func TestListAllContainers(t *testing.T) { // Create a new client to execute the HTTP requests. See common.go for newClient body. client := newClient(t) numContainers := 20 // Create a slice of random container names. cNames := make([]string, numContainers) for i := 0; i < numContainers; i++ { cNames[i] = tools.RandomString("gophercloud-test-container-", 8) } // Create numContainers containers. for i := 0; i < len(cNames); i++ { res := containers.Create(client, cNames[i], nil) th.AssertNoErr(t, res.Err) } // Delete the numContainers containers after function completion. defer func() { for i := 0; i < len(cNames); i++ { res := containers.Delete(client, cNames[i]) th.AssertNoErr(t, res.Err) } }() // List all the numContainer names that were just created. To just list those, // the 'prefix' parameter is used. allPages, err := containers.List(client, &containers.ListOpts{Full: true, Limit: 5, Prefix: "gophercloud-test-container-"}).AllPages() th.AssertNoErr(t, err) containerInfoList, err := containers.ExtractInfo(allPages) th.AssertNoErr(t, err) for _, n := range containerInfoList { t.Logf("Container: Name [%s] Count [%d] Bytes [%d]", n.Name, n.Count, n.Bytes) } th.AssertEquals(t, numContainers, len(containerInfoList)) // List the info for all the numContainer containers that were created. allPages, err = containers.List(client, &containers.ListOpts{Full: false, Limit: 2, Prefix: "gophercloud-test-container-"}).AllPages() th.AssertNoErr(t, err) containerNamesList, err := containers.ExtractNames(allPages) th.AssertNoErr(t, err) for _, n := range containerNamesList { t.Logf("Container: Name [%s]", n) } th.AssertEquals(t, numContainers, len(containerNamesList)) }
// ExtractNames interprets a page of List results when just the container // names are requested. func ExtractNames(page pagination.Page) ([]string, error) { return os.ExtractNames(page) }
func TestContainers(t *testing.T) { // Create a new client to execute the HTTP requests. See common.go for newClient body. client := newClient(t) // Create a slice of random container names. cNames := make([]string, numContainers) for i := 0; i < numContainers; i++ { cNames[i] = tools.RandomString("gophercloud-test-container-", 8) } // Create numContainers containers. for i := 0; i < len(cNames); i++ { res := containers.Create(client, cNames[i], nil) th.AssertNoErr(t, res.Err) } // Delete the numContainers containers after function completion. defer func() { for i := 0; i < len(cNames); i++ { res := containers.Delete(client, cNames[i]) th.AssertNoErr(t, res.Err) } }() // List the numContainer names that were just created. To just list those, // the 'prefix' parameter is used. err := containers.List(client, &containers.ListOpts{Full: true, Prefix: "gophercloud-test-container-"}).EachPage(func(page pagination.Page) (bool, error) { containerList, err := containers.ExtractInfo(page) th.AssertNoErr(t, err) for _, n := range containerList { t.Logf("Container: Name [%s] Count [%d] Bytes [%d]", n.Name, n.Count, n.Bytes) } return true, nil }) th.AssertNoErr(t, err) // List the info for the numContainer containers that were created. err = containers.List(client, &containers.ListOpts{Full: false, Prefix: "gophercloud-test-container-"}).EachPage(func(page pagination.Page) (bool, error) { containerList, err := containers.ExtractNames(page) th.AssertNoErr(t, err) for _, n := range containerList { t.Logf("Container: Name [%s]", n) } return true, nil }) th.AssertNoErr(t, err) // Update one of the numContainer container metadata. updateres := containers.Update(client, cNames[0], &containers.UpdateOpts{Metadata: metadata}) th.AssertNoErr(t, updateres.Err) // After the tests are done, delete the metadata that was set. defer func() { tempMap := make(map[string]string) for k := range metadata { tempMap[k] = "" } res := containers.Update(client, cNames[0], &containers.UpdateOpts{Metadata: tempMap}) th.AssertNoErr(t, res.Err) }() // Retrieve a container's metadata. cm, err := containers.Get(client, cNames[0]).ExtractMetadata() th.AssertNoErr(t, err) for k := range metadata { if cm[k] != metadata[strings.Title(k)] { t.Errorf("Expected custom metadata with key: %s", k) } } }