root/modules/core/misc/java/test/ScalarTest.java

DEFINITIONS

1. setUp
2. testAll
3. testClone
4. testConj
5. testEqualsObject
6. testHashCode
7. testIsReal
8. testMulScalar
9. testMulScalarDouble
10. testScalarDouble
11. testScalarDoubleArray
12. testScalarDoubleDouble
13. testScalarDoubleDoubleDouble
14. testScalarDoubleDoubleDoubleDouble
15. testSet
16. testToString

package org.opencv.test.core;

import org.opencv.core.Scalar;
import org.opencv.test.OpenCVTestCase;

public class ScalarTest extends OpenCVTestCase {

    private Scalar dstScalar;
    private Scalar s1;
    private Scalar s2;

    @Override
    protected void setUp() throws Exception {
        super.setUp();

        s1 = new Scalar(1.0);
        s2 = Scalar.all(1.0);
        dstScalar = null;
    }

    public void testAll() {
        dstScalar = Scalar.all(2.0);
        Scalar truth = new Scalar(2.0, 2.0, 2.0, 2.0);
        assertEquals(truth, dstScalar);
    }

    public void testClone() {
        dstScalar = s2.clone();
        assertEquals(s2, dstScalar);
    }

    public void testConj() {
        dstScalar = s2.conj();
        Scalar truth = new Scalar(1, -1, -1, -1);
        assertEquals(truth, dstScalar);
    }

    public void testEqualsObject() {
        dstScalar = s2.clone();
        assertTrue(s2.equals(dstScalar));

        assertFalse(s2.equals(s1));
    }

    public void testHashCode() {
        assertEquals(s2.hashCode(), s2.hashCode());
    }

    public void testIsReal() {
        assertTrue(s1.isReal());

        assertFalse(s2.isReal());
    }

    public void testMulScalar() {
        dstScalar = s2.mul(s1);
        assertEquals(s1, dstScalar);
    }

    public void testMulScalarDouble() {
        double multiplier = 2.0;
        dstScalar = s2.mul(s1, multiplier);
        Scalar truth = new Scalar(2);
        assertEquals(truth, dstScalar);
    }

    public void testScalarDouble() {
        Scalar truth = new Scalar(1);
        assertEquals(truth, s1);
    }

    public void testScalarDoubleArray() {
        double[] vals = { 2.0, 4.0, 5.0, 3.0 };
        dstScalar = new Scalar(vals);

        Scalar truth = new Scalar(2.0, 4.0, 5.0, 3.0);
        assertEquals(truth, dstScalar);
    }

    public void testScalarDoubleDouble() {
        dstScalar = new Scalar(2, 5);
        Scalar truth = new Scalar(2.0, 5.0, 0.0, 0.0);
        assertEquals(truth, dstScalar);
    }

    public void testScalarDoubleDoubleDouble() {
        dstScalar = new Scalar(2.0, 5.0, 5.0);
        Scalar truth = new Scalar(2.0, 5.0, 5.0, 0.0);
        assertEquals(truth, dstScalar);
    }

    public void testScalarDoubleDoubleDoubleDouble() {
        dstScalar = new Scalar(2.0, 5.0, 5.0, 9.0);
        Scalar truth = new Scalar(2.0, 5.0, 5.0, 9.0);
        assertEquals(truth, dstScalar);
    }

    public void testSet() {
        double[] vals = { 1.0, 1.0, 1.0, 1.0 };
        s1.set(vals);
        assertEquals(s2, s1);
    }

    public void testToString() {
        String actual = s2.toString();
        String expected = "[1.0, 1.0, 1.0, 1.0]";
        assertEquals(expected, actual);
    }

}