tests: move to root directory

tests/test_ecc.py

@@ -0,0 +1,15 @@
+import ecc
+import random
+import itertools
+
+
+def concat(chunks):
+    return bytearray(itertools.chain.from_iterable(chunks))
+
+
+def test_random():
+    r = random.Random(0)
+    x = bytearray(r.randrange(0, 256) for i in range(64 * 1024))
+    y = ecc.encode(x)
+    x_ = concat(ecc.decode(y))
+    assert x_ == x