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How to use getHeuristicToISOLocalDate method of org.evomaster.client.java.instrumentation.coverage.methodreplacement.DateTimeParsingUtils class

Best EvoMaster code snippet using org.evomaster.client.java.instrumentation.coverage.methodreplacement.DateTimeParsingUtils.getHeuristicToISOLocalDate

Source:DateTimeParsingUtils.java

...97     *98     * @param input99     * @return100     */101    public static double getHeuristicToISOLocalDateTimeParsing(CharSequence input) {102        if (input == null) {103            return H_REACHED_BUT_NULL;104        }105        try {106            LocalDateTime.parse(input);107            return H_PARSED_OK;108        } catch (DateTimeParseException ex) {109            return getHeuristicToISOLocalDateTime(input);110        }111    }112    /**113     * Returns the approximate (i.e. simplified) distance of a string114     * to the format YYYY-MM-DDTHH:MM (T is case insensitive)115     *116     * For simplification, only the range of days between 01 and 28,117     * and months between 01 and 09, and hours between 00 and 19.118     *119     * @param input a non-null string that fails to parse in120     *              the YYYY-MM-DDTHH:MM format121     * @return122     */123    private static double getHeuristicToISOLocalDateTime(CharSequence input) {124        Objects.requireNonNull(input);125        final double base = H_NOT_NULL;126        long distance = 0;127        for (int i = 0; i < input.length(); i++) {128            char c = input.charAt(i);129            // TODO: The code below can be refactored with class DateFormatClassReplacement130            //format YYYY-MM-DDT131            if (i >= 0 && i <= 3) {132                //any Y value is ok133                distance += distanceToDigit(c);134            } else if (i == 4 || i == 7) {135                distance += distanceToChar(c, '-');136            } else if (i == 5) {137                //let's simplify and only allow 01 to 09 for MM138                distance += distanceToChar(c, '0');139            } else if (i == 6) {140                distance += distanceToRange(c, '1', '9');141            } else if (i == 8) {142                //let's simplify and only allow 01 to 28143                distance += distanceToRange(c, '0', '2');144            } else if (i == 9) {145                distance += distanceToRange(c, '1', '8');146            } else if (i == 10) {147                // The letter 'T'. Parsing is case insensitive.148                distance += Math.min(distanceToChar(c, 'T'), distanceToChar(c, 't'));149            } else if (i == 11) {150                distance += distanceToRange(c, '0', '1');151            } else if (i == 12 || i == 15 || i == 18) {152                distance += distanceToRange(c, '0', '9');153            } else if (i == 13 || i == 16) {154                distance += distanceToChar(c, ':');155            } else if (i == 14 || i == 17) {156                distance += distanceToRange(c, '0', '5');157            } else {158                distance += MAX_CHAR_DISTANCE;159            }160        }161        if (input.length() < ISO_LOCAL_DATE_TIME_LENGTH) {162            //too short163            distance += (MAX_CHAR_DISTANCE * (ISO_LOCAL_DATE_TIME_LENGTH - input.length()));164        }165        //recall h in [0,1] where the highest the distance the closer to 0166        final double h = base + ((1d - base) / (distance + 1));167        return h;168    }169    /**170     * returns how close the input was to HH:MM or HH:MM:SS.171     * If the input fails to parse in any of those formats, the172     * distance only considers hours in the 00 to 19 range.173     *174     * @param input175     * @return176     */177    public static double getHeuristicToISOLocalTimeParsing(CharSequence input) {178        if (input == null) {179            return H_REACHED_BUT_NULL;180        }181        /*182         * returns the highest value (i.e. closer) to actually183         * satisfy the parsing with or without seconds184         */185        return Math.max(186                getHeuristicToLocalTimeWithoutSecondsParsing(input),187                getHeuristicToLocalTimeWithSecondsParsing(input));188    }189    /**190     * returns the heuristic value in [0,1] that191     * represents how close is the value to the format YYYY-MM-DD192     *193     * @param input194     * @return195     */196    public static double getHeuristicToISOLocalDateParsing(CharSequence input) {197        if (input == null) {198            return H_REACHED_BUT_NULL;199        }200        try {201            /*202                due to the simplification later on (i.e. not all valid local dates203                are considered, only a subrange), still must make sure to get a 1204                if no exception is thrown205             */206            LocalDate.parse(input);207            return H_PARSED_OK;208        } catch (DateTimeParseException e) {209            return getHeuristicToISOLocalDate(input);210        }211    }212    /**213     * Heuristic value for successfully parsed input214     */215    private static final double H_PARSED_OK = 1d;216    /**217     * Heuristic value for successfully parsed input218     */219    private static final double H_NOT_SUPPORTED = 0d;220    /**221     * Returns the approximate (i.e. simplified) heuristic value of a string222     * to the format YYYY-MM-DD.223     * For simplification, only the range of days between 01 and 28,224     * and months between 01 and 09.225     *226     * @param input a non-null string that fails to parse in227     *              the YYYY-MM-DD format228     * @return229     */230    private static double getHeuristicToISOLocalDate(CharSequence input) {231        Objects.requireNonNull(input);232        //nothing to do233        final double base = H_NOT_NULL;234        long distance = 0;235        for (int i = 0; i < input.length(); i++) {236            char c = input.charAt(i);237            // TODO: The code below can be refactored with class DateFormatClassReplacement238            //format YYYY-MM-DD239            if (i >= 0 && i <= 3) {240                //any Y value is ok241                distance += distanceToDigit(c);242            } else if (i == 4 || i == 7) {243                distance += distanceToChar(c, '-');244            } else if (i == 5) {...

getHeuristicToISOLocalDate

Using AI Code Generation

1LocalDate date = DateTimeParsingUtils.getHeuristicToISOLocalDate("2019-01-01");2LocalDateTime dateTime = DateTimeParsingUtils.getHeuristicToISODateTime("2019-01-01T00:00:00");3LocalDateTime dateTime2 = DateTimeParsingUtils.getHeuristicToISODateTime("2019-01-01T00:00:00");4LocalDateTime dateTime3 = DateTimeParsingUtils.getHeuristicToISODateTime("2019-01-01T00:00:00");5LocalDateTime dateTime4 = DateTimeParsingUtils.getHeuristicToISODateTime("2019-01-01T00:00:00");6LocalDateTime dateTime5 = DateTimeParsingUtils.getHeuristicToISODateTime("2019-01-01T00:00:00");

getHeuristicToISOLocalDate

Using AI Code Generation

1    public void test(){2        String date = "2020-01-01";3        LocalDate localDate = DateTimeParsingUtils.getHeuristicToISOLocalDate(date);4        assertEquals(2020, localDate.getYear());5        assertEquals(1, localDate.getMonthValue());6        assertEquals(1, localDate.getDayOfMonth());7    }

getHeuristicToISOLocalDate

Using AI Code Generation

1public class TestExample {2    public static void main(String[] args) {3        String date = "2020-07-12";4        try {5            Date d = DateTimeParsingUtils.getHeuristicToISOLocalDate(date);6            System.out.println(d);7            if (d.before(new Date())) {8                System.out.println("Date is in the past");9            } else {10                System.out.println("Date is in the future");11            }12        } catch (Exception e) {13            System.out.println(e.getMessage());14        }15    }16}

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