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Refactors null object pattern to java-11

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This commit is contained in:
Anurag Agarwal
2020-08-08 00:46:08 +00:00
parent a5038c4329
commit 8e060ad0ad
4 changed files with 35 additions and 36 deletions
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null-object/src/test/java/com/iluwatar/nullobject/NullNodeTest.java
+2 -2
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@@ -42,14 +42,14 @@ public class NullNodeTest {
*/
@Test
public void testGetInstance() {
final NullNode instance = NullNode.getInstance();
final var instance = NullNode.getInstance();
assertNotNull(instance);
assertSame(instance, NullNode.getInstance());
}
@Test
public void testFields() {
final NullNode node = NullNode.getInstance();
final var node = NullNode.getInstance();
assertEquals(0, node.getTreeSize());
assertNull(node.getName());
assertNull(node.getLeft());