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feat: reverse selected sample frames with immutable snapshots and local undo

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This commit is contained in:
Johannes Findeisen 2026-11-06 01:04:06 +01:00
commit 9ae2e2a11c
8 changed files with 49 additions and 5 deletions
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3
tests/integration/test_gui.cpp
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@ -194,7 +194,8 @@ static int sample_editor_tests()
reset();
MainWindow window(false,"");window.show();auto *s=timeline(&window);char path[4096];CHECK(realpath("examples/projects/original-pluck.wav",path));
CHECK(window.import_audio(path)==XTC_OK);
Fl::add_timeout(.1,[](void *){auto *e=dynamic_cast<SampleEditor *>(Fl::modal());CHECK(e!=nullptr);if(e){CHECK(e->select(10,100)==XTC_OK);CHECK(e->select(100,10)==XTC_ERR_INVALID_ARGUMENT);CHECK(e->view(10,8)==XTC_OK);CHECK(e->view(e->frames(),1)==XTC_ERR_INVALID_ARGUMENT);e->hide();}},nullptr);
Fl::add_timeout(.1,[](void *){auto *e=dynamic_cast<SampleEditor *>(Fl::modal());CHECK(e!=nullptr);if(e){CHECK(e->select(10,100)==XTC_OK);float before=0,after=0;CHECK(xtc_sample_read(e->sample(),10,&before)==XTC_OK);
CHECK(e->process(XTC_SAMPLE_REVERSE)==XTC_OK);CHECK(e->undo_sample()==XTC_OK);CHECK(xtc_sample_read(e->sample(),10,&after)==XTC_OK && before==after);CHECK(e->undo_sample()==XTC_OK);CHECK(e->select(100,10)==XTC_ERR_INVALID_ARGUMENT);CHECK(e->view(10,8)==XTC_OK);CHECK(e->view(e->frames(),1)==XTC_ERR_INVALID_ARGUMENT);e->hide();}},nullptr);
CHECK(window.open_sample_editor()==XTC_OK);CHECK(s->selected_clip()!=UINT64_MAX);
uint64_t id=s->selected_clip();CHECK(window.trim_sample_clip(id,48000,2400,12000)==XTC_OK);
xtc_clip_info clip{};CHECK(xtc_project_find_clip(s->project(),id,&clip)==XTC_OK && clip.offset_tick==96 && clip.length_tick==384);

5
tests/unit/test_sample.c
View file

@ -30,5 +30,10 @@ int main(void)
assert(xtc_sample_load(copy,&q)==XTC_OK && xtc_sample_info(q,&rate,&frames)==XTC_OK && frames==6 && rate==8000);
for(size_t j=0;j<6;++j){assert(xtc_sample_read(q,j,&v)==XTC_OK && v==values[j+1]);}
xtc_sample_destroy(q);assert(unlink(copy)==0);assert(xtc_sample_write(s,0,8,"relative.wav")==XTC_ERR_INVALID_ARGUMENT);}
{xtc_sample *q=NULL,*twice=NULL;assert(xtc_sample_process(s,1,7,XTC_SAMPLE_REVERSE,0,&q)==XTC_OK);
for(size_t j=0;j<8;++j){assert(xtc_sample_read(q,j,&v)==XTC_OK && v==(j>=1&&j<7 ? values[7-j] : values[j]));}
assert(xtc_sample_process(q,1,7,XTC_SAMPLE_REVERSE,0,&twice)==XTC_OK);
for(size_t j=0;j<8;++j){assert(xtc_sample_read(twice,j,&v)==XTC_OK && v==values[j]);}
xtc_sample_destroy(q);xtc_sample_destroy(twice);}
xtc_sample_destroy(s);assert(unlink(path)==0 && rmdir(root)==0);puts("Sample editor core tests passed.");return 0;
}