Dieharder是一个 测试一序列伪随机数的随机性能的测试套件，包括：生日间隔测试，在一个字节流中计算1的测试，最短距离测试,随机范围测试,和重叠测试,跑上测试,跑下测试,双骰子测试等等

-Dieharder is a random number generator (rng) testing suite.It includes,Birthday spacings test,,　　Overlapping permutations test,

Ranks of matrices test,Count the 1s,Parking lot test,Minimum distance test and so on.