SQLTemplate_LegacyTest.java

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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");
		q1.setName("QName");

		Query q2 = q1.queryWithParameters(Collections.EMPTY_MAP);
		assertNotNull(q2);
		assertNotSame(q1, q2);
		assertTrue(q2 instanceof SQLTemplate);

		assertNull(q2.getName());

		Query q3 = q1.queryWithParameters(Collections.singletonMap("a", "b"));
		assertNotNull(q3);
		assertNotSame(q1, q3);
		assertNull(q3.getName());
		assertFalse(q1.getName().equals(q3.getName()));

		Query q4 = q1.queryWithParameters(Collections.singletonMap("a", "b"));
		assertNotNull(q4);
		assertNotSame(q3, q4);
		assertEquals(q3.getName(), q4.getName());
	}

	@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());
	}
}