test _set_symbol_rate_mantissa

tests/config/test_0x11_mdmcfg3.py

@@ -0,0 +1,36 @@
+# python-cc1101 - Python Library to Transmit RF Signals via CC1101 Transceivers
+#
+# Copyright (C) 2020 Fabian Peter Hammerle <fabian@hammerle.me>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+import pytest
+
+# pylint: disable=protected-access
+
+
+@pytest.mark.parametrize(
+    ("mdmcfg3", "symbol_rate_mantissa"), [(0b00100010, 34), (0b10101010, 170)]
+)
+def test__get_symbol_rate_mantissa(transceiver, mdmcfg3, symbol_rate_mantissa):
+    transceiver._spi.xfer.return_value = [15, mdmcfg3]
+    assert transceiver._get_symbol_rate_mantissa() == symbol_rate_mantissa
+    transceiver._spi.xfer.assert_called_once_with([0x11 | 0x80, 0])
+
+
+@pytest.mark.parametrize(("mantissa"), (0, 0xFF, 0b10100101))
+def test__set_symbol_rate_mantissa(transceiver, mantissa):
+    transceiver._spi.xfer.return_value = [15, 15]
+    transceiver._set_symbol_rate_mantissa(mantissa)
+    transceiver._spi.xfer.assert_called_once_with([0x11 | 0x40, mantissa])

tests/test_config.py

@@ -74,15 +74,6 @@ def test__filter_bandwidth_floating_point_to_real(mantissa, exponent, real):
     ) == pytest.approx(real, rel=1e-3)
 
 
-@pytest.mark.parametrize(
-    ("mdmcfg3", "symbol_rate_mantissa"), [(0b00100010, 34), (0b10101010, 170)]
-)
-def test__get_symbol_rate_mantissa(transceiver, mdmcfg3, symbol_rate_mantissa):
-    transceiver._spi.xfer.return_value = [15, mdmcfg3]
-    assert transceiver._get_symbol_rate_mantissa() == symbol_rate_mantissa
-    transceiver._spi.xfer.assert_called_once_with([0x11 | 0x80, 0])
-
-
 _SYMBOL_RATE_MANTISSA_EXPONENT_REAL_PARAMS = [
     # > The default values give a data rate of 115.051 kBaud
     # > (closest setting to 115.2 kBaud), assuming a 26.0 MHz crystal.