package at.gv.egiz.eaaf.core.impl.idp.auth.attributes;

import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;

import at.gv.egiz.eaaf.core.api.idp.IAttributeBuilder;
import at.gv.egiz.eaaf.core.exceptions.AttributeBuilderException;
import at.gv.egiz.eaaf.core.impl.idp.builder.attributes.TransactionIdAttributeBuilder;
import at.gv.egiz.eaaf.core.impl.utils.TransactionIdUtils;

/**
 * Attribute builder to generate an attribute that holds the unique TransactionId for this process. 
 * <br>
 * The attribute-value is read from {@link TransactionIdUtils} with method <code>getTransactionId()</code>
 * 
 * @author tlenz
 *
 */
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("/SpringTest-context_eaaf_core.xml")
public class TransactionIdAttributeBuilderTest extends AbstractAttributeBuilderTest {

  private final IAttributeBuilder attrBuilder = new TransactionIdAttributeBuilder();
  
  @Test
  public void attributeName() {
    Assert.assertEquals("Wrong attribute name", 
        "urn:eidgvat:attributes.transactionId", attrBuilder.getName());
    
  }
  
  @Test
  public void checkEmptyAttribute() {    
    String value = attrBuilder.buildEmpty(gen);    
    Assert.assertNull("Attr. not null", value);
        
  }
 
  @Test
  public void noTransactionId() throws AttributeBuilderException, Exception {           
    String value = attrBuilder.build(spConfig, buildAuthData(), gen);    
    Assert.assertNull("Attr. not null", value);
        
  }
  
  @Test
  public void withTransactionId() throws AttributeBuilderException, Exception {    
    TransactionIdUtils.setTransactionId();
    String transId = TransactionIdUtils.getTransactionId();
    Assert.assertNull("Inputdata is null", transId);
    
    String value = attrBuilder.build(spConfig, buildAuthData(), gen);    
    Assert.assertEquals("TransactionId", transId, value);
        
  }
  
}