package org.andork.unit;

import java.text.StringCharacterIterator;
import java.util.Locale;

import org.andork.format.DoubleParser;
import org.junit.Assert;
import org.junit.Test;

public class UnitTests {
	public static void main(String[] args) {
		System.out.println(new UnitizedDouble<>(2.0, Length.meters).in(Length.feet));

		System.out.println(UnitNames.getName(Locale.CANADA, Angle.degrees, 1.1, UnitNameType.FULL));

		System.out.println(UnitNames.lookup(Locale.CANADA, "meters", Length.type));

		System.out.println(UnitNames.lookup(Locale.CANADA, "deg", Length.type));

		System.out.println(UnitNames.lookup(Locale.CANADA, "rad", Angle.type));

		DoubleParser dp = new DoubleParser();
		UnitParser<Length> up = new UnitParser<Length>(Length.type,
				c -> Character.isLetter(c),
				c -> Character.isLetter(c),
				name -> UnitNames.lookup(Locale.getDefault(), name, Length.type));

		UnitizedDoubleParser<Length> udp = new UnitizedDoubleParser<>(dp, up, () -> Length.meters);

		UnitizedDoubleArrayParser<Length> udap = new UnitizedDoubleArrayParser<>(
				dp, c -> c == ';', up, () -> Length.meters);

		StringCharacterIterator i = new StringCharacterIterator("2.5ft/8m/6 7");

		System.out.println(udp.apply(i));
		i.next();
		System.out.println(udp.apply(i));
		i.next();
		System.out.println(udp.apply(i));
		System.out.println(udp.apply(i));

		System.out.println(UnitizedDoubleArray.toString(udap
				.apply(new StringCharacterIterator("3 2\t5.25; 6;7ft"))));
	}

	@Test
	public void unitTests() {
		Assert.assertEquals(1.609344, Length.type.convert(1.0, Length.miles, Length.kilometers), 0.0);
		Assert.assertEquals(0.9144, Length.type.convert(1.0, Length.yards, Length.meters), 0.0);
		Assert.assertEquals(45.0, Angle.type.convert(100.0, Angle.percentGrade, Angle.degrees), 0.0);
		Assert.assertEquals(-45.0, Angle.type.convert(-100.0, Angle.percentGrade, Angle.degrees), 0.0);
		Assert.assertEquals(90.0, Angle.type.convert(Math.PI / 2.0, Angle.radians, Angle.degrees), 0.0);
		Assert.assertEquals(90.0, Angle.type.convert(100.0, Angle.gradians, Angle.degrees), 0.0);
		Assert.assertEquals(90.0, Angle.type.convert(1600.0, Angle.milsNATO, Angle.degrees), 0.0);
	}
}