DB and 400G and minor changes
This commit is contained in:
Silas Oettinghaus
@@ -1,61 +1,68 @@
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classdef PAMmapper_test < matlab.unittest.TestCase
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properties
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Digi_Mod
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Tx_bits
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Rx_bits
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% M = 8; % Modulation order
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fsym = 112e9; % Symbol rate
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Tx_bits
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PAMmapper
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end
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properties (MethodSetupParameter)
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% Define method-level parameters for PRBS and bit pattern
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useprbs = struct('false', 0, 'true', 1); % variations: {0, 1}
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M = struct('M2', 2, 'M4', 4, 'M6', 6, 'M8', 8); % variations: {2, 4, 6, 8}
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O = struct('O10', 10, 'O15', 15, 'O17', 17); % variations: {10, 15, 17}
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end
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properties (TestParameter)
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M = {4,6,8};
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% Define test-level parameters for M and O
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end
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methods (TestMethodSetup)
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function setupModulation(testCase)
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% Setup PRBS and bit pattern for the test case
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O = 10; % Order of PRBS
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function setupModulation(testCase, useprbs, M, O)
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% Setup PRBS and bit pattern for the test case using parameters
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% Setup PRBS parameters
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N = 2^(O-1); % Length of PRBS
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useprbs = 1; % Flag to use PRBS
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randkey = 1; % Random key for random stream
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[~, seed] = prbs(O, 1); % Initialize first seed of PRBS
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bitpattern = [];
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if useprbs
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for i = 1:log2(testCase.M)
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for i = 1:log2(M)
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[bitpattern(:, i), seed] = prbs(O, N, seed);
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end
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else
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s = RandStream('twister', 'Seed', randkey);
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for i = 1:log2(testCase.M)
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for i = 1:log2(M)
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bitpattern(:, i) = randi(s, [0 1], N, 1);
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end
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end
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if testCase.M == 6
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if M == 6
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bitpattern = reshape(bitpattern, [], 1);
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bitpattern = bitpattern(1:end-mod(length(bitpattern), 5));
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end
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testCase.Tx_bits = Informationsignal(bitpattern);
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testCase.Digi_Mod = PAMmapper(testCase.M, 0);
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testCase.PAMmapper = PAMmapper(M, 0);
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end
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end
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methods (Test)
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function testBackToBackMapping(testCase)
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methods (Test, ParameterCombination = 'sequential')
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% Test with sequential combination of parameters
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function testBackToBackMapping(testCase, M, useprbs, O)
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% Test Bits -> Symbols -> Bits (Back-to-Back Mapping)
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% Map bits to symbols
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Symbols = testCase.Digi_Mod.map(testCase.Tx_bits);
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Symbols = testCase.PAMmapper.map(testCase.Tx_bits);
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% Demap symbols back to bits
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testCase.Rx_bits = testCase.Digi_Mod.demap(Symbols);
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Rx_bits = testCase.PAMmapper.demap(Symbols);
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% Validate BER is zero
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[~, error_num, ber, ~] = calc_ber(testCase.Tx_bits.signal, testCase.Rx_bits.signal, ...
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[~, error_num, ber, ~] = calc_ber(testCase.Tx_bits.signal, Rx_bits.signal, ...
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"skip_front", 0, "skip_end", 0, "returnErrorLocation", 1);
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% Assert that BER is zero
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@@ -63,5 +70,5 @@ classdef PAMmapper_test < matlab.unittest.TestCase
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testCase.verifyEqual(error_num, 0, 'No errors should occur in the mapping process');
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end
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end
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end
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@@ -1,11 +1,108 @@
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classdef Duobinary_test < matlab.unittest.TestCase
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% Test class for Duobinary
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properties
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%genereal properties of the test
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ber
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errors
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errorIndice
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numbits
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numsymbols
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end
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properties (MethodSetupParameter)
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% Define method-level parameters for PRBS and bit pattern
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% i.e.: useprbs = {0,1};
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useprbs = struct('true', 1,'false', 0); % variations: {0, 1}
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M = struct('M2', 2, 'M4', 4, 'M6', 6, 'M8', 8); % variations: {2, 4, 6, 8}
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O = struct('O10', 10,'O11', 11,'O12', 12,'O13', 13, 'O15', 15, 'O17', 17); % variations: {10, 15, 17}
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end
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properties (TestParameter)
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% Define test-level parameters for M and O
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end
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methods (TestMethodSetup, ParameterCombination = 'pairwise')
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function setupTest(testCase, useprbs, M, O)
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randkey = 1;
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datarate = 448e9;
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fsym = round(datarate / log2(M)) ;
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%%%%% PRBS Generation in correct shape for Modulation Format %%%%%%
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N = 2^O; %length of prbs
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[~,seed] = prbs(O,1); %initialize first seed of prbs
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bitpattern=[];
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if useprbs
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for i = 1:log2(M)
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[bitpattern(:,i),seed] = prbs(O,N,seed);
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end
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else
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s = RandStream('twister','Seed',randkey);
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for i = 1:log2(M)
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bitpattern(:,i) = randi(s,[0 1], N, 1);
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end
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end
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if M == 6
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bitpattern = reshape(bitpattern,[],1);
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bitpattern = bitpattern(1:end-mod(length(bitpattern),5));
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end
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testCase.numbits = length(bitpattern);
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Tx_bits = Informationsignal(bitpattern);
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Symbols_tx = PAMmapper(M,0).map(Tx_bits);
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Symbols_tx.fs = fsym;
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testCase.numsymbols = length(Symbols_tx);
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Symbols_tx = PAMmapper(M,0).map(Tx_bits);
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Symbols_tx.fs = fsym;
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Symbols = Duobinary().precode(Symbols_tx);
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Symbols = Duobinary().encode(Symbols);
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Symbols = Duobinary().decode(Symbols);
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Rx_bits = PAMmapper(M,0).demap(Symbols);
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[bits,testCase.errors,testCase.ber,testCase.errorIndice] = calc_ber(Tx_bits.signal,Rx_bits.signal,"skip_front",0,"skip_end",0,"returnErrorLocation",1);
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end
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end
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methods (Test)
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function testExample(testCase)
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% Example test case for Duobinary
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% Add your test code here
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testCase.verifyTrue(true);
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% Test with sequential combination of parameters
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function checkBerZero(testCase, useprbs, M, O)
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% Assert that BER is zero
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testCase.verifyEqual(testCase.ber, 0, ['Numer of Errors is not zero, found ',num2str(testCase.errors), ' errors at position ', num2str(testCase.errorIndice),' out of ', num2str(2^O)]);
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end
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function checkBerCloseToZero(testCase, useprbs, M, O)
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testCase.verifyLessThan(testCase.errors, 5, ['Found more than 5 errors. Found ',num2str(testCase.errors),' errors.']);
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% if ~isempty(testCase.errorIndice)
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% testCase.verifyEqual(testCase.errorIndice, 2^O , ['Error is NOT at the End but at: ', num2str(testCase.errorIndice),' of ', num2str(2^O)]);
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% testCase.verifyEqual(testCase.errorIndice,1, ['Error is NOT at the Beginning but at: ', num2str(testCase.errorIndice),' of ', num2str(2^O)]);
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% end
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end
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function checkSystemFailure(testCase, useprbs, M, O)
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testCase.verifyLessThan(testCase.ber, 0.1, ['BER is higher than 10%. Soemthing is completely wrong! (BER is ',num2str(testCase.ber),')']);
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end
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end
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end
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50
Tests/Testclass_template.m
Normal file
50
Tests/Testclass_template.m
Normal file
@@ -0,0 +1,50 @@
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classdef Testclass_template < matlab.unittest.TestCase
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properties
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%genereal properties of the test
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end
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properties (MethodSetupParameter)
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% Define method-level parameters for PRBS and bit pattern
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% i.e.: useprbs = {0,1};
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useprbs = {0,1};
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M = {2,4,6};
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end
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properties (TestParameter)
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% Define test-level parameters for M and O
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end
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methods (TestMethodSetup)
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function setupTest(testCase, useprbs, M)
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% Setup everything that is somehow reguired for the test,
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% include the MethodSetupParameters here as arguments
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end
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end
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methods (Test)
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% Test with sequential combination of parameters
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function myTest(testCase, M, useprbs)
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% Write the actual test,
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% include the MethodSetupParameters here as arguments
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% Assert that BER is zero
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testCase.verifyEqual(M, M, 'error message');
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testCase.verifyEqual(useprbs, useprbs, 'error message');
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end
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% Test with sequential combination of parameters
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function anotherTest(testCase, M)
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% Write the actual test,
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% include the MethodSetupParameters here as arguments
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% Assert that BER is zero
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testCase.verifyEqual(M, M, 'error message');
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testCase.verifyClass(M,'double');
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end
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end
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end
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