1 files changed, 62 insertions, 0 deletions
diff --git a/gr-blocks/python/blocks/qa_matrix_interleaver.py b/gr-blocks/python/blocks/qa_matrix_interleaver.py
new file mode 100755
index 0000000000..d254ef6b55
--- /dev/null
+++ b/gr-blocks/python/blocks/qa_matrix_interleaver.py
@@ -0,0 +1,62 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+#
+# Copyright 2021 Caliola Engineering, LLC.
+#
+# This file is part of GNU Radio
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+
+from gnuradio import gr, gr_unittest
+from gnuradio import blocks
+from matrix_interleaver import matrix_interleaver
+
+class qa_matrix_interleaver(gr_unittest.TestCase):
+
+    def setUp(self):
+        self.tb = gr.top_block()
+
+    def tearDown(self):
+        self.tb = None
+
+    def test_interleave(self):
+        tb = self.tb
+
+        # set up fg
+        cols, rows = 4, 10
+        vec = sum((cols * [x,] for x in range(rows)), [])
+        expected = cols * list(range(rows))
+
+        src = blocks.vector_source_f(vec, False)
+        itlv = matrix_interleaver(gr.sizeof_float, rows=rows, cols=cols)
+        snk = blocks.vector_sink_f()
+
+        tb.connect(src, itlv, snk)
+        tb.run()
+        result = snk.data()
+
+        # check data
+        self.assertFloatTuplesAlmostEqual(expected, result)
+
+    def test_deinterleave(self):
+        tb = self.tb
+
+        # set up fg
+        cols, rows = 4, 10
+        vec = sum((rows * [x,] for x in range(cols)), [])
+        expected = rows * list(range(cols))
+
+        src = blocks.vector_source_f(vec, False)
+        itlv = matrix_interleaver(gr.sizeof_float, rows=rows, cols=cols, deint=True)
+        snk = blocks.vector_sink_f()
+
+        tb.connect(src, itlv, snk)
+        tb.run()
+        result = snk.data()
+
+        # check data
+        self.assertFloatTuplesAlmostEqual(expected, result)
+
+if __name__ == '__main__':
+    gr_unittest.run(qa_matrix_interleaver)