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BAEL-1889 - Let's move the Java Number articles into a new module (#4619)

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* BAEL-1849 - Convert from String to Date in Java

* BAEL-1863 - Calling Callbacks with Mockito

* BAEL-1889 - Let's move the Java Number articles into a new module

* BAEL-1889 - Let's move the Java Number articles into a new module
This commit is contained in:
Jonathan Cook
2018-07-14 15:00:37 +02:00
committed by Grzegorz Piwowarek
parent de2afd7da8
commit b44883b364
41 changed files with 380 additions and 188 deletions
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algorithms/src/test/java/com/baeldung/algorithms/pairsaddupnumber/DifferentPairsUnitTest.java
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package com.baeldung.algorithms.pairsaddupnumber;
import org.junit.Test;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
public class DifferentPairsUnitTest {
/* All different pairs */
@Test
public void whenTraditionalLoop_thenReturnAllDifferentPairs() {
/* Data */
final int[] input = {2, 4, 3, 3, 8};
final int sum = 6;
/* Call service */
final List<Integer> pairs = DifferentPairs.findPairsWithForLoop(input, sum);
/* Check results */
assertThat(pairs).hasSize(2).contains(4,3).doesNotContain(8);
}
@Test
public void whenStreamApi_thenReturnAllDifferentPairs() {
/* Data */
final int[] input = {2, 4, 3, 3, 8};
final int sum = 6;
/* Call service */
final List<Integer> pairs = DifferentPairs.findPairsWithStreamApi(input, sum);
/* Check results */
assertNotNull(pairs);
assertEquals(pairs.size(),2);
assertEquals(pairs.get(0), new Integer(4));
assertThat(pairs).hasSize(2).contains(4,3).doesNotContain(8);
}
}
algorithms/src/test/java/com/baeldung/algorithms/pairsaddupnumber/ExistingPairsUnitTest.java
-34
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@@ -1,34 +0,0 @@
package com.baeldung.algorithms.pairsaddupnumber;
import org.junit.Test;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
public class ExistingPairsUnitTest {
/* All existing pairs */
@Test
public void whenTraditionalLoop_thenReturnAllExistingPairs() {
/* Data */
final int[] input = {2, 4, 3, 3, 8};
final int sum = 6;
/* Call service */
final List<Integer> pairs = ExistingPairs.findPairsWithForLoop(input, sum);
/* Check results */
assertThat(pairs).hasSize(4).contains(2,4,3,3).doesNotContain(8);
}
@Test
public void whenStreamApi_thenReturnAllExistingPairs() {
/* Data */
final int[] input = {2, 4, 3, 3, 8};
final int sum = 6;
/* Call service */
final List<Integer> pairs = ExistingPairs.findPairsWithStreamApi(input, sum);
/* Check results */
assertThat(pairs).hasSize(4).contains(2,4,3,3).doesNotContain(8);
}
}
algorithms/src/test/java/com/baeldung/algorithms/prime/PrimeGeneratorUnitTest.java
-28
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@@ -1,28 +0,0 @@
package com.baeldung.algorithms.prime;
import static com.baeldung.algorithms.prime.PrimeGenerator.*;
import java.util.Arrays;
import java.util.List;
import org.junit.Test;
import static org.junit.Assert.*;
public class PrimeGeneratorUnitTest {
@Test
public void whenBruteForced_returnsSuccessfully() {
final List<Integer> primeNumbers = primeNumbersBruteForce(20);
assertEquals(Arrays.asList(new Integer[] { 2, 3, 5, 7, 11, 13, 17, 19 }), primeNumbers);
}
@Test
public void whenOptimized_returnsSuccessfully() {
final List<Integer> primeNumbers = primeNumbersTill(20);
assertEquals(Arrays.asList(new Integer[] { 2, 3, 5, 7, 11, 13, 17, 19 }), primeNumbers);
}
@Test
public void whenSieveOfEratosthenes_returnsSuccessfully() {
final List<Integer> primeNumbers = sieveOfEratosthenes(20);
assertEquals(Arrays.asList(new Integer[] { 2, 3, 5, 7, 11, 13, 17, 19 }), primeNumbers);
}
}
algorithms/src/test/java/com/baeldung/algorithms/primechecker/PrimeCheckerUnitTest.java
-69
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@@ -1,69 +0,0 @@
package com.baeldung.algorithms.primechecker;
import org.junit.Test;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class PrimeCheckerUnitTest {
private final BigIntegerPrimeChecker primeChecker = new BigIntegerPrimeChecker();
@Test
public void whenCheckIsPrime_thenTrue(){
assertTrue(primeChecker.isPrime(13l));
assertTrue(primeChecker.isPrime(1009L));
assertTrue(primeChecker.isPrime(74207281L));
}
@Test
public void whenCheckIsPrime_thenFalse(){
assertTrue(!primeChecker.isPrime(50L));
assertTrue(!primeChecker.isPrime(1001L));
assertTrue(!primeChecker.isPrime(74207282L));
}
private final BruteForcePrimeChecker bfPrimeChecker = new BruteForcePrimeChecker();
@Test
public void whenBFCheckIsPrime_thenTrue(){
assertTrue(bfPrimeChecker.isPrime(13));
assertTrue(bfPrimeChecker.isPrime(1009));
}
@Test
public void whenBFCheckIsPrime_thenFalse(){
assertFalse(bfPrimeChecker.isPrime(50));
assertFalse(bfPrimeChecker.isPrime(1001));
}
private final OptimisedPrimeChecker optimisedPrimeChecker = new OptimisedPrimeChecker();
@Test
public void whenOptCheckIsPrime_thenTrue(){
assertTrue(optimisedPrimeChecker.isPrime(13));
assertTrue(optimisedPrimeChecker.isPrime(1009));
}
@Test
public void whenOptCheckIsPrime_thenFalse(){
assertFalse(optimisedPrimeChecker.isPrime(50));
assertFalse(optimisedPrimeChecker.isPrime(1001));
}
private final PrimesPrimeChecker primesPrimeChecker = new PrimesPrimeChecker();
@Test
public void whenPrimesCheckIsPrime_thenTrue() {
assertTrue(primesPrimeChecker.isPrime(13));
assertTrue(primesPrimeChecker.isPrime(1009));
}
@Test
public void whenPrimesCheckIsPrime_thenFalse() {
assertFalse(primesPrimeChecker.isPrime(50));
assertFalse(primesPrimeChecker.isPrime(1001));
}
}