Package org.apache.commons.collections15

Examples of org.apache.commons.collections15.OrderedBidiMap

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    /**
     * Test to ensure that makeEmptyMap and makeFull returns a new non-null
     * map with each invocation.
     */
    public void testMakeMap() {
        MultiMap em = makeEmptyMap();
        assertTrue("failure in test: makeEmptyMap must return a non-null map.", em != null);

        MultiMap em2 = makeEmptyMap();
        assertTrue("failure in test: makeEmptyMap must return a non-null map.", em != null);

        assertTrue("failure in test: makeEmptyMap must return a new map " + "with each invocation.", em != em2);

        MultiMap fm = makeFullMap();
        assertTrue("failure in test: makeFullMap must return a non-null map.", fm != null);

        MultiMap fm2 = makeFullMap();
        assertTrue("failure in test: makeFullMap must return a non-null map.", fm != null);

        assertTrue("failure in test: makeFullMap must return a new map " + "with each invocation.", fm != fm2);
    }
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     * Tests Map.putAll(map)
     */
    public void testMapPutAll() {
        if (!isPutAddSupported()) {
            if (!isPutChangeSupported()) {
                MultiMap temp = makeFullMap();
                resetEmpty();
                try {
                    map.putAll(temp);
                    fail("Expected UnsupportedOperationException on putAll");
                } catch (UnsupportedOperationException ex) {
                }
            }
            return;
        }

        resetEmpty();

        MultiMap m2 = makeFullMap();

        map.putAll(m2);
        confirmed.putAll(m2);
        verify();

        resetEmpty();

        m2 = makeConfirmedMap();
        Object[] keys = getSampleKeys();
        Object[] values = getSampleValues();
        for (int i = 0; i < keys.length; i++) {
            m2.put(keys[i], values[i]);
        }

        map.putAll(m2);
        confirmed.putAll(m2);
        verify();
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     * @return an array of Map.Entry of those keys to those values
     */
    private Map.Entry[] makeEntryArray(Object[] keys, Object[] values) {
        Map.Entry[] result = new Map.Entry[keys.length];
        for (int i = 0; i < keys.length; i++) {
            MultiMap map = makeConfirmedMap();
            map.put(keys[i], values[i]);
            result[i] = (Map.Entry) map.entrySet().iterator().next();
        }
        return result;
    }
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    public BidiMap makeEmptyBidiMap() {
        return UnmodifiableOrderedBidiMap.decorate(new TreeBidiMap());
    }

    public BidiMap makeFullBidiMap() {
        OrderedBidiMap bidi = new TreeBidiMap();
        for (int i = 0; i < entries.length; i++) {
            bidi.put(entries[i][0], entries[i][1]);
        }
        return UnmodifiableOrderedBidiMap.decorate(bidi);
    }
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        }
        return UnmodifiableOrderedBidiMap.decorate(bidi);
    }

    public Map makeFullMap() {
        OrderedBidiMap bidi = new TreeBidiMap();
        addSampleMappings(bidi);
        return UnmodifiableOrderedBidiMap.decorate(bidi);
    }
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    }

    //-----------------------------------------------------------------------
    public void testFirstKey() {
        resetEmpty();
        OrderedBidiMap bidi = (OrderedBidiMap) map;
        try {
            bidi.firstKey();
            fail();
        } catch (NoSuchElementException ex) {
        }

        resetFull();
        bidi = (OrderedBidiMap) map;
        Object confirmedFirst = confirmed.keySet().iterator().next();
        assertEquals(confirmedFirst, bidi.firstKey());
    }
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        assertEquals(confirmedFirst, bidi.firstKey());
    }

    public void testLastKey() {
        resetEmpty();
        OrderedBidiMap bidi = (OrderedBidiMap) map;
        try {
            bidi.lastKey();
            fail();
        } catch (NoSuchElementException ex) {
        }

        resetFull();
        bidi = (OrderedBidiMap) map;
        Object confirmedLast = null;
        for (Iterator it = confirmed.keySet().iterator(); it.hasNext();) {
            confirmedLast = it.next();
        }
        assertEquals(confirmedLast, bidi.lastKey());
    }
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    }

    //-----------------------------------------------------------------------   
    public void testNextKey() {
        resetEmpty();
        OrderedBidiMap bidi = (OrderedBidiMap) map;
        assertEquals(null, bidi.nextKey(getOtherKeys()[0]));
        if (isAllowNullKey() == false) {
            try {
                assertEquals(null, bidi.nextKey(null)); // this is allowed too
            } catch (NullPointerException ex) {
            }
        } else {
            assertEquals(null, bidi.nextKey(null));
        }

        resetFull();
        bidi = (OrderedBidiMap) map;
        Iterator it = confirmed.keySet().iterator();
        Object confirmedLast = it.next();
        while (it.hasNext()) {
            Object confirmedObject = it.next();
            assertEquals(confirmedObject, bidi.nextKey(confirmedLast));
            confirmedLast = confirmedObject;
        }
        assertEquals(null, bidi.nextKey(confirmedLast));

        if (isAllowNullKey() == false) {
            try {
                bidi.nextKey(null);
                fail();
            } catch (NullPointerException ex) {
            }
        } else {
            assertEquals(null, bidi.nextKey(null));
        }
    }
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        }
    }

    public void testPreviousKey() {
        resetEmpty();
        OrderedBidiMap bidi = (OrderedBidiMap) map;
        assertEquals(null, bidi.previousKey(getOtherKeys()[0]));
        if (isAllowNullKey() == false) {
            try {
                assertEquals(null, bidi.previousKey(null)); // this is allowed too
            } catch (NullPointerException ex) {
            }
        } else {
            assertEquals(null, bidi.previousKey(null));
        }

        resetFull();
        bidi = (OrderedBidiMap) map;
        List list = new ArrayList(confirmed.keySet());
        Collections.reverse(list);
        Iterator it = list.iterator();
        Object confirmedLast = it.next();
        while (it.hasNext()) {
            Object confirmedObject = it.next();
            assertEquals(confirmedObject, bidi.previousKey(confirmedLast));
            confirmedLast = confirmedObject;
        }
        assertEquals(null, bidi.previousKey(confirmedLast));

        if (isAllowNullKey() == false) {
            try {
                bidi.previousKey(null);
                fail();
            } catch (NullPointerException ex) {
            }
        } else {
            assertEquals(null, bidi.previousKey(null));
        }
    }
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    }

    //-----------------------------------------------------------------------
    public void testFirstKey() {
        resetEmpty();
        OrderedMap ordered = (OrderedMap) map;
        try {
            ordered.firstKey();
            fail();
        } catch (NoSuchElementException ex) {
        }

        resetFull();
        ordered = (OrderedMap) map;
        Object confirmedFirst = confirmed.keySet().iterator().next();
        assertEquals(confirmedFirst, ordered.firstKey());
    }
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