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FreeCAD / tests /src /Mod /Part /App /FuzzyBoolean.cpp
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// SPDX-License-Identifier: LGPL-2.1-or-later
#include <gtest/gtest.h>
#include "Mod/Part/App/FuzzyHelper.h"
#include "Mod/Part/App/FeaturePartImportBrep.h"
#include <src/App/InitApplication.h>
#include <BRepBuilderAPI_Copy.hxx>
#include <BOPAlgo_ArgumentAnalyzer.hxx>
#include "PartTestHelpers.h"
class FuzzyBooleanTest: public ::testing::Test, public PartTestHelpers::PartTestHelperClass
{
protected:
static void SetUpTestSuite()
{
tests::initApplication();
}
void SetUp() override
{
createTestDoc();
std::string testPath = App::Application::getHomePath() + "/tests/brepfiles/";
_fuse = _doc->addObject<Part::Fuse>();
_cylinder1 = _doc->addObject<Part::ImportBrep>();
_cylinder1->FileName.setValue(testPath + "cylinder1.brep");
_helix1 = _doc->addObject<Part::ImportBrep>();
_helix1->FileName.setValue(testPath + "helix1.brep");
// Load
_cylinder1->execute();
_helix1->execute();
// Arrange
_fuse->Base.setValue(_cylinder1);
_fuse->Tool.setValue(_helix1);
}
void TearDown() override
{}
Part::Fuse* _fuse = nullptr; // NOLINT Can't be private in a test framework
Part::ImportBrep* _cylinder1 = nullptr; // NOLINT Can't be private in a test framework
Part::ImportBrep* _helix1 = nullptr; // NOLINT Can't be private in a test framework
};
TEST_F(FuzzyBooleanTest, testLoadedCorrectly)
{
EXPECT_NEAR(PartTestHelpers::getVolume(_cylinder1->Shape.getValue()), 125.6, 1.0);
EXPECT_NEAR(PartTestHelpers::getVolume(_helix1->Shape.getValue()), 33.32, 1.0);
}
TEST_F(FuzzyBooleanTest, testDefaultFuzzy)
{
// Act
_fuse->execute();
// Verify
EXPECT_NEAR(
PartTestHelpers::getVolume(_fuse->Shape.getValue()),
PartTestHelpers::getVolume(_helix1->Shape.getValue())
+ PartTestHelpers::getVolume(_cylinder1->Shape.getValue()),
0.1
);
// Analyse
Part::TopoShape ts = _fuse->Shape.getValue();
ASSERT_FALSE(ts.isNull());
TopoDS_Shape BOPCopy = BRepBuilderAPI_Copy(ts.getShape()).Shape();
BOPAlgo_ArgumentAnalyzer BOPCheck;
BOPCheck.SetShape1(BOPCopy);
BOPCheck.SelfInterMode() = Standard_True;
BOPCheck.Perform();
// Assert
EXPECT_FALSE(BOPCheck.HasFaulty());
}
TEST_F(FuzzyBooleanTest, testGoodFuzzy)
{
// Act
double oldFuzzy = Part::FuzzyHelper::getBooleanFuzzy();
Part::FuzzyHelper::setBooleanFuzzy(10.0);
_fuse->execute();
EXPECT_FLOAT_EQ(Part::FuzzyHelper::getBooleanFuzzy(), 10.0);
Part::FuzzyHelper::setBooleanFuzzy(oldFuzzy);
// Verify
EXPECT_NEAR(
PartTestHelpers::getVolume(_fuse->Shape.getValue()),
PartTestHelpers::getVolume(_helix1->Shape.getValue())
+ PartTestHelpers::getVolume(_cylinder1->Shape.getValue()),
0.1
);
// Analyse
Part::TopoShape ts = _fuse->Shape.getValue();
ASSERT_FALSE(ts.isNull());
TopoDS_Shape BOPCopy = BRepBuilderAPI_Copy(ts.getShape()).Shape();
BOPAlgo_ArgumentAnalyzer BOPCheck;
BOPCheck.SetShape1(BOPCopy);
BOPCheck.SelfInterMode() = Standard_True;
BOPCheck.Perform();
// Assert
int result = BOPCheck.HasFaulty();
EXPECT_FALSE(result);
}
TEST_F(FuzzyBooleanTest, testFailsTooSmallFuzzy)
{
// Act
double oldFuzzy = Part::FuzzyHelper::getBooleanFuzzy();
Part::FuzzyHelper::setBooleanFuzzy(0.01);
_fuse->execute();
EXPECT_DOUBLE_EQ(Part::FuzzyHelper::getBooleanFuzzy(), 0.01);
Part::FuzzyHelper::setBooleanFuzzy(oldFuzzy);
// Verify
// EXPECT_NEAR(PartTestHelpers::getVolume(_fuse->Shape.getValue()),PartTestHelpers::getVolume(_helix1->Shape.getValue())+PartTestHelpers::getVolume(_cylinder1->Shape.getValue()),0.1);
// // fails on OCCT 7.3 - ignore
// Analyse
Part::TopoShape ts = _fuse->Shape.getValue();
ASSERT_FALSE(ts.isNull());
TopoDS_Shape BOPCopy = BRepBuilderAPI_Copy(ts.getShape()).Shape();
BOPAlgo_ArgumentAnalyzer BOPCheck;
BOPCheck.SetShape1(BOPCopy);
BOPCheck.SelfInterMode() = Standard_True;
BOPCheck.Perform();
// Assert
int result = BOPCheck.HasFaulty();
EXPECT_TRUE(result);
}
TEST_F(FuzzyBooleanTest, testCompletelyFailsTooBigFuzzy)
{
// Act
double oldFuzzy = Part::FuzzyHelper::getBooleanFuzzy();
Part::FuzzyHelper::setBooleanFuzzy(1e10);
int failed = 0;
Part::TopoShape ts;
try {
_fuse->execute();
ts = _fuse->Shape.getValue();
if (ts.isNull()) {
failed = 1;
}
else {
TopoDS_Shape BOPCopy = BRepBuilderAPI_Copy(ts.getShape()).Shape();
BOPAlgo_ArgumentAnalyzer BOPCheck;
BOPCheck.SetShape1(BOPCopy);
BOPCheck.SelfInterMode() = Standard_True;
BOPCheck.Perform();
// Assert
if (BOPCheck.HasFaulty()) {
failed = 1;
}
}
}
catch (...) {
failed = 1;
}
Part::FuzzyHelper::setBooleanFuzzy(oldFuzzy);
EXPECT_EQ(failed, 1);
}