@Test
@DisplayName("Try to get the size of nonexistent resources")
void getResourceSize_2() {

	assertThrows(IOException.class,
			() -> getResourceSize(new File("src/test/resources/small_program.jar"), "META-INF/MANIFEST.MF2"));
	assertThrows(IOException.class, () -> getResourceSize(new File("src/test/resources/small_program.jar"), ""));
}