daniel
13e8c5c4d9
Trigger's fade pair folds into the AHD (and goes live); the release anchors right; Preserve rings its synthetic tail out instead of cutting it. Payload v10.
71 lines
2.6 KiB
C++
71 lines
2.6 KiB
C++
// Standalone tests for reasampler::instrument::map::trigger_seam — no VST3, no REAPER, no framework.
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// Same fast assert loop as the sibling pure tests.
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//
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// Covers triggerPlayLength: zero play length, startFrame set, startFrame past frameCount,
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// rounding, and the Finding 1 regression (start-point set — the case that was broken before
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// this module existed).
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#include "../src/core/instrument/map/trigger_seam.h"
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#include <cstdio>
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using namespace reasampler;
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using namespace reasampler::instrument::map;
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static int g_fail = 0;
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#define CHECK(cond) do { if(!(cond)) { \
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std::printf("FAIL line %d: %s\n", __LINE__, #cond); ++g_fail; } } while(0)
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// --- triggerPlayLength --------------------------------------------------------
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static void testPlayLengthNoStartPoint() {
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// startFrame == 0 (no start marker): postStart = frameCount.
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// 1000 frames, lengthFraction 1.0 -> 1000.
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CHECK(triggerPlayLength(1.0, 1000, 0) == 1000);
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// 1000 frames, lengthFraction 0.5 -> round(500.0) = 500.
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CHECK(triggerPlayLength(0.5, 1000, 0) == 500);
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// 1000 frames, lengthFraction 0.333 -> round(333.0) = 333.
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CHECK(triggerPlayLength(0.333, 1000, 0) == 333);
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}
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static void testPlayLengthWithStartPoint() {
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// The Finding 1 regression: startFrame set, play length must be shorter.
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// frameCount=1000, startFrame=200 -> postStart=800.
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// lengthFraction 1.0 -> 800 (NOT 1000 as the pre-fix code produced).
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CHECK(triggerPlayLength(1.0, 1000, 200) == 800);
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// lengthFraction 0.5 -> round(400.0) = 400.
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CHECK(triggerPlayLength(0.5, 1000, 200) == 400);
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}
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static void testPlayLengthZeroFrameCount() {
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// No decoded audio -> 0.
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CHECK(triggerPlayLength(1.0, 0, 0) == 0);
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}
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static void testPlayLengthStartFramePastEnd() {
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// startFrame >= frameCount -> postStart clamped to 0 -> play length 0.
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CHECK(triggerPlayLength(1.0, 500, 500) == 0);
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CHECK(triggerPlayLength(1.0, 500, 600) == 0);
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}
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static void testPlayLengthRounding() {
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// round(0.5) = 1 (round half up via +0.5 truncation: 0.5 + 0.5 = 1.0 -> 1).
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CHECK(triggerPlayLength(0.5, 1, 0) == 1);
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// round(lengthFraction * 3): 0.4 * 3 = 1.2 -> 1.
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CHECK(triggerPlayLength(0.4, 3, 0) == 1);
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// 0.6 * 3 = 1.8 -> 2.
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CHECK(triggerPlayLength(0.6, 3, 0) == 2);
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}
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int main() {
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testPlayLengthNoStartPoint();
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testPlayLengthWithStartPoint();
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testPlayLengthZeroFrameCount();
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testPlayLengthStartFramePastEnd();
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testPlayLengthRounding();
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if (g_fail == 0) std::printf("trigger_seam: all tests passed\n");
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else std::printf("trigger_seam: %d FAILED\n", g_fail);
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return g_fail == 0 ? 0 : 1;
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}
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