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SplitUnitTest refactor

This commit is contained in:
pivovarit 2017-05-16 09:07:41 +03:00
parent f17888b699
commit a5cd330ab7
1 changed files with 31 additions and 17 deletions
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48
core-java/src/test/java/com/baeldung/string/SplitUnitTest.java
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@ -4,34 +4,47 @@ import com.google.common.base.Splitter;
import org.apache.commons.lang.StringUtils;
import org.junit.Test;
import java.util.*;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.StreamSupport;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.assertj.core.api.Assertions.assertThat;
public class SplitUnitTest {
@Test
public void givenString_whenSplit_thenRetrunsArray_through_JavaLangString() {
assertArrayEquals("split by comma", Arrays.asList("peter", "james", "thomas").toArray(), "peter,james,thomas".split(","));
assertArrayEquals("split by whitespace", Arrays.asList("car", "jeep", "scooter").toArray(), "car jeep scooter".split(" "));
assertArrayEquals("split by hyphen", Arrays.asList("1", "120", "232323").toArray(), "1-120-232323".split("-"));
assertArrayEquals("split by dot", Arrays.asList("192", "168", "1", "178").toArray(), "192.168.1.178".split("\\."));
assertArrayEquals("split by a regex", Arrays.asList("b", "a", "e", "l", "d", "u", "n", "g").toArray(),
"b a, e, l.d u, n g".split("\\s+|,\\s*|\\.\\s*"));
public void givenString_whenSplit_thenReturnsArray_through_JavaLangString() {
assertThat("peter,james,thomas".split(","))
.containsExactly("peter", "james", "thomas");
assertThat("car jeep scooter".split(" "))
.containsExactly("car", "jeep", "scooter");
assertThat("1-120-232323".split("-"))
.containsExactly("1", "120", "232323");
assertThat("192.168.1.178".split("\\."))
.containsExactly("192", "168", "1", "178");
assertThat("b a, e, l.d u, n g".split("\\s+|,\\s*|\\.\\s*"))
.containsExactly("b", "a", "e", "l", "d", "u", "n", "g");
}
@Test
public void givenString_whenSplit_thenRetrunsArray_through_StringUtils() {
public void givenString_whenSplit_thenReturnsArray_through_StringUtils() {
StringUtils.split("car jeep scooter");
assertArrayEquals("split by whitespace", Arrays.asList("car", "jeep", "scooter").toArray(), StringUtils.split("car jeep scooter"));
assertArrayEquals("split by space, extra spaces ignored", Arrays.asList("car", "jeep", "scooter").toArray(),
StringUtils.split("car jeep scooter"));
assertArrayEquals("split by colon", Arrays.asList("car", "jeep", "scooter").toArray(), StringUtils.split("car:jeep:scooter", ":"));
assertArrayEquals("split by dot", Arrays.asList("car", "jeep", "scooter").toArray(), StringUtils.split("car.jeep.scooter", "."));
assertThat(StringUtils.split("car jeep scooter"))
.containsExactly("car", "jeep", "scooter");
assertThat(StringUtils.split("car jeep scooter"))
.containsExactly("car", "jeep", "scooter");
assertThat(StringUtils.split("car:jeep:scooter", ":"))
.containsExactly("car", "jeep", "scooter");
assertThat(StringUtils.split("car.jeep.scooter", "."))
.containsExactly("car", "jeep", "scooter");
}
@Test
@ -40,6 +53,7 @@ public class SplitUnitTest {
Iterable<String> result = Splitter.on(',').trimResults().omitEmptyStrings().split("car,jeep,, scooter");
List<String> resultList = StreamSupport.stream(result.spliterator(), false).collect(Collectors.toList());
assertEquals(Arrays.asList("car", "jeep", "scooter") , resultList);
assertThat(resultList)
.containsExactly("car", "jeep", "scooter");
}
}