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OrcaSlicer/tests/libslic3r/test_preset_diff.cpp
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#include <catch2/catch_all.hpp>
#include "libslic3r/Preset.hpp"
#include "libslic3r/PrintConfig.hpp"
#include <algorithm>
using namespace Slic3r;
// Regression test for the python-plugin branch's intentional divergence from
// upstream in add_correct_opts_to_diff() (src/libslic3r/Preset.cpp): a vector
// option entry whose index is beyond the reference vector's length is reported
// dirty even when it duplicates an existing value. On main these duplicates
// were NOT flagged. See the comment on add_correct_opts_to_diff() in src/libslic3r/Preset.cpp.
TEST_CASE("deep_diff flags new vector entries that duplicate values[0]", "[PresetDiff][Config]")
{
// reference: single-extruder vector (one entry)
Preset reference(Preset::TYPE_PRINTER, "ref");
reference.config.set_key_value("nozzle_diameter", new ConfigOptionFloats{0.4});
// edited: a second extruder entry was added whose value duplicates the first
Preset edited(Preset::TYPE_PRINTER, "edited");
edited.config.set_key_value("nozzle_diameter", new ConfigOptionFloats{0.4, 0.4});
// deep_compare = true routes through deep_diff() -> add_correct_opts_to_diff()
std::vector<std::string> diff =
PresetCollection::dirty_options(&edited, &reference, /*deep_compare=*/true);
// The new index #1 is reported dirty even though 0.4 == values[0] (0.4).
REQUIRE(std::find(diff.begin(), diff.end(), "nozzle_diameter#1") != diff.end());
// Sanity: the unchanged existing index #0 is NOT reported, so the rule is
// specific to new indices rather than flagging the whole vector.
REQUIRE(std::find(diff.begin(), diff.end(), "nozzle_diameter#0") == diff.end());
}
TEST_CASE("deep_diff distinguishes absolute and percentage speeds for each variant", "[PresetDiff][Config]")
{
const size_t changed_index = GENERATE(size_t(0), size_t(1));
Preset reference(Preset::TYPE_PRINT, "ref");
reference.config.set_key_value("small_perimeter_speed", new ConfigOptionFloatsOrPercents{{50., false}, {50., false}});
Preset edited = reference;
edited.config.option<ConfigOptionFloatsOrPercents>("small_perimeter_speed")->values[changed_index].percent = true;
const auto diff = PresetCollection::dirty_options(&edited, &reference, /*deep_compare=*/true);
REQUIRE(diff == std::vector<std::string>{"small_perimeter_speed#" + std::to_string(changed_index)});
DynamicPrintConfig transferred = reference.config;
transferred.apply_only(edited.config, diff);
REQUIRE(*transferred.option("small_perimeter_speed") == *edited.config.option("small_perimeter_speed"));
}