茂之钳
60 lines
1.8 KiB
C++
60 lines
1.8 KiB
C++
#include <gtest/gtest.h>
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#include "vde/brep/brep_boolean.h"
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#include "vde/brep/modeling.h"
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#include <cmath>
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#include <random>
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using namespace vde::brep;
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// ── B-Rep fuzz: random sized boxes with boolean operations ──
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TEST(FuzzBoolean, RandomBoxBooleans) {
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std::mt19937 rng(42);
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std::uniform_real_distribution<double> size_dist(1.0, 5.0);
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std::uniform_real_distribution<double> offset_dist(-2.0, 2.0);
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for (int i = 0; i < 30; ++i) {
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double s1 = size_dist(rng);
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double s2 = size_dist(rng);
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double ox = offset_dist(rng);
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double oy = offset_dist(rng);
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double oz = offset_dist(rng);
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// NOTE: ox, oy, oz computed for future translate API use
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(void)ox; (void)oy; (void)oz;
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auto box1 = make_box(s1, s1, s1);
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auto box2 = make_box(s2, s2, s2);
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// Test that operations don't crash
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auto u = brep_union(box1, box2);
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auto inter = brep_intersection(box1, box2);
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auto diff = brep_difference(box1, box2);
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// Basic sanity: results should have finite bounds
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EXPECT_TRUE(std::isfinite(u.bounds().min().x()));
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EXPECT_TRUE(std::isfinite(inter.bounds().min().x()));
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EXPECT_TRUE(std::isfinite(diff.bounds().min().x()));
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}
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}
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// ── B-Rep fuzz: self-operations (A∪A, A∩A, A\A) ──
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TEST(FuzzBoolean, SelfOperations) {
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for (int i = 0; i < 20; ++i) {
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double s = 1.0 + i * 0.2;
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auto box = make_box(s, s, s);
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// Self-union should be valid
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auto self_u = brep_union(box, box);
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EXPECT_TRUE(self_u.is_valid());
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// Self-difference should be valid
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auto self_d = brep_difference(box, box);
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EXPECT_TRUE(self_d.is_valid());
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// Self-intersection should be valid
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auto self_i = brep_intersection(box, box);
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EXPECT_TRUE(self_i.is_valid());
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}
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}
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