@Test
public void
given_copy_on_write_when_copyElementForRemovalIfNeeded_with_Element_then_returns_same() {
CopyStrategyHandler copyStrategyHandler = new CopyStrategyHandler(false, true, copyStrategy);
Element element = new Element("key", "value");
assertThat(copyStrategyHandler.copyElementForRemovalIfNeeded(element), sameInstance(element));
}
@Test
public void
given_copy_on_read_and_write_when_copyElementForRemovalIfNeeded_with_Element_then_returns_different() {
Element element = new Element("key", "value");
Element serial = new Element("key", new byte[] {});
when(copyStrategy.copyForWrite(element)).thenReturn(new Element("key", new byte[] {}));
CopyStrategyHandler copyStrategyHandler = new CopyStrategyHandler(true, true, copyStrategy);
assertThat(copyStrategyHandler.copyElementForRemovalIfNeeded(element), is(serial));
verify(copyStrategy).copyForWrite(element);
}
@Test
public void
given_copy_on_read_and_write_when_copyElementForRemovalIfNeeded_with_null_then_returns_null() {
CopyStrategyHandler copyStrategyHandler = new CopyStrategyHandler(true, true, copyStrategy);
assertThat(copyStrategyHandler.copyElementForRemovalIfNeeded(null), nullValue());
}
@Test
public void given_no_copy_when_copyElementForRemovalIfNeeded_with_null_then_returns_null() {
CopyStrategyHandler copyStrategyHandler = new CopyStrategyHandler(false, false, null);
assertThat(copyStrategyHandler.copyElementForRemovalIfNeeded(null), nullValue());
}
