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  package org.apache.cayenne.exp.parser;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertNull;
  
  import java.io.IOException;
  
  import org.apache.cayenne.testdo.enum_test.Enum1;
  import org.apache.cayenne.testdo.enum_test.EnumEntity;
  import org.apache.cayenne.testdo.testmap.Artist;
  import org.apache.cayenne.unit.util.TstBean;
  import org.junit.Test;
  
  public class ASTObjPathTest {
  
  	@Test
  	public void testToString() {
  		assertEquals("x.y", new ASTObjPath("x.y").toString());
  	}
  
  	@Test
  	public void testToEJBQL() {
  		assertEquals("r.x.y", new ASTObjPath("x.y").toEJBQL("r"));
  	}
  	
  	@Test
  	public void testToEJBQL_OuterJoin() {
  		assertEquals("r.x+.y", new ASTObjPath("x+.y").toEJBQL("r"));
  	}
  
  	@Test
  	public void testAppendAsString() throws IOException {
  		StringBuilder buffer = new StringBuilder();
  		new ASTObjPath("x.y").appendAsString(buffer);
  		assertEquals("x.y", buffer.toString());
  	}
  
  	@Test
  	public void testEvaluate_PersistentObject() {
  		ASTObjPath node = new ASTObjPath("artistName");
  
  		Artist a1 = new Artist();
  		a1.setArtistName("abc");
  		assertEquals("abc", node.evaluate(a1));
  
  		Artist a2 = new Artist();
  		a2.setArtistName("123");
  		assertEquals("123", node.evaluate(a2));
  	}
  
  	@Test
  	public void testEvaluate_JavaBean() {
  		ASTObjPath node = new ASTObjPath("property2");
  
  		TstBean b1 = new TstBean();
  		b1.setProperty2(1);
  		assertEquals(1, node.evaluate(b1));
  
  		TstBean b2 = new TstBean();
  		b2.setProperty2(-3);
  		assertEquals(-3, node.evaluate(b2));
  	}
  
  	@Test
  	public void testInjectPersistentObject() {
  		ASTObjPath node = new ASTObjPath("artistName");
  
  		Artist artist = new Artist();
  		assertNull(artist.getArtistName());
  
  		node.injectValue(artist, "test");
  		assertEquals("test", artist.getArtistName());
  	}
  
  }
  