@@ -0,0 +1,627 @@
+package ml.shifu.shifu.core;%0A%0Aimport org.testng.Assert;%0Aimport org.testng.annotations.Test;%0A%0Apublic class ConvergeJudgerTest %7B%0A%0A    @Test%0A    public void testIsConverged() %7B%0A        double train_err = 1.0;%0A        double test_err = 3.0;%0A        double threshold1 = 1.0;%0A        double threshold2 = 2.0;%0A        double threshold3 = 3.0;%0A        %0A        Assert.assertTrue(ConvergeJudger.isConverged(train_err, test_err, threshold1));%0A        Assert.assertTrue(ConvergeJudger.isConverged(train_err, test_err, threshold2));%0A        Assert.assertFalse(ConvergeJudger.isConverged(train_err, test_err, threshold3));%0A        %0A    %7D%0A%7D%0A

add ConvergeJudger Test class.