use fp symbol instead, merge master changes before merging back to improve circles

tests/test_timeinsert.py

@@ -0,0 +1,28 @@
+#!/usr/bin/env python3
+import unittest, sys
+sys.path.append(".")
+sys.path.append("src/")
+
+from onionrblocks import time_insert
+from onionrblocks import onionrblockapi
+
+class TestTimeInsert(unittest.TestCase):
+    def test_time_insert_none(self):
+        bl = time_insert('test')
+        self.assertTrue(bl)
+        bl = onionrblockapi.Block(bl)
+        self.assertIs(bl.bmetadata['dly'], 0)
+
+    def test_time_insert_10(self):
+        bl = time_insert('test', delay=10)
+        self.assertTrue(bl)
+        bl = onionrblockapi.Block(bl)
+        self.assertIs(bl.bmetadata['dly'], 10)
+
+    def test_negative(self):
+        self.assertRaises(ValueError, time_insert, 'test', delay=-1)
+        self.assertRaises(ValueError, time_insert, 'test', delay=-10)
+
+
+
+unittest.main()