Compute Networks Acceptance Test Cleanup

The following changes were made to the networks acceptance tests:

* Created List test.
* Created Get test.
* Removed server test.
* Printing all network attributes.
diff --git a/acceptance/openstack/compute/v2/network_test.go b/acceptance/openstack/compute/v2/network_test.go
index 615e391..c7ff1a3 100644
--- a/acceptance/openstack/compute/v2/network_test.go
+++ b/acceptance/openstack/compute/v2/network_test.go
@@ -3,15 +3,58 @@
 package v2
 
 import (
-	"os"
+	"fmt"
 	"testing"
 
 	"github.com/gophercloud/gophercloud"
 	"github.com/gophercloud/gophercloud/openstack/compute/v2/extensions/networks"
-	"github.com/gophercloud/gophercloud/openstack/compute/v2/servers"
-	th "github.com/gophercloud/gophercloud/testhelper"
 )
 
+func TestNetworksList(t *testing.T) {
+	client, err := newClient()
+	if err != nil {
+		t.Fatalf("Unable to create a compute client: %v", err)
+	}
+
+	allPages, err := networks.List(client).AllPages()
+	if err != nil {
+		t.Fatalf("Unable to list networks: %v", err)
+	}
+
+	allNetworks, err := networks.ExtractNetworks(allPages)
+	if err != nil {
+		t.Fatalf("Unable to list networks: %v", err)
+	}
+
+	for _, network := range allNetworks {
+		printNetwork(t, &network)
+	}
+}
+
+func TestNetworksGet(t *testing.T) {
+	choices, err := ComputeChoicesFromEnv()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	client, err := newClient()
+	if err != nil {
+		t.Fatalf("Unable to create a compute client: %v", err)
+	}
+
+	networkID, err := getNetworkIDFromNetworks(t, client, choices.NetworkName)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	network, err := networks.Get(client, networkID).Extract()
+	if err != nil {
+		t.Fatalf("Unable to get network %s: %v", networkID, err)
+	}
+
+	printNetwork(t, network)
+}
+
 func getNetworkIDFromNetworkExtension(t *testing.T, client *gophercloud.ServiceClient, networkName string) (string, error) {
 	allPages, err := networks.List(client).AllPages()
 	if err != nil {
@@ -36,43 +79,53 @@
 	return networkID, nil
 }
 
-func TestNetworks(t *testing.T) {
-	networkName := os.Getenv("OS_NETWORK_NAME")
-	if networkName == "" {
-		t.Fatalf("OS_NETWORK_NAME must be set")
-	}
-
-	choices, err := ComputeChoicesFromEnv()
-	if err != nil {
-		t.Fatal(err)
-	}
-
-	client, err := newClient()
-	if err != nil {
-		t.Fatalf("Unable to create a compute client: %v", err)
-	}
-
-	networkID, err := getNetworkIDFromNetworkExtension(t, client, networkName)
-	if err != nil {
-		t.Fatalf("Unable to get network ID: %v", err)
-	}
-
-	// createNetworkServer is defined in tenantnetworks_test.go
-	server, err := createNetworkServer(t, client, choices, networkID)
-	if err != nil {
-		t.Fatalf("Unable to create server: %v", err)
-	}
-	defer func() {
-		servers.Delete(client, server.ID)
-		t.Logf("Server deleted.")
-	}()
-
-	if err = waitForStatus(client, server, "ACTIVE"); err != nil {
-		t.Fatalf("Unable to wait for server: %v", err)
-	}
-
+func getNetworkIDFromNetworks(t *testing.T, client *gophercloud.ServiceClient, networkName string) (string, error) {
 	allPages, err := networks.List(client).AllPages()
+	if err != nil {
+		t.Fatalf("Unable to list networks: %v", err)
+	}
+
 	allNetworks, err := networks.ExtractNetworks(allPages)
-	th.AssertNoErr(t, err)
-	t.Logf("Retrieved all %d networks: %+v", len(allNetworks), allNetworks)
+	if err != nil {
+		t.Fatalf("Unable to list networks: %v", err)
+	}
+
+	for _, network := range allNetworks {
+		if network.Label == networkName {
+			return network.ID, nil
+		}
+	}
+
+	return "", fmt.Errorf("Failed to obtain network ID for network %s", networkName)
+}
+
+func printNetwork(t *testing.T, network *networks.Network) {
+	t.Logf("Bridge: %s", network.Bridge)
+	t.Logf("BridgeInterface: %s", network.BridgeInterface)
+	t.Logf("Broadcast: %s", network.Broadcast)
+	t.Logf("CIDR: %s", network.CIDR)
+	t.Logf("CIDRv6: %s", network.CIDRv6)
+	t.Logf("CreatedAt: %v", network.CreatedAt)
+	t.Logf("Deleted: %t", network.Deleted)
+	t.Logf("DeletedAt: %v", network.DeletedAt)
+	t.Logf("DHCPStart: %s", network.DHCPStart)
+	t.Logf("DNS1: %s", network.DNS1)
+	t.Logf("DNS2: %s", network.DNS2)
+	t.Logf("Gateway: %s", network.Gateway)
+	t.Logf("Gatewayv6: %s", network.Gatewayv6)
+	t.Logf("Host: %s", network.Host)
+	t.Logf("ID: %s", network.ID)
+	t.Logf("Injected: %t", network.Injected)
+	t.Logf("Label: %s", network.Label)
+	t.Logf("MultiHost: %t", network.MultiHost)
+	t.Logf("Netmask: %s", network.Netmask)
+	t.Logf("Netmaskv6: %s", network.Netmaskv6)
+	t.Logf("Priority: %d", network.Priority)
+	t.Logf("ProjectID: %s", network.ProjectID)
+	t.Logf("RXTXBase: %d", network.RXTXBase)
+	t.Logf("UpdatedAt: %v", network.UpdatedAt)
+	t.Logf("VLAN: %d", network.VLAN)
+	t.Logf("VPNPrivateAddress: %s", network.VPNPrivateAddress)
+	t.Logf("VPNPublicAddress: %s", network.VPNPublicAddress)
+	t.Logf("VPNPublicPort: %d", network.VPNPublicPort)
 }