parent
6a9e13cc03
commit
891b4eb248
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@ -1,3 +0,0 @@
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### Relevant articles
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- [Introduction to jOOL](http://www.baeldung.com/jool)
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25
jooq/pom.xml
25
jooq/pom.xml
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<parent>
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<artifactId>parent-modules</artifactId>
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<groupId>com.baeldung</groupId>
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<version>1.0.0-SNAPSHOT</version>
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</parent>
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<modelVersion>4.0.0</modelVersion>
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<artifactId>jooq</artifactId>
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<dependencies>
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<dependency>
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<groupId>org.jooq</groupId>
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<artifactId>jool</artifactId>
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<version>${jool.version}</version>
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</dependency>
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</dependencies>
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<properties>
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<jool.version>0.9.12</jool.version>
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</properties>
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</project>
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@ -1,4 +1,4 @@
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package com.baeldung;
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package com.baeldung.jool;
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import org.jooq.lambda.Seq;
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import org.jooq.lambda.Unchecked;
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@ -13,6 +13,7 @@ import java.util.Arrays;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import java.util.Objects;
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import java.util.stream.Collectors;
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import java.util.stream.Stream;
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@ -20,7 +21,7 @@ import static junit.framework.Assert.assertTrue;
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import static junit.framework.TestCase.assertEquals;
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import static org.jooq.lambda.tuple.Tuple.tuple;
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public class JOOLUnitTest {
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public class JOOLTest {
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@Test
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public void givenSeq_whenCheckContains_shouldReturnTrue() {
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List<Integer> concat = Seq.of(1, 2, 3).concat(Seq.of(4, 5, 6)).toList();
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@ -54,58 +55,58 @@ public class JOOLUnitTest {
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@Test
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public void givenSeq_whenJoin_shouldHaveElementsFromBothSeq() {
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assertEquals(
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Seq.of(1, 2, 4).innerJoin(Seq.of(1, 2, 3), (a, b) -> a == b).toList(),
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Arrays.asList(tuple(1, 1), tuple(2, 2))
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Seq.of(1, 2, 4).innerJoin(Seq.of(1, 2, 3), Objects::equals).toList(),
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Arrays.asList(tuple(1, 1), tuple(2, 2))
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);
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assertEquals(
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Seq.of(1, 2, 4).leftOuterJoin(Seq.of(1, 2, 3), (a, b) -> a == b).toList(),
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Arrays.asList(tuple(1, 1), tuple(2, 2), tuple(4, null))
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Seq.of(1, 2, 4).leftOuterJoin(Seq.of(1, 2, 3), Objects::equals).toList(),
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Arrays.asList(tuple(1, 1), tuple(2, 2), tuple(4, null))
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);
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assertEquals(
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Seq.of(1, 2, 4).rightOuterJoin(Seq.of(1, 2, 3), (a, b) -> a == b).toList(),
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Arrays.asList(tuple(1, 1), tuple(2, 2), tuple(null, 3))
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Seq.of(1, 2, 4).rightOuterJoin(Seq.of(1, 2, 3), Objects::equals).toList(),
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Arrays.asList(tuple(1, 1), tuple(2, 2), tuple(null, 3))
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);
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assertEquals(
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Seq.of(1, 2).crossJoin(Seq.of("A", "B")).toList(),
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Arrays.asList(tuple(1, "A"), tuple(1, "B"), tuple(2, "A"), tuple(2, "B"))
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Seq.of(1, 2).crossJoin(Seq.of("A", "B")).toList(),
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Arrays.asList(tuple(1, "A"), tuple(1, "B"), tuple(2, "A"), tuple(2, "B"))
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);
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}
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@Test
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public void givenSeq_whenManipulateSeq_seqShouldHaveNewElementsInIt() {
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assertEquals(
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Seq.of(1, 2, 3).cycle().limit(9).toList(),
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Arrays.asList(1, 2, 3, 1, 2, 3, 1, 2, 3)
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Seq.of(1, 2, 3).cycle().limit(9).toList(),
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Arrays.asList(1, 2, 3, 1, 2, 3, 1, 2, 3)
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);
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assertEquals(
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Seq.of(1, 2, 3).duplicate().map((first, second) -> tuple(first.toList(), second.toList())),
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tuple(Arrays.asList(1, 2, 3), Arrays.asList(1, 2, 3))
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Seq.of(1, 2, 3).duplicate().map((first, second) -> tuple(first.toList(), second.toList())),
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tuple(Arrays.asList(1, 2, 3), Arrays.asList(1, 2, 3))
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);
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assertEquals(
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Seq.of(1, 2, 3, 4).intersperse(0).toList(),
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Arrays.asList(1, 0, 2, 0, 3, 0, 4)
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Seq.of(1, 2, 3, 4).intersperse(0).toList(),
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Arrays.asList(1, 0, 2, 0, 3, 0, 4)
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);
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assertEquals(
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Seq.of(1, 2, 3, 4, 5).shuffle().toList().size(),
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5
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Seq.of(1, 2, 3, 4, 5).shuffle().toList().size(),
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5
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);
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assertEquals(
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Seq.of(1, 2, 3, 4).partition(i -> i > 2).map((first, second) -> tuple(first.toList(), second.toList())),
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tuple(Arrays.asList(3, 4), Arrays.asList(1, 2))
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Seq.of(1, 2, 3, 4).partition(i -> i > 2).map((first, second) -> tuple(first.toList(), second.toList())),
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tuple(Arrays.asList(3, 4), Arrays.asList(1, 2))
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);
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assertEquals(
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Seq.of(1, 2, 3, 4).reverse().toList(),
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Arrays.asList(4, 3, 2, 1)
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Seq.of(1, 2, 3, 4).reverse().toList(),
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Arrays.asList(4, 3, 2, 1)
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);
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}
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expectedAfterGroupBy.put(0, Arrays.asList(2, 4));
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assertEquals(
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Seq.of(1, 2, 3, 4).groupBy(i -> i % 2),
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expectedAfterGroupBy
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Seq.of(1, 2, 3, 4).groupBy(i -> i % 2),
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expectedAfterGroupBy
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);
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assertEquals(
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Seq.of("a", "b", "c").foldLeft("!", (u, t) -> u + t),
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"!abc"
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Seq.of("a", "b", "c").foldLeft("!", (u, t) -> u + t),
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"!abc"
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);
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assertEquals(
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Seq.of("a", "b", "c").foldRight("!", (t, u) -> t + u),
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"abc!"
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Seq.of("a", "b", "c").foldRight("!", (t, u) -> t + u),
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"abc!"
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);
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}
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public void givenSeq_whenUsingSeqWhile_shouldBehaveAsWhileLoop() {
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assertEquals(
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Seq.of(1, 2, 3, 4, 5).skipWhile(i -> i < 3).toList(),
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Arrays.asList(3, 4, 5)
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Seq.of(1, 2, 3, 4, 5).skipWhile(i -> i < 3).toList(),
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Arrays.asList(3, 4, 5)
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);
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assertEquals(
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Seq.of(1, 2, 3, 4, 5).skipUntil(i -> i == 3).toList(),
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Arrays.asList(3, 4, 5)
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Seq.of(1, 2, 3, 4, 5).skipUntil(i -> i == 3).toList(),
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Arrays.asList(3, 4, 5)
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);
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}
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public void givenSeq_whenZip_shouldHaveZippedSeq() {
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assertEquals(
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Seq.of(1, 2, 3).zip(Seq.of("a", "b", "c")).toList(),
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Arrays.asList(tuple(1, "a"), tuple(2, "b"), tuple(3, "c"))
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Seq.of(1, 2, 3).zip(Seq.of("a", "b", "c")).toList(),
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Arrays.asList(tuple(1, "a"), tuple(2, "b"), tuple(3, "c"))
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);
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assertEquals(
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Seq.of(1, 2, 3).zip(Seq.of("a", "b", "c"), (x, y) -> x + ":" + y).toList(),
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Arrays.asList("1:a", "2:b", "3:c")
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Seq.of(1, 2, 3).zip(Seq.of("a", "b", "c"), (x, y) -> x + ":" + y).toList(),
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Arrays.asList("1:a", "2:b", "3:c")
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);
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assertEquals(
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Seq.of("a", "b", "c").zipWithIndex().toList(),
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Arrays.asList(tuple("a", 0L), tuple("b", 1L), tuple("c", 2L))
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Seq.of("a", "b", "c").zipWithIndex().toList(),
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Arrays.asList(tuple("a", 0L), tuple("b", 1L), tuple("c", 2L))
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);
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}
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//then
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assertEquals(
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collect,
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Arrays.asList(1, 1, 1)
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collect,
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Arrays.asList(1, 1, 1)
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);
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}
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public void givenOperationThatThrowsCheckedException_whenExecuteUsingUncheckedFuction_shouldPass() {
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//when
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List<Integer> collect = Stream.of("a", "b", "c")
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.map(Unchecked.function(elem -> methodThatThrowsChecked(elem)))
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.collect(Collectors.toList());
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.map(Unchecked.function(this::methodThatThrowsChecked))
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.collect(Collectors.toList());
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//then
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assertEquals(
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collect,
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Arrays.asList(1, 1, 1)
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collect,
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Arrays.asList(1, 1, 1)
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);
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}
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Arrays.asList(tuple("michael", "similar", "winter", "summer"), tuple("jodie", "variable", "winter", "summer"))
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);
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}
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}
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Loading…
Reference in New Issue