forked from TrueCloudLab/distribution
146 lines
3.5 KiB
Go
146 lines
3.5 KiB
Go
// +build include_gcs
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package gcs
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import (
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"fmt"
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"io/ioutil"
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"os"
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"testing"
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"google.golang.org/api/googleapi"
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ctx "github.com/docker/distribution/context"
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storagedriver "github.com/docker/distribution/registry/storage/driver"
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"github.com/docker/distribution/registry/storage/driver/testsuites"
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"gopkg.in/check.v1"
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)
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// Hook up gocheck into the "go test" runner.
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func Test(t *testing.T) { check.TestingT(t) }
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var gcsDriverConstructor func(rootDirectory string) (storagedriver.StorageDriver, error)
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var skipGCS func() string
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func init() {
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bucket := os.Getenv("REGISTRY_STORAGE_GCS_BUCKET")
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keyfile := os.Getenv("REGISTRY_STORAGE_GCS_KEYFILE")
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credentials := os.Getenv("GOOGLE_APPLICATION_CREDENTIALS")
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root, err := ioutil.TempDir("", "driver-")
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if err != nil {
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panic(err)
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}
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defer os.Remove(root)
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gcsDriverConstructor = func(rootDirectory string) (storagedriver.StorageDriver, error) {
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parameters := driverParameters{
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bucket,
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keyfile,
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rootDirectory,
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}
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return New(parameters)
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}
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// Skip GCS storage driver tests if environment variable parameters are not provided
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skipGCS = func() string {
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if bucket == "" || (credentials == "" && keyfile == "") {
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return "Must set REGISTRY_STORAGE_GCS_BUCKET and (GOOGLE_APPLICATION_CREDENTIALS or REGISTRY_STORAGE_GCS_KEYFILE) to run GCS tests"
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}
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return ""
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}
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testsuites.RegisterSuite(func() (storagedriver.StorageDriver, error) {
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return gcsDriverConstructor(root)
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}, skipGCS)
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}
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func TestRetry(t *testing.T) {
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if skipGCS() != "" {
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t.Skip(skipGCS())
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}
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assertError := func(expected string, observed error) {
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observedMsg := "<nil>"
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if observed != nil {
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observedMsg = observed.Error()
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}
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if observedMsg != expected {
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t.Fatalf("expected %v, observed %v\n", expected, observedMsg)
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}
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}
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err := retry(2, func() error {
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return &googleapi.Error{
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Code: 503,
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Message: "google api error",
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}
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})
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assertError("googleapi: Error 503: google api error", err)
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err = retry(2, func() error {
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return &googleapi.Error{
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Code: 404,
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Message: "google api error",
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}
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})
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assertError("googleapi: Error 404: google api error", err)
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err = retry(2, func() error {
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return fmt.Errorf("error")
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})
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assertError("error", err)
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}
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func TestEmptyRootList(t *testing.T) {
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if skipGCS() != "" {
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t.Skip(skipGCS())
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}
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validRoot, err := ioutil.TempDir("", "driver-")
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if err != nil {
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t.Fatalf("unexpected error creating temporary directory: %v", err)
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}
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defer os.Remove(validRoot)
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rootedDriver, err := gcsDriverConstructor(validRoot)
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if err != nil {
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t.Fatalf("unexpected error creating rooted driver: %v", err)
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}
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emptyRootDriver, err := gcsDriverConstructor("")
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if err != nil {
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t.Fatalf("unexpected error creating empty root driver: %v", err)
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}
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slashRootDriver, err := gcsDriverConstructor("/")
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if err != nil {
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t.Fatalf("unexpected error creating slash root driver: %v", err)
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}
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filename := "/test"
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contents := []byte("contents")
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ctx := ctx.Background()
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err = rootedDriver.PutContent(ctx, filename, contents)
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if err != nil {
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t.Fatalf("unexpected error creating content: %v", err)
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}
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defer rootedDriver.Delete(ctx, filename)
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keys, err := emptyRootDriver.List(ctx, "/")
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for _, path := range keys {
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if !storagedriver.PathRegexp.MatchString(path) {
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t.Fatalf("unexpected string in path: %q != %q", path, storagedriver.PathRegexp)
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}
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}
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keys, err = slashRootDriver.List(ctx, "/")
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for _, path := range keys {
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if !storagedriver.PathRegexp.MatchString(path) {
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t.Fatalf("unexpected string in path: %q != %q", path, storagedriver.PathRegexp)
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}
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}
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}
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