assertSame(o1, scope.scope(Key.get(Object.class), () -> null).get());

        scope.exit();

        assertThrows(IllegalStateException.class, () -> scope.exit());
    }

    @Test
    void testMultiKeyInstance() throws Exception {
        MojoExecutionScope scope = new MojoExecutionScope();
        scope.enter();

        final AtomicInteger beforeExecution = new AtomicInteger();