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Phase 10: Audit engine reliability and strengthen lifecycle regression tests

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This commit is contained in:
Johannes Findeisen 2026-10-27 03:17:29 +01:00
commit 8dd96d3cc5
13 changed files with 394 additions and 5 deletions
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28
tests/unit/test_offline.c
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@ -79,6 +79,33 @@ static int routing(void)
return 0;
}
/* External mono input is read by both channels, including when left aliases it. */
static int stereo_alias(void)
{
xtc_graph *graph = NULL;
xtc_plan *plan = NULL;
size_t gain, audio, output, i;
float left[4] = {1, 2, 3, 4}, right[4];
CHECK(xtc_graph_create(3, &graph) == XTC_OK);
CHECK(xtc_graph_add_gain(graph, 2, &gain) == XTC_OK);
CHECK(xtc_graph_add_audio(graph, &audio) == XTC_OK);
CHECK(xtc_graph_add_output(graph, &output) == XTC_OK);
CHECK(xtc_graph_connect(graph, gain, output) == XTC_OK);
CHECK(xtc_graph_connect(graph, audio, output) == XTC_OK);
CHECK(xtc_graph_compile(graph, 48000, 4, &plan) == XTC_OK);
CHECK(xtc_plan_process_stereo(plan, left, NULL, NULL, NULL, NULL, left, right, 4) == XTC_OK);
for (i = 0; i < 4; ++i)
CHECK(left[i] == 2 * (float)(i + 1) && right[i] == left[i]);
for (i = 0; i < 4; ++i) right[i] = 10 + (float)i;
/* Cross-channel source alias must also retain the original source samples. */
CHECK(xtc_plan_process_stereo(plan, NULL, right, left, NULL, NULL, left, right, 4) == XTC_OK);
for (i = 0; i < 4; ++i)
CHECK(left[i] == 10 + (float)i && right[i] == 2 * (float)(i + 1));
xtc_plan_destroy(plan);
xtc_graph_destroy(graph);
return 0;
}
static int validation(void)
{
xtc_graph *graph = NULL;
@ -133,6 +160,7 @@ int main(void)
CHECK(oscillator() == 0);
CHECK(routing() == 0);
CHECK(validation() == 0);
CHECK(stereo_alias() == 0);
puts("All offline graph tests passed.");
return 0;
}