@Test
public void testExplosionChanges() throws Exception {

    BlockHeader beforePauseBlock = new BlockHeaderBuilder(FAKE_HASH, 4_000_000, 0).build();
    assertEquals(-2, constantinopleConfig.getExplosion(beforePauseBlock, null));
    BlockHeader endOfIceAge = new BlockHeaderBuilder(FAKE_HASH, 5_000_000, 0).build();
    assertEquals(-2, constantinopleConfig.getExplosion(endOfIceAge, null));
    BlockHeader startExplodingBlock = new BlockHeaderBuilder(FAKE_HASH, 5_200_000, 0).build();
    assertEquals(0, constantinopleConfig.getExplosion(startExplodingBlock, null));
    startExplodingBlock = new BlockHeaderBuilder(FAKE_HASH, 6_000_000, 0).build();
    assertEquals(8, constantinopleConfig.getExplosion(startExplodingBlock, null));
    startExplodingBlock = new BlockHeaderBuilder(FAKE_HASH, 8_000_000, 0).build();
    assertEquals(28, constantinopleConfig.getExplosion(startExplodingBlock, null));
}