| 1 | #include "mpdf_harness.h" |
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| 2 | #include "base/bdmbase.h" |
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| 3 | #include "base/user_info.h" |
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| 4 | #include "stat/exp_family.h" |
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| 5 | #include "mat_checks.h" |
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| 6 | #include "test_util.h" |
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| 7 | #include "UnitTest++.h" |
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| 8 | |
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| 9 | namespace bdm { |
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| 10 | |
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| 11 | template<> |
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| 12 | const ParticularUI<mpdf_harness> &ParticularUI<mpdf_harness>::factory ( |
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| 13 | ParticularUI<mpdf_harness> ( "mpdf_harness" ) ); |
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| 14 | |
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| 15 | void mpdf_harness::test_config ( const char *config_file_name ) { |
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| 16 | RV::clear_all(); |
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| 17 | |
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| 18 | UIFile in ( config_file_name ); |
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| 19 | Array<mpdf_harness *> input; |
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| 20 | UI::get ( input, in, "data", UI::compulsory ); |
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| 21 | int sz = input.size(); |
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| 22 | CHECK ( sz > 0 ); |
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| 23 | for ( int i = 0; i < sz; ++i ) { |
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| 24 | input ( i )->test ( config_file_name, i ); |
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| 25 | } |
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| 26 | } |
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| 27 | |
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| 28 | void mpdf_harness::from_setting ( const Setting &set ) { |
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| 29 | hmpdf = UI::build<mpdf> ( set, "mpdf", UI::compulsory ); |
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| 30 | UI::get ( mean, set, "mean", UI::compulsory ); |
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| 31 | UI::get ( variance, set, "variance", UI::compulsory ); |
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| 32 | |
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| 33 | if ( !UI::get ( cond, set, "cond", UI::optional ) ) { |
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| 34 | cond = zeros ( hmpdf->dimensionc() ); |
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| 35 | } |
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| 36 | |
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| 37 | UI::get ( nsamples, set, "nsamples", UI::optional ); |
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| 38 | UI::get ( R, set, "R", UI::optional ); |
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| 39 | UI::get ( tolerance, set, "tolerance", UI::optional ); |
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| 40 | } |
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| 41 | |
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| 42 | void mpdf_harness::test ( const char *config_name, int idx ) { |
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| 43 | CurrentContext cc ( config_name, idx ); |
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| 44 | check_mean(); |
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| 45 | if ( R.rows() > 0 ) { |
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| 46 | check_covariance(); |
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| 47 | } |
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| 48 | } |
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| 49 | |
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| 50 | void mpdf_harness::check_mean() { |
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| 51 | vec delta = make_close_tolerance ( variance, nsamples ); |
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| 52 | |
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| 53 | int tc = 0; |
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| 54 | Array<vec> actual(CurrentContext::max_trial_count); |
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| 55 | do { |
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| 56 | mat smp = hmpdf->samplecond_m ( cond, nsamples ); |
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| 57 | vec emu = smp * ones ( nsamples ) / nsamples; |
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| 58 | actual( tc ) = emu; |
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| 59 | ++tc; |
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| 60 | } while ( ( tc < CurrentContext::max_trial_count ) && |
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| 61 | !UnitTest::AreClose ( mean, actual( tc - 1 ), delta ) ); |
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| 62 | if ( ( tc == CurrentContext::max_trial_count ) && |
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| 63 | ( !UnitTest::AreClose ( mean, actual( CurrentContext::max_trial_count - 1 ), delta ) ) ) { |
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| 64 | UnitTest::MemoryOutStream stream; |
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| 65 | stream << CurrentContext::format_context(__LINE__) << "expected " << mean << " +/- " << delta << " but was " << actual; |
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| 66 | |
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| 67 | UnitTest::TestDetails details(*UnitTest::CurrentTest::Details(), 0, false); |
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| 68 | |
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| 69 | UnitTest::CurrentTest::Results()->OnTestFailure ( details, stream.GetText() ); |
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| 70 | } |
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| 71 | } |
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| 72 | |
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| 73 | void mpdf_harness::check_covariance() { |
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| 74 | int tc = 0; |
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| 75 | Array<mat> actual(CurrentContext::max_trial_count); |
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| 76 | do { |
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| 77 | mat smp = hmpdf->samplecond_m ( cond, nsamples ); |
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| 78 | vec emu = smp * ones ( nsamples ) / nsamples; |
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| 79 | mat er = ( smp * smp.T() ) / nsamples - outer_product ( emu, emu ); |
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| 80 | actual( tc ) = er; |
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| 81 | ++tc; |
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| 82 | } while ( ( tc < CurrentContext::max_trial_count ) && |
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| 83 | !UnitTest::AreClose ( R, actual( tc - 1 ), tolerance ) ); |
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| 84 | if ( ( tc == CurrentContext::max_trial_count ) && |
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| 85 | ( !UnitTest::AreClose ( R, actual( CurrentContext::max_trial_count - 1 ), tolerance ) ) ) { |
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| 86 | UnitTest::MemoryOutStream stream; |
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| 87 | stream << CurrentContext::format_context(__LINE__) << "expected " << R << " +/- " << tolerance << " but was " << actual; |
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| 88 | |
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| 89 | UnitTest::TestDetails details(*UnitTest::CurrentTest::Details(), 0, false); |
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| 90 | |
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| 91 | UnitTest::CurrentTest::Results()->OnTestFailure ( details, stream.GetText() ); |
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| 92 | } |
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| 93 | } |
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| 94 | |
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| 95 | } |
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