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package org.apidesign.apifest08.test;
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import static junit.framework.Assert.assertNotNull;
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import static org.apidesign.apifest08.test.Task1Test.CZK;
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import static org.apidesign.apifest08.test.Task1Test.USD;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertTrue;
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import static org.junit.Assert.fail;
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import org.apidesign.apifest08.currency.Convertor;
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import org.apidesign.apifest08.currency.ConvertorFactory;
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import org.apidesign.apifest08.currency.MoneyImpl;
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import org.junit.Test;
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public class ConvertorFactoryTest {
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@Test(expected=NullPointerException.class)
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public void testNullSource()
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{
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ConvertorFactory.createConvertor(null, new MoneyImpl(1,USD));
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}
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@Test(expected=NullPointerException.class)
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public void testNullDestination()
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{
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ConvertorFactory.createConvertor(new MoneyImpl(17,CZK), null);
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}
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@Test
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public void testOk()
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{
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assertNotNull(ConvertorFactory.createConvertor(new MoneyImpl(17,CZK), new MoneyImpl(1,USD)));
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}
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@Test
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public void testOkDecimalRate()
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{
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Convertor c = ConvertorFactory.createConvertor(new MoneyImpl(1,CZK), new MoneyImpl(1d/17d,USD));
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assertNotNull(c);
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assertEquals(new MoneyImpl(17,CZK),c.convert(new MoneyImpl(1,USD), CZK));
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}
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@Test
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public void testZeroEquivalentRate()
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{
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try
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{
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ConvertorFactory.createConvertor(new MoneyImpl(1,CZK), new MoneyImpl(0,USD));
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fail("Exception expected");
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}
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catch(IllegalArgumentException e)
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{
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assertTrue("OK",true);
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}
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}
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}
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