classdef Signalgenerator_test < IMDDTestCase
    methods (Test, TestTags = {'unit', 'fast', 'transmit', 'signalgenerator'})
        function constructorStoresDefaultConfiguration(testCase)
            gen = Signalgenerator();

            testCase.verifyEqual(gen.form, signalform.sine);
            testCase.verifyEqual(gen.length, 1024);
            testCase.verifyEqual(gen.fs, 1000);
            testCase.verifyEqual(gen.fsig, 50);
        end

        function buildSignalProducesExpectedSineWave(testCase)
            gen = Signalgenerator( ...
                "form", signalform.sine, ...
                "length", 4, ...
                "fs", 4, ...
                "fsig", 1);

            signal = gen.build_signal();
            expected = [0 1 0 -1];

            testCase.verifySize(signal, [1 4]);
            testCase.verifyEqual(signal, expected, "AbsTol", 1e-12);
        end

        function processWrapsGeneratedSignalInInformationsignal(testCase)
            gen = Signalgenerator( ...
                "form", signalform.sine, ...
                "length", 4, ...
                "fs", 4, ...
                "fsig", 1);

            out = gen.process();

            testCase.verifyClass(out, 'Informationsignal');
            testCase.verifySize(out.signal, [1 4]);
            testCase.verifyEqual(out.fs, 4);
            testCase.verifyEqual(out.signal, [0 1 0 -1], "AbsTol", 1e-12);
            testCase.verifyEqual(height(out.logbook), 1);
        end
    end
end