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minor cleanup

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This commit is contained in:
Eugen Paraschiv 2018-08-30 20:36:27 +03:00
parent 5deb5311f8
commit 201d616c6b
4 changed files with 23 additions and 36 deletions
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15
core-java-8/src/test/java/com/baeldung/nullsafecollectionstreams/NullSafeCollectionStreamsUsingJava8OptionalContainerUnitTest.java
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@ -5,25 +5,22 @@
*/ */
package com.baeldung.nullsafecollectionstreams; package com.baeldung.nullsafecollectionstreams;
import static org.junit.Assert.assertEquals;
import java.util.Arrays; import java.util.Arrays;
import java.util.Collection; import java.util.Collection;
import java.util.Iterator; import java.util.Iterator;
import java.util.stream.Stream; import java.util.stream.Stream;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test; import org.junit.Test;
import static org.junit.Assert.*;
/** /**
* *
* @author Kwaje Anthony <kwajeanthony@gmail.com> * @author Kwaje Anthony <kwajeanthony@gmail.com>
*/ */
public class NullSafeCollectionStreamsUsingJava8OptionalContainerUnitTest { public class NullSafeCollectionStreamsUsingJava8OptionalContainerUnitTest {
private final NullSafeCollectionStreamsUsingJava8OptionalContainer instance = private final NullSafeCollectionStreamsUsingJava8OptionalContainer instance = new NullSafeCollectionStreamsUsingJava8OptionalContainer();
new NullSafeCollectionStreamsUsingJava8OptionalContainer();
@Test @Test
public void whenCollectionIsNull_thenExpectAnEmptyStream() { public void whenCollectionIsNull_thenExpectAnEmptyStream() {
@ -49,5 +46,5 @@ public class NullSafeCollectionStreamsUsingJava8OptionalContainerUnitTest {
assertEquals(iter1.next(), iter2.next()); assertEquals(iter1.next(), iter2.next());
assert !iter1.hasNext() && !iter2.hasNext(); assert !iter1.hasNext() && !iter2.hasNext();
} }
} }

3
core-java-8/src/test/java/com/baeldung/util/CurrentDateTimeUnitTest.java
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@ -1,7 +1,6 @@
package com.baeldung.util; package com.baeldung.util;
import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.time.Clock; import java.time.Clock;
import java.time.Instant; import java.time.Instant;
@ -10,8 +9,6 @@ import java.time.LocalTime;
import java.time.ZoneId; import java.time.ZoneId;
import java.time.temporal.ChronoField; import java.time.temporal.ChronoField;
import org.joda.time.DateTime;
import org.joda.time.DateTimeUtils;
import org.junit.Test; import org.junit.Test;
public class CurrentDateTimeUnitTest { public class CurrentDateTimeUnitTest {

23
java-streams/pom.xml
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@ -1,7 +1,6 @@
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion> <modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>java-streams</artifactId> <artifactId>java-streams</artifactId>
<version>0.1.0-SNAPSHOT</version> <version>0.1.0-SNAPSHOT</version>
<packaging>jar</packaging> <packaging>jar</packaging>
@ -15,17 +14,17 @@
</parent> </parent>
<dependencies> <dependencies>
<!-- https://mvnrepository.com/artifact/org.openjdk.jmh/jmh-core --> <!-- https://mvnrepository.com/artifact/org.openjdk.jmh/jmh-core -->
<dependency> <dependency>
<groupId>org.openjdk.jmh</groupId> <groupId>org.openjdk.jmh</groupId>
<artifactId>jmh-core</artifactId> <artifactId>jmh-core</artifactId>
<version>${jmh.version}</version> <version>${jmh.version}</version>
</dependency> </dependency>
<dependency> <dependency>
<groupId>org.openjdk.jmh</groupId> <groupId>org.openjdk.jmh</groupId>
<artifactId>jmh-generator-annprocess</artifactId> <artifactId>jmh-generator-annprocess</artifactId>
<version>${jmh.version}</version> <version>${jmh.version}</version>
<scope>provided</scope> <scope>provided</scope>
</dependency> </dependency>
<dependency> <dependency>
<groupId>org.apache.commons</groupId> <groupId>org.apache.commons</groupId>

18
java-streams/src/test/java/com/baeldung/stream/PrimitiveStreamsUnitTest.java
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@ -1,15 +1,14 @@
package com.baeldung.stream; package com.baeldung.stream;
import org.junit.Test; import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.util.Arrays;
import java.util.List; import java.util.List;
import java.util.stream.Collectors; import java.util.stream.Collectors;
import java.util.stream.IntStream; import java.util.stream.IntStream;
import java.util.stream.Stream; import java.util.stream.Stream;
import static org.junit.Assert.assertEquals; import org.junit.Test;
import static org.junit.Assert.assertTrue;
public class PrimitiveStreamsUnitTest { public class PrimitiveStreamsUnitTest {
@ -17,7 +16,7 @@ public class PrimitiveStreamsUnitTest {
@Test @Test
public void givenAnArrayOfIntegersWhenMinIsCalledThenCorrectMinIsReturned() { public void givenAnArrayOfIntegersWhenMinIsCalledThenCorrectMinIsReturned() {
int[] integers = new int[] {20, 98, 12, 7, 35}; int[] integers = new int[] { 20, 98, 12, 7, 35 };
int min = streams.min(integers); // returns 7 int min = streams.min(integers); // returns 7
assertEquals(7, min); assertEquals(7, min);
@ -66,19 +65,14 @@ public class PrimitiveStreamsUnitTest {
@Test @Test
public void givenAnArrayWhenSumIsCalledThenTheCorrectSumIsReturned() { public void givenAnArrayWhenSumIsCalledThenTheCorrectSumIsReturned() {
int sum = Stream.of(33,45) int sum = Stream.of(33, 45).mapToInt(i -> i).sum();
.mapToInt(i -> i)
.sum();
assertEquals(78, sum); assertEquals(78, sum);
} }
@Test @Test
public void givenAnIntStreamThenGetTheEvenIntegers() { public void givenAnIntStreamThenGetTheEvenIntegers() {
List<Integer> evenInts = IntStream.rangeClosed(1, 10) List<Integer> evenInts = IntStream.rangeClosed(1, 10).filter(i -> i % 2 == 0).boxed().collect(Collectors.toList());
.filter(i -> i % 2 == 0)
.boxed()
.collect(Collectors.toList());
List<Integer> expected = IntStream.of(2, 4, 6, 8, 10).boxed().collect(Collectors.toList()); List<Integer> expected = IntStream.of(2, 4, 6, 8, 10).boxed().collect(Collectors.toList());