Example usage for org.apache.commons.lang.math RandomUtils nextLong

Introduction

In this page you can find the example usage for org.apache.commons.lang.math RandomUtils nextLong.

Prototype

public static long nextLong()

Source Link

Document

Returns the next pseudorandom, uniformly distributed long value from the Math.random() sequence.

Usage

From source file:com.ms.commons.test.tool.UnitTestTools.java

public static Long nextLong() {
    return Math.abs(RandomUtils.nextLong());
}

From source file:com.github.pmerienne.cf.recommendation.TopKItemsTest.java

@Test
public void should_not_exceed_max_size() {
    // Given/*from   www.  j a  v a2  s . co  m*/
    int maxSize = 10;
    TopKItems topKItems = new TopKItems(maxSize);
    for (int i = 0; i < maxSize * 2; i++) {
        topKItems.add(new Recommendation(RandomUtils.nextLong(), RandomUtils.nextDouble()));
    }

    // When
    topKItems.ensureSize();

    // Then
    assertThat(topKItems.size()).isLessThanOrEqualTo(maxSize);
}

From source file:info.archinnov.achilles.test.builders.UserTestBuilder.java

public UserTestBuilder randomId() {
    this.id = RandomUtils.nextLong();
    return this;
}

From source file:info.archinnov.achilles.test.builders.TweetTestBuilder.java

public TweetTestBuilder randomId() {
    this.id = new UUID(RandomUtils.nextLong(), RandomUtils.nextLong());
    return this;
}

From source file:com.knewton.mapreduce.util.RandomStudentEventGenerator.java

/**
 * Generates a random long used in ids./*from  ww w  . j a v  a2  s  . c o m*/
 *
 * @return A random ID
 */
public static long getRandomId() {
    return RandomUtils.nextLong() + 1;
}

From source file:info.archinnov.achilles.test.integration.tests.ValuelessEntityIT.java

@Test
public void should_persist_and_find() throws Exception {
    Long id = RandomUtils.nextLong();
    ValuelessEntity entity = new ValuelessEntity(id);

    manager.persist(entity);//from  ww w.  j  av a2s. com

    ValuelessEntity found = manager.find(ValuelessEntity.class, id);

    assertThat(found).isNotNull();
}

From source file:info.archinnov.achilles.junit.AchillesThriftResourceBuilderTest.java

@Test
public void should_bootstrap_embedded_server_and_entity_manager() throws Exception {

    Long id = RandomUtils.nextLong();
    manager.persist(new User(id, "fn", "ln"));
    assertThat(manager.find(User.class, id)).isNotNull();
    manager.removeById(User.class, id);
    assertThat(manager.find(User.class, id)).isNull();
}

From source file:com.github.pmerienne.cf.recommendation.TopKItemsTest.java

@Test
public void should_sort_recommendations() {
    // Given/*from   w w w.j a v a2  s  .c  o m*/
    int maxSize = 10;

    // When
    TopKItems topKItems = new TopKItems(maxSize);
    for (int i = 0; i < maxSize; i++) {
        topKItems.add(new Recommendation(RandomUtils.nextLong(), RandomUtils.nextDouble()));
    }

    // Then
    double previousScore = Double.MAX_VALUE;
    for (Recommendation recommendation : topKItems) {
        assertThat(recommendation.getScore()).isLessThan(previousScore);
        previousScore = recommendation.getScore();
    }
}

From source file:info.archinnov.achilles.test.integration.tests.SupportedTypesIT.java

@Test
public void should_persist_and_find_all_types() throws Exception {
    // Given//from w w w .j av a2 s  .c  o m
    Long id = RandomUtils.nextLong();
    byte[] bytes = "toto".getBytes(Charsets.UTF_8);
    Date now = new Date();
    InetAddress inetAddress = InetAddresses.forString("192.168.0.1");

    EntityWithAllTypes entity = new EntityWithAllTypes();
    entity.setId(id);

    entity.setPrimitiveByte((byte) 7);
    entity.setObjectByte((byte) 7);
    entity.setByteArray(bytes);
    entity.setByteBuffer(ByteBuffer.wrap(bytes));

    entity.setPrimitiveBool(true);
    entity.setObjectBool(true);

    entity.setDate(now);

    entity.setPrimitiveDouble(1.0d);
    entity.setObjectDouble(1.0d);
    entity.setBigDecimal(new BigDecimal(1.11));

    entity.setPrimitiveFloat(1.0f);
    entity.setObjectFloat(1.0f);

    entity.setInetAddress(inetAddress);

    entity.setBigInt(new BigInteger("10"));
    entity.setPrimitiveInt(10);
    entity.setObjectInt(10);

    entity.setPrimitiveLong(10L);

    // When
    manager.persist(entity);
    EntityWithAllTypes found = manager.find(EntityWithAllTypes.class, id);

    // Then
    assertThat(found.getPrimitiveByte()).isEqualTo((byte) 7);
    assertThat(found.getObjectByte()).isEqualTo((byte) 7);
    assertThat(found.getByteArray()).isEqualTo(bytes);
    assertThat(found.getByteBuffer()).isEqualTo(ByteBuffer.wrap(bytes));

    assertThat(found.isPrimitiveBool()).isTrue();
    assertThat(found.getObjectBool()).isTrue();

    assertThat(found.getDate()).isEqualTo(now);

    assertThat(found.getPrimitiveDouble()).isEqualTo(1.0d);
    assertThat(found.getObjectDouble()).isEqualTo(1.0d);
    assertThat(found.getBigDecimal()).isEqualTo(new BigDecimal(1.11));

    assertThat(found.getPrimitiveFloat()).isEqualTo(1.0f);
    assertThat(found.getObjectFloat()).isEqualTo(1.0f);

    assertThat(found.getInetAddress()).isEqualTo(inetAddress);

    assertThat(found.getBigInt()).isEqualTo(new BigInteger("10"));
    assertThat(found.getPrimitiveInt()).isEqualTo(10);
    assertThat(found.getObjectInt()).isEqualTo(10);

    assertThat(found.getPrimitiveLong()).isEqualTo(10L);
}

From source file:info.archinnov.achilles.junit.AchillesCQLResourceBuilderTest.java

@Test
public void should_bootstrap_embedded_server_and_entity_manager() throws Exception {

    Long id = RandomUtils.nextLong();
    manager.persist(new User(id, "fn", "ln"));

    Row row = session.execute("SELECT * FROM User WHERE id=" + id).one();

    assertThat(row).isNotNull();/*from www .j a v a  2 s  . c o m*/

    assertThat(row.getString("firstname")).isEqualTo("fn");
    assertThat(row.getString("lastname")).isEqualTo("ln");
}