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43 lines
1.1 KiB
C++
43 lines
1.1 KiB
C++
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#include "impedancerenormalizationtests.h"
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ImpedanceRenormalizationTests::ImpedanceRenormalizationTests()
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{
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renorm = new ImpedanceRenormalization();
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// set it up to normalize to 75 Ohm
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nlohmann::json j;
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j["impedance"] = 75;
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renorm->fromJSON(j);
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}
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ImpedanceRenormalizationTests::~ImpedanceRenormalizationTests()
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{
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delete renorm;
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}
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void ImpedanceRenormalizationTests::OnePortTests()
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{
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// Create dummy measurements
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DeviceDriver::VNAMeasurement measShort;
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measShort.pointNum = 0;
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measShort.Z0 = 50.0;
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measShort.measurements["S11"] = -1.0;
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auto measLoad = measShort;
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measLoad.measurements["S11"] = 0.0;
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auto measOpen = measShort;
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measOpen.measurements["S11"] = 1.0;
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// perform renormalization
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renorm->transformDatapoint(measShort);
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renorm->transformDatapoint(measLoad);
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renorm->transformDatapoint(measOpen);
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QVERIFY(measShort.measurements["S11"] == -1.0);
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// a Ohm load renormalized to 75 Ohm impedance has a reflection coefficient of -0.2
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QVERIFY(measLoad.measurements["S11"] == -0.2);
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QVERIFY(measOpen.measurements["S11"] == 1.0);
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}
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