GuavaCacheBasedLongPredicateMemoizerTest.java 文件源码

/**
 * @throws ExecutionException
 *             Added for the call to 'cache.get(..)'.
 */
@Test
@SuppressWarnings(CompilerWarnings.UNCHECKED)
public void shouldWrapExecutionExceptionInMemoizationException() throws ExecutionException {
    // given
    final LongPredicate predicate = a -> true;
    final LongFunction<String> keyFunction = a -> "key";
    final Cache<String, Boolean> cache = Mockito.mock(Cache.class);
    given(cache.get(any(), any())).willThrow(ExecutionException.class);
    final GuavaCacheBasedLongPredicateMemoizer<String> memoizer = new GuavaCacheBasedLongPredicateMemoizer<>(
            cache, keyFunction, predicate);

    // when
    thrown.expect(MemoizationException.class);

    // then
    memoizer.test(123);
}