--- a/jdk/test/java/util/Optional/BasicInt.java Fri Feb 13 11:03:57 2015 +0800
+++ b/jdk/test/java/util/Optional/BasicInt.java Fri Feb 13 11:13:27 2015 +0100
@@ -29,6 +29,7 @@
import java.util.NoSuchElementException;
import java.util.OptionalInt;
+import java.util.concurrent.atomic.AtomicBoolean;
import java.util.stream.IntStream;
import static org.testng.Assert.*;
@@ -49,11 +50,52 @@
assertTrue(0 == empty.hashCode());
assertTrue(!empty.toString().isEmpty());
assertTrue(!empty.isPresent());
+
empty.ifPresent(v -> { fail(); });
+
+ AtomicBoolean emptyCheck = new AtomicBoolean();
+ empty.ifPresentOrElse(v -> fail(), () -> emptyCheck.set(true));
+ assertTrue(emptyCheck.get());
+
+ try {
+ empty.ifPresentOrElse(v -> fail(), () -> { throw new ObscureException(); });
+ fail();
+ } catch (ObscureException expected) {
+ } catch (AssertionError e) {
+ throw e;
+ } catch (Throwable t) {
+ fail();
+ }
+
assertEquals(2, empty.orElse(2));
assertEquals(2, empty.orElseGet(()-> 2));
}
+ @Test(groups = "unit")
+ public void testIfPresentAndOrElseAndNull() {
+ OptionalInt empty = OptionalInt.empty();
+ OptionalInt present = OptionalInt.of(1);
+
+ // No NPE
+ present.ifPresentOrElse(v -> {}, null);
+ empty.ifPresent(null);
+ empty.ifPresentOrElse(null, () -> {});
+
+ // NPE
+ try {
+ present.ifPresent(null);
+ fail();
+ } catch (NullPointerException ex) {}
+ try {
+ present.ifPresentOrElse(null, () -> {});
+ fail();
+ } catch (NullPointerException ex) {}
+ try {
+ empty.ifPresentOrElse(v -> {}, null);
+ fail();
+ } catch (NullPointerException ex) {}
+ }
+
@Test(expectedExceptions=NoSuchElementException.class)
public void testEmptyGet() {
OptionalInt empty = OptionalInt.empty();
@@ -96,12 +138,33 @@
assertFalse(present.toString().isEmpty());
assertTrue(-1 != present.toString().indexOf(Integer.toString(present.getAsInt()).toString()));
assertEquals(1, present.getAsInt());
+
+ AtomicBoolean presentCheck = new AtomicBoolean();
+ present.ifPresent(v -> presentCheck.set(true));
+ assertTrue(presentCheck.get());
+ presentCheck.set(false);
+ present.ifPresentOrElse(v -> presentCheck.set(true), () -> fail());
+ assertTrue(presentCheck.get());
+
try {
present.ifPresent(v -> { throw new ObscureException(); });
fail();
- } catch(ObscureException expected) {
+ } catch (ObscureException expected) {
+ } catch (AssertionError e) {
+ throw e;
+ } catch (Throwable t) {
+ fail();
+ }
+ try {
+ present.ifPresentOrElse(v -> { throw new ObscureException(); }, () -> fail());
+ fail();
+ } catch (ObscureException expected) {
+ } catch (AssertionError e) {
+ throw e;
+ } catch (Throwable t) {
+ fail();
+ }
- }
assertEquals(1, present.orElse(2));
assertEquals(1, present.orElseGet(null));
assertEquals(1, present.orElseGet(()-> 2));