diff --git a/tests/test_nrPolarEncode.py b/tests/test_nrPolarEncode.py
new file mode 100644
index 0000000..1e86f4c
--- /dev/null
+++ b/tests/test_nrPolarEncode.py
@@ -0,0 +1,14 @@
+import numpy as np
+import pytest
+from py3gpp.nrPolarEncode import nrPolarEncode
+
+def test_nrPolarEncode():
+    nmax = 9
+    payload = np.ones(100).astype(int)
+    cw = nrPolarEncode(payload, 512, nmax=nmax)
+    cw_desired = np.array([0,1,0,0,0,1,1,0,1,1,0,1,0,0,1,0,0,0,1,0,1,0,0,0,0,0,1,1,1,1,0,1,1,1,0,1,1,0,1,1,1,1,1,1,0,0,0,1,1,0,1,0,1,0,1,1,1,1,1,1,1,1,1,1,0,0,1,0,1,1,1,0,0,0,1,0,1,1,0,0,1,1,0,1,0,1,1,0,1,0,1,0,1,0,1,0,1,1,0,1,1,0,1,0,0,1,1,0,0,1,1,0,0,0,1,1,1,1,0,0,0,0,0,0,0,0,0,1,1,0,0,1,1,1,0,1,0,1,1,0,0,0,0,0,0,1,1,0,1,0,1,0,0,0,0,1,0,1,1,0,0,1,0,1,0,1,0,1,0,0,0,1,0,1,1,0,1,0,1,1,1,1,0,0,1,0,0,0,0,0,0,1,0,0,0,0,1,0,1,0,0,1,1,0,0,0,0,1,0,1,1,0,1,0,1,1,0,1,1,1,1,1,1,0,1,0,1,0,1,0,1,1,0,1,1,1,1,1,1,0,1,1,0,1,0,1,0,0,1,0,0,0,0,0,0,0,1,0,0,1,0,0,1,0,0,1,0,1,0,0,1,1,0,0,0,0,0,0,1,1,0,1,0,0,0,0,1,1,1,1,1,1,0,0,0,0,1,0,0,0,1,1,1,1,0,1,1,1,1,1,1,1,0,1,1,1,1,1,1,0,1,1,1,1,1,0,1,0,1,0,1,0,1,1,0,1,1,1,1,1,1,1,0,1,1,1,0,1,0,1,0,0,1,1,1,1,0,0,0,1,0,0,0,1,1,0,0,0,1,1,1,0,1,0,0,0,1,0,0,0,0,0,0,0,0,1,0,0,1,0,0,1,1,1,1,0,0,0,0,1,0,1,0,0,0,0,0,1,0,1,1,0,1,0,0,0,0,1,1,1,1,1,1,0,0,1,1,0,1,0,0,0,0,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0,1,1,0,1,1,1,1,0,1,1,1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1])
+    assert np.array_equal(cw, cw_desired)
+
+
+if __name__ == '__main__':
+    test_nrPolarEncode()
\ No newline at end of file