--- /dev/null
+package net.sf.openrocket.util;
+
+import static org.junit.Assert.*;
+import org.junit.Test;
+
+public class LinearInterpolatorTest {
+
+ @Test
+ public void oldMainTest() {
+ LinearInterpolator interpolator = new LinearInterpolator(
+ new double[] {1, 1.5, 2, 4, 5},
+ new double[] {0, 1, 0, 2, 2}
+ );
+
+ double[] answer = new double[] {
+ /* x=0 */ 0.00, 0.00, 0.00, 0.00, 0.00, 0.00, 0.00, 0.00, 0.00, 0.00,
+ /* x=1 */ 0.00, 0.20, 0.40, 0.60, 0.80, 1.00, 0.80, 0.60, 0.40, 0.20,
+ /* x=2 */ 0.00, 0.10, 0.20, 0.30, 0.40, 0.50, 0.60, 0.70, 0.80, 0.90,
+ /* x=3 */ 1.00, 1.10, 1.20, 1.30, 1.40, 1.50, 1.60, 1.70, 1.80, 1.90,
+ /* x=4 */ 2.00, 2.00, 2.00, 2.00, 2.00, 2.00, 2.00, 2.00, 2.00, 2.00,
+ /* x=5 */ 2.00, 2.00, 2.00, 2.00, 2.00, 2.00, 2.00, 2.00, 2.00, 2.00,
+ /* x=6 */ 2.00
+ };
+
+ double x = 0;
+ for (int i=0; i < answer.length; i++) {
+ assertEquals( "Answer wrong for x = " + x , answer[i], interpolator.getValue(x), 0.01 );
+ x+= 0.1;
+ }
+
+ }
+}