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serso
2011-12-05 23:25:42 +04:00
parent 3b1575a7cc
commit 170b118c1f
8 changed files with 572 additions and 270 deletions
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src/test/java/org/solovyev/android/calculator/plot/PlotUtilsTest.java Normal file
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/*
* Copyright (c) 2009-2011. Created by serso aka se.solovyev.
* For more information, please, contact se.solovyev@gmail.com
* or visit http://se.solovyev.org
*/
package org.solovyev.android.calculator.plot;
import jscl.math.Expression;
import jscl.math.function.Constant;
import junit.framework.Assert;
import org.achartengine.model.XYSeries;
import org.jetbrains.annotations.NotNull;
import org.junit.Test;
/**
* User: serso
* Date: 12/5/11
* Time: 9:07 PM
*/
public class PlotUtilsTest {
@Test
public void testAddXY() throws Exception {
MyXYSeries series = new MyXYSeries("test_01", 100);
PlotUtils.addXY(-10, 10, Expression.valueOf("asin(t)"), new Constant("t"), series, new MyXYSeries("test_01_imag"), false, 200);
testAscSeries(series);
PlotUtils.addXY(-1, 1, Expression.valueOf("asin(t)"), new Constant("t"), series, new MyXYSeries("test_01_imag"), true, 200);
testAscSeries(series);
series = new MyXYSeries("test_02", 1000);
PlotUtils.addXY(-10, 10, Expression.valueOf("1/t"), new Constant("t"), series, new MyXYSeries("test_01_imag"), false, 1000);
testAscSeries(series);
PlotUtils.addXY(-1, 1, Expression.valueOf("1/t"), new Constant("t"), series, new MyXYSeries("test_01_imag"), true, 1000);
testAscSeries(series);
}
public void testAscSeries(@NotNull XYSeries series) {
for ( int i = 0; i < series.getItemCount(); i++ ) {
if (i > 1) {
Assert.assertTrue(series.getX(i - 1) + " > " +series.getX(i) + " at " + i + " of " + series.getItemCount(), series.getX(i - 1) <= series.getX(i));
}
}
}
}