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package org.apache.olingo.odata2.jpa.processor.core.jpql;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.util.ArrayList;
import java.util.List;
import org.apache.olingo.odata2.api.edm.EdmException;
import org.apache.olingo.odata2.api.edm.EdmMapping;
import org.apache.olingo.odata2.api.edm.EdmProperty;
import org.apache.olingo.odata2.api.edm.EdmSimpleType;
import org.apache.olingo.odata2.api.uri.KeyPredicate;
import org.apache.olingo.odata2.jpa.processor.api.access.JPAJoinClause;
import org.apache.olingo.odata2.jpa.processor.api.exception.ODataJPARuntimeException;
import org.apache.olingo.odata2.jpa.processor.api.jpql.JPQLContextType;
import org.apache.olingo.odata2.jpa.processor.api.jpql.JPQLJoinSelectSingleContextView;
import org.apache.olingo.odata2.jpa.processor.api.jpql.JPQLStatement;
import org.easymock.EasyMock;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
public class JPQLJoinSelectSingleStatementBuilderTest {
JPQLJoinSelectSingleContextView context = null;
@BeforeClass
public static void setUpBeforeClass() throws Exception {}
@AfterClass
public static void tearDownAfterClass() throws Exception {}
public void setUp(final List<JPAJoinClause> joinClauseList) throws Exception {
context = EasyMock.createMock(JPQLJoinSelectSingleContextView.class);
EasyMock.expect(context.getJPAEntityAlias()).andStubReturn("gt1");
EasyMock.expect(context.getJPAEntityName()).andStubReturn("SOHeader");
EasyMock.expect(context.getType()).andStubReturn(JPQLContextType.SELECT);
EasyMock.expect(context.getKeyPredicates()).andStubReturn(createKeyPredicates());
EasyMock.expect(context.getSelectExpression()).andStubReturn("gt1");
EasyMock.expect(context.getJPAJoinClauses()).andStubReturn(joinClauseList);
EasyMock.replay(context);
}
private List<JPAJoinClause> getJoinClauseList() {
List<JPAJoinClause> joinClauseList = new ArrayList<JPAJoinClause>();
JPAJoinClause jpaOuterJoinClause =
new JPAJoinClause("SOHeader", "soh", null, null, "soh.soId = 1", JPAJoinClause.JOIN.LEFT);
joinClauseList.add(jpaOuterJoinClause);
jpaOuterJoinClause =
new JPAJoinClause("SOHeader", "soh", "soItem", "soi", "soi.shId = soh.soId", JPAJoinClause.JOIN.LEFT);
joinClauseList.add(jpaOuterJoinClause);
jpaOuterJoinClause =
new JPAJoinClause("SOItem", "si", "material", "mat", "mat.id = 'abc'", JPAJoinClause.JOIN.LEFT);
joinClauseList.add(jpaOuterJoinClause);
return joinClauseList;
}
@After
public void tearDown() throws Exception {}
@Test
public void testBuild() throws Exception {
setUp(getJoinClauseList());
JPQLJoinSelectSingleStatementBuilder jpqlJoinSelectsingleStatementBuilder =
new JPQLJoinSelectSingleStatementBuilder(context);
try {
JPQLStatement jpqlStatement = jpqlJoinSelectsingleStatementBuilder.build();
assertEquals(
"SELECT gt1 FROM SOHeader soh JOIN soh.soItem soi JOIN soi.material mat WHERE soh.soId = 1 AND " +
"soi.shId = soh.soId AND mat.id = 'abc'",
jpqlStatement.toString());
} catch (ODataJPARuntimeException e) {
fail("Should not have come here");
}
}
private List<KeyPredicate> createKeyPredicates() throws EdmException {
KeyPredicate keyPredicate = EasyMock.createMock(KeyPredicate.class);
EasyMock.expect(keyPredicate.getLiteral()).andStubReturn("1");
EdmProperty edmProperty = EasyMock.createMock(EdmProperty.class);
EdmMapping edmMapping = EasyMock.createMock(EdmMapping.class);
EasyMock.expect(edmMapping.getInternalName()).andStubReturn("soid");
EasyMock.expect(edmProperty.getMapping()).andStubReturn(edmMapping);
EdmSimpleType edmType = EasyMock.createMock(EdmSimpleType.class);
EasyMock.expect(edmProperty.getType()).andStubReturn(edmType);
EasyMock.expect(keyPredicate.getProperty()).andStubReturn(edmProperty);
EasyMock.replay(edmType, edmMapping, edmProperty, keyPredicate);
List<KeyPredicate> keyPredicates = new ArrayList<KeyPredicate>();
keyPredicates.add(keyPredicate);
return keyPredicates;
}
@Test
public void testJoinClauseAsNull() throws Exception {
setUp(null);
JPQLJoinSelectSingleStatementBuilder jpqlJoinSelectsingleStatementBuilder =
new JPQLJoinSelectSingleStatementBuilder(context);
try {
jpqlJoinSelectsingleStatementBuilder.build();
fail("Should not have come here");
} catch (ODataJPARuntimeException e) {
assertTrue(true);
}
}
@Test
public void testJoinClauseListAsEmpty() throws Exception {
List<JPAJoinClause> joinClauseList = new ArrayList<JPAJoinClause>();
setUp(joinClauseList);
JPQLJoinSelectSingleStatementBuilder jpqlJoinSelectsingleStatementBuilder =
new JPQLJoinSelectSingleStatementBuilder(context);
try {
jpqlJoinSelectsingleStatementBuilder.build();
fail("Should not have come here");
} catch (ODataJPARuntimeException e) {
assertTrue(true);
}
}
}