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Minor changes following review

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This commit is contained in:
Alex Theedom 2016-08-02 19:37:55 +01:00
parent 8e203dd204
commit 5a305a25ae
2 changed files with 45 additions and 57 deletions
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14
core-java/src/test/java/org/baeldung/java/arrays/ArraysJoinAndSplitJUnitTest.java
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@ -11,9 +11,10 @@ public class ArraysJoinAndSplitJUnitTest {
private final String[] cheeses = {"Mozzarella", "Feta", "Parmesan"}; private final String[] cheeses = {"Mozzarella", "Feta", "Parmesan"};
private final String[] vegetables = {"Olives", "Spinach", "Green Peppers"}; private final String[] vegetables = {"Olives", "Spinach", "Green Peppers"};
private final String[] customers = {"Jay", "Harry", "Ronnie", "Gary", "Ross"};
@Test @Test
public void givenThreeStringArrays_whenJoiningIntoOneStringArray_ShouldSucceed() throws Exception { public void givenThreeStringArrays_whenJoiningIntoOneStringArray_shouldSucceed() {
String[] toppings = new String[sauces.length + cheeses.length + vegetables.length]; String[] toppings = new String[sauces.length + cheeses.length + vegetables.length];
System.arraycopy(sauces, 0, toppings, 0, sauces.length); System.arraycopy(sauces, 0, toppings, 0, sauces.length);
@ -25,20 +26,19 @@ public class ArraysJoinAndSplitJUnitTest {
System.arraycopy(vegetables, 0, toppings, AddedSoFar, vegetables.length); System.arraycopy(vegetables, 0, toppings, AddedSoFar, vegetables.length);
Assert.assertArrayEquals(toppings, Assert.assertArrayEquals(toppings,
new String[] {"Marinara", "Olive Oil", "Mozzarella", "Feta", new String[]{"Marinara", "Olive Oil", "Mozzarella", "Feta",
"Parmesan", "Olives", "Spinach", "Green Peppers"} ); "Parmesan", "Olives", "Spinach", "Green Peppers"});
} }
private final String[] customers = {"Jay", "Harry", "Ronnie", "Gary", "Ross"};
@Test @Test
public void givenOneStringArray_whenSplittingInHalfTwoStringArrays_ShouldSucceed() throws Exception { public void givenOneStringArray_whenSplittingInHalfTwoStringArrays_shouldSucceed() {
int ordersHalved = (customers.length / 2) + (customers.length % 2); int ordersHalved = (customers.length / 2) + (customers.length % 2);
String[] driverOne = Arrays.copyOf(customers, ordersHalved); String[] driverOne = Arrays.copyOf(customers, ordersHalved);
String[] driverTwo = Arrays.copyOfRange(customers, ordersHalved, customers.length); String[] driverTwo = Arrays.copyOfRange(customers, ordersHalved, customers.length);
Assert.assertArrayEquals(driverOne, new String[] {"Jay", "Harry", "Ronnie"} ); Assert.assertArrayEquals(driverOne, new String[]{"Jay", "Harry", "Ronnie"});
Assert.assertArrayEquals(driverTwo, new String[] {"Gary", "Ross"} ); Assert.assertArrayEquals(driverTwo, new String[]{"Gary", "Ross"});
} }
} }

46
core-java/src/test/java/org/baeldung/java/collections/CollectionsJoinAndSplitJUnitTest.java
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@ -1,52 +1,41 @@
package org.baeldung.java.collections; package org.baeldung.java.collections;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.Collections;
import org.junit.Assert; import org.junit.Assert;
import org.junit.Before;
import org.junit.Test; import org.junit.Test;
public class CollectionsJoinAndSplitJUnitTest { public class CollectionsJoinAndSplitJUnitTest {
public ArrayList<String> sauces = new ArrayList<String>(); private ArrayList<String> sauces = new ArrayList<>();
public ArrayList<String> cheeses = new ArrayList<String>(); private ArrayList<String> cheeses = new ArrayList<>();
public ArrayList<String> vegetables = new ArrayList<String>(); private ArrayList<String> vegetables = new ArrayList<>();
public ArrayList<ArrayList<String>> ingredients = new ArrayList<ArrayList<String>>(); private ArrayList<ArrayList<String>> ingredients = new ArrayList<>();
public CollectionsJoinAndSplitJUnitTest() throws Exception { @Before
whenGeneratingTestData_ShouldSucceed(); public void init() {
}
@Test
public void whenGeneratingTestData_ShouldSucceed() throws Exception {
sauces.clear();
sauces.add("Olive Oil"); sauces.add("Olive Oil");
sauces.add("Marinara"); sauces.add("Marinara");
cheeses.clear(); cheeses.add("Mozzarella");
cheeses.add("Mozarella");
cheeses.add("Feta"); cheeses.add("Feta");
cheeses.add("Parmesan"); cheeses.add("Parmesan");
vegetables.clear();
vegetables.add("Olives"); vegetables.add("Olives");
vegetables.add("Spinach"); vegetables.add("Spinach");
vegetables.add("Green Peppers"); vegetables.add("Green Peppers");
ingredients.clear();
ingredients.add(sauces); ingredients.add(sauces);
ingredients.add(cheeses); ingredients.add(cheeses);
ingredients.add(vegetables); ingredients.add(vegetables);
Assert.assertTrue(sauces.size() == 2);
Assert.assertTrue(cheeses.size() == 3);
Assert.assertTrue(vegetables.size() == 3);
Assert.assertTrue(ingredients.size() == 3);
} }
@Test @Test
public void givenThreeArrayLists_whenJoiningIntoOneArrayList_ShouldSucceed() throws Exception { public void givenThreeArrayLists_whenJoiningIntoOneArrayList_shouldSucceed() {
ArrayList<ArrayList<String>> toppings = new ArrayList<ArrayList<String>>(); ArrayList<ArrayList<String>> toppings = new ArrayList<>();
toppings.add(sauces); toppings.add(sauces);
toppings.add(cheeses); toppings.add(cheeses);
@ -59,16 +48,15 @@ public class CollectionsJoinAndSplitJUnitTest {
} }
@Test @Test
public void givenOneArrayList_whenSplittingIntoTwoArrayLists_shouldSucceed() throws Exception { public void givenOneArrayList_whenSplittingIntoTwoArrayLists_shouldSucceed() {
ArrayList<ArrayList<String>> toppings = ingredients;
ArrayList<ArrayList<String>> removedToppings = new ArrayList<ArrayList<String>>();
removedToppings.add(toppings.remove(toppings.indexOf(vegetables))); ArrayList<ArrayList<String>> removedToppings = new ArrayList<>();
removedToppings.add(ingredients.remove(ingredients.indexOf(vegetables)));
Assert.assertTrue(removedToppings.contains(vegetables)); Assert.assertTrue(removedToppings.contains(vegetables));
Assert.assertTrue(removedToppings.size() == 1); Assert.assertTrue(removedToppings.size() == 1);
Assert.assertTrue(toppings.size() == 2); Assert.assertTrue(ingredients.size() == 2);
Assert.assertTrue(toppings.contains(sauces)); Assert.assertTrue(ingredients.contains(sauces));
Assert.assertTrue(toppings.contains(cheeses)); Assert.assertTrue(ingredients.contains(cheeses));
} }
} }