Added ProductItemPredicates.units, function ProductItemPriceFromProductItem and updated the live test to show how to get prices

sandbox-providers/softlayer/src/main/java/org/jclouds/softlayer/compute/functions/ProductItemPriceFromProductItem.java

@@ -0,0 +1,46 @@
+/**
+ * Licensed to jclouds, Inc. (jclouds) under one or more
+ * contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  jclouds licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.jclouds.softlayer.compute.functions;
+
+import com.google.common.base.Function;
+import org.jclouds.softlayer.domain.ProductItem;
+import org.jclouds.softlayer.domain.ProductItemPrice;
+
+import java.util.NoSuchElementException;
+import java.util.Set;
+
+/**
+ * Returns the ProductItemPrice for the ProductItem.
+ * @author Jason King
+ */
+public class ProductItemPriceFromProductItem implements Function<ProductItem,ProductItemPrice> {
+
+    /**
+     *
+     * @param productItem the productItem to use
+     * @return the productItemPrice
+     * @throws java.util.NoSuchElementException if not only 1 price
+     */
+    @Override
+    public ProductItemPrice apply(ProductItem productItem) {
+        Set<ProductItemPrice> prices = productItem.getPrices();
+        if(prices.size()!=1) throw new NoSuchElementException();
+        return prices.iterator().next();
+    }
+}

sandbox-providers/softlayer/src/main/java/org/jclouds/softlayer/predicates/ProductItemPredicates.java

@@ -66,4 +66,26 @@ public class ProductItemPredicates {
             }
         };
     }
+
+    /**
+    * Tests if the ProductItem has the required units.
+     * TODO Write test method
+    * @param units
+    * @return true if it does, otherwise false.
+    */
+    public static Predicate<ProductItem> units(final String units) {
+        return new Predicate<ProductItem>() {
+            @Override
+            public boolean apply(ProductItem productItem) {
+                String productItemUnits = productItem.getUnits();
+                if (productItemUnits == null) return false;
+                return productItemUnits.equals(units);
+            }
+
+            @Override
+            public String toString() {
+                return "units("+units+")";
+            }
+        };
+    }
 }

sandbox-providers/softlayer/src/test/java/org/jclouds/softlayer/features/ProductPackageClientLiveTest.java

@@ -18,16 +18,24 @@
  */
 package org.jclouds.softlayer.features;
 
+import com.google.common.base.Predicates;
 import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Iterables;
-
+import com.google.common.collect.Maps;
+import com.google.common.collect.Sets;
+import org.jclouds.softlayer.compute.functions.CapacityFromProductItem;
+import org.jclouds.softlayer.compute.functions.DescriptionFromProductItem;
+import org.jclouds.softlayer.compute.functions.ProductItemPriceFromProductItem;
 import org.jclouds.softlayer.domain.*;
-import org.jclouds.softlayer.predicates.ProductPackagePredicates;
+import org.jclouds.softlayer.reference.SoftLayerConstants;
 import org.testng.annotations.BeforeGroups;
 import org.testng.annotations.Test;
 
+import java.util.Map;
 import java.util.Set;
 
+import static org.jclouds.softlayer.predicates.ProductItemPredicates.*;
+import static org.jclouds.softlayer.predicates.ProductPackagePredicates.named;
 import static org.testng.Assert.*;
 
 /**
@@ -42,6 +50,10 @@ public class ProductPackageClientLiveTest extends BaseSoftLayerClientLiveTest {
       super.setupClient();
       client = context.getApi().getProductPackageClient();
       accountClient = context.getApi().getAccountClient();
+
+      // This is used several times, so cache to speed up the test.
+      cloudServerPackageId = Iterables.find(accountClient.getActivePackages(),named(CLOUD_SERVER_PACKAGE_NAME)).getId();
+      cloudServerProductPackage = client.getProductPackage(cloudServerPackageId);
    }
 
    private static final String CLOUD_SERVER_PACKAGE_NAME = "Cloud Server";
@@ -49,6 +61,9 @@ public class ProductPackageClientLiveTest extends BaseSoftLayerClientLiveTest {
    private ProductPackageClient client;
    private AccountClient accountClient;
 
+   private long cloudServerPackageId;
+   private ProductPackage cloudServerProductPackage;
+
    @Test
    public void testGetProductPackage() {
       for (ProductPackage productPackage : accountClient.getActivePackages()) {
@@ -85,13 +100,7 @@ public class ProductPackageClientLiveTest extends BaseSoftLayerClientLiveTest {
 
       Set<Datacenter> expected = builder.build();
 
-      // note we don't need to check null, as this will throw NoSuchElementException if
+      Set<Datacenter> datacenters = cloudServerProductPackage.getDatacenters();
-      // a product package named as below isn't found.
-      long productPackageId = Iterables.find(accountClient.getActivePackages(),
-               ProductPackagePredicates.named(CLOUD_SERVER_PACKAGE_NAME)).getId();
-
-      ProductPackage productPackage = client.getProductPackage(productPackageId);
-      Set<Datacenter> datacenters = productPackage.getDatacenters();
       assertEquals(datacenters.size(), expected.size());
       assertTrue(datacenters.containsAll(expected));
 
@@ -102,6 +111,69 @@ public class ProductPackageClientLiveTest extends BaseSoftLayerClientLiveTest {
       }
    }
 
+   @Test
+   public void testGetOneGBRamPrice() {
+       //Predicate p = Predicates.and(ProductItemPredicates.categoryCode("ram"),ProductItemPredicates.capacity(1.0f));
+       Iterable<ProductItem> ramItems = Iterables.filter(cloudServerProductPackage.getItems(),
+               Predicates.and(categoryCode("ram"), capacity(1.0f)));
+
+       // capacity is key in GB (1Gb = 1.0f)
+       Map<Float, ProductItem> ramToProductItem = Maps.uniqueIndex(ramItems, new CapacityFromProductItem());
+
+       ProductItemPrice price = new ProductItemPriceFromProductItem().apply(ramToProductItem.get(1.0f));
+       assert new Long(1644L).equals(price.getId());
+   }
+
+   @Test
+   public void testGetTwoCPUCoresPrice() {
+       // If use ProductItemPredicates.categoryCode("guest_core") get duplicate capacities (units = PRIVATE_CORE and N/A)
+       Iterable<ProductItem> cpuItems = Iterables.filter(cloudServerProductPackage.getItems(), Predicates.and(units("PRIVATE_CORE"), capacity(2.0f)));
+
+       // number of cores is the key
+       Map<Float, ProductItem> coresToProductItem = Maps.uniqueIndex(cpuItems, new CapacityFromProductItem());
+
+       ProductItemPrice price = new ProductItemPriceFromProductItem().apply(coresToProductItem.get(2.0f));
+       assert new Long(1963L).equals(price.getId());
+   }
+
+   @Test
+   public void testGetUbuntuPrice() {
+       Iterable<ProductItem> operatingSystems = Iterables.filter(cloudServerProductPackage.getItems(), categoryCode("os"));
+
+       Map<String, ProductItem> osToProductItem = Maps.uniqueIndex(operatingSystems, new DescriptionFromProductItem());
+
+       ProductItemPrice price = new ProductItemPriceFromProductItem().apply(osToProductItem.get("Ubuntu Linux 8 LTS Hardy Heron - Minimal Install (64 bit)"));
+       assert new Long(1693L).equals(price.getId());
+   }
+
+   @Test
+   public void testPricesForLaunchingGuestVM() {
+       Iterable<ProductItem> ramItems = Iterables.filter(cloudServerProductPackage.getItems(),
+               Predicates.and(categoryCode("ram"), capacity(1.0f)));
+
+       Map<Float, ProductItem> ramToProductItem = Maps.uniqueIndex(ramItems, new CapacityFromProductItem());
+
+       ProductItemPrice ramPrice = new ProductItemPriceFromProductItem().apply(ramToProductItem.get(1.0f));
+
+       Iterable<ProductItem> cpuItems = Iterables.filter(cloudServerProductPackage.getItems(), Predicates.and(units("PRIVATE_CORE"), capacity(2.0f)));
+       Map<Float, ProductItem> coresToProductItem = Maps.uniqueIndex(cpuItems, new CapacityFromProductItem());
+
+       ProductItemPrice cpuPrice = new ProductItemPriceFromProductItem().apply(coresToProductItem.get(2.0f));
+
+       Iterable<ProductItem> operatingSystems = Iterables.filter(cloudServerProductPackage.getItems(), categoryCode("os"));
+       Map<String, ProductItem> osToProductItem = Maps.uniqueIndex(operatingSystems, new DescriptionFromProductItem());
+       ProductItemPrice osPrice = new ProductItemPriceFromProductItem().apply(osToProductItem.get("Ubuntu Linux 8 LTS Hardy Heron - Minimal Install (64 bit)"));
+
+       Set<Long> prices = Sets.<Long>newLinkedHashSet();
+       prices.addAll(SoftLayerConstants.DEFAULT_VIRTUAL_GUEST_PRICES);
+       prices.add(ramPrice.getId());
+       prices.add(cpuPrice.getId());
+       prices.add(osPrice.getId());
+
+       //This should be everything needed to launch Ubuntu Hardy Heron with 1GB Ram and 2 CPU Cores
+       //TODO: There must be a more concise way of expressing this logic.
+   }
+
    private void checkProductItem(ProductItem item) {
       assert item.getId() > 0 : item;
       assert item.getDescription() != null : item;