ruben.fg

Name:ruben.fg

Clan:metrica_sep23

Member Since:Mar 2023

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ruben.fgvs.nathaly.eo

The "Small" Password Game

Puzzles

Regular Expressions

Code

Diff

import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.Arrays;

public class PasswordValidation {
  
    private static final String TODAY_DATE = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyyMMdd"));
	  private static final String[] VALID_MONTHS = { "jan", "feb", "mar", "apr", "may", "jun", "jul", "aug", "sep", "oct",
			"nov", "dec" };
  
  public static boolean validatePassword(String password) { 
    
    
    if (password.length() < 20 | password.length() > 50)
			return false;
		if (!isPrime(password.length()))
			return false;
		if (!password.contains(String.valueOf(password.length())))
			return false;
		if (!password.contains(TODAY_DATE))
			return false;
		if (!Arrays.stream(VALID_MONTHS).anyMatch(s -> password.toLowerCase().contains(s)))
			return false;
		if (!password.matches(("(.*[A-Z].*){3,}"))
        || !password.matches("(.*[a-z].*){1,}")
				|| !password.matches("(.*[-._@#$&].*){1,}")
				|| password.matches(".*[-._@#$&][-._@#$&].*"))
			return false;
		if (Arrays.stream(password.split("")).filter(s -> s.matches("[0-9]")).mapToInt(s -> Integer.valueOf(s)).sum() < 25)
			return false;
		return true;
  }
  
  public static boolean isPrime(int n) {
		for (int i = 2; i <= Math.sqrt(n); i++) {
			if (n % i == 0)
				return false;
		}
		return true;
	}
  
}

- import java.time.LocalDate;
- import java.time.format.DateTimeFormatter;
- import java.util.Arrays;
- public class PasswordValidation {
- private static final String TODAY_DATE = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyyMMdd"));
- private static final String[] VALID_MONTHS = { "jan", "feb", "mar", "apr", "may", "jun", "jul", "aug", "sep", "oct",
- "nov", "dec" };
- public static boolean validatePassword(String password) {
- if (password.length() < 20 | password.length() > 50)
- return false;
- if (!isPrime(password.length()))
- return false;
- if (!password.contains(String.valueOf(password.length())))
- return false;
- if (!password.contains(TODAY_DATE))
- return false;
- if (!Arrays.stream(VALID_MONTHS).anyMatch(s -> password.toLowerCase().contains(s)))
- return false;
- ~~if (password.matches("[A-Z]{0,2}|[^a-z]+|[^-._@#$&]+|.*[-._@#$&][-._@#$&].*"))~~
- if (!password.matches(("(.*[A-Z].*){3,}"))
- || !password.matches("(.*[a-z].*){1,}")
- || !password.matches("(.*[-._@#$&].*){1,}")
- || password.matches(".*[-._@#$&][-._@#$&].*"))
- return false;
- if (Arrays.stream(password.split("")).filter(s -> s.matches("[0-9]")).mapToInt(s -> Integer.valueOf(s)).sum() < 25)
- return false;
- return true;
- }
- public static boolean isPrime(int n) {
- for (int i = 2; i <= Math.sqrt(n); i++) {
- if (n % i == 0)
- return false;
- }
- return true;
- }
- }

Test Cases

Diff

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import org.junit.jupiter.api.RepeatedTest;
import org.junit.jupiter.api.Test;

import java.time.LocalDate;
import java.time.format.DateTimeFormatter;

import java.util.Arrays;
import java.util.Random;

class SolutionTest {
	
	// Today's date
	private static final String TODAY_DATE = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyyMMdd"));
	
	// String of all available characters
	private static final String CHARS = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz.-_@#$&0123456789";
	
	// Diminutive of the months
	private static final String[] VALID_MONTHS = { "jan", "feb", "mar", "apr", "may", "jun", "jul", "aug", "sep", "oct",
			"nov", "dec" };
	
	// List of all possible lengths. Prime numbers are more than once so they appear
	// more often
	private static final int[] LENGTHS = { 20, 21, 22, 23, 23, 23, 23, 23, 23, 23, 23, 24, 25, 26, 27, 28, 29, 29, 29,
			29, 29, 30, 31, 31, 31, 31, 31, 32, 33, 34, 35, 36, 37, 37, 37, 37, 37, 38, 39, 40, 41, 41, 41, 41, 41, 42,
			43, 43, 43, 43, 43, 44, 45, 46, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 48, 49, 50 };
	
	// Prime numbers between 20 & 50
	private static final int[] PRIME_LENGTHS = { 23, 29, 31, 37, 41, 43, 47 };

	@Test
	void basicTest() {
		assertFalse(PasswordValidation.validatePassword(""));
		assertTrue(PasswordValidation.validatePassword("pass73$OCT" + TODAY_DATE + "len23"));
		assertFalse(PasswordValidation.validatePassword("PASS73$OCT" + TODAY_DATE + "LEN23"));
		assertFalse(PasswordValidation.validatePassword( TODAY_DATE + "TOdaY.feb29P6g@#fahHl"));
		assertFalse(PasswordValidation.validatePassword("sib$dic&omonUl98DSA" + TODAY_DATE + "len17shJDAIDB78334&Okk.53jfh"));
		assertTrue(PasswordValidation.validatePassword("dskjRUE3576&sj_88@mAyJun" + TODAY_DATE + "JUL47.1j6SB2nI7"));
	}

	@Test
	void largestBasicTest() {
		String randomDay = LocalDate.now().plusDays(2).format(DateTimeFormatter.ofPattern("yyyyMMdd"));
		assertTrue(PasswordValidation.validatePassword("TOdaY" + TODAY_DATE + ".feb29P6gwo@fahH"));
		assertTrue(PasswordValidation.validatePassword("h&ks-KlOCt" + TODAY_DATE + "#aai78Ho37M7M_lj73."));
		assertTrue(PasswordValidation.validatePassword(TODAY_DATE + "&jUN1.df487-ks228d43#hULP0@cb111baQ"));
		assertFalse(PasswordValidation.validatePassword("k17DiC9@P" + TODAY_DATE));
		assertFalse(PasswordValidation.validatePassword("hJAN" + TODAY_DATE + "&17a9"));
		assertFalse(PasswordValidation.validatePassword("p6NOv#L17" + TODAY_DATE));
		assertFalse(PasswordValidation.validatePassword("MyP@ssworD-67sAloU" + TODAY_DATE + "29o"));
		assertFalse(PasswordValidation.validatePassword("MyP@sswMAy-67sAlU" + TODAY_DATE + "29o"));
		assertFalse(PasswordValidation.validatePassword("Lol_sC_apR01" + TODAY_DATE + "nOp"));
		assertFalse(PasswordValidation.validatePassword(".SiL" + TODAY_DATE + "jUt7190lAUG2f27"));
		assertFalse(PasswordValidation.validatePassword("JupoJUN43.90-12plUSlenght31$h#1"));
		assertFalse(PasswordValidation.validatePassword("n0TC84nTeInmar.nn_" + randomDay + "poAl98712mQ"));
	}

	public static String generateRandomPass() {
		Random random = new Random();
		StringBuilder pass = new StringBuilder();
		int length = LENGTHS[random.nextInt(LENGTHS.length)];
		int month_pos = random.nextInt(length - 3);
		int date_pos = random.nextInt(length - 8);
		int length_pos = random.nextInt(length - 2);
		for (int i = 0; i < length; i++) {
			pass.append(CHARS.charAt(random.nextInt(CHARS.length())));
			if (i == month_pos) {
				pass.append(VALID_MONTHS[random.nextInt(VALID_MONTHS.length)]);
				i += 3;
			}
			if (i == length_pos) {
				pass.append(length);
				i += 2;
			}
			if (i == date_pos) {
				pass.append(TODAY_DATE);
				i += 8;
			}
		}
		return pass.toString();
	}

	public static boolean checkPass(String pass) {
		if (!Arrays.stream(PRIME_LENGTHS).anyMatch(n -> pass.length() == n)
				|| !pass.contains(String.valueOf(pass.length())) 
        || !pass.contains(TODAY_DATE)
				|| !Arrays.stream(VALID_MONTHS).anyMatch(s -> pass.toLowerCase().contains(s))
				|| !pass.matches(("(.*[A-Z].*){3,}")) 
				|| !pass.matches("(.*[a-z].*){1,}")
				|| !pass.matches("(.*[-._@#$&].*){1,}")
				|| pass.matches(".*[-._@#$&][-._@#$&].*")
        || Arrays.stream(pass.split(""))
						.filter(s -> s.matches("[0-9]")).mapToInt(s -> Integer.valueOf(s)).sum() < 25) {
			return false;
		}
		return true;
	}

	@RepeatedTest(100)
	void randomTest() {
		String randomPass = generateRandomPass();
		assertEquals(checkPass(randomPass), PasswordValidation.validatePassword(randomPass));
	}
}

- import static org.junit.jupiter.api.Assertions.assertEquals;
- import static org.junit.Assert.assertFalse;
- import static org.junit.Assert.assertTrue;
- import org.junit.jupiter.api.RepeatedTest;
- import org.junit.jupiter.api.Test;
- import java.time.LocalDate;
- import java.time.format.DateTimeFormatter;
- import java.util.Arrays;
- import java.util.Random;
- class SolutionTest {
- // Today's date
- private static final String TODAY_DATE = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyyMMdd"));
- // String of all available characters
- private static final String CHARS = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz.-_@#$&0123456789";
- // Diminutive of the months
- private static final String[] VALID_MONTHS = { "jan", "feb", "mar", "apr", "may", "jun", "jul", "aug", "sep", "oct",
- "nov", "dec" };
- // List of all possible lengths. Prime numbers are more than once so they appear
- // more often
- private static final int[] LENGTHS = { 20, 21, 22, 23, 23, 23, 23, 23, 23, 23, 23, 24, 25, 26, 27, 28, 29, 29, 29,
- 29, 29, 30, 31, 31, 31, 31, 31, 32, 33, 34, 35, 36, 37, 37, 37, 37, 37, 38, 39, 40, 41, 41, 41, 41, 41, 42,
- 43, 43, 43, 43, 43, 44, 45, 46, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 48, 49, 50 };
- // Prime numbers between 20 & 50
- private static final int[] PRIME_LENGTHS = { 23, 29, 31, 37, 41, 43, 47 };
- @Test
- void basicTest() {
- assertFalse(PasswordValidation.validatePassword(""));
- assertTrue(PasswordValidation.validatePassword("pass73$OCT" + TODAY_DATE + "len23"));
- assertFalse(PasswordValidation.validatePassword("PASS73$OCT" + TODAY_DATE + "LEN23"));
- assertFalse(PasswordValidation.validatePassword( TODAY_DATE + "TOdaY.feb29P6g@#fahHl"));
- assertFalse(PasswordValidation.validatePassword("sib$dic&omonUl98DSA" + TODAY_DATE + "len17shJDAIDB78334&Okk.53jfh"));
- assertTrue(PasswordValidation.validatePassword("dskjRUE3576&sj_88@mAyJun" + TODAY_DATE + "JUL47.1j6SB2nI7"));
- }
- @Test
- void largestBasicTest() {
- String randomDay = LocalDate.now().plusDays(2).format(DateTimeFormatter.ofPattern("yyyyMMdd"));
- assertTrue(PasswordValidation.validatePassword("TOdaY" + TODAY_DATE + ".feb29P6gwo@fahH"));
- assertTrue(PasswordValidation.validatePassword("h&ks-KlOCt" + TODAY_DATE + "#aai78Ho37M7M_lj73."));
- assertTrue(PasswordValidation.validatePassword(TODAY_DATE + "&jUN1.df487-ks228d43#hULP0@cb111baQ"));
- assertFalse(PasswordValidation.validatePassword("k17DiC9@P" + TODAY_DATE));
- assertFalse(PasswordValidation.validatePassword("hJAN" + TODAY_DATE + "&17a9"));
- assertFalse(PasswordValidation.validatePassword("p6NOv#L17" + TODAY_DATE));
- assertFalse(PasswordValidation.validatePassword("MyP@ssworD-67sAloU" + TODAY_DATE + "29o"));
- assertFalse(PasswordValidation.validatePassword("MyP@sswMAy-67sAlU" + TODAY_DATE + "29o"));
- assertFalse(PasswordValidation.validatePassword("Lol_sC_apR01" + TODAY_DATE + "nOp"));
- assertFalse(PasswordValidation.validatePassword(".SiL" + TODAY_DATE + "jUt7190lAUG2f27"));
- assertFalse(PasswordValidation.validatePassword("JupoJUN43.90-12plUSlenght31$h#1"));
- assertFalse(PasswordValidation.validatePassword("n0TC84nTeInmar.nn_" + randomDay + "poAl98712mQ"));
- }
- public static String generateRandomPass() {
- Random random = new Random();
- StringBuilder pass = new StringBuilder();
- int length = LENGTHS[random.nextInt(LENGTHS.length)];
- int month_pos = random.nextInt(length - 3);
- int date_pos = random.nextInt(length - 8);
- int length_pos = random.nextInt(length - 2);
- for (int i = 0; i < length; i++) {
- pass.append(CHARS.charAt(random.nextInt(CHARS.length())));
- if (i == month_pos) {
- pass.append(VALID_MONTHS[random.nextInt(VALID_MONTHS.length)]);
- i += 3;
- }
- if (i == length_pos) {
- pass.append(length);
- i += 2;
- }
- if (i == date_pos) {
- pass.append(TODAY_DATE);
- i += 8;
- }
- }
- return pass.toString();
- }
- public static boolean checkPass(String pass) {
- if (!Arrays.stream(PRIME_LENGTHS).anyMatch(n -> pass.length() == n)
- || !pass.contains(String.valueOf(pass.length()))
- || !pass.contains(TODAY_DATE)
- || !Arrays.stream(VALID_MONTHS).anyMatch(s -> pass.toLowerCase().contains(s))
- ~~|| pass.matches("[^A-Z]{3,}|[^a-z]+|[^-._@#$&]+|.*[-._@#$&][-._@#$&].*")~~
- || !pass.matches(("(.*[A-Z].*){3,}"))
- || !pass.matches("(.*[a-z].*){1,}")
- || !pass.matches("(.*[-._@#$&].*){1,}")
- || pass.matches(".*[-._@#$&][-._@#$&].*")
- || Arrays.stream(pass.split(""))
- .filter(s -> s.matches("[0-9]")).mapToInt(s -> Integer.valueOf(s)).sum() < 25) {
- return false;
- }
- return true;
- }
- @RepeatedTest(100)
- void randomTest() {
- String randomPass = generateRandomPass();
- assertEquals(checkPass(randomPass), PasswordValidation.validatePassword(randomPass));
- }
- }

ruben.fgvs.ruben.fg

The "Small" Password Game

Puzzles

Regular Expressions

Test Cases

Diff

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.Arrays;
import java.util.Random;

import org.junit.jupiter.api.RepeatedTest;
import org.junit.jupiter.api.Test;

class SolutionTest {
	// Today's date
	private static final String TODAY_DATE = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyyMMdd"));
	// String of all available characters
	private static final String CHARS = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz.-_@#$&0123456789";
	// Diminutive of the months
	private static final String[] VALID_MONTHS = { "jan", "feb", "mar", "apr", "may", "jun", "jul", "aug", "sep", "oct", "nov", "dec" };
	// List of all possible lengths. Prime numbers are more than once so they appear
	// more often
	private static final int[] LENGTHS = { 20, 21, 22, 23, 23, 23, 23, 23, 24, 25, 26, 27, 28, 29, 29, 29, 29, 29, 30,
			31, 31, 31, 31, 31, 32, 33, 34, 35, 36, 37, 37, 37, 37, 37, 38, 39, 40, 41, 41, 41, 41, 41, 42, 43, 43, 43,
			43, 43, 44, 45, 46, 47, 47, 47, 47, 47, 48, 49, 50 };

  @Test
  void basicTest() {
     assertFalse(PasswordValidation.validatePassword(""));
     assertTrue(PasswordValidation.validatePassword("pass73$OCT" + TODAY_DATE + "len23"));
     assertFalse(PasswordValidation.validatePassword("PASS73$OCT" + TODAY_DATE + "LEN23"));
     assertFalse(PasswordValidation.validatePassword("TOdaY" + TODAY_DATE + ".feb29P6g@#fahHl"));
     assertFalse(PasswordValidation.validatePassword("sib$dic&omonUl98DSA" + TODAY_DATE + "len17shJDAIDB78334&Okk.53jfh"));
     assertTrue(PasswordValidation.validatePassword("dskjRUE3576&sj_88@mAyJun" + TODAY_DATE + "JUL47.1j6SB2nI7"));
  }
  
  @Test
  void largestBasicTest() {
     String randomDay = LocalDate.now().plusDays(2).format(DateTimeFormatter.ofPattern("yyyyMMdd"));
     assertTrue(PasswordValidation.validatePassword("TOdaY" + TODAY_DATE + ".feb29P6gwo@fahH"));
     assertTrue(PasswordValidation.validatePassword("h&ks-KlOCt" + TODAY_DATE + "#aai78Ho37M7M_lj73."));
     assertTrue(PasswordValidation.validatePassword(TODAY_DATE + "&jUN1.df487-ks228d43#hULP0@cb111baQ"));
     assertFalse(PasswordValidation.validatePassword("k17DiC9@P" + TODAY_DATE));
     assertFalse(PasswordValidation.validatePassword("hJAN" + TODAY_DATE + "&17a9"));
     assertFalse(PasswordValidation.validatePassword("p6NOv#L17" + TODAY_DATE));
     assertFalse(PasswordValidation.validatePassword("MyP@ssworD-67sAloU" + TODAY_DATE + "29o"));
     assertFalse(PasswordValidation.validatePassword("MyP@sswMAy-67sAlU" + TODAY_DATE + "29o"));
     assertFalse(PasswordValidation.validatePassword("Lol_sC_apR01" + TODAY_DATE + "nOp"));
     assertFalse(PasswordValidation.validatePassword(".SiL" + TODAY_DATE + "jUt7190lAUG2f27"));
     assertFalse(PasswordValidation.validatePassword("JupoJUN43.90-12plUSlenght31$h#1"));
     assertFalse(PasswordValidation.validatePassword("n0TC84nTeInmar.nn_" + randomDay + "poAl98712mQ"));
   }
   
	public static String generateRandomPass() {
		Random random = new Random();
		StringBuilder pass = new StringBuilder();

		int length = LENGTHS[random.nextInt(LENGTHS.length)];

		int month_pos = random.nextInt(length - 3);
		int date_pos = random.nextInt(length);
		int length_pos = random.nextInt(length - 2);

		for (int i = 0; i < length; i++) {
			pass.append(CHARS.charAt(random.nextInt(CHARS.length())));
			if (i == month_pos) {
				pass.append(VALID_MONTHS[random.nextInt(VALID_MONTHS.length)]);
				i += 3;
			}
			if (i == length_pos) {
				pass.append(length);
				i += 2;
			}
			if (i == date_pos) {
				pass.append(TODAY_DATE);
				i += 8;
			}
		}
		return pass.toString();
	}

	public static boolean checkPass(String pass) {
		if (pass.length() < 20 | pass.length() > 50)
			return false;
		if (!isPrime(pass.length()))
			return false;
		if (!pass.contains(String.valueOf(pass.length())))
			return false;
		if (!pass.contains(TODAY_DATE))
			return false;
		if (!Arrays.stream(VALID_MONTHS).anyMatch(s -> pass.toLowerCase().contains(s)))
			return false;
		if (pass.matches("[A-Z]{0,2}|[^a-z]+|[^-._@#$&]+|.*[-._@#$&][-._@#$&].*"))
			return false;
		if (Arrays.stream(pass.split("")).filter(s -> s.matches("[0-9]")).mapToInt(s -> Integer.valueOf(s)).sum() < 25)
			return false;
		return true;
	}

	public static boolean isPrime(int n) {
		for (int i = 2; i <= Math.sqrt(n); i++) {
			if (n % i == 0)
				return false;
		}
		return true;
	}

	@RepeatedTest(100)
	void randomTest() {
		String randomPass = generateRandomPass();
		assertEquals(checkPass(randomPass), PasswordValidation.validatePassword(randomPass));
	}
}

- import org.junit.jupiter.api.Test;
- import static org.junit.jupiter.api.Assertions.assertEquals;
- import static org.junit.Assert.assertFalse;
- import static org.junit.Assert.assertTrue;
- import java.time.LocalDate;
- import java.time.format.DateTimeFormatter;
- import java.util.Arrays;
- import java.util.Random;
- import org.junit.jupiter.api.RepeatedTest;
- import org.junit.jupiter.api.Test;
- class SolutionTest {
- // Today's date
- private static final String TODAY_DATE = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyyMMdd"));
- // String of all available characters
- private static final String CHARS = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz.-_@#$&0123456789";
- // Diminutive of the months
- private static final String[] VALID_MONTHS = { "jan", "feb", "mar", "apr", "may", "jun", "jul", "aug", "sep", "oct", "nov", "dec" };
- // List of all possible lengths. Prime numbers are more than once so they appear
- // more often
- private static final int[] LENGTHS = { 20, 21, 22, 23, 23, 23, 23, 23, 24, 25, 26, 27, 28, 29, 29, 29, 29, 29, 30,
- 31, 31, 31, 31, 31, 32, 33, 34, 35, 36, 37, 37, 37, 37, 37, 38, 39, 40, 41, 41, 41, 41, 41, 42, 43, 43, 43,
- 43, 43, 44, 45, 46, 47, 47, 47, 47, 47, 48, 49, 50 };
- @Test
- void basicTest() {
- assertFalse(PasswordValidation.validatePassword(""));
- assertTrue(PasswordValidation.validatePassword("pass73$OCT" + TODAY_DATE + "len23"));
- assertFalse(PasswordValidation.validatePassword("PASS73$OCT" + TODAY_DATE + "LEN23"));
- assertFalse(PasswordValidation.validatePassword("TOdaY" + TODAY_DATE + ".feb29P6g@#fahHl"));
- assertFalse(PasswordValidation.validatePassword("sib$dic&omonUl98DSA" + TODAY_DATE + "len17shJDAIDB78334&Okk.53jfh"));
- assertTrue(PasswordValidation.validatePassword("dskjRUE3576&sj_88@mAyJun" + TODAY_DATE + "JUL47.1j6SB2nI7"));
- }
- @Test
- void largestBasicTest() {
- String randomDay = LocalDate.now().plusDays(2).format(DateTimeFormatter.ofPattern("yyyyMMdd"));
- assertTrue(PasswordValidation.validatePassword("TOdaY" + TODAY_DATE + ".feb29P6gwo@fahH"));
- assertTrue(PasswordValidation.validatePassword("h&ks-KlOCt" + TODAY_DATE + "#aai78Ho37M7M_lj73."));
- assertTrue(PasswordValidation.validatePassword(TODAY_DATE + "&jUN1.df487-ks228d43#hULP0@cb111baQ"));
- assertFalse(PasswordValidation.validatePassword("k17DiC9@P" + TODAY_DATE));
- assertFalse(PasswordValidation.validatePassword("hJAN" + TODAY_DATE + "&17a9"));
- assertFalse(PasswordValidation.validatePassword("p6NOv#L17" + TODAY_DATE));
- assertFalse(PasswordValidation.validatePassword("MyP@ssworD-67sAloU" + TODAY_DATE + "29o"));
- assertFalse(PasswordValidation.validatePassword("MyP@sswMAy-67sAlU" + TODAY_DATE + "29o"));
- assertFalse(PasswordValidation.validatePassword("Lol_sC_apR01" + TODAY_DATE + "nOp"));
- assertFalse(PasswordValidation.validatePassword(".SiL" + TODAY_DATE + "jUt7190lAUG2f27"));
- assertFalse(PasswordValidation.validatePassword("JupoJUN43.90-12plUSlenght31$h#1"));
- assertFalse(PasswordValidation.validatePassword("n0TC84nTeInmar.nn_" + randomDay + "poAl98712mQ"));
- }
- public static String generateRandomPass() {
- Random random = new Random();
- StringBuilder pass = new StringBuilder();
- int length = LENGTHS[random.nextInt(LENGTHS.length)];
- ~~for (int i = 0; i < length; i++) {~~
- ~~int position = random.nextInt(4);~~
- ~~switch (position) {~~
- case 0 -> pass.append(CHARS.charAt(random.nextInt(CHARS.length())));
- ~~case 1 -> {~~
- int monthIndex = random.nextInt(VALID_MONTHS.length);
- pass.append(VALID_MONTHS[monthIndex]);
- ~~i += 2;~~
- }
- ~~case 2 -> {~~
- ~~pass.append(length);~~
- ~~i++;~~
- }
- ~~case 3 ->{~~
- ~~pass.append(TODAY_DATE);~~
- ~~i += 7;~~
- }
- }
- }
- ~~return pass.toString();~~
- int month_pos = random.nextInt(length - 3);
- int date_pos = random.nextInt(length);
- int length_pos = random.nextInt(length - 2);
- for (int i = 0; i < length; i++) {
- pass.append(CHARS.charAt(random.nextInt(CHARS.length())));
- if (i == month_pos) {
- pass.append(VALID_MONTHS[random.nextInt(VALID_MONTHS.length)]);
- i += 3;
- }
- if (i == length_pos) {
- pass.append(length);
- i += 2;
- }
- if (i == date_pos) {
- pass.append(TODAY_DATE);
- i += 8;
- }
- }
- return pass.toString();
- }
- public static boolean checkPass(String pass) {
- if (pass.length() < 20 | pass.length() > 50)
- return false;
- if (!isPrime(pass.length()))
- return false;
- if (!pass.contains(String.valueOf(pass.length())))
- return false;
- if (!pass.contains(TODAY_DATE))
- return false;
- if (!Arrays.stream(VALID_MONTHS).anyMatch(s -> pass.toLowerCase().contains(s)))
- return false;
- if (pass.matches("[A-Z]{0,2}|[^a-z]+|[^-._@#$&]+|.*[-._@#$&][-._@#$&].*"))
- return false;
- if (Arrays.stream(pass.split("")).filter(s -> s.matches("[0-9]")).mapToInt(s -> Integer.valueOf(s)).sum() < 25)
- return false;
- return true;
- }
- public static boolean isPrime(int n) {
- for (int i = 2; i <= Math.sqrt(n); i++) {
- if (n % i == 0)
- return false;
- }
- return true;
- }
- @RepeatedTest(100)
- void randomTest() {
- String randomPass = generateRandomPass();
- assertEquals(checkPass(randomPass), PasswordValidation.validatePassword(randomPass));
- }
- }

ruben.fgvs.nathaly.eo

The "Small" Password Game

Puzzles

Regular Expressions

Code

Diff

import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.Arrays;

public class PasswordValidation {
  
    private static final String TODAY_DATE = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyyMMdd"));
	  private static final String[] VALID_MONTHS = { "jan", "feb", "mar", "apr", "may", "jun", "jul", "aug", "sep", "oct",
			"nov", "dec" };
  
  public static boolean validatePassword(String password) {       
    if (password.length() < 20 | password.length() > 50)
			return false;
		if (!isPrime(password.length()))
			return false;
		if (!password.contains(String.valueOf(password.length())))
			return false;
		if (!password.contains(TODAY_DATE))
			return false;
		if (!Arrays.stream(VALID_MONTHS).anyMatch(s -> password.toLowerCase().contains(s)))
			return false;
		if (password.matches("[A-Z]{0,2}|[^a-z]+|[^-._@#$&]+|.*[-._@#$&][-._@#$&].*"))
			return false;
		if (Arrays.stream(password.split("")).filter(s -> s.matches("[0-9]")).mapToInt(s -> Integer.valueOf(s)).sum() < 25)
			return false;
		return true;
  }
  
  public static boolean isPrime(int n) {
		for (int i = 2; i <= Math.sqrt(n); i++) {
			if (n % i == 0)
				return false;
		}
		return true;
	}
  
}

- import java.time.LocalDate;
- import java.time.format.DateTimeFormatter;
- import java.util.Arrays;
- public class PasswordValidation {
- private static final String TODAY_DATE = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyyMMdd"));
- private static final String[] VALID_MONTHS = { "jan", "feb", "mar", "apr", "may", "jun", "jul", "aug", "sep", "oct",
- "nov", "dec" };
- ~~public static boolean validatePassword(String password) {~~
- public static boolean validatePassword(String password) {
- if (password.length() < 20 | password.length() > 50)
- return false;
- if (!isPrime(password.length()))
- return false;
- if (!password.contains(String.valueOf(password.length())))
- return false;
- if (!password.contains(TODAY_DATE))
- return false;
- if (!Arrays.stream(VALID_MONTHS).anyMatch(s -> password.toLowerCase().contains(s)))
- return false;
- if (password.matches("[A-Z]{0,2}|[^a-z]+|[^-._@#$&]+|.*[-._@#$&][-._@#$&].*"))
- return false;
- if (Arrays.stream(password.split("")).filter(s -> s.matches("[0-9]")).mapToInt(s -> Integer.valueOf(s)).sum() < 25)
- return false;
- return true;
- }
- public static boolean isPrime(int n) {
- for (int i = 2; i <= Math.sqrt(n); i++) {
- if (n % i == 0)
- return false;
- }
- return true;
- }
- }

The "Small" Password Game

The "Small" Password Game

The "Small" Password Game

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