BigDecimalValueSemanticsProviderTest.java

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 *  regarding copyright ownership.  The ASF licenses this file
 *  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.BigDecimal;

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.bigdecimal.BigDecimalValueSemanticsProvider;

public class BigDecimalValueSemanticsProviderTest extends ValueSemanticsProviderAbstractTestCase {

    private BigDecimalValueSemanticsProvider value;
    private BigDecimal bigDecimal;
    private FacetHolder holder;

    @Before
    public void setUp() throws Exception {
        super.setUp();
        context.checking(new Expectations() {
            {
                allowing(mockConfiguration).getString("isis.value.format.decimal");
                will(returnValue(null));
            }
        });

        bigDecimal = new BigDecimal("34132.199");
        allowMockAdapterToReturn(bigDecimal);
        holder = new FacetHolderImpl();

        setValue(value = new BigDecimalValueSemanticsProvider(holder, mockServicesInjector));
    }

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

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

    @Test
    public void testTitleOf() {
        assertEquals("34,132.199", value.displayTitleOf(bigDecimal));
    }

    @Test
    public void testEncode() {
        assertEquals("34132.199", value.toEncodedString(bigDecimal));
    }

    @Test
    public void testDecode() throws Exception {
        final Object newValue = value.fromEncodedString("4322.89991");
        assertEquals(new BigDecimal("4322.89991"), newValue);
    }

}