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Merging from -r468106:814127 of collections_jdk5_branch - namely where this code was generified; mostly in r738956. 

Also see the following revisions:

    ------------------------------------------------------------------------
    r557435 | skestle | 2007-07-18 17:35:50 -0700 (Wed, 18 Jul 2007) | 1 line
    
    Skipped failing SerializedCanonicalTests.  Marked code to be revisited through collections re-work.
    ------------------------------------------------------------------------


git-svn-id: https://svn.apache.org/repos/asf/commons/proper/collections/trunk@815108 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Henri Yandell 2009-09-15 06:03:15 +00:00
parent 5b9591ae0e
commit e0b80a4d9b
1 changed files with 171 additions and 147 deletions
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314
src/test/org/apache/commons/collections/bag/AbstractTestBag.java
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@ -42,7 +42,7 @@ import org.apache.commons.collections.Bag;
* @author Chuck Burdick
* @author Stephen Colebourne
*/
public abstract class AbstractTestBag extends AbstractTestObject {
public abstract class AbstractTestBag<T> extends AbstractTestObject {
// TODO: this class should really extend from TestCollection, but the bag
// implementations currently do not conform to the Collection interface. Once
// those are fixed or at least a strategy is made for resolving the issue, this
@ -63,52 +63,46 @@ public abstract class AbstractTestBag extends AbstractTestObject {
*
* @return the bag to be tested
*/
public abstract Bag makeBag();
/**
* Implements the superclass method to return the Bag.
*
* @return the bag to be tested
*/
public Object makeObject() {
return makeBag();
}
public abstract Bag<T> makeObject();
//-----------------------------------------------------------------------
@SuppressWarnings("unchecked")
public void testBagAdd() {
Bag bag = makeBag();
bag.add("A");
Bag<T> bag = makeObject();
bag.add((T) "A");
assertTrue("Should contain 'A'", bag.contains("A"));
assertEquals("Should have count of 1", 1, bag.getCount("A"));
bag.add("A");
bag.add((T) "A");
assertTrue("Should contain 'A'", bag.contains("A"));
assertEquals("Should have count of 2", 2, bag.getCount("A"));
bag.add("B");
bag.add((T) "B");
assertTrue(bag.contains("A"));
assertTrue(bag.contains("B"));
}
@SuppressWarnings("unchecked")
public void testBagEqualsSelf() {
Bag bag = makeBag();
Bag<T> bag = makeObject();
assertTrue(bag.equals(bag));
bag.add("elt");
bag.add((T) "elt");
assertTrue(bag.equals(bag));
bag.add("elt"); // again
bag.add((T) "elt"); // again
assertTrue(bag.equals(bag));
bag.add("elt2");
bag.add((T) "elt2");
assertTrue(bag.equals(bag));
}
@SuppressWarnings("unchecked")
public void testRemove() {
Bag bag = makeBag();
bag.add("A");
Bag<T> bag = makeObject();
bag.add((T) "A");
assertEquals("Should have count of 1", 1, bag.getCount("A"));
bag.remove("A");
assertEquals("Should have count of 0", 0, bag.getCount("A"));
bag.add("A");
bag.add("A");
bag.add("A");
bag.add("A");
bag.add((T) "A");
bag.add((T) "A");
bag.add((T) "A");
bag.add((T) "A");
assertEquals("Should have count of 4", 4, bag.getCount("A"));
bag.remove("A", 0);
assertEquals("Should have count of 4", 4, bag.getCount("A"));
@ -118,14 +112,15 @@ public abstract class AbstractTestBag extends AbstractTestObject {
assertEquals("Should have count of 0", 0, bag.getCount("A"));
}
@SuppressWarnings("unchecked")
public void testRemoveAll() {
Bag bag = makeBag();
bag.add("A", 2);
Bag<T> bag = makeObject();
bag.add((T) "A", 2);
assertEquals("Should have count of 2", 2, bag.getCount("A"));
bag.add("B");
bag.add("C");
bag.add((T) "B");
bag.add((T) "C");
assertEquals("Should have count of 4", 4, bag.size());
List delete = new ArrayList();
List<String> delete = new ArrayList<String>();
delete.add("A");
delete.add("B");
bag.removeAll(delete);
@ -135,36 +130,38 @@ public abstract class AbstractTestBag extends AbstractTestObject {
assertEquals("Should have count of 2", 2, bag.size());
}
@SuppressWarnings("unchecked")
public void testContains() {
Bag bag = makeBag();
Bag<T> bag = makeObject();
assertEquals("Bag does not have at least 1 'A'", false, bag.contains("A"));
assertEquals("Bag does not have at least 1 'B'", false, bag.contains("B"));
bag.add("A"); // bag 1A
bag.add((T) "A"); // bag 1A
assertEquals("Bag has at least 1 'A'", true, bag.contains("A"));
assertEquals("Bag does not have at least 1 'B'", false, bag.contains("B"));
bag.add("A"); // bag 2A
bag.add((T) "A"); // bag 2A
assertEquals("Bag has at least 1 'A'", true, bag.contains("A"));
assertEquals("Bag does not have at least 1 'B'", false, bag.contains("B"));
bag.add("B"); // bag 2A,1B
bag.add((T) "B"); // bag 2A,1B
assertEquals("Bag has at least 1 'A'", true, bag.contains("A"));
assertEquals("Bag has at least 1 'B'", true, bag.contains("B"));
}
@SuppressWarnings("unchecked")
public void testContainsAll() {
Bag bag = makeBag();
List known = new ArrayList();
List known1A = new ArrayList();
Bag<T> bag = makeObject();
List<String> known = new ArrayList<String>();
List<String> known1A = new ArrayList<String>();
known1A.add("A");
List known2A = new ArrayList();
List<String> known2A = new ArrayList<String>();
known2A.add("A");
known2A.add("A");
List known1B = new ArrayList();
List<String> known1B = new ArrayList<String>();
known1B.add("B");
List known1A1B = new ArrayList();
List<String> known1A1B = new ArrayList<String>();
known1A1B.add("A");
known1A1B.add("B");
@ -174,28 +171,28 @@ public abstract class AbstractTestBag extends AbstractTestObject {
assertEquals("Bag does not containsAll of 1 'B'", false, bag.containsAll(known1B));
assertEquals("Bag does not containsAll of 1 'A' 1 'B'", false, bag.containsAll(known1A1B));
bag.add("A"); // bag 1A
bag.add((T) "A"); // bag 1A
assertEquals("Bag containsAll of empty", true, bag.containsAll(known));
assertEquals("Bag containsAll of 1 'A'", true, bag.containsAll(known1A));
assertEquals("Bag does not containsAll of 2 'A'", false, bag.containsAll(known2A));
assertEquals("Bag does not containsAll of 1 'B'", false, bag.containsAll(known1B));
assertEquals("Bag does not containsAll of 1 'A' 1 'B'", false, bag.containsAll(known1A1B));
bag.add("A"); // bag 2A
bag.add((T) "A"); // bag 2A
assertEquals("Bag containsAll of empty", true, bag.containsAll(known));
assertEquals("Bag containsAll of 1 'A'", true, bag.containsAll(known1A));
assertEquals("Bag containsAll of 2 'A'", true, bag.containsAll(known2A));
assertEquals("Bag does not containsAll of 1 'B'", false, bag.containsAll(known1B));
assertEquals("Bag does not containsAll of 1 'A' 1 'B'", false, bag.containsAll(known1A1B));
bag.add("A"); // bag 3A
bag.add((T) "A"); // bag 3A
assertEquals("Bag containsAll of empty", true, bag.containsAll(known));
assertEquals("Bag containsAll of 1 'A'", true, bag.containsAll(known1A));
assertEquals("Bag containsAll of 2 'A'", true, bag.containsAll(known2A));
assertEquals("Bag does not containsAll of 1 'B'", false, bag.containsAll(known1B));
assertEquals("Bag does not containsAll of 1 'A' 1 'B'", false, bag.containsAll(known1A1B));
bag.add("B"); // bag 3A1B
bag.add((T) "B"); // bag 3A1B
assertEquals("Bag containsAll of empty", true, bag.containsAll(known));
assertEquals("Bag containsAll of 1 'A'", true, bag.containsAll(known1A));
assertEquals("Bag containsAll of 2 'A'", true, bag.containsAll(known2A));
@ -203,18 +200,19 @@ public abstract class AbstractTestBag extends AbstractTestObject {
assertEquals("Bag containsAll of 1 'A' 1 'B'", true, bag.containsAll(known1A1B));
}
@SuppressWarnings("unchecked")
public void testSize() {
Bag bag = makeBag();
Bag<T> bag = makeObject();
assertEquals("Should have 0 total items", 0, bag.size());
bag.add("A");
bag.add((T) "A");
assertEquals("Should have 1 total items", 1, bag.size());
bag.add("A");
bag.add((T) "A");
assertEquals("Should have 2 total items", 2, bag.size());
bag.add("A");
bag.add((T) "A");
assertEquals("Should have 3 total items", 3, bag.size());
bag.add("B");
bag.add((T) "B");
assertEquals("Should have 4 total items", 4, bag.size());
bag.add("B");
bag.add((T) "B");
assertEquals("Should have 5 total items", 5, bag.size());
bag.remove("A", 2);
assertEquals("Should have 1 'A'", 1, bag.getCount("A"));
@ -223,28 +221,30 @@ public abstract class AbstractTestBag extends AbstractTestObject {
assertEquals("Should have 1 total item", 1, bag.size());
}
@SuppressWarnings("unchecked")
public void testRetainAll() {
Bag bag = makeBag();
bag.add("A");
bag.add("A");
bag.add("A");
bag.add("B");
bag.add("B");
bag.add("C");
List retains = new ArrayList();
Bag<T> bag = makeObject();
bag.add((T) "A");
bag.add((T) "A");
bag.add((T) "A");
bag.add((T) "B");
bag.add((T) "B");
bag.add((T) "C");
List<String> retains = new ArrayList<String>();
retains.add("B");
retains.add("C");
bag.retainAll(retains);
assertEquals("Should have 2 total items", 2, bag.size());
}
@SuppressWarnings("unchecked")
public void testIterator() {
Bag bag = makeBag();
bag.add("A");
bag.add("A");
bag.add("B");
Bag<T> bag = makeObject();
bag.add((T) "A");
bag.add((T) "A");
bag.add((T) "B");
assertEquals("Bag should have 3 items", 3, bag.size());
Iterator i = bag.iterator();
Iterator<T> i = bag.iterator();
boolean foundA = false;
while (i.hasNext()) {
@ -264,12 +264,13 @@ public abstract class AbstractTestBag extends AbstractTestObject {
assertEquals("Bag should have 1 'A'", 1, bag.getCount("A"));
}
@SuppressWarnings("unchecked")
public void testIteratorFail() {
Bag bag = makeBag();
bag.add("A");
bag.add("A");
bag.add("B");
Iterator it = bag.iterator();
Bag<T> bag = makeObject();
bag.add((T) "A");
bag.add((T) "A");
bag.add((T) "B");
Iterator<T> it = bag.iterator();
it.next();
bag.remove("A");
try {
@ -280,12 +281,13 @@ public abstract class AbstractTestBag extends AbstractTestObject {
}
}
@SuppressWarnings("unchecked")
public void testIteratorFailNoMore() {
Bag bag = makeBag();
bag.add("A");
bag.add("A");
bag.add("B");
Iterator it = bag.iterator();
Bag<T> bag = makeObject();
bag.add((T) "A");
bag.add((T) "A");
bag.add((T) "B");
Iterator<T> it = bag.iterator();
it.next();
it.next();
it.next();
@ -297,12 +299,13 @@ public abstract class AbstractTestBag extends AbstractTestObject {
}
}
@SuppressWarnings("unchecked")
public void testIteratorFailDoubleRemove() {
Bag bag = makeBag();
bag.add("A");
bag.add("A");
bag.add("B");
Iterator it = bag.iterator();
Bag<T> bag = makeObject();
bag.add((T) "A");
bag.add((T) "A");
bag.add((T) "B");
Iterator<T> it = bag.iterator();
it.next();
it.next();
assertEquals(3, bag.size());
@ -320,12 +323,13 @@ public abstract class AbstractTestBag extends AbstractTestObject {
assertEquals(1, bag.size());
}
@SuppressWarnings("unchecked")
public void testIteratorRemoveProtectsInvariants() {
Bag bag = makeBag();
bag.add("A");
bag.add("A");
Bag<T> bag = makeObject();
bag.add((T) "A");
bag.add((T) "A");
assertEquals(2, bag.size());
Iterator it = bag.iterator();
Iterator<T> it = bag.iterator();
assertEquals("A", it.next());
assertEquals(true, it.hasNext());
it.remove();
@ -337,17 +341,18 @@ public abstract class AbstractTestBag extends AbstractTestObject {
assertEquals(0, bag.size());
assertEquals(false, it.hasNext());
Iterator it2 = bag.iterator();
Iterator<T> it2 = bag.iterator();
assertEquals(false, it2.hasNext());
}
@SuppressWarnings("unchecked")
public void testToArray() {
Bag bag = makeBag();
bag.add("A");
bag.add("A");
bag.add("B");
bag.add("B");
bag.add("C");
Bag<T> bag = makeObject();
bag.add((T) "A");
bag.add((T) "A");
bag.add((T) "B");
bag.add((T) "B");
bag.add((T) "C");
Object[] array = bag.toArray();
int a = 0, b = 0, c = 0;
for (int i = 0; i < array.length; i++) {
@ -360,13 +365,14 @@ public abstract class AbstractTestBag extends AbstractTestObject {
assertEquals(1, c);
}
@SuppressWarnings("unchecked")
public void testToArrayPopulate() {
Bag bag = makeBag();
bag.add("A");
bag.add("A");
bag.add("B");
bag.add("B");
bag.add("C");
Bag<T> bag = makeObject();
bag.add((T) "A");
bag.add((T) "A");
bag.add((T) "B");
bag.add((T) "B");
bag.add((T) "C");
String[] array = (String[]) bag.toArray(new String[0]);
int a = 0, b = 0, c = 0;
for (int i = 0; i < array.length; i++) {
@ -380,60 +386,63 @@ public abstract class AbstractTestBag extends AbstractTestObject {
}
//-----------------------------------------------------------------------
@SuppressWarnings("unchecked")
public void testEquals() {
Bag bag = makeBag();
Bag bag2 = makeBag();
Bag<T> bag = makeObject();
Bag<T> bag2 = makeObject();
assertEquals(true, bag.equals(bag2));
bag.add("A");
bag.add((T) "A");
assertEquals(false, bag.equals(bag2));
bag2.add("A");
bag2.add((T) "A");
assertEquals(true, bag.equals(bag2));
bag.add("A");
bag.add("B");
bag.add("B");
bag.add("C");
bag2.add("A");
bag2.add("B");
bag2.add("B");
bag2.add("C");
bag.add((T) "A");
bag.add((T) "B");
bag.add((T) "B");
bag.add((T) "C");
bag2.add((T) "A");
bag2.add((T) "B");
bag2.add((T) "B");
bag2.add((T) "C");
assertEquals(true, bag.equals(bag2));
}
@SuppressWarnings("unchecked")
public void testEqualsHashBag() {
Bag bag = makeBag();
Bag bag2 = new HashBag();
Bag<T> bag = makeObject();
Bag<T> bag2 = new HashBag<T>();
assertEquals(true, bag.equals(bag2));
bag.add("A");
bag.add((T) "A");
assertEquals(false, bag.equals(bag2));
bag2.add("A");
bag2.add((T) "A");
assertEquals(true, bag.equals(bag2));
bag.add("A");
bag.add("B");
bag.add("B");
bag.add("C");
bag2.add("A");
bag2.add("B");
bag2.add("B");
bag2.add("C");
bag.add((T) "A");
bag.add((T) "B");
bag.add((T) "B");
bag.add((T) "C");
bag2.add((T) "A");
bag2.add((T) "B");
bag2.add((T) "B");
bag2.add((T) "C");
assertEquals(true, bag.equals(bag2));
}
@SuppressWarnings("unchecked")
public void testHashCode() {
Bag bag = makeBag();
Bag bag2 = makeBag();
Bag<T> bag = makeObject();
Bag<T> bag2 = makeObject();
assertEquals(0, bag.hashCode());
assertEquals(0, bag2.hashCode());
assertEquals(bag.hashCode(), bag2.hashCode());
bag.add("A");
bag.add("A");
bag.add("B");
bag.add("B");
bag.add("C");
bag2.add("A");
bag2.add("A");
bag2.add("B");
bag2.add("B");
bag2.add("C");
bag.add((T) "A");
bag.add((T) "A");
bag.add((T) "B");
bag.add((T) "B");
bag.add((T) "C");
bag2.add((T) "A");
bag2.add((T) "A");
bag2.add((T) "B");
bag2.add((T) "B");
bag2.add((T) "C");
assertEquals(bag.hashCode(), bag2.hashCode());
int total = 0;
@ -445,8 +454,9 @@ public abstract class AbstractTestBag extends AbstractTestObject {
}
//-----------------------------------------------------------------------
@SuppressWarnings("unchecked")
public void testEmptyBagSerialization() throws IOException, ClassNotFoundException {
Bag bag = makeBag();
Bag<T> bag = makeObject();
if (!(bag instanceof Serializable && isTestSerialization())) return;
byte[] objekt = writeExternalFormToBytes((Serializable) bag);
@ -456,13 +466,14 @@ public abstract class AbstractTestBag extends AbstractTestObject {
assertEquals("Bag should be empty",0, bag2.size());
}
@SuppressWarnings("unchecked")
public void testFullBagSerialization() throws IOException, ClassNotFoundException {
Bag bag = makeBag();
bag.add("A");
bag.add("A");
bag.add("B");
bag.add("B");
bag.add("C");
Bag<T> bag = makeObject();
bag.add((T) "A");
bag.add((T) "A");
bag.add((T) "B");
bag.add((T) "B");
bag.add((T) "C");
int size = bag.size();
if (!(bag instanceof Serializable && isTestSerialization())) return;
@ -473,13 +484,25 @@ public abstract class AbstractTestBag extends AbstractTestObject {
assertEquals("Bag should be same size", size, bag2.size());
}
/**
* Skip the serialized cannonical tests for now.
*
* @return true
*
* TODO: store a new serialized object on the disk.
*/
protected boolean skipSerializedCanonicalTests() {
return true;
}
/**
* Compare the current serialized form of the Bag
* against the canonical version in SVN.
*/
@SuppressWarnings("unchecked")
public void testEmptyBagCompatibility() throws IOException, ClassNotFoundException {
// test to make sure the canonical form has been preserved
Bag bag = makeBag();
Bag<T> bag = makeObject();
if (bag instanceof Serializable && !skipSerializedCanonicalTests() && isTestSerialization()) {
Bag bag2 = (Bag) readExternalFormFromDisk(getCanonicalEmptyCollectionName(bag));
assertTrue("Bag is empty",bag2.size() == 0);
@ -491,14 +514,15 @@ public abstract class AbstractTestBag extends AbstractTestObject {
* Compare the current serialized form of the Bag
* against the canonical version in SVN.
*/
@SuppressWarnings("unchecked")
public void testFullBagCompatibility() throws IOException, ClassNotFoundException {
// test to make sure the canonical form has been preserved
Bag bag = makeBag();
bag.add("A");
bag.add("A");
bag.add("B");
bag.add("B");
bag.add("C");
Bag<T> bag = makeObject();
bag.add((T) "A");
bag.add((T) "A");
bag.add((T) "B");
bag.add((T) "B");
bag.add((T) "C");
if (bag instanceof Serializable && !skipSerializedCanonicalTests() && isTestSerialization()) {
Bag bag2 = (Bag) readExternalFormFromDisk(getCanonicalFullCollectionName(bag));
assertEquals("Bag is the right size",bag.size(), bag2.size());