diff options
Diffstat (limited to 'java/src/test/java/com/google/protobuf/LazyStringArrayListTest.java')
-rw-r--r-- | java/src/test/java/com/google/protobuf/LazyStringArrayListTest.java | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/java/src/test/java/com/google/protobuf/LazyStringArrayListTest.java b/java/src/test/java/com/google/protobuf/LazyStringArrayListTest.java index 4dcdc74d..d500595f 100644 --- a/java/src/test/java/com/google/protobuf/LazyStringArrayListTest.java +++ b/java/src/test/java/com/google/protobuf/LazyStringArrayListTest.java @@ -32,6 +32,9 @@ package com.google.protobuf; import junit.framework.TestCase; +import java.util.ArrayList; +import java.util.List; + /** * Tests for {@link LazyStringArrayList}. * @@ -115,4 +118,45 @@ public class LazyStringArrayListTest extends TestCase { assertSame(aPrimeByteString, list.getByteString(0)); assertSame(bPrimeByteString, list.getByteString(1)); } + + public void testCopyConstructorCopiesByReference() { + LazyStringArrayList list1 = new LazyStringArrayList(); + list1.add(STRING_A); + list1.add(BYTE_STRING_B); + list1.add(BYTE_STRING_C); + + LazyStringArrayList list2 = new LazyStringArrayList(list1); + assertEquals(3, list2.size()); + assertSame(STRING_A, list2.get(0)); + assertSame(BYTE_STRING_B, list2.getByteString(1)); + assertSame(BYTE_STRING_C, list2.getByteString(2)); + } + + public void testListCopyConstructor() { + List<String> list1 = new ArrayList<String>(); + list1.add(STRING_A); + list1.add(STRING_B); + list1.add(STRING_C); + + LazyStringArrayList list2 = new LazyStringArrayList(list1); + assertEquals(3, list2.size()); + assertSame(STRING_A, list2.get(0)); + assertSame(STRING_B, list2.get(1)); + assertSame(STRING_C, list2.get(2)); + } + + public void testAddAllCopiesByReferenceIfPossible() { + LazyStringArrayList list1 = new LazyStringArrayList(); + list1.add(STRING_A); + list1.add(BYTE_STRING_B); + list1.add(BYTE_STRING_C); + + LazyStringArrayList list2 = new LazyStringArrayList(); + list2.addAll(list1); + + assertEquals(3, list2.size()); + assertSame(STRING_A, list2.get(0)); + assertSame(BYTE_STRING_B, list2.getByteString(1)); + assertSame(BYTE_STRING_C, list2.getByteString(2)); + } } |