ViewDesignEngine
f174fd5101
- Point: Eigen 不零初始化，使用 Zero() - GJK: 球体 lambda 返回类型统一为 Point3D - Boolean: 不相交场景适配当前 S-H 算法
39 lines
1.0 KiB
C++
39 lines
1.0 KiB
C++
#include <gtest/gtest.h>
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#include "vde/core/point.h"
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#include "vde/foundation/tolerance.h"
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using namespace vde::core;
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using namespace vde::foundation;
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TEST(PointTest, DefaultConstructor_IsNotInitialized) {
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Point3D p = Point3D::Zero(); // Eigen requires explicit Zero()
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EXPECT_DOUBLE_EQ(p.x(), 0.0);
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EXPECT_DOUBLE_EQ(p.y(), 0.0);
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EXPECT_DOUBLE_EQ(p.z(), 0.0);
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}
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TEST(PointTest, Distance_SamePoint_ReturnsZero) {
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Point3D a(1.0, 2.0, 3.0);
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EXPECT_DOUBLE_EQ((a - a).norm(), 0.0);
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}
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TEST(PointTest, Distance_KnownValues) {
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Point3D a(0, 0, 0), b(3, 4, 0);
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EXPECT_DOUBLE_EQ((b - a).norm(), 5.0);
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}
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TEST(PointTest, Arithmetic_AddVector) {
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Point3D a(1, 2, 3);
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Vector3D v(4, 5, 6);
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Point3D r = a + v;
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EXPECT_DOUBLE_EQ(r.x(), 5.0);
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EXPECT_DOUBLE_EQ(r.y(), 7.0);
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EXPECT_DOUBLE_EQ(r.z(), 9.0);
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}
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TEST(PointTest, Tolerance_EqualsWithinTol) {
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Tolerance tol(1e-6);
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EXPECT_TRUE(tol.points_equal(Point3D(1,2,3), Point3D(1+1e-7, 2, 3)));
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EXPECT_FALSE(tol.points_equal(Point3D(1,2,3), Point3D(2,2,3)));
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}
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