Paul Davis
92d82866e0
Some of the subtraction tests may need revising because it is not immediately clear that the current answers are correct.
122 lines
3.2 KiB
C++
122 lines
3.2 KiB
C++
#include <stdlib.h>
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#include "temporal/bbt_time.h"
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#include "temporal/tempo.h"
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#include "BBTTest.h"
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CPPUNIT_TEST_SUITE_REGISTRATION(BBTTest);
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using namespace Temporal;
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void
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BBTTest::createTest()
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{
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CPPUNIT_ASSERT_THROW_MESSAGE ("- zero-bar BBT_Time;", BBT_Time (0, 1, 0), IllegalBBTTimeException);
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CPPUNIT_ASSERT_THROW_MESSAGE ("- zero-beat BBT_Time;", BBT_Time (1, 0, 0), IllegalBBTTimeException);
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CPPUNIT_ASSERT_THROW_MESSAGE ("- zero-bar-and-beat BBT_Time;", BBT_Time (0, 0, 0), IllegalBBTTimeException);
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/* This test checks that BBT_Time cannot convert ticks to beats etc., so the explicit 1920 ticks remains
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that in the constructed BBT_Time, rather than being converted to an additional beat. This has to be true
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because BBT_Time has no clue what the meter is.
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*/
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BBT_Time a (1, 1, 1920);
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CPPUNIT_ASSERT(BBT_Time (1,2,0) != a);
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/* by contrast, a zero-distance "walk" from that location should return a canonicalized BBT_Time, which given a 4/4 meter
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will be 1|2|0
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*/
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TempoMap::SharedPtr tmap (TempoMap::fetch());
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BBT_Offset b (0, 0, 0);
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BBT_Time r = tmap->bbt_walk (a, b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (1,2,0), r);
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}
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void
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BBTTest::addTest()
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{
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TempoMap::SharedPtr tmap (TempoMap::fetch());
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BBT_Time a(1,1,0);
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BBT_Offset b(1,0,0);
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BBT_Time r = tmap->bbt_walk (a, b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (2,1,0), r);
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b = BBT_Offset (0, 1, 0);
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r = tmap->bbt_walk (a, b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (1,2,0), r);
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b = BBT_Offset (0, 0, 1);
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r = tmap->bbt_walk (a, b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (1,1,1), r);
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b = BBT_Offset (0, 0, ticks_per_beat - 1);
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r = tmap->bbt_walk (a, b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (1,1,ticks_per_beat - 1), r);
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b = BBT_Offset (0, 0, ticks_per_beat);
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r = tmap->bbt_walk (a, b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (1,2,0), r);
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b = BBT_Offset (0, 0, ticks_per_beat * 2);
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r = tmap->bbt_walk (a, b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (1,3,0), r);
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/* assumes 4/4 time */
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b = BBT_Offset (0, 4, 0);
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r = tmap->bbt_walk (a, b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (2,1,0), r);
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b = BBT_Offset (1, 0, 0);
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r = tmap->bbt_walk (a, b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (2,1,0), r);
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b = BBT_Offset (0, 0, ticks_per_beat * 4);
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r = tmap->bbt_walk (a, b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (2,1,0), r);
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}
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void
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BBTTest::subtractTest()
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{
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TempoMap::SharedPtr tmap (TempoMap::fetch());
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BBT_Time a (1,1,0);
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BBT_Offset b (1,0,0);
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BBT_Time r = tmap->bbt_walk (a, -b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (-1,1,0), r);
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b = BBT_Offset (0, 1, 0);
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r = tmap->bbt_walk (a, -b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (1,-1,0), r); /* Not sure this is actually the correct answer */
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b = BBT_Offset (0, 0, 1);
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r = tmap->bbt_walk (a, -b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (1,1,-1), r); /* Not sure this is actually the correct answer */
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b = BBT_Offset (0, 0, ticks_per_beat);
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r = tmap->bbt_walk (a, -b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (1,1,-ticks_per_beat), r); /* Not sure this is actually the correct answer */
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b = BBT_Offset (0, 0, ticks_per_beat + 1);
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r = tmap->bbt_walk (a, -b);
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CPPUNIT_ASSERT_EQUAL(BBT_Time (1,1,-(ticks_per_beat+1)), r); /* Not sure this is actually the correct answer */
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}
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void
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BBTTest::multiplyTest()
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{
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}
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void
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BBTTest::roundTest()
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{
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}
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void
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BBTTest::convertTest()
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{
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}
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