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Ordnerstruktur

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This commit is contained in:
Silas Oettinghaus
2026-04-23 16:16:58 +02:00
parent 8fd68c0a54
commit 456fd02186
13 changed files with 1117 additions and 194 deletions
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47
Tests/00_signals/Signal_test.m
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@@ -87,6 +87,53 @@ classdef Signal_test < IMDDTestCase
testCase.verifyEqual(height(sig.logbook), 1);
end
function spectrumCanUseSamplingRateNormalizedFrequencyAxis(testCase)
fig = figure("Visible", "off");
cleanup = onCleanup(@() close(fig));
fignum = fig.Number;
sig = Signal(randn(4096, 1), "fs", 8e9);
sig.spectrum( ...
"fignum", fignum, ...
"normalizeToSamplingRate", 1, ...
"normalizeTo0dB", 1, ...
"fft_length", 512);
ax = findobj(fig, "Type", "Axes");
lineObj = findobj(ax, "Type", "Line");
testCase.verifyEqual(ax.XLim, [-0.5 0.5], "AbsTol", 1e-12);
testCase.verifyEqual(string(ax.XLabel.String), "Normalized Frequency f/fs");
testCase.verifyGreaterThanOrEqual(min(lineObj.XData), -0.5);
testCase.verifyLessThanOrEqual(max(lineObj.XData), 0.5);
testCase.verifyLessThanOrEqual(abs(min(lineObj.XData) + 0.5), 1/512);
testCase.verifyLessThanOrEqual(abs(max(lineObj.XData) - 0.5), 1/512);
end
function spectrumCanShowOneSidedSamplingRateNormalizedAxis(testCase)
fig = figure("Visible", "off");
cleanup = onCleanup(@() close(fig));
fignum = fig.Number;
sig = Signal(randn(4096, 1), "fs", 8e9);
sig.spectrum( ...
"fignum", fignum, ...
"normalizeToSamplingRate", 1, ...
"show_onesided", true, ...
"normalizeTo0dB", 1, ...
"fft_length", 512);
ax = findobj(fig, "Type", "Axes");
lineObj = findobj(ax, "Type", "Line");
testCase.verifyEqual(ax.XLim, [0 0.5], "AbsTol", 1e-12);
testCase.verifyGreaterThanOrEqual(min(lineObj.XData), 0);
testCase.verifyLessThanOrEqual(max(lineObj.XData), 0.5);
testCase.verifyLessThanOrEqual(abs(max(lineObj.XData) - 0.5), 1/512);
end
function castingRoundTripPreservesSignalThroughAllDomains(testCase)
infoIn = Informationsignal([0; 1; 1; 0]);