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/******************************************************************************
*
* Copyright 2018 Stefan Majewsky <majewsky@gmx.net>
*
* Licensed 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 schwift
import (
"fmt"
"testing"
)
func TestContainerIterator(t *testing.T) {
testWithAccount(t, func(a *Account) {
cname := func(idx int) string {
return fmt.Sprintf("schwift-test-listing%d", idx)
}
//create test containers that can be listed
for idx := 1; idx <= 4; idx++ {
_, err := a.Container(cname(idx)).EnsureExists()
expectSuccess(t, err)
}
//test iteration with empty last page
iter := a.Containers()
iter.Prefix = "schwift-test-listing"
cs, err := iter.NextPage(2)
expectSuccess(t, err)
expectContainerNames(t, cs, cname(1), cname(2))
cs, err = iter.NextPage(2)
expectSuccess(t, err)
expectContainerNames(t, cs, cname(3), cname(4))
cs, err = iter.NextPage(2)
expectSuccess(t, err)
expectContainerNames(t, cs)
cs, err = iter.NextPage(2)
expectSuccess(t, err)
expectContainerNames(t, cs)
//test iteration with partial last page
iter = a.Containers()
iter.Prefix = "schwift-test-listing"
cs, err = iter.NextPage(3)
expectSuccess(t, err)
expectContainerNames(t, cs, cname(1), cname(2), cname(3))
cs, err = iter.NextPage(3)
expectSuccess(t, err)
expectContainerNames(t, cs, cname(4))
cs, err = iter.NextPage(4)
expectSuccess(t, err)
expectContainerNames(t, cs)
//test detailed iteration
iter = a.Containers()
iter.Prefix = "schwift-test-listing"
cis, err := iter.NextPageDetailed(2)
expectSuccess(t, err)
expectContainerInfos(t, cis, cname(1), cname(2))
cis, err = iter.NextPageDetailed(3)
expectSuccess(t, err)
expectContainerInfos(t, cis, cname(3), cname(4))
cis, err = iter.NextPageDetailed(3)
expectSuccess(t, err)
expectContainerInfos(t, cis)
cis, err = iter.NextPageDetailed(3)
expectSuccess(t, err)
expectContainerInfos(t, cis)
//test Foreach
iter = a.Containers()
iter.Prefix = "schwift-test-listing"
idx := 0
expectSuccess(t, iter.Foreach(func(c *Container) error {
idx++
expectString(t, c.Name(), cname(idx))
return nil
}))
expectInt(t, idx, 4)
//test ForeachDetailed
iter = a.Containers()
iter.Prefix = "schwift-test-listing"
idx = 0
expectSuccess(t, iter.ForeachDetailed(func(info ContainerInfo) error {
idx++
expectString(t, info.Container.Name(), cname(idx))
return nil
}))
expectInt(t, idx, 4)
//test Collect
iter = a.Containers()
iter.Prefix = "schwift-test-listing"
cs, err = iter.Collect()
expectSuccess(t, err)
expectContainerNames(t, cs, cname(1), cname(2), cname(3), cname(4))
//test CollectDetailed
iter = a.Containers()
iter.Prefix = "schwift-test-listing"
cis, err = iter.CollectDetailed()
expectSuccess(t, err)
expectContainerInfos(t, cis, cname(1), cname(2), cname(3), cname(4))
//cleanup
iter = a.Containers()
iter.Prefix = "schwift-test-listing"
expectSuccess(t, iter.Foreach(func(c *Container) error {
return c.Delete(nil, nil)
}))
})
}
func expectContainerNames(t *testing.T, actualContainers []*Container, expectedNames ...string) {
t.Helper()
if len(actualContainers) != len(expectedNames) {
t.Errorf("expected %d containers, got %d containers",
len(expectedNames), len(actualContainers))
return
}
for idx, c := range actualContainers {
if c.Name() != expectedNames[idx] {
t.Errorf("expected containers[%d].Name() == %q, got %q",
idx, expectedNames[idx], c.Name())
}
}
}
func expectContainerInfos(t *testing.T, actualInfos []ContainerInfo, expectedNames ...string) {
t.Helper()
if len(actualInfos) != len(expectedNames) {
t.Errorf("expected %d containers, got %d containers",
len(expectedNames), len(actualInfos))
return
}
for idx, info := range actualInfos {
if info.Container.Name() != expectedNames[idx] {
t.Errorf("expected containers[%d].Name() == %q, got %q",
idx, expectedNames[idx], info.Container.Name())
}
//TODO: upload test object of defined size to the listed containers to
//check if this zero is not just the default value
if info.BytesUsed != 0 {
t.Errorf("expected containers[%d] bytesUsed == 0, got %d",
idx, info.BytesUsed)
}
if info.ObjectCount != 0 {
t.Errorf("expected containers[%d] objectCount == 0, got %d",
idx, info.ObjectCount)
}
if info.LastModified.IsZero() {
t.Errorf("containers[%d].LastModified is zero", idx)
}
}
}
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