?? testlist.java
字號:
// expected
}
try {
list.get(getFullElements().length);
fail("List.get should throw IndexOutOfBoundsException [size]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.get(Integer.MAX_VALUE);
fail("List.get should throw IndexOutOfBoundsException " +
"[Integer.MAX_VALUE]");
} catch(IndexOutOfBoundsException e) {
// expected
}
}
/**
* Tests {@link List#indexOf()}.
*/
public void testListIndexOf() {
resetFull();
List list1 = getList();
List list2 = getConfirmedList();
Iterator iterator = list2.iterator();
while (iterator.hasNext()) {
Object element = iterator.next();
assertEquals("indexOf should return correct result",
list1.indexOf(element), list2.indexOf(element));
verify();
}
Object[] other = getOtherElements();
for (int i = 0; i < other.length; i++) {
assertEquals("indexOf should return -1 for nonexistent element",
list1.indexOf(other[i]), -1);
verify();
}
}
/**
* Tests {@link List#lastIndexOf()}.
*/
public void testListLastIndexOf() {
resetFull();
List list1 = getList();
List list2 = getConfirmedList();
Iterator iterator = list2.iterator();
while (iterator.hasNext()) {
Object element = iterator.next();
assertEquals("lastIndexOf should return correct result",
list1.lastIndexOf(element), list2.lastIndexOf(element));
verify();
}
Object[] other = getOtherElements();
for (int i = 0; i < other.length; i++) {
assertEquals("lastIndexOf should return -1 for nonexistent " +
"element", list1.lastIndexOf(other[i]), -1);
verify();
}
}
/**
* Tests bounds checking for {@link List#set(int,Object)} on an
* empty list.
*/
public void testListSetByIndexBoundsChecking() {
List list = makeEmptyList();
Object element = getOtherElements()[0];
try {
list.set(Integer.MIN_VALUE, element);
fail("List.set should throw IndexOutOfBoundsException " +
"[Integer.MIN_VALUE]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.set(-1, element);
fail("List.set should throw IndexOutOfBoundsException [-1]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.set(0, element);
fail("List.set should throw IndexOutOfBoundsException [0]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.set(1, element);
fail("List.set should throw IndexOutOfBoundsException [1]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.set(Integer.MAX_VALUE, element);
fail("List.set should throw IndexOutOfBoundsException " +
"[Integer.MAX_VALUE]");
} catch(IndexOutOfBoundsException e) {
// expected
}
}
/**
* Tests bounds checking for {@link List#set(int,Object)} on a
* full list.
*/
public void testListSetByIndexBoundsChecking2() {
List list = makeFullList();
Object element = getOtherElements()[0];
try {
list.set(Integer.MIN_VALUE, element);
fail("List.set should throw IndexOutOfBoundsException " +
"[Integer.MIN_VALUE]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.set(-1, element);
fail("List.set should throw IndexOutOfBoundsException [-1]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.set(getFullElements().length, element);
fail("List.set should throw IndexOutOfBoundsException [size]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.set(Integer.MAX_VALUE, element);
fail("List.set should throw IndexOutOfBoundsException " +
"[Integer.MAX_VALUE]");
} catch(IndexOutOfBoundsException e) {
// expected
}
}
/**
* Test {@link List#set(int,Object)}.
*/
public void testListSetByIndex() {
resetFull();
Object[] elements = getFullElements();
Object[] other = getOtherElements();
for (int i = 0; i < elements.length; i++) {
Object n = other[i % other.length];
Object v = ((List)collection).set(i, n);
assertEquals("Set should return correct element", elements[i], v);
((List)confirmed).set(i, n);
verify();
}
}
/**
* Tests bounds checking for {@link List#remove(int)} on an
* empty list.
*/
public void testListRemoveByIndexBoundsChecking() {
if (!isRemoveSupported()) return;
List list = makeEmptyList();
try {
list.remove(Integer.MIN_VALUE);
fail("List.remove should throw IndexOutOfBoundsException " +
"[Integer.MIN_VALUE]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.remove(-1);
fail("List.remove should throw IndexOutOfBoundsException [-1]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.remove(0);
fail("List.remove should throw IndexOutOfBoundsException [0]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.remove(1);
fail("List.remove should throw IndexOutOfBoundsException [1]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.remove(Integer.MAX_VALUE);
fail("List.remove should throw IndexOutOfBoundsException " +
"[Integer.MAX_VALUE]");
} catch(IndexOutOfBoundsException e) {
// expected
}
}
/**
* Tests bounds checking for {@link List#remove(int)} on a
* full list.
*/
public void testListRemoveByIndexBoundsChecking2() {
if (!isRemoveSupported()) return;
List list = makeFullList();
try {
list.remove(Integer.MIN_VALUE);
fail("List.remove should throw IndexOutOfBoundsException " +
"[Integer.MIN_VALUE]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.remove(-1);
fail("List.remove should throw IndexOutOfBoundsException [-1]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.remove(getFullElements().length);
fail("List.remove should throw IndexOutOfBoundsException [size]");
} catch(IndexOutOfBoundsException e) {
// expected
}
try {
list.remove(Integer.MAX_VALUE);
fail("List.remove should throw IndexOutOfBoundsException " +
"[Integer.MAX_VALUE]");
} catch(IndexOutOfBoundsException e) {
// expected
}
}
/**
* Tests {@link List#remove(int)}.
*/
public void testListRemoveByIndex() {
if (!isRemoveSupported()) return;
int max = getFullElements().length;
for (int i = 0; i < max; i++) {
resetFull();
Object o1 = ((List)collection).remove(i);
Object o2 = ((List)confirmed).remove(i);
assertEquals("remove should return correct element", o1, o2);
verify();
}
}
/**
* Tests the read-only bits of {@link List#listIterator()}.
*/
public void testListListIterator() {
resetFull();
forwardTest(getList().listIterator(), 0);
backwardTest(getList().listIterator(), 0);
}
/**
* Tests the read-only bits of {@link List#listIterator(int)}.
*/
public void testListListIteratorByIndex() {
resetFull();
for (int i = 0; i < confirmed.size(); i++) {
forwardTest(getList().listIterator(i), i);
backwardTest(getList().listIterator(i), i);
}
}
/**
* Traverses to the end of the given iterator.
*
* @param iter the iterator to traverse
* @param i the starting index
*/
private void forwardTest(ListIterator iter, int i) {
List list = getList();
int max = getFullElements().length;
while (i < max) {
assertTrue("Iterator should have next", iter.hasNext());
assertEquals("Iterator.nextIndex should work",
iter.nextIndex(), i);
assertEquals("Iterator.previousIndex should work",
iter.previousIndex(), i - 1);
Object o = iter.next();
assertEquals("Iterator returned correct element", list.get(i), o);
i++;
}
assertTrue("Iterator shouldn't have next", !iter.hasNext());
assertEquals("nextIndex should be size", iter.nextIndex(), max);
assertEquals("previousIndex should be size - 1",
iter.previousIndex(), max - 1);
try {
iter.next();
fail("Exhausted iterator should raise NoSuchElement");
} catch (NoSuchElementException e) {
// expected
}
}
/**
* Traverses to the beginning of the given iterator.
*
* @param iter the iterator to traverse
* @param i the starting index
*/
private void backwardTest(ListIterator iter, int i) {
List list = getList();
int max = getFullElements().length;
while (i > 0) {
assertTrue("Iterator should have next", iter.hasPrevious());
assertEquals("Iterator.nextIndex should work",
iter.nextIndex(), i);
assertEquals("Iterator.previousIndex should work",
iter.previousIndex(), i - 1);
Object o = iter.previous();
assertEquals("Iterator returned correct element",
list.get(i - 1), o);
i--;
}
assertTrue("Iterator shouldn't have previous", !iter.hasPrevious());
assertEquals("nextIndex should be 0", iter.nextIndex(), 0);
assertEquals("previousIndex should be -1",
iter.previousIndex(), -1);
try {
iter.previous();
fail("Exhausted iterator should raise NoSuchElement");
} catch (NoSuchElementException e) {
// expected
}
}
/**
* Tests the {@link ListIterator#add(Object)} method of the list
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