Files
oak-editor/tests/gtest/timeline_undo_general_test.cpp
T
Mike-Solar bb40b4923e style: unify identifier naming per updated conventions
Automated with clang-tidy readability-identifier-naming (config added to
.clang-tidy) plus scripted passes, per the updated rules now documented
in CONTRIBUTING.md:

- types (class/struct/enum/alias/template params): PascalCase
- functions, variables, members: snake_case (incl. rational -> Rational)
- private/protected members: trailing underscore; static member
  variables likewise (instance_, available_themes_)
- constants and enum values: snake_case (kLinear -> k_linear,
  F32P -> f32p); ALL_CAPS reserved for macros
- macros: OAK_ prefix (OLIVE_ADD_TEST/OLIVE_ASSERT/OLIVE_CONFIG ->
  OAK_ADD_TEST/OAK_ASSERT/OAK_CONFIG, GL_PREAMBLE -> OAK_GL_PREAMBLE,
  include guards -> OAK_*)
- file names: all lowercase (Current/Plugin/OliveHost/OliveClip/
  OlivePluginInstance -> current/plugin/olivehost/oliveclip/
  oliveplugininstance)
- getters share the member name sans underscore, setters set_foo()
- Qt and third-party (OpenFX) virtual overrides and framework callbacks
  keep their original names (exempt in .clang-tidy)

Manual follow-ups required where automation could not reach:
- string-based QMetaObject/SIGNAL/SLOT references updated to renamed
  methods (AddTask, CreatedFile, DeleteSpecificFile, moveSelectionUp, ...)
- macro bodies referencing renamed methods (OLIVE_CONFIG,
  NODE_DEFAULT_DESTRUCTOR, MANAGEDDISPLAYWIDGET_*)
- self-shadowing locals renamed where signals/methods became same-named
  (size_changed, worker_count, selected_items, import param, filters)
- third_party OFX member/namespace usages restored (OFX::Host::*,
  _created, _clipPrefsDirty, createInstance, clearPersistentMessage)
- STL protocol aliases restored (const_iterator) with .clang-tidy
  ignore rules; qHash overloads restored

Full build and test suite pass: ctest 4/4, ~1960 gtest cases green.
2026-07-19 16:10:54 +08:00

832 lines
30 KiB
C++

#include <gtest/gtest.h>
#include <memory>
#include "node/block/clip/clip.h"
#include "node/block/gap/gap.h"
#include "node/block/transition/crossdissolve/crossdissolvetransition.h"
#include "node/color/colormanager/colormanager.h"
#include "node/factory.h"
#include "node/math/math/math.h"
#include "node/math/merge/merge.h"
#include "node/output/track/track.h"
#include "node/output/track/tracklist.h"
#include "node/output/viewer/viewer.h"
#include "node/project.h"
#include "node/project/sequence/sequence.h"
#include "timeline/timelineundogeneral.h"
namespace
{
olive::Sequence *create_sequence(olive::Project *project)
{
auto *sequence = new olive::Sequence();
sequence->setParent(project);
return sequence;
}
olive::Track *create_track(olive::Project *project)
{
auto *track = new olive::Track();
track->setParent(project);
return track;
}
olive::ClipBlock *create_clip(olive::Project *project,
const olive::core::Rational &length)
{
auto *clip = new olive::ClipBlock();
clip->setParent(project);
clip->set_length_and_media_out(length);
return clip;
}
olive::GapBlock *create_gap(olive::Project *project,
const olive::core::Rational &length)
{
auto *gap = new olive::GapBlock();
gap->setParent(project);
gap->set_length_and_media_out(length);
return gap;
}
olive::CrossDissolveTransition *create_transition(olive::Project *project,
const olive::core::Rational &length)
{
auto *transition = new olive::CrossDissolveTransition();
transition->setParent(project);
transition->set_length_and_media_out(length);
return transition;
}
void append_track_to_list(olive::TrackList *list, olive::Track *track)
{
list->array_append();
olive::Node::connect_edge(track,
list->track_input(list->array_size() - 1));
}
} // namespace
class TimelineUndoGeneralTest : public ::testing::Test {
protected:
void SetUp() override
{
olive::ColorManager::set_up_default_config();
project_ = std::make_unique<olive::Project>();
project_->initialize();
}
std::unique_ptr<olive::Project> project_;
};
TEST_F(TimelineUndoGeneralTest, BlockResizeCommandChangesLength)
{
olive::ClipBlock *clip = create_clip(project_.get(), olive::core::Rational(4));
olive::BlockResizeCommand cmd(clip, olive::core::Rational(2));
EXPECT_EQ(cmd.get_relevant_project(), project_.get());
cmd.redo_now();
EXPECT_EQ(clip->length(), olive::core::Rational(2));
// Resizing from the out point leaves the media in point alone
EXPECT_EQ(clip->media_in(), olive::core::Rational(0));
cmd.undo_now();
EXPECT_EQ(clip->length(), olive::core::Rational(4));
// Resizing to zero length is allowed on a detached block
olive::BlockResizeCommand to_zero(clip, olive::core::Rational(0));
to_zero.redo_now();
EXPECT_EQ(clip->length(), olive::core::Rational(0));
to_zero.undo_now();
EXPECT_EQ(clip->length(), olive::core::Rational(4));
}
TEST_F(TimelineUndoGeneralTest, BlockResizeWithMediaInCommandShiftsMediaIn)
{
olive::ClipBlock *clip = create_clip(project_.get(), olive::core::Rational(4));
ASSERT_EQ(clip->media_in(), olive::core::Rational(0));
olive::BlockResizeWithMediaInCommand cmd(clip, olive::core::Rational(2));
EXPECT_EQ(cmd.get_relevant_project(), project_.get());
cmd.redo_now();
EXPECT_EQ(clip->length(), olive::core::Rational(2));
// Resizing from the in point pushes the media in point forward
EXPECT_EQ(clip->media_in(), olive::core::Rational(2));
cmd.undo_now();
EXPECT_EQ(clip->length(), olive::core::Rational(4));
EXPECT_EQ(clip->media_in(), olive::core::Rational(0));
}
TEST_F(TimelineUndoGeneralTest, BlockSetMediaInCommandSetsAndRestores)
{
olive::ClipBlock *clip = create_clip(project_.get(), olive::core::Rational(4));
ASSERT_EQ(clip->media_in(), olive::core::Rational(0));
olive::BlockSetMediaInCommand cmd(clip, olive::core::Rational(3));
EXPECT_EQ(cmd.get_relevant_project(), project_.get());
cmd.redo_now();
EXPECT_EQ(clip->media_in(), olive::core::Rational(3));
cmd.undo_now();
EXPECT_EQ(clip->media_in(), olive::core::Rational(0));
}
TEST_F(TimelineUndoGeneralTest, BlockEnableDisableCommandToggles)
{
olive::ClipBlock *clip = create_clip(project_.get(), olive::core::Rational(4));
ASSERT_TRUE(clip->is_enabled());
olive::BlockEnableDisableCommand cmd(clip, false);
EXPECT_EQ(cmd.get_relevant_project(), project_.get());
cmd.redo_now();
EXPECT_FALSE(clip->is_enabled());
cmd.undo_now();
EXPECT_TRUE(clip->is_enabled());
}
TEST_F(TimelineUndoGeneralTest, AddTrackCommandConnectsDirectly)
{
olive::Sequence *sequence = create_sequence(project_.get());
olive::TrackList *list = sequence->track_list(olive::Track::k_video);
olive::TimelineAddTrackCommand cmd(list, false);
olive::Track *track = cmd.track();
ASSERT_NE(track, nullptr);
EXPECT_EQ(cmd.get_relevant_project(), project_.get());
cmd.redo_now();
EXPECT_EQ(list->get_track_count(), 1);
EXPECT_EQ(list->get_track_at(0), track);
EXPECT_EQ(track->sequence(), sequence);
EXPECT_EQ(track->type(), olive::Track::k_video);
EXPECT_EQ(track->index(), 0);
EXPECT_EQ(track->project(), project_.get());
// The first track connects straight to the sequence's texture input
EXPECT_TRUE(sequence->is_input_connected(olive::ViewerOutput::k_texture_input));
EXPECT_EQ(sequence->get_connected_texture_output(), track);
cmd.undo_now();
EXPECT_EQ(list->get_track_count(), 0);
EXPECT_EQ(list->array_size(), 0);
EXPECT_EQ(track->sequence(), nullptr);
EXPECT_EQ(track->project(), nullptr);
EXPECT_FALSE(sequence->is_input_connected(olive::ViewerOutput::k_texture_input));
}
TEST_F(TimelineUndoGeneralTest, AddTrackCommandInsertsVideoMergeNode)
{
olive::Sequence *sequence = create_sequence(project_.get());
olive::TrackList *list = sequence->track_list(olive::Track::k_video);
// The first track takes the direct connection
olive::TimelineAddTrackCommand first(list, false);
first.redo_now();
olive::Track *track1 = first.track();
ASSERT_EQ(sequence->get_connected_texture_output(), track1);
// Adding another video track with automerge inserts a merge node
olive::TimelineAddTrackCommand second(list, true);
olive::Track *track2 = second.track();
second.redo_now();
EXPECT_EQ(list->get_track_count(), 2);
olive::Node *merge = sequence->get_connected_texture_output();
ASSERT_NE(merge, nullptr);
EXPECT_NE(merge, track1);
EXPECT_NE(merge, track2);
EXPECT_EQ(merge->project(), project_.get());
EXPECT_EQ(olive::NodeInput(merge, olive::MergeNode::k_base_in)
.get_connected_output(),
track1);
EXPECT_EQ(olive::NodeInput(merge, olive::MergeNode::k_blend_in)
.get_connected_output(),
track2);
second.undo_now();
// The direct connection from the first track is restored
EXPECT_EQ(sequence->get_connected_texture_output(), track1);
EXPECT_EQ(merge->project(), nullptr);
EXPECT_EQ(track2->project(), nullptr);
EXPECT_EQ(list->get_track_count(), 1);
}
TEST_F(TimelineUndoGeneralTest, AddTrackCommandMergesAudioWithMathNode)
{
olive::Sequence *sequence = create_sequence(project_.get());
olive::TrackList *list = sequence->track_list(olive::Track::k_audio);
olive::TimelineAddTrackCommand first(list, false);
first.redo_now();
olive::Track *track1 = first.track();
ASSERT_EQ(sequence->get_connected_sample_output(), track1);
olive::TimelineAddTrackCommand second(list, true);
olive::Track *track2 = second.track();
second.redo_now();
EXPECT_EQ(list->get_track_count(), 2);
// Audio tracks are summed with a math (add) node
olive::Node *math = sequence->get_connected_sample_output();
ASSERT_NE(math, nullptr);
EXPECT_NE(math, track1);
EXPECT_NE(math, track2);
EXPECT_EQ(math->id(), QStringLiteral("org.olivevideoeditor.Olive.math"));
EXPECT_EQ(olive::NodeInput(math, olive::MathNode::k_param_a_in)
.get_connected_output(),
track1);
EXPECT_EQ(olive::NodeInput(math, olive::MathNode::k_param_b_in)
.get_connected_output(),
track2);
second.undo_now();
EXPECT_EQ(sequence->get_connected_sample_output(), track1);
EXPECT_EQ(math->project(), nullptr);
EXPECT_EQ(list->get_track_count(), 1);
}
TEST_F(TimelineUndoGeneralTest, RemoveTrackCommandRemovesAndRestores)
{
olive::Sequence *sequence = create_sequence(project_.get());
olive::TrackList *list = sequence->track_list(olive::Track::k_video);
olive::Track *track = create_track(project_.get());
olive::ClipBlock *clip = create_clip(project_.get(), olive::core::Rational(4));
track->append_block(clip);
append_track_to_list(list, track);
ASSERT_EQ(track->index(), 0);
olive::TimelineRemoveTrackCommand cmd(track);
EXPECT_EQ(cmd.get_relevant_project(), project_.get());
cmd.redo_now();
EXPECT_EQ(track->project(), nullptr);
EXPECT_EQ(track->sequence(), nullptr);
EXPECT_EQ(list->get_track_count(), 0);
EXPECT_EQ(list->array_size(), 0);
// The clip was an exclusive dependency of the track and left the graph too
EXPECT_EQ(clip->project(), nullptr);
cmd.undo_now();
EXPECT_EQ(track->project(), project_.get());
EXPECT_EQ(clip->project(), project_.get());
EXPECT_EQ(list->get_track_count(), 1);
EXPECT_EQ(list->array_size(), 1);
EXPECT_EQ(list->get_track_at(0), track);
EXPECT_EQ(track->index(), 0);
EXPECT_EQ(track->sequence(), sequence);
}
TEST_F(TimelineUndoGeneralTest, TransitionRemoveCommandRestoresClipLengths)
{
olive::Track *track = create_track(project_.get());
olive::ClipBlock *a = create_clip(project_.get(), olive::core::Rational(1));
olive::CrossDissolveTransition *transition =
create_transition(project_.get(), olive::core::Rational(2));
olive::ClipBlock *b = create_clip(project_.get(), olive::core::Rational(3));
b->set_media_in(olive::core::Rational(1));
track->append_block(a);
track->append_block(transition);
track->append_block(b);
olive::Node::connect_edge(
a, olive::NodeInput(transition,
olive::TransitionBlock::k_out_block_input));
olive::Node::connect_edge(
b, olive::NodeInput(transition, olive::TransitionBlock::k_in_block_input));
// Layout: a [0,1], transition [1,3], b [3,6] with media_in 1
ASSERT_EQ(transition->connected_out_block(), a);
ASSERT_EQ(transition->connected_in_block(), b);
ASSERT_TRUE(transition->is_dual_transition());
olive::TransitionRemoveCommand cmd(transition, true);
EXPECT_EQ(cmd.get_relevant_project(), project_.get());
cmd.redo_now();
ASSERT_EQ(track->blocks().size(), 2);
// Both clips reclaim the half of the transition that overlapped them
EXPECT_EQ(a->length(), olive::core::Rational(2));
EXPECT_EQ(a->in(), olive::core::Rational(0));
EXPECT_EQ(a->out(), olive::core::Rational(2));
EXPECT_EQ(b->length(), olive::core::Rational(4));
EXPECT_EQ(b->media_in(), olive::core::Rational(0));
EXPECT_EQ(b->in(), olive::core::Rational(2));
EXPECT_EQ(b->out(), olive::core::Rational(6));
EXPECT_EQ(transition->track(), nullptr);
EXPECT_EQ(transition->project(), nullptr);
cmd.undo_now();
ASSERT_EQ(track->blocks().size(), 3);
EXPECT_EQ(track->blocks().at(1), transition);
EXPECT_EQ(transition->project(), project_.get());
EXPECT_EQ(transition->in(), olive::core::Rational(1));
EXPECT_EQ(transition->out(), olive::core::Rational(3));
EXPECT_EQ(transition->connected_out_block(), a);
EXPECT_EQ(transition->connected_in_block(), b);
EXPECT_EQ(a->length(), olive::core::Rational(1));
EXPECT_EQ(b->length(), olive::core::Rational(3));
EXPECT_EQ(b->media_in(), olive::core::Rational(1));
EXPECT_EQ(b->in(), olive::core::Rational(3));
EXPECT_EQ(b->out(), olive::core::Rational(6));
}
TEST_F(TimelineUndoGeneralTest, ReplaceBlockWithGapCreatesGap)
{
olive::Track *track = create_track(project_.get());
olive::ClipBlock *a = create_clip(project_.get(), olive::core::Rational(2));
olive::ClipBlock *b = create_clip(project_.get(), olive::core::Rational(3));
olive::ClipBlock *c = create_clip(project_.get(), olive::core::Rational(1));
track->append_block(a);
track->append_block(b);
track->append_block(c);
// Layout: a [0,2], b [2,5], c [5,6]
olive::TrackReplaceBlockWithGapCommand cmd(track, b);
EXPECT_EQ(cmd.get_relevant_project(), project_.get());
cmd.redo_now();
ASSERT_EQ(track->blocks().size(), 3);
olive::Block *gap = track->blocks().at(1);
EXPECT_NE(dynamic_cast<olive::GapBlock *>(gap), nullptr);
EXPECT_EQ(gap->in(), olive::core::Rational(2));
EXPECT_EQ(gap->out(), olive::core::Rational(5));
EXPECT_EQ(b->track(), nullptr);
EXPECT_EQ(c->in(), olive::core::Rational(5));
EXPECT_EQ(track->track_length(), olive::core::Rational(6));
cmd.undo_now();
ASSERT_EQ(track->blocks().size(), 3);
EXPECT_EQ(track->blocks().at(1), b);
EXPECT_EQ(b->in(), olive::core::Rational(2));
EXPECT_EQ(b->out(), olive::core::Rational(5));
EXPECT_EQ(c->in(), olive::core::Rational(5));
}
TEST_F(TimelineUndoGeneralTest, ReplaceBlockWithGapExtendsPreviousGap)
{
olive::Track *track = create_track(project_.get());
olive::GapBlock *g = create_gap(project_.get(), olive::core::Rational(2));
olive::ClipBlock *b = create_clip(project_.get(), olive::core::Rational(3));
olive::ClipBlock *c = create_clip(project_.get(), olive::core::Rational(1));
track->append_block(g);
track->append_block(b);
track->append_block(c);
// Layout: gap [0,2], b [2,5], c [5,6]
olive::TrackReplaceBlockWithGapCommand cmd(track, b);
cmd.redo_now();
ASSERT_EQ(track->blocks().size(), 2);
EXPECT_EQ(track->blocks().at(0), g);
// The preceding gap grows to absorb the removed block's time
EXPECT_EQ(g->length(), olive::core::Rational(5));
EXPECT_EQ(g->in(), olive::core::Rational(0));
EXPECT_EQ(g->out(), olive::core::Rational(5));
EXPECT_EQ(c->in(), olive::core::Rational(5));
EXPECT_EQ(c->out(), olive::core::Rational(6));
cmd.undo_now();
ASSERT_EQ(track->blocks().size(), 3);
EXPECT_EQ(track->blocks().at(1), b);
EXPECT_EQ(g->length(), olive::core::Rational(2));
EXPECT_EQ(g->out(), olive::core::Rational(2));
EXPECT_EQ(b->in(), olive::core::Rational(2));
EXPECT_EQ(b->out(), olive::core::Rational(5));
EXPECT_EQ(c->in(), olive::core::Rational(5));
}
TEST_F(TimelineUndoGeneralTest, ReplaceBlockWithGapExtendsNextGap)
{
olive::Track *track = create_track(project_.get());
olive::ClipBlock *a = create_clip(project_.get(), olive::core::Rational(2));
olive::ClipBlock *b = create_clip(project_.get(), olive::core::Rational(2));
olive::GapBlock *g = create_gap(project_.get(), olive::core::Rational(2));
track->append_block(a);
track->append_block(b);
track->append_block(g);
// Layout: a [0,2], b [2,4], gap [4,6]
olive::TrackReplaceBlockWithGapCommand cmd(track, b);
cmd.redo_now();
ASSERT_EQ(track->blocks().size(), 2);
EXPECT_EQ(track->blocks().at(1), g);
// The following gap grows backwards to absorb the removed block's time
EXPECT_EQ(g->length(), olive::core::Rational(4));
EXPECT_EQ(g->in(), olive::core::Rational(2));
EXPECT_EQ(g->out(), olive::core::Rational(6));
EXPECT_EQ(a->out(), olive::core::Rational(2));
cmd.undo_now();
ASSERT_EQ(track->blocks().size(), 3);
EXPECT_EQ(track->blocks().at(1), b);
EXPECT_EQ(b->in(), olive::core::Rational(2));
EXPECT_EQ(b->out(), olive::core::Rational(4));
EXPECT_EQ(g->length(), olive::core::Rational(2));
EXPECT_EQ(g->in(), olive::core::Rational(4));
EXPECT_EQ(g->out(), olive::core::Rational(6));
}
TEST_F(TimelineUndoGeneralTest, ReplaceBlockWithGapMergesSurroundingGaps)
{
olive::Track *track = create_track(project_.get());
olive::GapBlock *g1 = create_gap(project_.get(), olive::core::Rational(2));
olive::ClipBlock *b = create_clip(project_.get(), olive::core::Rational(2));
olive::GapBlock *g2 = create_gap(project_.get(), olive::core::Rational(2));
olive::ClipBlock *c = create_clip(project_.get(), olive::core::Rational(2));
track->append_block(g1);
track->append_block(b);
track->append_block(g2);
track->append_block(c);
// Layout: gap [0,2], b [2,4], gap [4,6], c [6,8]
olive::TrackReplaceBlockWithGapCommand cmd(track, b);
cmd.redo_now();
ASSERT_EQ(track->blocks().size(), 2);
EXPECT_EQ(track->blocks().at(0), g1);
// Both surrounding gaps merge into one covering the removed block
EXPECT_EQ(g1->length(), olive::core::Rational(6));
EXPECT_EQ(g1->in(), olive::core::Rational(0));
EXPECT_EQ(g1->out(), olive::core::Rational(6));
EXPECT_EQ(c->in(), olive::core::Rational(6));
EXPECT_EQ(c->out(), olive::core::Rational(8));
cmd.undo_now();
ASSERT_EQ(track->blocks().size(), 4);
EXPECT_EQ(track->blocks().at(0), g1);
EXPECT_EQ(track->blocks().at(1), b);
EXPECT_EQ(track->blocks().at(2), g2);
EXPECT_EQ(track->blocks().at(3), c);
EXPECT_EQ(g1->length(), olive::core::Rational(2));
EXPECT_EQ(g2->length(), olive::core::Rational(2));
EXPECT_EQ(b->in(), olive::core::Rational(2));
EXPECT_EQ(b->out(), olive::core::Rational(4));
EXPECT_EQ(g2->in(), olive::core::Rational(4));
EXPECT_EQ(g2->out(), olive::core::Rational(6));
EXPECT_EQ(c->in(), olive::core::Rational(6));
}
TEST_F(TimelineUndoGeneralTest, ReplaceBlockWithGapRemovesLastBlock)
{
olive::Track *track = create_track(project_.get());
olive::ClipBlock *a = create_clip(project_.get(), olive::core::Rational(2));
olive::ClipBlock *b = create_clip(project_.get(), olive::core::Rational(3));
track->append_block(a);
track->append_block(b);
// Layout: a [0,2], b [2,5]
olive::TrackReplaceBlockWithGapCommand cmd(track, b);
cmd.redo_now();
// The last block needs no gap, it is simply removed
ASSERT_EQ(track->blocks().size(), 1);
EXPECT_EQ(track->blocks().at(0), a);
EXPECT_EQ(b->track(), nullptr);
EXPECT_EQ(track->track_length(), olive::core::Rational(2));
cmd.undo_now();
ASSERT_EQ(track->blocks().size(), 2);
EXPECT_EQ(track->blocks().at(1), b);
EXPECT_EQ(b->in(), olive::core::Rational(2));
EXPECT_EQ(b->out(), olive::core::Rational(5));
}
TEST_F(TimelineUndoGeneralTest, ReplaceBlockWithGapRemovesPrecedingGapAtEnd)
{
olive::Track *track = create_track(project_.get());
olive::GapBlock *g = create_gap(project_.get(), olive::core::Rational(2));
olive::ClipBlock *b = create_clip(project_.get(), olive::core::Rational(3));
track->append_block(g);
track->append_block(b);
// Layout: gap [0,2], b [2,5]
olive::TrackReplaceBlockWithGapCommand cmd(track, b);
cmd.redo_now();
// Removing the last block also removes the now-pointless gap before it
EXPECT_TRUE(track->blocks().isEmpty());
EXPECT_EQ(track->track_length(), olive::core::Rational(0));
EXPECT_EQ(g->track(), nullptr);
EXPECT_EQ(b->track(), nullptr);
cmd.undo_now();
ASSERT_EQ(track->blocks().size(), 2);
EXPECT_EQ(track->blocks().at(0), g);
EXPECT_EQ(track->blocks().at(1), b);
EXPECT_EQ(g->in(), olive::core::Rational(0));
EXPECT_EQ(g->out(), olive::core::Rational(2));
EXPECT_EQ(b->in(), olive::core::Rational(2));
EXPECT_EQ(b->out(), olive::core::Rational(5));
}
TEST_F(TimelineUndoGeneralTest, InsertGapsSplitsClipAndInsertsGap)
{
olive::Sequence *sequence = create_sequence(project_.get());
olive::TrackList *list = sequence->track_list(olive::Track::k_video);
olive::Track *track = create_track(project_.get());
olive::ClipBlock *a = create_clip(project_.get(), olive::core::Rational(2));
olive::ClipBlock *b = create_clip(project_.get(), olive::core::Rational(4));
track->append_block(a);
track->append_block(b);
append_track_to_list(list, track);
// Layout: a [0,2], b [2,6]
olive::TrackListInsertGaps cmd(list, olive::core::Rational(3),
olive::core::Rational(2));
EXPECT_EQ(cmd.get_relevant_project(), project_.get());
cmd.redo_now();
// b is split at the insert point and a gap goes between the halves
ASSERT_EQ(track->blocks().size(), 4);
EXPECT_EQ(track->blocks().at(0), a);
EXPECT_EQ(track->blocks().at(1), b);
EXPECT_EQ(b->length(), olive::core::Rational(1));
EXPECT_EQ(b->out(), olive::core::Rational(3));
olive::Block *gap = track->blocks().at(2);
EXPECT_NE(dynamic_cast<olive::GapBlock *>(gap), nullptr);
EXPECT_EQ(gap->in(), olive::core::Rational(3));
EXPECT_EQ(gap->out(), olive::core::Rational(5));
olive::Block *second_half = track->blocks().at(3);
EXPECT_EQ(second_half->in(), olive::core::Rational(5));
EXPECT_EQ(second_half->out(), olive::core::Rational(8));
EXPECT_EQ(track->track_length(), olive::core::Rational(8));
cmd.undo_now();
ASSERT_EQ(track->blocks().size(), 2);
EXPECT_EQ(track->blocks().at(1), b);
EXPECT_EQ(b->length(), olive::core::Rational(4));
EXPECT_EQ(b->in(), olive::core::Rational(2));
EXPECT_EQ(b->out(), olive::core::Rational(6));
EXPECT_EQ(track->track_length(), olive::core::Rational(6));
}
TEST_F(TimelineUndoGeneralTest, InsertGapsExtendsExistingGap)
{
olive::Sequence *sequence = create_sequence(project_.get());
olive::TrackList *list = sequence->track_list(olive::Track::k_video);
olive::Track *track = create_track(project_.get());
olive::GapBlock *g = create_gap(project_.get(), olive::core::Rational(4));
olive::ClipBlock *c = create_clip(project_.get(), olive::core::Rational(2));
track->append_block(g);
track->append_block(c);
append_track_to_list(list, track);
// Layout: gap [0,4], c [4,6]
olive::TrackListInsertGaps cmd(list, olive::core::Rational(3),
olive::core::Rational(2));
cmd.redo_now();
// A gap already at the insert point simply grows
ASSERT_EQ(track->blocks().size(), 2);
EXPECT_EQ(g->length(), olive::core::Rational(6));
EXPECT_EQ(g->out(), olive::core::Rational(6));
EXPECT_EQ(c->in(), olive::core::Rational(6));
EXPECT_EQ(c->out(), olive::core::Rational(8));
cmd.undo_now();
EXPECT_EQ(g->length(), olive::core::Rational(4));
EXPECT_EQ(g->out(), olive::core::Rational(4));
EXPECT_EQ(c->in(), olive::core::Rational(4));
EXPECT_EQ(c->out(), olive::core::Rational(6));
}
TEST_F(TimelineUndoGeneralTest, InsertGapsSkipsLockedTracks)
{
olive::Sequence *sequence = create_sequence(project_.get());
olive::TrackList *list = sequence->track_list(olive::Track::k_video);
olive::Track *t1 = create_track(project_.get());
t1->append_block(create_clip(project_.get(), olive::core::Rational(4)));
append_track_to_list(list, t1);
olive::Track *t2 = create_track(project_.get());
olive::ClipBlock *c = create_clip(project_.get(), olive::core::Rational(4));
t2->append_block(c);
append_track_to_list(list, t2);
t2->set_locked(true);
// Layout: t1 [0,4] / t2 [0,4]
olive::TrackListInsertGaps cmd(list, olive::core::Rational(2),
olive::core::Rational(2));
cmd.redo_now();
EXPECT_EQ(t1->track_length(), olive::core::Rational(6));
// The locked track is untouched
EXPECT_EQ(t2->blocks().size(), 1);
EXPECT_EQ(t2->track_length(), olive::core::Rational(4));
cmd.undo_now();
EXPECT_EQ(t1->track_length(), olive::core::Rational(4));
EXPECT_EQ(t2->track_length(), olive::core::Rational(4));
}
TEST_F(TimelineUndoGeneralTest, InsertGapsAtOrBeyondEndDoesNothing)
{
olive::Sequence *sequence = create_sequence(project_.get());
olive::TrackList *list = sequence->track_list(olive::Track::k_video);
olive::Track *track = create_track(project_.get());
olive::ClipBlock *a = create_clip(project_.get(), olive::core::Rational(2));
track->append_block(a);
append_track_to_list(list, track);
// Layout: a [0,2]
// Exactly at the end of the last block no gap is needed
olive::TrackListInsertGaps at_end(list, olive::core::Rational(2),
olive::core::Rational(2));
at_end.redo_now();
ASSERT_EQ(track->blocks().size(), 1);
EXPECT_EQ(track->track_length(), olive::core::Rational(2));
at_end.undo_now();
EXPECT_EQ(track->track_length(), olive::core::Rational(2));
// Beyond all content there is nothing to split or extend
olive::TrackListInsertGaps beyond(list, olive::core::Rational(5),
olive::core::Rational(2));
beyond.redo_now();
ASSERT_EQ(track->blocks().size(), 1);
EXPECT_EQ(track->track_length(), olive::core::Rational(2));
beyond.undo_now();
EXPECT_EQ(track->track_length(), olive::core::Rational(2));
}
TEST_F(TimelineUndoGeneralTest, AddDefaultTransitionAddsInAndOutTransitions)
{
olive::NodeFactory::initialize();
olive::Sequence *sequence = create_sequence(project_.get());
olive::TrackList *list = sequence->track_list(olive::Track::k_video);
olive::Track *track = create_track(project_.get());
olive::ClipBlock *c = create_clip(project_.get(), olive::core::Rational(4));
track->append_block(c);
append_track_to_list(list, track);
// Layout: c [0,4]
olive::TimelineAddDefaultTransitionCommand cmd(
{ c }, olive::core::Rational(1, 30));
EXPECT_EQ(cmd.get_relevant_project(), project_.get());
cmd.redo_now();
// A lone clip gets an in transition and an out transition, each one second
ASSERT_EQ(track->blocks().size(), 3);
auto *in_transition =
dynamic_cast<olive::TransitionBlock *>(track->blocks().at(0));
auto *out_transition =
dynamic_cast<olive::TransitionBlock *>(track->blocks().at(2));
ASSERT_NE(in_transition, nullptr);
ASSERT_NE(out_transition, nullptr);
EXPECT_EQ(in_transition->in(), olive::core::Rational(0));
EXPECT_EQ(in_transition->out(), olive::core::Rational(1));
EXPECT_EQ(in_transition->connected_in_block(), c);
EXPECT_EQ(in_transition->connected_out_block(), nullptr);
EXPECT_FALSE(in_transition->is_dual_transition());
EXPECT_EQ(c->length(), olive::core::Rational(2));
EXPECT_EQ(c->media_in(), olive::core::Rational(1));
EXPECT_EQ(c->in(), olive::core::Rational(1));
EXPECT_EQ(c->out(), olive::core::Rational(3));
EXPECT_EQ(out_transition->in(), olive::core::Rational(3));
EXPECT_EQ(out_transition->out(), olive::core::Rational(4));
EXPECT_EQ(out_transition->connected_out_block(), c);
EXPECT_EQ(out_transition->connected_in_block(), nullptr);
// The total length of the track is unchanged
EXPECT_EQ(track->track_length(), olive::core::Rational(4));
cmd.undo_now();
ASSERT_EQ(track->blocks().size(), 1);
EXPECT_EQ(track->blocks().at(0), c);
EXPECT_EQ(c->length(), olive::core::Rational(4));
EXPECT_EQ(c->media_in(), olive::core::Rational(0));
EXPECT_EQ(c->in(), olive::core::Rational(0));
EXPECT_EQ(c->out(), olive::core::Rational(4));
EXPECT_EQ(in_transition->project(), nullptr);
EXPECT_EQ(out_transition->project(), nullptr);
}
TEST_F(TimelineUndoGeneralTest, AddDefaultTransitionAddsDualTransition)
{
olive::NodeFactory::initialize();
olive::Sequence *sequence = create_sequence(project_.get());
olive::TrackList *list = sequence->track_list(olive::Track::k_video);
olive::Track *track = create_track(project_.get());
olive::ClipBlock *a = create_clip(project_.get(), olive::core::Rational(4));
olive::ClipBlock *b = create_clip(project_.get(), olive::core::Rational(4));
track->append_block(a);
track->append_block(b);
append_track_to_list(list, track);
// Layout: a [0,4], b [4,8]
olive::TimelineAddDefaultTransitionCommand cmd(
{ a, b }, olive::core::Rational(1, 30));
cmd.redo_now();
// Adjacent clips get an in transition on a, a dual transition between
// them, and an out transition on b
ASSERT_EQ(track->blocks().size(), 5);
auto *in_transition =
dynamic_cast<olive::TransitionBlock *>(track->blocks().at(0));
auto *dual_transition =
dynamic_cast<olive::TransitionBlock *>(track->blocks().at(2));
auto *out_transition =
dynamic_cast<olive::TransitionBlock *>(track->blocks().at(4));
ASSERT_NE(in_transition, nullptr);
ASSERT_NE(dual_transition, nullptr);
ASSERT_NE(out_transition, nullptr);
EXPECT_TRUE(dual_transition->is_dual_transition());
EXPECT_EQ(dual_transition->connected_out_block(), a);
EXPECT_EQ(dual_transition->connected_in_block(), b);
// A centered dual transition overlaps each clip by half its length
EXPECT_EQ(dual_transition->in_offset(), olive::core::Rational(1, 2));
EXPECT_EQ(dual_transition->out_offset(), olive::core::Rational(1, 2));
EXPECT_EQ(a->length(), olive::core::Rational(5, 2));
EXPECT_EQ(a->in(), olive::core::Rational(1));
EXPECT_EQ(a->out(), olive::core::Rational(7, 2));
EXPECT_EQ(b->length(), olive::core::Rational(5, 2));
EXPECT_EQ(b->media_in(), olive::core::Rational(1, 2));
EXPECT_EQ(b->in(), olive::core::Rational(9, 2));
EXPECT_EQ(b->out(), olive::core::Rational(7));
EXPECT_EQ(dual_transition->in(), olive::core::Rational(7, 2));
EXPECT_EQ(dual_transition->out(), olive::core::Rational(9, 2));
EXPECT_EQ(track->track_length(), olive::core::Rational(8));
cmd.undo_now();
ASSERT_EQ(track->blocks().size(), 2);
EXPECT_EQ(track->blocks().at(0), a);
EXPECT_EQ(track->blocks().at(1), b);
EXPECT_EQ(a->length(), olive::core::Rational(4));
EXPECT_EQ(a->media_in(), olive::core::Rational(0));
EXPECT_EQ(a->in(), olive::core::Rational(0));
EXPECT_EQ(a->out(), olive::core::Rational(4));
EXPECT_EQ(b->length(), olive::core::Rational(4));
EXPECT_EQ(b->media_in(), olive::core::Rational(0));
EXPECT_EQ(b->in(), olive::core::Rational(4));
EXPECT_EQ(b->out(), olive::core::Rational(8));
}
TEST_F(TimelineUndoGeneralTest, AddDefaultTransitionEmptyClipListIsHarmless)
{
// A real timeline with two adjacent clips; the empty command must leave
// every observable detail of it untouched
olive::Sequence *sequence = create_sequence(project_.get());
olive::TrackList *list = sequence->track_list(olive::Track::k_video);
olive::Track *track = create_track(project_.get());
olive::ClipBlock *a = create_clip(project_.get(), olive::core::Rational(4));
olive::ClipBlock *b = create_clip(project_.get(), olive::core::Rational(4));
track->append_block(a);
track->append_block(b);
append_track_to_list(list, track);
// Layout: a [0,4], b [4,8]
olive::TimelineAddDefaultTransitionCommand cmd(
{}, olive::core::Rational(1, 30));
EXPECT_EQ(cmd.get_relevant_project(), nullptr);
// redo on an empty command adds no transitions and changes nothing
cmd.redo_now();
ASSERT_EQ(track->blocks().size(), 2);
EXPECT_EQ(track->blocks().at(0), a);
EXPECT_EQ(track->blocks().at(1), b);
EXPECT_EQ(a->length(), olive::core::Rational(4));
EXPECT_EQ(a->media_in(), olive::core::Rational(0));
EXPECT_EQ(a->in(), olive::core::Rational(0));
EXPECT_EQ(a->out(), olive::core::Rational(4));
EXPECT_EQ(b->length(), olive::core::Rational(4));
EXPECT_EQ(b->media_in(), olive::core::Rational(0));
EXPECT_EQ(b->in(), olive::core::Rational(4));
EXPECT_EQ(b->out(), olive::core::Rational(8));
EXPECT_EQ(track->track_length(), olive::core::Rational(8));
// undo is equally a no-op
cmd.undo_now();
ASSERT_EQ(track->blocks().size(), 2);
EXPECT_EQ(track->blocks().at(0), a);
EXPECT_EQ(track->blocks().at(1), b);
EXPECT_EQ(a->length(), olive::core::Rational(4));
EXPECT_EQ(a->media_in(), olive::core::Rational(0));
EXPECT_EQ(a->in(), olive::core::Rational(0));
EXPECT_EQ(a->out(), olive::core::Rational(4));
EXPECT_EQ(b->length(), olive::core::Rational(4));
EXPECT_EQ(b->media_in(), olive::core::Rational(0));
EXPECT_EQ(b->in(), olive::core::Rational(4));
EXPECT_EQ(b->out(), olive::core::Rational(8));
EXPECT_EQ(track->track_length(), olive::core::Rational(8));
}