X-Git-Url: https://zdv2.bktei.com/gitweb/EVA-2020-02-2.git/blobdiff_plain/651e1c201721a5903d0136d937c234166232c8e3..2c6a2d7204a1618695a9c5df5da306daeca6e41b:/library/tests/test_setup.py

diff --git a/library/tests/test_setup.py b/library/tests/test_setup.py
index e69de29..7c25d94 100644
--- a/library/tests/test_setup.py
+++ b/library/tests/test_setup.py
@@ -0,0 +1,98 @@
+import sys
+import mock
+from i2cdevice import MockSMBus
+
+
+class SMBusFakeDevice(MockSMBus):
+    def __init__(self, i2c_bus):
+        MockSMBus.__init__(self, i2c_bus)
+        self.regs[0x00:0x01] = 0x0f, 0x00
+
+
+def test_gas_setup():
+    sys.modules['RPi'] = mock.Mock()
+    sys.modules['RPi.GPIO'] = mock.Mock()
+    smbus = mock.Mock()
+    smbus.SMBus = SMBusFakeDevice
+    sys.modules['smbus'] = smbus
+    from enviroplus import gas
+    gas._is_setup = False
+    gas.setup()
+    gas.setup()
+
+
+def test_gas_read_all():
+    sys.modules['RPi'] = mock.Mock()
+    sys.modules['RPi.GPIO'] = mock.Mock()
+    smbus = mock.Mock()
+    smbus.SMBus = SMBusFakeDevice
+    sys.modules['smbus'] = smbus
+    from enviroplus import gas
+    gas._is_setup = False
+    result = gas.read_all()
+
+    assert type(result.oxidising) == float
+    assert int(result.oxidising) == 16641
+
+    assert type(result.reducing) == float
+    assert int(result.reducing) == 16727
+
+    assert type(result.nh3) == float
+    assert int(result.nh3) == 16813
+
+    assert "Oxidising" in str(result)
+
+
+def test_gas_read_each():
+    sys.modules['RPi'] = mock.Mock()
+    sys.modules['RPi.GPIO'] = mock.Mock()
+    smbus = mock.Mock()
+    smbus.SMBus = SMBusFakeDevice
+    sys.modules['smbus'] = smbus
+    from enviroplus import gas
+    gas._is_setup = False
+
+    assert int(gas.read_oxidising()) == 16641
+    assert int(gas.read_reducing()) == 16727
+    assert int(gas.read_nh3()) == 16813
+
+
+def test_gas_read_adc():
+    sys.modules['RPi'] = mock.Mock()
+    sys.modules['RPi.GPIO'] = mock.Mock()
+    smbus = mock.Mock()
+    smbus.SMBus = SMBusFakeDevice
+    sys.modules['smbus'] = smbus
+    from enviroplus import gas
+    gas._is_setup = False
+
+    gas.enable_adc(True)
+    gas.set_adc_gain(2.048)
+    assert gas.read_adc() == 0.255
+
+
+def test_gas_read_adc_default_gain():
+    sys.modules['RPi'] = mock.Mock()
+    sys.modules['RPi.GPIO'] = mock.Mock()
+    smbus = mock.Mock()
+    smbus.SMBus = SMBusFakeDevice
+    sys.modules['smbus'] = smbus
+    from enviroplus import gas
+    gas._is_setup = False
+
+    gas.enable_adc(True)
+    assert gas.read_adc() == 0.255
+
+
+def test_gas_read_adc_str():
+    sys.modules['RPi'] = mock.Mock()
+    sys.modules['RPi.GPIO'] = mock.Mock()
+    smbus = mock.Mock()
+    smbus.SMBus = SMBusFakeDevice
+    sys.modules['smbus'] = smbus
+    from enviroplus import gas
+    gas._is_setup = False
+
+    gas.enable_adc(True)
+    gas.set_adc_gain(2.048)
+    assert 'ADC' in str(gas.read_all())