MaterialFX/demo/src/test/java/treeview/NumberUtilsTests.java

package treeview;

import io.github.palexdev.materialfx.beans.NumberRange;
import io.github.palexdev.materialfx.utils.NumberUtils;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;

public class NumberUtilsTests {
	private double val;
	private NumberRange<Double> fromRange;
	private NumberRange<Double> toRange;

	@Test
	public void testMap1() {
		val = 0;
		fromRange = NumberRange.of(-50.0, 100.0);
		toRange = NumberRange.of(0.0, 100.0);

		double mapped = NumberUtils.mapOneRangeToAnother(val, fromRange, toRange, 1);
		assertEquals(33.3, mapped);
	}

	@Test
	public void testMap2() {
		val = -50;
		fromRange = NumberRange.of(-50.0, 100.0);
		toRange = NumberRange.of(0.0, 100.0);

		double mapped = NumberUtils.mapOneRangeToAnother(val, fromRange, toRange, 1);
		assertEquals(0.0, mapped);
	}

	@Test
	public void testMap3() {
		val = 100;
		fromRange = NumberRange.of(-50.0, 100.0);
		toRange = NumberRange.of(0.0, 100.0);

		double mapped = NumberUtils.mapOneRangeToAnother(val, fromRange, toRange, 1);
		assertEquals(100.0, mapped);
	}

	@Test
	public void testMap4() {
		val = -10;
		fromRange = NumberRange.of(-50.0, 100.0);
		toRange = NumberRange.of(0.0, 100.0);

		double mapped = NumberUtils.mapOneRangeToAnother(val, fromRange, toRange, 1);
		assertEquals(26.7, mapped);
	}

	@Test
	public void testMap5() {
		val = 0;
		fromRange = NumberRange.of(-100.0, 100.0);
		toRange = NumberRange.of(0.0, 100.0);

		double mapped = NumberUtils.mapOneRangeToAnother(val, fromRange, toRange, 1);
		assertEquals(50.0, mapped);
	}

	@Test
	public void testClamp1() {
		val = 10;

		double clamped = NumberUtils.clamp(val, 0, 100);
		assertEquals(10.0, clamped);
	}

	@Test
	public void testClamp2() {
		val = 50;

		double clamped = NumberUtils.clamp(val, 0, 100);
		assertEquals(50.0, clamped);
	}

	@Test
	public void testClamp3() {
		val = 102;

		double clamped = NumberUtils.clamp(val, 0, 100);
		assertEquals(100.0, clamped);
	}

	@Test
	public void testClamp4() {
		val = -9;

		double clamped = NumberUtils.clamp(val, 0, 100);
		assertEquals(0.0, clamped);
	}
}