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   *  to you under the Apache License, Version 2.0 (the
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  package org.apache.cayenne.query;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertNotNull;
  import static org.junit.Assert.assertNotSame;
  import static org.junit.Assert.assertNull;
  import static org.junit.Assert.assertTrue;
  
  import java.util.Collections;
  import java.util.HashMap;
  import java.util.Iterator;
  import java.util.Map;
  
  import org.junit.Test;
  
  public class SQLTemplate_LegacyTest {
  
  	@Test
  	@SuppressWarnings("unchecked")
  	@Deprecated
  	public void testQueryWithParameters() {
  		SQLTemplate q1 = new SQLTemplate("E1", "SELECT");
  
  		Query q2 = q1.queryWithParameters(Collections.EMPTY_MAP);
  		assertNotNull(q2);
  		assertNotSame(q1, q2);
  		assertTrue(q2 instanceof SQLTemplate);
  
  		Query q3 = q1.queryWithParameters(Collections.singletonMap("a", "b"));
  		assertNotNull(q3);
  		assertNotSame(q1, q3);
  
  		Query q4 = q1.queryWithParameters(Collections.singletonMap("a", "b"));
  		assertNotNull(q4);
  		assertNotSame(q3, q4);
  	}
  
  	@SuppressWarnings("unchecked")
  	@Test
  	@Deprecated
  	public void testSetParameters_SingleParameterSet() throws Exception {
  		SQLTemplate query = new SQLTemplate();
  
  		assertNotNull(query.getParameters());
  		assertTrue(query.getParameters().isEmpty());
  
  		Map<String, Object> params = new HashMap<>();
  		params.put("a", "b");
  
  		query.setParameters(params);
  		assertEquals(params, query.getParameters());
  		Iterator<?> it = query.parametersIterator();
  		assertTrue(it.hasNext());
  		assertEquals(params, it.next());
  		assertFalse(it.hasNext());
  
  		query.setParameters();
  		assertNotNull(query.getParameters());
  		assertTrue(query.getParameters().isEmpty());
  		it = query.parametersIterator();
  		assertFalse(it.hasNext());
  	}
  
  	@Test
  	@SuppressWarnings("unchecked")
  	@Deprecated
  	public void testSetParameters_BatchParameterSet() throws Exception {
  		SQLTemplate query = new SQLTemplate();
  
  		assertNotNull(query.getParameters());
  		assertTrue(query.getParameters().isEmpty());
  
  		Map<String, Object> params1 = new HashMap<>();
  		params1.put("a", "b");
  
  		Map<String, Object> params2 = new HashMap<>();
  		params2.put("1", "2");
  
  		query.setParameters(new Map[] { params1, params2, null });
  		assertEquals(params1, query.getParameters());
  		Iterator<?> it = query.parametersIterator();
  		assertTrue(it.hasNext());
  		assertEquals(params1, it.next());
  		assertTrue(it.hasNext());
  		assertEquals(params2, it.next());
  		assertTrue(it.hasNext());
  		assertTrue(((Map<String, Object>) it.next()).isEmpty());
  		assertFalse(it.hasNext());
  
  		query.setParameters((Map[]) null);
  		assertNotNull(query.getParameters());
  		assertTrue(query.getParameters().isEmpty());
  		it = query.parametersIterator();
  		assertFalse(it.hasNext());
  	}
  }
  