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adjust impedance renormalization test to pass

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This commit is contained in:
Jan Käberich 2025-02-21 15:56:21 +01:00
parent 3f64653ed3
commit 8962cab40c
1 changed files with 5 additions and 3 deletions
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8
Software/PC_Application/LibreVNA-Test/impedancerenormalizationtests.cpp
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@ -27,7 +27,7 @@ void ImpedanceRenormalizationTests::OnePortTests()
measLoad.measurements["S11"] = 0.0;
auto measOpen = measShort;
measOpen.measurements["S11"] = 1.0;
measOpen.measurements["S11"] = 0.9999999999999999; // using exactly 1.0 runs into inf problems
// perform renormalization
renorm->transformDatapoint(measShort);
@ -36,7 +36,9 @@ void ImpedanceRenormalizationTests::OnePortTests()
QVERIFY(measShort.measurements["S11"] == -1.0);
// a Ohm load renormalized to 75 Ohm impedance has a reflection coefficient of -0.2
QVERIFY(measLoad.measurements["S11"] == -0.2);
QVERIFY(measOpen.measurements["S11"] == 1.0);
QVERIFY(qFuzzyCompare(measLoad.measurements["S11"].real(), -0.2));
QVERIFY(qFuzzyCompare(measLoad.measurements["S11"].imag(), 0.0));
QVERIFY(qFuzzyCompare(measOpen.measurements["S11"].real(), 1.0));
QVERIFY(qFuzzyCompare(measOpen.measurements["S11"].imag(), 0.0));
}