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@@ -0,0 +1,44 @@
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+# python-cc1101 - Python Library to Transmit RF Signals via C1101 Transceivers
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+#
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+# Copyright (C) 2020 Fabian Peter Hammerle <fabian@hammerle.me>
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+#
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+# This program is free software: you can redistribute it and/or modify
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+# it under the terms of the GNU General Public License as published by
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+# the Free Software Foundation, either version 3 of the License, or
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+# any later version.
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+#
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+# This program is distributed in the hope that it will be useful,
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+# but WITHOUT ANY WARRANTY; without even the implied warranty of
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+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+# GNU General Public License for more details.
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+#
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+# You should have received a copy of the GNU General Public License
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+# along with this program. If not, see <https://www.gnu.org/licenses/>.
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+
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+import unittest.mock
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+
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+import pytest
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+
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+# pylint: disable=protected-access
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+
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+
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+@pytest.mark.parametrize(
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+ ("frend0_before", "frend0_after", "setting_index"),
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+ [
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+ (0b01000, 0b01000, 0),
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+ (0b01000, 0b01001, 1),
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+ (0b01000, 0b01111, 7),
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+ (0b10000, 0b10000, 0),
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+ (0b10000, 0b10001, 1),
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+ (0b10000, 0b10111, 7),
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+ ],
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+)
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+def test__set_power_amplifier_setting_index(
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+ transceiver, frend0_before, frend0_after, setting_index
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+):
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+ transceiver._spi.xfer.return_value = [15, 15]
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+ with unittest.mock.patch.object(
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+ transceiver, "_read_single_byte", return_value=frend0_before
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+ ):
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+ transceiver._set_power_amplifier_setting_index(setting_index)
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+ transceiver._spi.xfer.assert_called_once_with([0x22 | 0x40, frend0_after])
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