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18 package org.hipparchus.geometry.euclidean.threed;
19
20 import org.hipparchus.CalculusFieldElement;
21 import org.hipparchus.Field;
22 import org.hipparchus.util.Binary64Field;
23 import org.junit.jupiter.api.Test;
24
25 import static org.junit.jupiter.api.Assertions.assertEquals;
26
27 class RotationStageTest {
28
29 @Test
30 void testAxis() {
31 assertEquals(0.0,
32 Vector3D.distance(Vector3D.PLUS_I, RotationStage.X.getAxis()),
33 1.0e-15);
34 assertEquals(0.0,
35 Vector3D.distance(Vector3D.PLUS_J, RotationStage.Y.getAxis()),
36 1.0e-15);
37 assertEquals(0.0,
38 Vector3D.distance(Vector3D.PLUS_K, RotationStage.Z.getAxis()),
39 1.0e-15);
40 }
41
42 @Test
43 void testComponent() {
44 final Vector3D v = new Vector3D(1.0, 2.0, 3.0);
45 assertEquals( 1.0, RotationStage.X.getComponent(v), 1.0e-15);
46 assertEquals( 2.0, RotationStage.Y.getComponent(v), 1.0e-15);
47 assertEquals( 3.0, RotationStage.Z.getComponent(v), 1.0e-15);
48 }
49
50 @Test
51 void testFieldComponent() {
52 doTestFieldComponent(Binary64Field.getInstance());
53 }
54
55 private <T extends CalculusFieldElement<T>> void doTestFieldComponent(final Field<T> field) {
56 final FieldVector3D<T> v = new FieldVector3D<>(field.getZero().newInstance(1.0),
57 field.getZero().newInstance(2.0),
58 field.getZero().newInstance(3.0));
59 assertEquals( 1.0, RotationStage.X.getComponent(v).getReal(), 1.0e-15);
60 assertEquals( 2.0, RotationStage.Y.getComponent(v).getReal(), 1.0e-15);
61 assertEquals( 3.0, RotationStage.Z.getComponent(v).getReal(), 1.0e-15);
62 }
63
64 }