@Test
public void testRemovingDecreasesCountAndCannotRetrieve() {
EntityCollection collection = new EntityCollection();
collection.add("TestName1", EntityType.Historic);
collection.add("TestName2", EntityType.Programmed);
Assert.assertEquals(2, collection.count());
Assert.assertTrue(collection.remove("TestName1"));
Assert.assertEquals(1, collection.count());
Assert.assertNull(collection.get("TestName1"));
}
@Test
public void testAddingEntityWithSameNameAsExistingOneReturnsFalse() {
EntityCollection collection = new EntityCollection();
Assert.assertEquals(0, collection.count());
Assert.assertTrue(collection.add("TestName"));
Assert.assertEquals(1, collection.count());
Assert.assertFalse(collection.add("TestName"));
Assert.assertEquals(1, collection.count());
Assert.assertFalse(collection.add("TestName", EntityType.Historic));
Assert.assertEquals(1, collection.count());
}
@Test
public void testAddingEntityWithTypeCreatesWithCorrectType() {
EntityCollection collection = new EntityCollection();
Assert.assertEquals(0, collection.count());
collection.add("TestName", EntityType.Historic);
Assert.assertEquals(1, collection.count());
Entity entity = collection.get("TestName");
Assert.assertEquals("TestName", entity.getName());
Assert.assertEquals(EntityType.Historic, entity.getType());
}
@Test
public void testAddingEntityIncreasesCountAndCreatesEntityWithName() {
EntityCollection collection = new EntityCollection();
Assert.assertEquals(0, collection.count());
collection.add("TestName");
Assert.assertEquals(1, collection.count());
Entity entity = collection.get("TestName");
Assert.assertEquals("TestName", entity.getName());
Assert.assertEquals(EntityType.None, entity.getType());
}
@Test
public void testGettingNonExistingNameReturnsNull() {
EntityCollection collection = new EntityCollection();
collection.add("TestName1", EntityType.Historic);
collection.add("TestName2", EntityType.Programmed);
Assert.assertEquals(2, collection.count());
Assert.assertNull(collection.get("TestName3"));
}
@Test
public void testAddingTwoEntitiesCanBeRetrieved() {
EntityCollection collection = new EntityCollection();
collection.add("TestName1", EntityType.Historic);
collection.add("TestName2", EntityType.Programmed);
Assert.assertEquals(2, collection.count());
Entity entity1 = collection.get("TestName1");
Entity entity2 = collection.get("TestName2");
Assert.assertEquals("TestName1", entity1.getName());
Assert.assertEquals("TestName2", entity2.getName());
Assert.assertEquals(EntityType.Historic, entity1.getType());
Assert.assertEquals(EntityType.Programmed, entity2.getType());
}
@Test
public void testCreatingEntityCollectionGivesCountEqualToZero() {
EntityCollection collection = new EntityCollection();
Assert.assertEquals(0, collection.count());
}