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Split or move java-collections-conversions module

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This commit is contained in:
catalin-burcea
2019-10-22 16:53:16 +03:00
parent 621d4629e8
commit c43f5a542e
11 changed files with 70 additions and 16 deletions
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4
java-collections-conversions/src/test/java/com/baeldung/convertcollectiontoarraylist/FooUnitTest.java → java-collections-conversions/src/test/java/com/baeldung/convertcollectiontoarraylist/CollectionToArrayListUnitTest.java
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@@ -14,10 +14,10 @@ import static org.junit.Assert.*;
*
* @author chris
*/
public class FooUnitTest {
public class CollectionToArrayListUnitTest {
private static Collection<Foo> srcCollection = new HashSet<>();
public FooUnitTest() {
public CollectionToArrayListUnitTest() {
}
@BeforeClass

2
java-collections-conversions/src/test/java/com/baeldung/convert/iteratortolist/ConvertIteratorToListServiceUnitTest.java → java-collections-conversions/src/test/java/com/baeldung/convertiteratortolist/ConvertIteratorToListServiceUnitTest.java
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@@ -1,4 +1,4 @@
package com.baeldung.convert.iteratortolist;
package com.baeldung.convertiteratortolist;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.collection.IsCollectionWithSize.hasSize;

2
java-collections-conversions/src/test/java/com/baeldung/convertlisttomap/ConvertListWithDiplicatedIdToMapServiceUnitTest.java → java-collections-conversions/src/test/java/com/baeldung/convertlisttomap/ConvertListWithDuplicatedIdToMapServiceUnitTest.java
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@@ -11,7 +11,7 @@ import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.hasItem;
import static org.hamcrest.Matchers.hasSize;
public class ConvertListWithDiplicatedIdToMapServiceUnitTest {
public class ConvertListWithDuplicatedIdToMapServiceUnitTest {
List<Animal> duplicatedIdList;
private ConvertListToMapService convertListService = new ConvertListToMapService();

2
java-collections-conversions/src/test/java/org/baeldung/java/collections/JavaCollectionConversionUnitTest.java → java-collections-conversions/src/test/java/com/baeldung/java/collections/JavaCollectionConversionUnitTest.java
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@@ -1,4 +1,4 @@
package org.baeldung.java.collections;
package com.baeldung.java.collections;
import java.util.ArrayList;
import java.util.Arrays;

4
java-collections-conversions/src/test/java/org/baeldung/java/lists/ListToSTring.java → java-collections-conversions/src/test/java/com/baeldung/java/lists/ListToStringUnitTest.java
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@@ -1,4 +1,4 @@
package org.baeldung.java.lists;
package com.baeldung.java.lists;
import java.util.Arrays;
import java.util.List;
@@ -7,7 +7,7 @@ import java.util.stream.Collectors;
import org.apache.commons.lang3.StringUtils;
import org.junit.Test;
public class ListToSTring {
public class ListToStringUnitTest {
@Test
public void whenListToString_thenPrintDefault() {

136
java-collections-conversions/src/test/java/org/baeldung/convertarraytostring/ArrayToStringUnitTest.java
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@@ -1,136 +0,0 @@
package org.baeldung.convertarraytostring;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;
import org.apache.commons.lang3.StringUtils;
import org.junit.Test;
import com.google.common.base.Joiner;
import com.google.common.base.Splitter;
import static org.hamcrest.CoreMatchers.instanceOf;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.junit.Assert.assertEquals;
public class ArrayToStringUnitTest {
// convert with Java
@Test
public void givenAStringArray_whenConvertBeforeJava8_thenReturnString() {
String[] strArray = { "Convert", "Array", "With", "Java" };
StringBuilder stringBuilder = new StringBuilder();
for (int i = 0; i < strArray.length; i++) {
stringBuilder.append(strArray[i]);
}
String joinedString = stringBuilder.toString();
assertThat(joinedString, instanceOf(String.class));
assertEquals("ConvertArrayWithJava", joinedString);
}
@Test
public void givenAString_whenConvertBeforeJava8_thenReturnStringArray() {
String input = "lorem ipsum dolor sit amet";
String[] strArray = input.split(" ");
assertThat(strArray, instanceOf(String[].class));
assertEquals(5, strArray.length);
input = "loremipsum";
strArray = input.split("");
assertThat(strArray, instanceOf(String[].class));
assertEquals(10, strArray.length);
}
@Test
public void givenAnIntArray_whenConvertBeforeJava8_thenReturnString() {
int[] strArray = { 1, 2, 3, 4, 5 };
StringBuilder stringBuilder = new StringBuilder();
for (int i = 0; i < strArray.length; i++) {
stringBuilder.append(Integer.valueOf(strArray[i]));
}
String joinedString = stringBuilder.toString();
assertThat(joinedString, instanceOf(String.class));
assertEquals("12345", joinedString);
}
// convert with Java Stream API
@Test
public void givenAStringArray_whenConvertWithJavaStream_thenReturnString() {
String[] strArray = { "Convert", "With", "Java", "Streams" };
String joinedString = Arrays.stream(strArray)
.collect(Collectors.joining());
assertThat(joinedString, instanceOf(String.class));
assertEquals("ConvertWithJavaStreams", joinedString);
joinedString = Arrays.stream(strArray)
.collect(Collectors.joining(","));
assertThat(joinedString, instanceOf(String.class));
assertEquals("Convert,With,Java,Streams", joinedString);
}
// convert with Apache Commons
@Test
public void givenAStringArray_whenConvertWithApacheCommons_thenReturnString() {
String[] strArray = { "Convert", "With", "Apache", "Commons" };
String joinedString = StringUtils.join(strArray);
assertThat(joinedString, instanceOf(String.class));
assertEquals("ConvertWithApacheCommons", joinedString);
}
@Test
public void givenAString_whenConvertWithApacheCommons_thenReturnStringArray() {
String input = "lorem ipsum dolor sit amet";
String[] strArray = StringUtils.split(input, " ");
assertThat(strArray, instanceOf(String[].class));
assertEquals(5, strArray.length);
}
// convert with Guava
@Test
public void givenAStringArray_whenConvertWithGuava_thenReturnString() {
String[] strArray = { "Convert", "With", "Guava", null };
String joinedString = Joiner.on("")
.skipNulls()
.join(strArray);
assertThat(joinedString, instanceOf(String.class));
assertEquals("ConvertWithGuava", joinedString);
}
@Test
public void givenAString_whenConvertWithGuava_thenReturnStringArray() {
String input = "lorem ipsum dolor sit amet";
List<String> resultList = Splitter.on(' ')
.trimResults()
.omitEmptyStrings()
.splitToList(input);
String[] strArray = resultList.toArray(new String[0]);
assertThat(strArray, instanceOf(String[].class));
assertEquals(5, strArray.length);
}
}