testlist.java

iBATIS似乎已远离众说纷纭的OR框架之列

            // 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