#include <gtest/gtest.h>
#include "vde/curves/nurbs_curve.h"

using namespace vde::curves;

TEST(NurbsTest, BSpline_UnitWeight) {
    // 3 control points, degree 2, uniform knots
    NurbsCurve curve(
        {Point3D(0,0,0), Point3D(1,2,0), Point3D(2,0,0)},
        {0,0,0,1,1,1},
        {1,1,1},
        2
    );
    auto p = curve.evaluate(0.5);
    EXPECT_NEAR(p.y(), 1.0, 0.1);  // Should peak near y=1
}