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BAEL-3678 - Moving from java-numbers-2 to java-numbers-3 (#8521)

This commit is contained in:
aitorcuesta 2020-01-13 18:26:57 +01:00 committed by maibin
parent e10dc3cb9a
commit 4697561c51
4 changed files with 40 additions and 8 deletions
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5
java-numbers-2/pom.xml
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@ -21,11 +21,6 @@
<artifactId>jmh-generator-annprocess</artifactId>
<version>${jmh-generator.version}</version>
</dependency>
<dependency>
<groupId>it.unimi.dsi</groupId>
<artifactId>dsiutils</artifactId>
<version>2.6.0</version>
</dependency>
</dependencies>
<build>

8
java-numbers-3/pom.xml
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@ -12,6 +12,14 @@
<version>0.0.1-SNAPSHOT</version>
<relativePath>../parent-java</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>it.unimi.dsi</groupId>
<artifactId>dsiutils</artifactId>
<version>2.6.0</version>
</dependency>
</dependencies>
<build>
<finalName>java-numbers-3</finalName>

12
java-numbers-2/src/main/java/com/baeldung/randomnumbers/RandomNumbersGenerator.java → java-numbers-3/src/main/java/com/baeldung/randomnumbers/RandomNumbersGenerator.java
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@ -70,12 +70,24 @@ public class RandomNumbersGenerator {
return randomWithSplittableRandom;
}
public IntStream generateRandomWithSplittableRandomLimitedIntStreamWithinARange(int min, int max, long streamSize) {
SplittableRandom splittableRandom = new SplittableRandom();
IntStream limitedIntStreamWithinARangeWithSplittableRandom = splittableRandom.ints(streamSize, min, max);
return limitedIntStreamWithinARangeWithSplittableRandom;
}
public Integer generateRandomWithSecureRandom() {
SecureRandom secureRandom = new SecureRandom();
int randomWithSecureRandom = secureRandom.nextInt();
return randomWithSecureRandom;
}
public Integer generateRandomWithSecureRandomWithinARange(int min, int max) {
SecureRandom secureRandom = new SecureRandom();
int randomWithSecureRandomWithinARange = secureRandom.nextInt(max - min) + min;
return randomWithSecureRandomWithinARange;
}
public Integer generateRandomWithRandomDataGenerator(int min, int max) {
RandomDataGenerator randomDataGenerator = new RandomDataGenerator();
int randomWithRandomDataGenerator = randomDataGenerator.nextInt(min, max);

23
java-numbers-2/src/test/java/com/baeldung/randomnumbers/RandomNumbersGeneratorUnitTest.java → java-numbers-3/src/test/java/com/baeldung/randomnumbers/RandomNumbersGeneratorUnitTest.java
View File

@ -11,6 +11,7 @@ public class RandomNumbersGeneratorUnitTest {
private static final int MIN_RANGE = 1;
private static final int MAX_RANGE = 10;
private static final int MIN_RANGE_NEGATIVE = -10;
private static final int ITERATIONS = 50;
private static final long STREAM_SIZE = 50;
@ -19,7 +20,7 @@ public class RandomNumbersGeneratorUnitTest {
RandomNumbersGenerator generator = new RandomNumbersGenerator();
for (int i = 0; i < ITERATIONS; i++) {
int randomNumer = generator.generateRandomWithMathRandom(MIN_RANGE, MAX_RANGE);
assertTrue(isInRange(randomNumer, Integer.MIN_VALUE, Integer.MAX_VALUE));
assertTrue(isInRange(randomNumer, MIN_RANGE, MAX_RANGE));
}
}
@ -97,10 +98,17 @@ public class RandomNumbersGeneratorUnitTest {
public void whenGenerateRandomWithSplittableRandom_returnsSuccessfully() {
RandomNumbersGenerator generator = new RandomNumbersGenerator();
for (int i = 0; i < ITERATIONS; i++) {
int randomNumber = generator.generateRandomWithSplittableRandom(MIN_RANGE, MAX_RANGE);
assertTrue(isInRange(randomNumber, MIN_RANGE, MAX_RANGE));
int randomNumber = generator.generateRandomWithSplittableRandom(MIN_RANGE_NEGATIVE, MAX_RANGE);
assertTrue(isInRange(randomNumber, MIN_RANGE_NEGATIVE, MAX_RANGE));
}
}
@Test
public void whenGenerateRandomWithSplittableRandomLimitedIntStreamWithinARange_returnsSuccessfully() {
RandomNumbersGenerator generator = new RandomNumbersGenerator();
generator.generateRandomWithSplittableRandomLimitedIntStreamWithinARange(MIN_RANGE, MAX_RANGE, STREAM_SIZE)
.forEach(randomNumber -> assertTrue(isInRange(randomNumber, MIN_RANGE, MAX_RANGE)));
}
@Test
public void whenGenerateRandomWithSecureRandom_returnsSuccessfully() {
@ -110,6 +118,15 @@ public class RandomNumbersGeneratorUnitTest {
assertTrue(isInRange(randomNumber, Integer.MIN_VALUE, Integer.MAX_VALUE));
}
}
@Test
public void whenGenerateRandomWithSecureRandomWithinARange_returnsSuccessfully() {
RandomNumbersGenerator generator = new RandomNumbersGenerator();
for (int i = 0; i < ITERATIONS; i++) {
int randomNumber = generator.generateRandomWithSecureRandomWithinARange(MIN_RANGE, MAX_RANGE);
assertTrue(isInRange(randomNumber, MIN_RANGE, MAX_RANGE));
}
}
@Test
public void whenGenerateRandomWithRandomDataGenerator_returnsSuccessfully() {