test(libslic3r): replace the disabled convex_hull_2d test, closing #11269
The last "failing libslic3r test" from #11269 was the disabled
SCENARIO("2D convex hull of sinking object", "[3mf][.]") in test_3mf.cpp.
It checked ModelObject::convex_hull_2d for a sinking object against
PrusaSlicer's reference hull, but Orca's convex_hull_2d does not clip
geometry below the bed the way PrusaSlicer's its_convex_hull_2d_above does,
so the reference never matched. The test also wrote a debug mesh to a
hardcoded /tmp path and its comparison loop was inverted.
Remove it and add tests/libslic3r/test_model.cpp characterizing
convex_hull_2d on non-sinking transforms (identity and scale+offset),
where the projected footprint is unambiguous. Homed in a Model test file
since it exercises ModelObject, not 3MF.
Conflicts were all co-located additions rather than design collisions:
- GCode.cpp: adopt upstream's toolchange(filament_id, nozzle_id) signature and
per-variant set_config_index() while keeping the IMEX bare-T<n> suppression;
rebase the second-layer temperature loop's non-IMEX branch onto upstream's
get_filament_config_index() resolution.
- Preset.cpp / PresetBundle.cpp / PrintConfig.cpp: keep both sides' option-list
and enum-map entries.
- GLCanvas3D.cpp: upstream's printable_heights argument plus the IMEX ghost pass.
- PartPlate.cpp: keep <set> (still used).
- test_gcodewriter.cpp / test_3mf.cpp: keep both sides' test cases.
Brings in the IMEX test coverage (PA per-firmware, Temperature per-firmware,
[Variant] expansion, 3MF round-trip, imex_pem_tool_for helper + tests, and
the cherry-picked variant-truncation regression test).
Resolution notes:
- Two GCode.cpp call sites for set_pressure_advance had divergent edits:
* tests/imex-coverage rewrote them to use the new imex_pem_tool_for
helper (commit c2492ccc47), eliminating the inline parallel-mode
check entirely.
* feedback replaced the literal "primary" with kImexPrimaryMode in the
same lines (commit 085f5ccec8).
Resolution: keep the helper-call form. The kImex change is moot on lines
the helper replaces, and imex_pem_tool_for in IMEXHelpers.cpp is also
updated to use kImexPrimaryMode for consistency with the rest of the
codebase.
- Test test_3mf.cpp updated for upstream's load_bbs_3mf signature change
(PR adds is_orca_3mf out-parameter between is_bbl_3mf and file_version).
All three call sites in the new IMEX 3MF round-trip tests pass &is_orca
in addition to &is_bbl.
Full regression post-merge:
libslic3r: 143 cases / 48,553 assertions (+10 cases from new tests)
fff_print: 24 cases / 245 assertions (+10 cases from new tests)
sla_print: 21 cases / 14,100 assertions
libnest2d: 14 cases / 488 assertions
slic3rutils: 3 cases / 3 assertions
All tests pass.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Self-review found two weaknesses in the preceding test commits:
1) The equal-size [Variant] scenario claimed to distinguish the truncation
guard's `cur > target` predicate from a regression to `cur >= target`,
but both paths yield identical child values in practice: when
extruder_variant names match, set_with_restore's variant_index is fully
populated (no -1 slots) and the merge path restores every position from
backup — producing the same {1.5, 2.5} output as the skip path. The
test passes in both guard states.
Rewritten to use mismatched variant names between child and parent.
variant_index then has -1 slots, and set_with_restore overwrites those
positions with parent values. Now the merge path yields {0.8, 0.8} and
the skip path yields {1.5, 2.5} — observably different. Verified:
- `cur > target` (correct): 4 scenarios pass, 15 assertions
- `cur >= target` (regressed): equal-size scenario fails with
"1.5 is within 0.000000001 of 0.80000000000000004"
- Guard removed entirely: child>parent + stride=2 both fail with
truncation ("1 == 2" / "2 == 4")
2) The [3mf][IMEX] round-trip only covered a single plate. A plate-
indexing regression (IMEX metadata landing on the wrong plate, or
bleeding across plates on reload) would not have been caught.
Added a multi-plate scenario: two plates with distinct mode and
head-filament-map values. Asserts both land on their respective
destination plates after reload. Load-bearing verified:
- With IMEX serialization intact: 3 scenarios pass, 45 assertions
- With IMEX serialization disabled: positive + multi-plate fail
(both "nullptr != nullptr"); primary-mode passes (expects nullptr)
- With primary-mode short-circuit removed: primary-mode scenario
fails ("0x... == nullptr") because primary modes now serialize
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Validates that imex_parallel_mode and imex_head_filament_map survive a
full store_bbs_3mf → load_bbs_3mf cycle — the same silent-state-loss bug
class that produced the variant-vector truncation regression, applied to
IMEX plate state which rides the same XML metadata path.
- Positive round-trip: a plate with copy_mode + a non-trivial head
filament map ("1:2,2:3") is saved and reloaded; both options land on
the destination plate's config with the exact values preserved.
- Guard scope: a plate with mode="primary" and empty head-filament-map
does NOT emit metadata (per the serializer's short-circuit), and the
reload leaves both options absent from the destination config. If the
serializer ever regressed to writing primary-mode plates, the load
path would surface phantom "primary" strings on plates that shipped
clean — this catches that.
Both scenarios call set_temporary_dir to point the BBS exporter's backup
scaffolding at a writable per-process temp directory (by default it
resolves under root at runtime, which fails for non-root test
processes).
All 27 assertions in 2 test cases pass under [3mf][IMEX].
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
* Get libslic3r tests closer to passing
I can't get geometry tests to do anything useful. I've added extra
output, but it hasn't helped me figure out why they don't work
yet. That's also probably the last broken 3mf test doesn't work.
The config tests were mostly broken because of config name changes.
The placeholder_parser tests have some things that may-or-may-not
still apply to Orca.
* Vendor a 3.x version of Catch2
Everything is surely broken at this point.
* Allow building tests separately from Orca with build_linux.sh
* Remove unnecessary log message screwing up ctest
Same solution as Prusaslicer
* Make 2 TriangleMesh methods const
Since they can be.
* Move method comment to the header where it belongsc
* Add indirectly-included header directly
Transform3d IIRC
* libslic3r tests converted to Catch2 v3
Still has 3 failing tests, but builds and runs.
* Disable 2D convex hull test and comment what I've learned
Not sure the best way to solve this yet.
* Add diff compare method for DynamicConfig
Help the unit test report errors better.
* Perl no longer used, remove comment line
* Clang-format Config.?pp
So difficult to work with ATM
* Remove cpp17 unit tests
Who gives a shit
* Don't need explicit "example" test
We have lots of tests to serve as examples.
* Leave breadcrumb to enable sla_print tests
* Fix serialization of DynamicConfig
Add comments to test, because these code paths might not be even used
anymore.
* Update run_unit_tests to run all the tests
By the time I'm done with the PR all tests will either excluded by
default or passing, so just do all.
* Update how-to-test now that build_linux.sh builds tests separately
* Update cmake regenerate instructions
Read this online; hopefully works.
* Enable slic3rutils test with Catch2 v3
* Port libnest2d and fff_print to Catch2 v3
They build. Many failing.
* Add slightly more info to Objects not fit on bed exception
* Disable failing fff_print tests from running
They're mostly failing for "objects don't fit on bed" for an
infinite-sized bed. Given infinite bed is probably only used in tests,
it probably was incidentally broken long ago.
* Must checkout tests directory in GH Actions
So we get the test data
* Missed a failing fff_print test
* Disable (most/all) broken libnest2d tests
Trying all, not checking yet though
* Fix Polygon convex/concave detection tests
Document the implementation too. Reorganize the tests to be cleaner.
* Update the test script to run tests in parallel
* Get sla_print tests to build
Probably not passing
* Don't cause full project rebuild when updating test CMakeLists.txts
* Revert "Clang-format Config.?pp"
This reverts commit 771e4c0ad2.
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Co-authored-by: SoftFever <softfeverever@gmail.com>
Clifford Garwood