Pairs functionality in Java (Core Java, Apache Commons and Vavr) (#2563)

* Unit tests for pairs functionality in Java (Core Java, Apache Commons and Vavr) * Remove default file templates * Refactor mustache * BAEL-1123 - Testing Linked List for Cycles - deep20jain@gmail.com (#2525) * Adding node and cycle detection by hashing * Adding implementation for all algorithms for cycle detection and removal * Applying formatting rules * JDeferred (#2553) * moving jmh into libraries module * refactoring jmh * Update pom.xml * manual algorightm * with BM result * fix for space issue * Fixed indentation * change as per suggestion * vavr either * adding unit test and othe rutilities * adding concurrent module * concurrent package description * concurrent package description * Update EitherUnitTest.java * introducing lambda expression * jooby project * jooby project * reducing employee bean content * bootique module * bootique * bootique * undertow module * undertow module * refactoring * using lambda * as per baeldung formatter * easy code added for simplicity * simpliflying * adding JDeferred module * moved jdeferred to librarires module * BAEL-1116 Spring swagger codegen (#2527) * Spring integration with Swagger client code genrator * Refactor * format pom.xml * BAEL-1106 Introduction to javax.measure (#2522) * BAEL-243 Spring Batch using Partitioner * BAEL-1106 Introduction to javax.measure * Unnecessary Committed * BAEL-1106 Move code to libraries from core-java * BAEL-1106 Move code to libraries from core-java * Update pom.xml * Introduced jmh benchmarking (#2549) * Bael 1043/protonpack (#2415) * BAEL-1043/ Introduction to protonpack * Added test cases for windowed() api * Resolving merge issues * Retrofit rx (#2519) * Retrofit with RxJava * Correct spelling mistake * Use spaces for indentation instead of tabs in pom.xml * Use spaces for indentation instead of tabs in pom.xml * Add Retrofit integration with RxJava to libraries module * Remove standalone project for Retrofit integration with RxJava * remove retrofit-rxjava module * Fixed error in pom.xml caused by an issue while merging * Retrofit integration with RxJava * Fix test cases * Fix merge issues * BAEL-1016 Merging master * import source BAEL-1084 (#2560) * Moved to libraries folder from core-java
2017-09-05 16:51:08 +01:00 · 2017-09-05 16:51:08 +01:00 · 7b836d9211
parent 0d599aeca1
commit 7b836d9211
3 changed files with 96 additions and 0 deletions
--- a/libraries/src/test/java/com/baeldung/pairs/ApacheCommonsPairUnitTest.java
+++ b/libraries/src/test/java/com/baeldung/pairs/ApacheCommonsPairUnitTest.java
@ -0,0 +1,50 @@
+package com.baeldung.pairs;
+
+import org.apache.commons.lang3.tuple.ImmutablePair;
+import org.apache.commons.lang3.tuple.MutablePair;
+import org.junit.Assert;
+import org.junit.Test;
+
+public class ApacheCommonsPairUnitTest {
+
+    @Test
+    public void givenMutablePair_whenGetValue_shouldPass() {
+        int key = 5;
+        String value = "Five";
+
+        MutablePair<Integer, String> mutablePair = new MutablePair<>(key, value);
+        Assert.assertTrue(mutablePair.getKey() == key);
+        Assert.assertEquals(mutablePair.getValue(), value);
+    }
+
+    @Test
+    public void givenMutablePair_whenSetValue_shouldPass() {
+        int key = 6;
+        String value = "Six";
+        String newValue = "New Six";
+
+        MutablePair<Integer, String> mutablePair = new MutablePair<>(key, value);
+        Assert.assertTrue(mutablePair.getKey() == key);
+        Assert.assertEquals(mutablePair.getValue(), value);
+        mutablePair.setValue(newValue);
+        Assert.assertEquals(mutablePair.getValue(), newValue);
+    }
+
+    @Test
+    public void givenImmutablePair_whenGetValue_shouldPass() {
+        int key = 2;
+        String value = "Two";
+
+        ImmutablePair<Integer, String> immutablePair = new ImmutablePair<>(key, value);
+        Assert.assertTrue(immutablePair.getKey() == key);
+        Assert.assertEquals(immutablePair.getValue(), value);
+    }
+
+    @Test(expected = UnsupportedOperationException.class)
+    public void givenImmutablePair_whenSetValue_shouldFail() {
+        ImmutablePair<Integer, String> immutablePair = new ImmutablePair<>(1, "One");
+        immutablePair.setValue("Another One");
+    }
+
+
+}
--- a/libraries/src/test/java/com/baeldung/pairs/CoreJavaPairUnitTest.java
+++ b/libraries/src/test/java/com/baeldung/pairs/CoreJavaPairUnitTest.java
@ -0,0 +1,17 @@
+package com.baeldung.pairs;
+
+import javafx.util.Pair;
+import org.junit.Assert;
+import org.junit.Test;
+
+public class CoreJavaPairUnitTest {
+    @Test
+    public void givenPair_whenGetValue_shouldSucceed() {
+        String key = "Good Day";
+        boolean value = true;
+        Pair<String, Boolean> pair = new Pair<>(key, value);
+
+        Assert.assertEquals(key, pair.getKey());
+        Assert.assertEquals(value, pair.getValue());
+    }
+}
--- a/libraries/src/test/java/com/baeldung/pairs/VavrPairsUnitTest.java
+++ b/libraries/src/test/java/com/baeldung/pairs/VavrPairsUnitTest.java
@ -0,0 +1,29 @@
+package com.baeldung.pairs;
+
+import io.vavr.Tuple2;
+import org.junit.Assert;
+import org.junit.Test;
+
+public class VavrPairsUnitTest {
+    @Test
+    public void givenTuple_whenSetValue_shouldSucceed() {
+        String key = "Eleven";
+        double value = 11.0;
+        double newValue = 11.1;
+
+        Tuple2<String, Double> pair = new Tuple2<>(key, value);
+
+        pair = pair.update2(newValue);
+        Assert.assertTrue(newValue == pair._2());
+    }
+
+    @Test
+    public void givenPair_whenGetValue_shouldSucceed() {
+        String key = "Twelve";
+        double value = 12.0;
+
+        Tuple2<String, Double> pair = new Tuple2<>(key, value);
+
+        Assert.assertTrue(value == pair._2());
+    }
+}