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https://github.com/outbackdingo/UltraGrid.git
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4c114d0b33
return int -1 if test failed; 0 if succeeded; 1 if not applicable (but not failed) As the old and new tests are mostly compatible now, do not take different approach handling both groups.
88 lines
3.0 KiB
C++
88 lines
3.0 KiB
C++
#ifdef HAVE_CONFIG_H
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#include "config.h"
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#include "config_unix.h"
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#include "config_win32.h"
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#endif
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#include <cmath>
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#include <iostream>
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#include <string>
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#include "unit_common.h"
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#include "utils/misc.h"
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/// for 10 FPS the difference between 10000/1000 and 10000/1001 is ~0.001
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/// and this needs to be less than a half of that
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#define EPS 0.0049
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using std::cerr;
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using std::string;
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using std::to_string;
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extern "C" {
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int get_framerate_test_2997();
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int get_framerate_test_3000();
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int get_framerate_test_free();
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}
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int get_framerate_test_2997()
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{
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// approx
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ASSERT_EQUAL(30000, get_framerate_n(29.97));
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ASSERT_EQUAL(1001, get_framerate_d(29.97));
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// "exactly" 30000/1001
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ASSERT_EQUAL(30000, get_framerate_n(30000.0/1001));
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ASSERT_EQUAL(1001, get_framerate_d(30000.0/1001));
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// with epsilon
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ASSERT_EQUAL(30000, get_framerate_n(30000.0/1001 + EPS));
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ASSERT_EQUAL(30000, get_framerate_n(30000.0/1001 + EPS));
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ASSERT_EQUAL(1001, get_framerate_d(30000.0/1001 - EPS));
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ASSERT_EQUAL(1001, get_framerate_d(30000.0/1001 - EPS));
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return 0;
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}
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int get_framerate_test_3000()
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{
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ASSERT_EQUAL(30000, get_framerate_n(30));
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ASSERT_EQUAL(1000, get_framerate_d(30));
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ASSERT_EQUAL(30000, get_framerate_n(30 + EPS));
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ASSERT_EQUAL(1000, get_framerate_d(30 + EPS));
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ASSERT_EQUAL(30000, get_framerate_n(30 - EPS));
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ASSERT_EQUAL(1000, get_framerate_d(30 - EPS));
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return 0;
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}
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int get_framerate_test_free()
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{
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for (int i = 10; i < 480; ++i) {
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// base 1000
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string num_str = to_string(i);
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ASSERT_EQUAL_MESSAGE(num_str, i * 1000, get_framerate_n(i));
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ASSERT_EQUAL_MESSAGE(num_str, 1000, get_framerate_d(i));
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ASSERT_EQUAL_MESSAGE(num_str, i * 1000, get_framerate_n(i + EPS));
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ASSERT_EQUAL_MESSAGE(num_str, 1000, get_framerate_d(i + EPS));
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ASSERT_EQUAL_MESSAGE(num_str, i * 1000, get_framerate_n(i - EPS));
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ASSERT_EQUAL_MESSAGE(num_str, 1000, get_framerate_d(i - EPS));
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// base 1001
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double num = i * 1000.0 / 1001.0;
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num_str = to_string(num);
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ASSERT_EQUAL_MESSAGE(num_str, i * 1000, get_framerate_n(num));
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ASSERT_EQUAL_MESSAGE(num_str, 1001, get_framerate_d(num));
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ASSERT_EQUAL_MESSAGE(num_str, i * 1000, get_framerate_n(num + EPS));
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ASSERT_EQUAL_MESSAGE(num_str, 1001, get_framerate_d(num + EPS));
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ASSERT_EQUAL_MESSAGE(num_str, i * 1000, get_framerate_n(num - EPS));
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ASSERT_EQUAL_MESSAGE(num_str, 1001, get_framerate_d(num - EPS));
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// halves
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num = i + 0.5;
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num_str = to_string(num);
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ASSERT_EQUAL_MESSAGE(num_str, (int) round(num * 1000), get_framerate_n(num));
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ASSERT_EQUAL_MESSAGE(num_str, 1000, get_framerate_d(num));
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}
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return 0;
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}
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