance += distanceToRange(c, '1', '9');251            } else if (i == 8) {252                //let's simplify and only allow 01 to 28253                distance += distanceToRange(c, '0', '2');254            } else if (i == 9) {255                distance += distanceToRange(c, '1', '8');256            } else {257                distance += MAX_CHAR_DISTANCE;258            }259        }260        if (input.length() < ISO_LOCAL_DATE_LENGTH) {261            //too short262            distance += (MAX_CHAR_DISTANCE * (ISO_LOCAL_DATE_LENGTH - input.length()));263        }264        if(distance < 0){265            distance = Long.MAX_VALUE; // overflow266        }267        //recall h in [0,1] where the highest the distance the closer to 0268        double h = DistanceHelper.heuristicFromScaledDistanceWithBase(base, distance);269        return h;270    }271    /**272     * returns a value that represents how close is the value to the format YYYY-MM-DD273     *274     * @param input275     * @return276     */277    public static double getHeuristicToDateTimeParsing(CharSequence input) {278        if (input == null) {279            return H_REACHED_BUT_NULL;280        }281        try {282            /*283                due to the simplification later on (i.e. only some valid dates are considered,284                but not all), still must make sure to get a 1 if no exception is thrown285             */286            new SimpleDateFormat(DATE_TIME_NO_SECONDS_FORMAT).parse(input.toString());287            return H_PARSED_OK;288        } catch (ParseException e) {289            return getHeuristicToDateTime(input);290        }291    }292    /**293     * Returns the approximate (i.e. simplified) heuristic value for a string294     * to the format YYYY-MM-DD HH:MM.295     *296     * For simplification, only the range of days between 01 and 28,297     * and months between 01 and 09, and hours between 00 and 19.298     *299     * @param input a non-null string that fails to parse in300     *              the YYYY-MM-DD HH:MM format301     * @return302     */303    private static double getHeuristicToDateTime(CharSequence input) {304        Objects.requireNonNull(input);305        final double base = H_NOT_NULL;306        long distance = 0;307        for (int i = 0; i < input.length(); i++) {308            char c = input.charAt(i);309            //format YYYY-MM-DD HH:MM310            if (i >= 0 && i <= 3) {311                //any Y value is ok312                distance += distanceToDigit(c);313            } else if (i == 4 || i == 7) {314                distance += distanceToChar(c, '-');315            } else if (i == 5) {316                //let's simplify and only allow 01 to 09 for MM317                distance += distanceToChar(c, '0');318            } else if (i == 6) {319                distance += distanceToRange(c, '1', '9');320            } else if (i == 8) {321                //let's simplify and only allow 01 to 28 for DD322                distance += distanceToRange(c, '0', '2');323            } else if (i == 9) {324                distance += distanceToRange(c, '1', '8');325            } else if (i == 10) {326                distance += distanceToChar(c, ' ');327            } else if (i == 11) {328                // let's simplify and only allow 00 to 19 for HH329                distance += distanceToRange(c, '0', '1');330            } else if (i == 12) {331                distance += distanceToRange(c, '0', '9');332            } else if (i == 13) {333                distance += distanceToChar(c, ':');334            } else if (i == 14) {335                // allow 00 to 59 for MM336                distance += distanceToRange(c, '0', '5');337            } else if (i == 15) {338                distance += distanceToRange(c, '0', '9');339            } else {340                distance += MAX_CHAR_DISTANCE;341            }342        }343        int requiredLength = "YYYY-MM-DD HH:MM".length();344        if (input.length() < requiredLength) {345            //too short346            distance += (MAX_CHAR_DISTANCE * (requiredLength - input.length()));347        }348        if(distance < 0){349            distance = Long.MAX_VALUE; // overflow350        }351        //recall h in [0,1] where the highest the distance the closer to 0352        double h = DistanceHelper.heuristicFromScaledDistanceWithBase(base, distance);...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.