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  package org.apache.cayenne.access;
  
  import org.apache.cayenne.DataRow;
  import org.apache.cayenne.di.Inject;
  import org.apache.cayenne.query.SQLTemplate;
  import org.apache.cayenne.testdo.compound.CharPkTestEntity;
  import org.apache.cayenne.unit.di.runtime.CayenneProjects;
  import org.apache.cayenne.unit.di.runtime.RuntimeCase;
  import org.apache.cayenne.unit.di.runtime.UseCayenneRuntime;
  import org.junit.Test;
  
  import java.util.List;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertNotNull;
  
  @UseCayenneRuntime(CayenneProjects.COMPOUND_PROJECT)
  public class DataContextCharPKIT extends RuntimeCase {
  
      @Inject
      private DataContext context;
  
      @Test
      public void testInsert() throws Exception {
          CharPkTestEntity object = context.newObject(CharPkTestEntity.class);
          object.setOtherCol("object-XYZ");
          object.setPkCol("PK1");
          context.commitChanges();
  
          SQLTemplate q = new SQLTemplate(
                  CharPkTestEntity.class,
                  "SELECT * FROM CHAR_PK_TEST");
  
          q.setFetchingDataRows(true);
  
          List<?> rows = context.performQuery(q);
          assertNotNull(rows);
          assertEquals(1, rows.size());
          DataRow row = (DataRow) rows.get(0);
  
          Object val = row.get("OTHER_COL");
          if (val == null) {
              val = row.get("other_col");
          }
          assertEquals("object-XYZ", val);
  
          val = row.get("PK_COL");
          if (val == null) {
              val = row.get("pk_col");
          }
          assertEquals("PK1", val);
      }
  
      @Test
      public void testDelete() throws Exception {
          CharPkTestEntity object = context.newObject(CharPkTestEntity.class);
          object.setOtherCol("object-XYZ");
          object.setPkCol("PK1");
          context.commitChanges();
  
          context.deleteObjects(object);
          context.commitChanges();
  
          SQLTemplate q = new SQLTemplate(
                  CharPkTestEntity.class,
                  "SELECT * FROM CHAR_PK_TEST");
          q.setFetchingDataRows(true);
  
          List<?> rows = context.performQuery(q);
          assertNotNull(rows);
          assertEquals(0, rows.size());
      }
  
      @Test
      public void testUpdate() throws Exception {
          CharPkTestEntity object = context.newObject(CharPkTestEntity.class);
          object.setOtherCol("object-XYZ");
          object.setPkCol("PK1");
          context.commitChanges();
  
          object.setOtherCol("UPDATED");
          context.commitChanges();
  
          SQLTemplate q = new SQLTemplate(
                  CharPkTestEntity.class,
                  "SELECT * FROM CHAR_PK_TEST");
          q.setFetchingDataRows(true);
  
          List<?> rows = context.performQuery(q);
          assertNotNull(rows);
          assertEquals(1, rows.size());
          DataRow row = (DataRow) rows.get(0);
          Object val = row.get("OTHER_COL");
          if (val == null) {
              val = row.get("other_col");
          }
          assertEquals("UPDATED", val);
      }
  }
  