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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.EdmEntitySet;
import org.apache.olingo.odata2.api.edm.EdmEntityType;
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.EdmType;
import org.apache.olingo.odata2.api.uri.KeyPredicate;
import org.apache.olingo.odata2.api.uri.SelectItem;
import org.apache.olingo.odata2.api.uri.info.GetEntityUriInfo;
import org.apache.olingo.odata2.jpa.processor.api.exception.ODataJPAModelException;
import org.apache.olingo.odata2.jpa.processor.api.exception.ODataJPARuntimeException;
import org.apache.olingo.odata2.jpa.processor.api.jpql.JPQLContext;
import org.apache.olingo.odata2.jpa.processor.api.jpql.JPQLContextType;
import org.apache.olingo.odata2.jpa.processor.core.jpql.JPQLSelectSingleContext.JPQLSelectSingleContextBuilder;
import org.easymock.EasyMock;
import org.junit.Test;
public class JPQLSelectSingleContextImplTest {
private static String entityTypeName = "MockEntity";
private static String[] fields = { "Field1", "Field2" };
private static List<KeyPredicate> keyPredicates;
private static JPQLSelectSingleContextBuilder builder;
private static JPQLSelectSingleContext selectContext;
private void buildContextBuilder(final boolean isSelectNull) {
builder = null;
selectContext = null;
keyPredicates = new ArrayList<KeyPredicate>();
GetEntityUriInfo resultsView = EasyMock.createMock(GetEntityUriInfo.class);
EdmEntitySet entitySet = EasyMock.createMock(EdmEntitySet.class);
EdmEntityType entityType = EasyMock.createMock(EdmEntityType.class);
KeyPredicate keyPredicate = EasyMock.createMock(KeyPredicate.class);
EdmProperty kpProperty = EasyMock.createMock(EdmProperty.class);
EdmType edmType = EasyMock.createMock(EdmType.class);
EasyMock.expect(keyPredicate.getLiteral()).andStubReturn("1");
try {
EasyMock.expect(kpProperty.getName()).andStubReturn("Field1");
EasyMock.expect(kpProperty.getType()).andStubReturn(edmType);
} catch (EdmException e2) {
fail("this should not happen");
}
EasyMock.expect(keyPredicate.getProperty()).andStubReturn(kpProperty);
EasyMock.replay(edmType, kpProperty, keyPredicate);
keyPredicates.add(keyPredicate);
int i = 0;
try {
List<SelectItem> selectItemList = new ArrayList<SelectItem>(2);
do {
EdmMapping edmMapping = EasyMock.createMock(EdmMapping.class);
EasyMock.expect(edmMapping.getInternalName()).andStubReturn(fields[i]);
EdmProperty edmProperty = EasyMock.createMock(EdmProperty.class);
EasyMock.expect(edmProperty.getMapping()).andStubReturn(edmMapping);
EasyMock.replay(edmMapping, edmProperty);
SelectItem selectItem = EasyMock.createMock(SelectItem.class);
EasyMock.expect(selectItem.getProperty()).andStubReturn(edmProperty);
EasyMock.replay(selectItem);
selectItemList.add(selectItem);
} while (++i < 2);
EasyMock.expect(entityType.getMapping()).andStubReturn(null);
EasyMock.expect(entityType.getName()).andStubReturn(entityTypeName);
EasyMock.replay(entityType);
EasyMock.expect(entitySet.getEntityType()).andStubReturn(entityType);
EasyMock.replay(entitySet);
EasyMock.expect(resultsView.getTargetEntitySet()).andStubReturn(entitySet);
if (isSelectNull) {
selectItemList = null;
}
EasyMock.expect(resultsView.getSelect()).andStubReturn(selectItemList);
ArrayList<KeyPredicate> arrayList = new ArrayList<KeyPredicate>();
arrayList.add(keyPredicate);
EasyMock.expect(resultsView.getKeyPredicates()).andStubReturn(arrayList);
EasyMock.replay(resultsView);
} catch (EdmException e1) {
fail("Exception not Expected");
}
try {
builder = (JPQLSelectSingleContextBuilder) JPQLContext.createBuilder(JPQLContextType.SELECT_SINGLE, resultsView);
selectContext = (JPQLSelectSingleContext) builder.build();
} catch (ODataJPAModelException e) {
fail("Exception not Expected");
} catch (ODataJPARuntimeException e) {
fail("Runtime Exception thrown");
}
}
@Test
public void testEntityNameThrowingException() {
// buildSelectContext(false, false, false);
GetEntityUriInfo resultsView = EasyMock.createMock(GetEntityUriInfo.class);
EdmEntitySet entitySet = EasyMock.createMock(EdmEntitySet.class);
EdmEntityType entityType = EasyMock.createMock(EdmEntityType.class);
try {
EasyMock.expect(entityType.getName()).andStubThrow(new EdmException(null));
EasyMock.expect(entitySet.getEntityType()).andStubThrow(new EdmException(null));
} catch (EdmException e1) {
// throw new ODataException();
}
EasyMock.replay(entityType);
EasyMock.replay(entitySet);
EasyMock.expect(resultsView.getTargetEntitySet()).andStubReturn(entitySet);
EasyMock.expect(resultsView.getSelect()).andStubReturn(null);
EasyMock.expect(resultsView.getFilter()).andStubReturn(null);
EasyMock.replay(resultsView);
try {
JPQLSelectSingleContextBuilder builder1 =
(JPQLSelectSingleContextBuilder) JPQLContext.createBuilder(JPQLContextType.SELECT_SINGLE, resultsView);
builder1.build();
fail("Should not come here");
} catch (ODataJPAModelException e) {
fail();
} catch (ODataJPARuntimeException e) {
assertTrue(true);
}
}
@Test
public void testSlectedFieldsAsNull() {
buildContextBuilder(true);
try {
selectContext = (JPQLSelectSingleContext) builder.build();
assertEquals("E2", selectContext.getSelectExpression());
} catch (ODataJPAModelException e) {
fail();
} catch (ODataJPARuntimeException e) {
fail();
}
}
@Test
public void getKeyPredicates() {
buildContextBuilder(false);
assertEquals(keyPredicates.size(), selectContext.getKeyPredicates().size());
assertEquals(keyPredicates, selectContext.getKeyPredicates());
}
@Test
public void testGetJPAEntityName() {
buildContextBuilder(false);
assertEquals(JPQLSelectSingleContextImplTest.entityTypeName, selectContext.getJPAEntityName());
}
@Test
public void testGetType() {
buildContextBuilder(false);
assertEquals(JPQLContextType.SELECT_SINGLE, selectContext.getType());
}
@Test
public void testCreateBuilder() {
buildContextBuilder(false);
assertEquals(JPQLSelectSingleContextBuilder.class.toString(), builder.getClass().toString());
}
}