source: issuevalue/src/test/java/geniusweb/issuevalue/NumberValueSetTest.java@ 52

package geniusweb.issuevalue;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotEquals;
import static org.junit.Assert.assertTrue;

import java.io.IOException;
import java.math.BigDecimal;
import java.math.BigInteger;

import org.junit.Test;

import com.fasterxml.jackson.core.JsonParseException;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonMappingException;
import com.fasterxml.jackson.databind.ObjectMapper;

import tudelft.utilities.immutablelist.Range;

public class NumberValueSetTest {

        private static final BigDecimal ZERO_THREE = new BigDecimal("0.3");
        private static final BigDecimal TWELVE_SIX = new BigDecimal("12.6");
        private static final BigDecimal TWELVE_TWO = new BigDecimal("12.2");
        private final static NumberValueSet set = new NumberValueSet(TWELVE_TWO,
                        TWELVE_SIX, ZERO_THREE);
        private final static NumberValueSet set1 = new NumberValueSet(TWELVE_TWO,
                        TWELVE_SIX, ZERO_THREE);
        private final static NumberValueSet setb = new NumberValueSet(TWELVE_TWO,
                        new BigDecimal("12.6000000000001"), ZERO_THREE);
        private final static NumberValueSet set10 = new NumberValueSet(
                        BigDecimal.ZERO, BigDecimal.ONE, new BigDecimal("0.1"));

        private final String asString = "{\"range\":{\"low\":12.2,\"high\":12.6,\"step\":0.3}}";
        private final static NumberValueSet bigset = new NumberValueSet(
                        BigDecimal.ZERO, BigDecimal.TEN, new BigDecimal("0.00003"));

        @Test(expected = IllegalArgumentException.class)
        public void testConstructor1() {
                new NumberValueSet(TWELVE_SIX, TWELVE_TWO, ZERO_THREE);
        }

        @Test(expected = IllegalArgumentException.class)
        public void testConstructor2() {
                new NumberValueSet(BigDecimal.ZERO, BigDecimal.TEN,
                                new BigDecimal("-1"));
        }

        @Test
        public void testIterator() {
                assertEquals(new NumberValue(BigDecimal.ZERO),
                                bigset.iterator().next());
        }

        @Test
        public void testSerialize() throws JsonProcessingException {
                ObjectMapper jackson = new ObjectMapper();

                String json = jackson.writeValueAsString(set);
                System.out.println(json);
                assertEquals(asString, json);
        }

        @Test
        public void testDeserialize()
                        throws JsonParseException, JsonMappingException, IOException {
                ObjectMapper jackson = new ObjectMapper();
                ValueSet p = jackson.readValue(asString, NumberValueSet.class);
                assertEquals(set, p);
        }

        @Test
        public void containsTest() {
                assertTrue(bigset.contains(new NumberValue(new BigDecimal("0.00393"))));
        }

        @Test
        public void containsFirstTest() {
                assertTrue(bigset.contains(new NumberValue(BigDecimal.ZERO)));
        }

        @Test
        public void containsLastTest() {
                assertTrue(set10.contains(new NumberValue(BigDecimal.ONE)));
        }

        @Test
        public void equalsTest() {
                assertEquals(set, set1);
                assertEquals(set1, set);
                assertNotEquals(set, null);
                assertNotEquals(null, set);
                assertNotEquals(set, setb);

        }

        @Test
        public void getRangeTest() {
                assertEquals(new Range(TWELVE_TWO, TWELVE_SIX, ZERO_THREE),
                                set.getRange());
        }

        @Test
        public void testGet() {
                assertEquals(new NumberValue(TWELVE_TWO), set.get(BigInteger.ZERO));
                assertEquals(new NumberValue(TWELVE_TWO), set.get(0));
                assertEquals(new NumberValue(TWELVE_TWO.add(ZERO_THREE)),
                                set.get(BigInteger.ONE));
        }

        @Test
        public void testSize() {
                assertEquals(new BigInteger("2"), set.size());
                assertEquals(new BigInteger("11"), set10.size());
        }

}