classdef tExport < matlab.unittest.TestCase
    %TEXPORT Tests for tdcs_export_all (organized CSV export of all variations).

    methods (Test)

        function testExportTreeAndContents(testCase)
            outRoot = tempname;
            files = tdcs_export_all(outRoot);
            testCase.verifyGreaterThanOrEqual(numel(files), 22);  % 1 + 9 + 3 + 9

            % curated: 12 animals
            Tc = readtable(fullfile(outRoot, 'curated_all.csv'), 'TextType', 'string');
            testCase.verifyEqual(numel(unique(Tc.subject)), 12);

            % scenario mergeB2_full: Box-B2 has 5 subjects
            Sb = readtable(fullfile(outRoot, 'scenarios', 'mergeB2_full.csv'), 'TextType', 'string');
            nB2 = numel(unique(Sb.subject(Sb.group == "Electrode-Box-B2")));
            testCase.verifyEqual(nB2, 5);

            % anchor file carries a binary tDCS factor with both levels
            A = readtable(fullfile(outRoot, 'anchors', 'mergeA2_B2vsA2.csv'));
            testCase.verifyEqual(sort(unique(A.tDCS))', [0 1]);

            % phases folder holds 3 merges x 3 phases = 9 files, each with dayp
            ph = dir(fullfile(outRoot, 'phases', '*.csv'));
            testCase.verifyEqual(numel(ph), 9);
            P = readtable(fullfile(outRoot, 'phases', 'mergeA2_phase_6-13.csv'));
            testCase.verifyTrue(ismember('dayp', P.Properties.VariableNames));
            testCase.verifyGreaterThanOrEqual(min(P.dayp), 0);
        end

    end
end