class TestRFToolsDatapoint(unittest.TestCase):
def setUp(self):
self.dp = Datapoint(100000, 0.1091, 0.3118)
self.dp0 = Datapoint(100000, 0, 0)
self.dp50 = Datapoint(100000, 1, 0)
self.dp75 = Datapoint(100000, 0.2, 0)
self.dp_im50 = Datapoint(100000, 0, 1)
def test_properties(self):
self.assertEqual(self.dp.z, complex(0.1091, 0.3118))
self.assertAlmostEqual(self.dp.phase, 1.23420722)
self.assertEqual(self.dp0.gain, -math.inf)
self.assertAlmostEqual(self.dp.gain, -9.6208748)
self.assertEqual(self.dp50.vswr, 1.0)
self.assertAlmostEqual(self.dp.vswr, 1.9865736)
self.assertAlmostEqual(self.dp.impedance(),
complex(49.997525, 34.9974501))
self.assertAlmostEqual(self.dp.impedance(75),
complex(74.99628755, 52.49617517))
self.assertEqual(self.dp0.qFactor(), 0.0)
self.assertEqual(self.dp75.qFactor(), 0.0)
self.assertEqual(self.dp_im50.qFactor(), -1.0)
self.assertAlmostEqual(self.dp.qFactor(), 0.6999837)
self.assertAlmostEqual(self.dp.capacitiveEquivalent(), -4.54761539e-08)
self.assertAlmostEqual(self.dp.inductiveEquivalent(), 5.57001e-05)
def getYPosition(self, d: Datapoint) -> int:
try:
return (self.topMargin + round(
(self.maxValue - d.capacitiveEquivalent()) / self.span *
self.dim.height))
except ValueError:
return self.topMargin
def getYPosition(self, d: Datapoint) -> int:
return (self.topMargin + round(
(self.maxValue - d.capacitiveEquivalent()) / self.span *
self.chartHeight))
