BigIntValueSemanticsProviderTest.java

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 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
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 *
 *        http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.isis.core.metamodel.facets.value;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;

import java.math.BigInteger;

import org.jmock.Expectations;
import org.junit.Before;
import org.junit.Test;

import org.apache.isis.core.metamodel.facetapi.FacetHolder;
import org.apache.isis.core.metamodel.facetapi.FacetHolderImpl;
import org.apache.isis.core.metamodel.facets.object.parseable.TextEntryParseException;
import org.apache.isis.core.metamodel.facets.value.biginteger.BigIntegerValueSemanticsProvider;

public class BigIntValueSemanticsProviderTest extends ValueSemanticsProviderAbstractTestCase {

    private BigInteger bigInt;
    private FacetHolder holder;

    @Before
    public void setUp() throws Exception {
        super.setUp();
        bigInt = new BigInteger("132199");
        allowMockAdapterToReturn(bigInt);

        context.checking(new Expectations() {
            {
                allowing(mockConfiguration).getString("isis.value.format.int");
                will(returnValue(null));
            }
        });

        holder = new FacetHolderImpl();
        setValue(new BigIntegerValueSemanticsProvider(holder, mockServicesInjector));
    }

    @Test
    public void testParseValidString() throws Exception {
        final Object newValue = getValue().parseTextEntry(null, "2142342334");
        assertEquals(new BigInteger("2142342334"), newValue);
    }

    @Test
    public void testParseInvalidString() throws Exception {
        try {
            getValue().parseTextEntry(null, "214xxx2342334");
            fail();
        } catch (final TextEntryParseException expected) {
        }
    }

    @Test
    public void testTitle() throws Exception {
        assertEquals("132,199", getValue().displayTitleOf(bigInt));
    }

    @Test
    public void testEncode() throws Exception {
        assertEquals("132199", getValue().toEncodedString(bigInt));
    }

    @Test
    public void testDecode() throws Exception {
        final Object newValue = getValue().fromEncodedString("432289991");
        assertEquals(new BigInteger("432289991"), newValue);
    }

}