/*
* Copyright (c) 2014 Oculus Info Inc.
* http://www.oculusinfo.com/
*
* Released under the MIT License.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is furnished to do
* so, subject to the following conditions:
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package com.oculusinfo.tile.rendering.value;
import com.oculusinfo.tile.rendering.transformations.value.LinearValueTransformer;
import org.junit.Assert;
import org.junit.Test;
public class LinearValueTransformerTests {
private final static double EPS = 0.00001;
@Test
public void testGeneral () {
LinearValueTransformer t = new LinearValueTransformer(100,200);
Assert.assertEquals(0, t.transform(100.0), EPS);
Assert.assertEquals(0.5, t.transform(150.0), EPS);
Assert.assertEquals(1, t.transform(200.0), EPS);
}
@Test
public void testOutOfBounds () {
LinearValueTransformer t = new LinearValueTransformer(100,200);
Assert.assertEquals(0, t.transform(90.0), EPS);
Assert.assertEquals(1, t.transform(5000.0), EPS);
}
@Test
public void testNegativeSpan () {
LinearValueTransformer t = new LinearValueTransformer(-10,20);
Assert.assertEquals(0, t.transform(-10.0), EPS);
Assert.assertEquals(0.5, t.transform(5.0), EPS);
Assert.assertEquals(1, t.transform(20.0), EPS);
}
}