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IN PROGRESS - BATCH-712: Upgrade ItemReaders to use Parameterized types

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This commit is contained in:
robokaso
2008-07-21 09:51:38 +00:00
parent 579ccf10c3
commit c0d911a896
3 changed files with 64 additions and 49 deletions
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95
spring-batch-samples/src/test/java/org/springframework/batch/sample/item/reader/OrderItemReaderTests.java
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@@ -19,43 +19,49 @@ import org.springframework.batch.sample.domain.ShippingInfo;
public class OrderItemReaderTests extends TestCase {
private OrderItemReader provider;
private MockControl inputControl;
private ItemReader input;
private ItemReader<FieldSet> input;
private MockControl mapperControl;
@SuppressWarnings("unchecked")
private FieldSetMapper mapper;
@SuppressWarnings("unchecked")
public void setUp() {
inputControl = MockControl.createControl(ItemReader.class);
input = (ItemReader)inputControl.getMock();
input = (ItemReader<FieldSet>) inputControl.getMock();
provider = new OrderItemReader();
provider.setItemReader(input);
provider.setFieldSetReader(input);
}
/*
* OrderItemProvider is resposible for retrieving validated value object from input source.
* OrderItemProvider.next():
* - reads lines from the input source - returned as fieldsets
* - pass fieldsets to the mapper - mapper will create value object
* - pass value object to validator
* - returns validated object
*
* In testNext method we are going to test these responsibilities. So we need create mock
* objects for input source, mapper and validator.
* OrderItemProvider is resposible for retrieving validated value object
* from input source. OrderItemProvider.next(): - reads lines from the input
* source - returned as fieldsets - pass fieldsets to the mapper - mapper
* will create value object - pass value object to validator - returns
* validated object
*
* In testNext method we are going to test these responsibilities. So we
* need create mock objects for input source, mapper and validator.
*/
@SuppressWarnings("unchecked")
public void testNext() throws Exception {
//create fieldsets and set return values for input source
FieldSet headerFS = new DefaultFieldSet(new String[] {Order.LINE_ID_HEADER});
FieldSet customerFS = new DefaultFieldSet(new String[] {Customer.LINE_ID_NON_BUSINESS_CUST});
FieldSet billingFS = new DefaultFieldSet(new String[] {Address.LINE_ID_BILLING_ADDR});
FieldSet shippingFS = new DefaultFieldSet(new String[] {Address.LINE_ID_SHIPPING_ADDR});
FieldSet billingInfoFS = new DefaultFieldSet(new String[] {BillingInfo.LINE_ID_BILLING_INFO});
FieldSet shippingInfoFS = new DefaultFieldSet(new String[] {ShippingInfo.LINE_ID_SHIPPING_INFO});
FieldSet itemFS = new DefaultFieldSet(new String[] {LineItem.LINE_ID_ITEM});
FieldSet footerFS = new DefaultFieldSet(new String[] {Order.LINE_ID_FOOTER, "100","3","3"},
new String[] {"ID","TOTAL_PRICE","TOTAL_LINE_ITEMS","TOTAL_ITEMS"});
// create fieldsets and set return values for input source
FieldSet headerFS = new DefaultFieldSet(new String[] { Order.LINE_ID_HEADER });
FieldSet customerFS = new DefaultFieldSet(new String[] { Customer.LINE_ID_NON_BUSINESS_CUST });
FieldSet billingFS = new DefaultFieldSet(new String[] { Address.LINE_ID_BILLING_ADDR });
FieldSet shippingFS = new DefaultFieldSet(new String[] { Address.LINE_ID_SHIPPING_ADDR });
FieldSet billingInfoFS = new DefaultFieldSet(new String[] { BillingInfo.LINE_ID_BILLING_INFO });
FieldSet shippingInfoFS = new DefaultFieldSet(new String[] { ShippingInfo.LINE_ID_SHIPPING_INFO });
FieldSet itemFS = new DefaultFieldSet(new String[] { LineItem.LINE_ID_ITEM });
FieldSet footerFS = new DefaultFieldSet(new String[] { Order.LINE_ID_FOOTER, "100", "3", "3" }, new String[] {
"ID", "TOTAL_PRICE", "TOTAL_LINE_ITEMS", "TOTAL_ITEMS" });
input.read();
inputControl.setReturnValue(headerFS);
@@ -70,14 +76,14 @@ public class OrderItemReaderTests extends TestCase {
input.read();
inputControl.setReturnValue(shippingInfoFS);
input.read();
inputControl.setReturnValue(itemFS,3);
inputControl.setReturnValue(itemFS, 3);
input.read();
inputControl.setReturnValue(footerFS);
input.read();
inputControl.setReturnValue(null);
inputControl.replay();
//create value objects
// create value objects
Order order = new Order();
Customer customer = new Customer();
Address billing = new Address();
@@ -86,10 +92,10 @@ public class OrderItemReaderTests extends TestCase {
ShippingInfo shippingInfo = new ShippingInfo();
LineItem item = new LineItem();
//create mock mapper
// create mock mapper
mapperControl = MockControl.createControl(FieldSetMapper.class);
mapper = (FieldSetMapper)mapperControl.getMock();
//set how mapper should respond - set return values for mapper
mapper = (FieldSetMapper) mapperControl.getMock();
// set how mapper should respond - set return values for mapper
mapper.mapLine(headerFS, -1);
mapperControl.setReturnValue(order);
mapper.mapLine(customerFS, -1);
@@ -103,11 +109,10 @@ public class OrderItemReaderTests extends TestCase {
mapper.mapLine(shippingInfoFS, -1);
mapperControl.setReturnValue(shippingInfo);
mapper.mapLine(itemFS, -1);
mapperControl.setReturnValue(item,3);
mapperControl.setReturnValue(item, 3);
mapperControl.replay();
//set-up provider: set mappers
// set-up provider: set mappers
provider.setAddressMapper(mapper);
provider.setBillingMapper(mapper);
provider.setCustomerMapper(mapper);
@@ -115,35 +120,35 @@ public class OrderItemReaderTests extends TestCase {
provider.setItemMapper(mapper);
provider.setShippingMapper(mapper);
//call tested method
// call tested method
Object result = provider.read();
//verify result
// verify result
assertNotNull(result);
//result should be Order
// result should be Order
assertTrue(result instanceof Order);
//verify whether order is constructed correctly
//Order object should contain same instances as returned by mapper
// verify whether order is constructed correctly
// Order object should contain same instances as returned by mapper
Order o = (Order) result;
assertEquals(o,order);
assertEquals(o.getCustomer(),customer);
//is it non-bussines customer
assertEquals(o, order);
assertEquals(o.getCustomer(), customer);
// is it non-bussines customer
assertFalse(o.getCustomer().isBusinessCustomer());
assertEquals(o.getBillingAddress(),billing);
assertEquals(o.getShippingAddress(),shipping);
assertEquals(o.getBilling(),billingInfo);
assertEquals(o.getBillingAddress(), billing);
assertEquals(o.getShippingAddress(), shipping);
assertEquals(o.getBilling(), billingInfo);
assertEquals(o.getShipping(), shippingInfo);
//there should be 3 line items
// there should be 3 line items
assertEquals(3, o.getLineItems().size());
for (Iterator<?> i = o.getLineItems().iterator(); i.hasNext();) {
assertEquals(i.next(),item);
assertEquals(i.next(), item);
}
//try to retrieve next object - nothing should be returned
// try to retrieve next object - nothing should be returned
assertNull(provider.read());
//verify method calls on input source, mapper and validator
// verify method calls on input source, mapper and validator
inputControl.verify();
mapperControl.verify();
}