001/*
002 * Units of Measurement API
003 * Copyright (c) 2014-2023, Jean-Marie Dautelle, Werner Keil, Otavio Santana.
004 *
005 * All rights reserved.
006 *
007 * Redistribution and use in source and binary forms, with or without modification,
008 * are permitted provided that the following conditions are met:
009 *
010 * 1. Redistributions of source code must retain the above copyright notice,
011 *    this list of conditions and the following disclaimer.
012 *
013 * 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions
014 *    and the following disclaimer in the documentation and/or other materials provided with the distribution.
015 *
016 * 3. Neither the name of JSR-385 nor the names of its contributors may be used to endorse or promote products
017 *    derived from this software without specific prior written permission.
018 *
019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
020 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
021 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
022 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
023 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
025 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
026 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
027 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
028 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
029 */
030package javax.measure.test.format;
031
032import static org.junit.jupiter.api.Assertions.*;
033
034import java.io.IOException;
035
036import javax.measure.Quantity;
037import javax.measure.Unit;
038import javax.measure.format.MeasurementParseException;
039import javax.measure.format.UnitFormat;
040import javax.measure.quantity.Length;
041import javax.measure.quantity.Speed;
042import javax.measure.test.quantity.DistanceQuantity;
043import javax.measure.test.unit.DistanceUnit;
044import javax.measure.test.unit.SpeedUnit;
045import javax.measure.test.unit.TimeUnit;
046
047import org.junit.jupiter.api.BeforeEach;
048import org.junit.jupiter.api.Test;
049
050/**
051 * @author <a href="mailto:werner@uom.technology">Werner Keil</a>
052 *
053 */
054public class UnitFormatTest {
055    private Quantity<Length> sut;
056    private UnitFormat format;
057
058    @BeforeEach
059    public void init() {
060        sut = new DistanceQuantity(10, DistanceUnit.m);
061        format = SimpleTestUnitFormat.getInstance();
062    }
063
064    @Test
065    public void testFormatKph() {
066        Unit<Speed> kph = SpeedUnit.kmh;
067        assertEquals("km/h", kph.toString());
068    }
069
070    @Test
071    public void testParseSimple() {
072        assertThrows(MeasurementParseException.class, () -> {
073            Unit<?> u = format.parse("s");
074            assertNotNull(u);
075            assertEquals("s", u.getSymbol());
076        });
077    }
078
079    @Test
080    public void testFormatFromQuantity() {
081        assertThrows(IllegalArgumentException.class, () -> {
082            final Appendable a = new StringBuilder();
083            try {
084                format.format(DistanceUnit.m, a);
085            } catch (IOException e) {
086                fail(e.getMessage());
087            }
088            assertEquals(DistanceUnit.m, sut.getUnit());
089            assertEquals("m", a.toString());
090
091            final Appendable a2 = new StringBuilder();
092            @SuppressWarnings("unchecked")
093            Unit<Speed> v = (Unit<Speed>) sut.getUnit().divide(TimeUnit.s);
094            try {
095                format.format(v, a2);
096            } catch (IOException e) {
097                fail(e.getMessage());
098            }
099            assertEquals("m/s", a2.toString());
100        });
101
102    }
103
104    @Test
105    public void testParseIrregularString() {
106        assertThrows(MeasurementParseException.class, () -> {
107            @SuppressWarnings("unused")
108            Unit<?> u = format.parse("bl//^--1a");
109        });
110    }
111
112    @Test
113    public void testParserException() {
114        assertThrows(MeasurementParseException.class, () -> {
115            throw new MeasurementParseException(new IllegalArgumentException());
116        });
117    }
118
119    @Test
120    public void testParserExceptionWithPosition() {
121        MeasurementParseException pe = assertThrows(MeasurementParseException.class, () -> {
122            throw new MeasurementParseException("test", 1);
123        });
124        assertEquals(1, pe.getPosition());
125        assertEquals("test", pe.getParsedString());
126    }
127
128    @Test
129    public void testParserExceptionWithNullString() {
130        final MeasurementParseException pe = assertThrows(MeasurementParseException.class, () -> {
131            throw new MeasurementParseException(null, 0);
132        });
133        assertEquals(0, pe.getPosition());
134        assertNull(pe.getParsedString());
135    }
136
137    @Test
138    public void testLocalSensitive() {
139        assertFalse(format.isLocaleSensitive());
140    }
141
142    @Test
143    public void testMoreLocalSensitive() {
144        final UnitFormat simple = SimpleTestUnitFormat.getInstance();
145        assertFalse(simple.isLocaleSensitive());
146    }
147}