testtranspose.java

来自「JAVA 数学程序库 提供常规的数值计算程序包」· Java 代码 · 共 57 行

package jmathlibtests.toolbox.jmathlib.matrix;

import jmathlib.core.interpreter.Interpreter;
import jmathlib.tools.junit.framework.*;
import jmathlibtests.Compare;

public class testTranspose extends TestCase {
	protected Interpreter ml;
	
    public testTranspose(String name) {
		super(name);
	}
	public static void main (String[] args) {
		jmathlib.tools.junit.textui.TestRunner.run (suite());
	}
	protected void setUp() {
		ml = new Interpreter(true);
	}

	public static Test suite() {
		return new TestSuite(testTranspose.class);
	}

	public void testTranspose01() {
        ml.executeExpression("a=transpose(6);");
		assertTrue(6 == ml.getScalarValueRe("a"));
        assertTrue(0 == ml.getScalarValueIm("a"));
	}

    public void testTranspose02() {
        ml.executeExpression("a=transpose(2i);");
        assertTrue(0  == ml.getScalarValueRe("a"));
        assertTrue(2 == ml.getScalarValueIm("a"));
    }

    public void testTranspose03() {
        ml.executeExpression("a=transpose(22+33i);");
        assertTrue(22  == ml.getScalarValueRe("a"));
        assertTrue(33 == ml.getScalarValueIm("a"));
    }

    public void testTranspose04() {
        ml.executeExpression("a=transpose([2,3;4,5]);");
        double[][] b = {{2.0, 4.0},{3.0, 5.0}};
        assertTrue(Compare.ArrayEquals(b, ml.getArrayValueRe("a")));
    }

    public void testTranspose05() {
        ml.executeExpression("a=transpose([2,3i;4-44i,5]);");
        double[][] re = {{2.0,   4.0},{0.0, 5.0}};
        double[][] im = {{0.0, -44.0},{3.0, 0.0}};
        assertTrue(Compare.ArrayEquals(re, ml.getArrayValueRe("a")));
        assertTrue(Compare.ArrayEquals(im, ml.getArrayValueIm("a")));
    }


}