@@ -0,0 +1,463 @@
+package us.codecraft.webmagic.utils;%0A%0Aimport org.junit.Assert;%0Aimport org.junit.Test;%0A%0Apublic class NumberUtilsTest %7B%0A%0A%09@Test%0A%09public void testCompareLong() %7B%0A%09%09Assert.assertEquals(0, NumberUtils.compareLong(0L, 0L));%0A%09%09Assert.assertEquals(1, NumberUtils.compareLong(9L, 0L));%0A%09%09Assert.assertEquals(-1, NumberUtils.compareLong(0L, 9L));%0A%09%09Assert.assertEquals(-1, NumberUtils.compareLong(-9L, 0L));%0A%09%09Assert.assertEquals(1, NumberUtils.compareLong(0L, -9L));%0A%09%7D%0A%7D%0A

Add unit tests for us.codecraft.webmagic.utils.NumberUtils