add codes testing utils

test/modules/test_utils.py

@@ -0,0 +1,18 @@
+
+import torch
+import numpy as np
+import unittest
+
+import fastNLP.modules.utils as utils
+
+class TestUtils(unittest.TestCase):
+    def test_case_1(self):
+        a = torch.tensor([
+            [1, 2, 3, 4, 5], [2, 3, 4, 5, 6]
+        ])
+        utils.orthogonal(a)
+
+    def test_case_2(self):
+        a = np.random.rand(100, 100)
+        utils.mst(a)
+