/
storage_test.go
1333 lines (1273 loc) · 40.3 KB
/
storage_test.go
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// Copyright 2014 Google LLC
//
// 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 storage
import (
"context"
"crypto/tls"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"log"
"net"
"net/http"
"net/http/httptest"
"net/url"
"os"
"reflect"
"regexp"
"sort"
"strings"
"testing"
"time"
"cloud.google.com/go/iam"
"cloud.google.com/go/internal/testutil"
"google.golang.org/api/iterator"
"google.golang.org/api/option"
raw "google.golang.org/api/storage/v1"
)
func TestV2HeaderSanitization(t *testing.T) {
t.Parallel()
var tests = []struct {
desc string
in []string
want []string
}{
{
desc: "already sanitized headers should not be modified",
in: []string{"x-goog-header1:true", "x-goog-header2:0"},
want: []string{"x-goog-header1:true", "x-goog-header2:0"},
},
{
desc: "sanitized headers should be sorted",
in: []string{"x-goog-header2:0", "x-goog-header1:true"},
want: []string{"x-goog-header1:true", "x-goog-header2:0"},
},
{
desc: "non-canonical headers should be removed",
in: []string{"x-goog-header1:true", "x-goog-no-value", "non-canonical-header:not-of-use"},
want: []string{"x-goog-header1:true"},
},
{
desc: "excluded canonical headers should be removed",
in: []string{"x-goog-header1:true", "x-goog-encryption-key:my_key", "x-goog-encryption-key-sha256:my_sha256"},
want: []string{"x-goog-header1:true"},
},
{
desc: "dirty headers should be formatted correctly",
in: []string{" x-goog-header1 : \textra-spaces ", "X-Goog-Header2:CamelCaseValue"},
want: []string{"x-goog-header1:extra-spaces", "x-goog-header2:CamelCaseValue"},
},
{
desc: "duplicate headers should be merged",
in: []string{"x-goog-header1:value1", "X-Goog-Header1:value2"},
want: []string{"x-goog-header1:value1,value2"},
},
}
for _, test := range tests {
got := v2SanitizeHeaders(test.in)
if !testutil.Equal(got, test.want) {
t.Errorf("%s: got %v, want %v", test.desc, got, test.want)
}
}
}
func TestV4HeaderSanitization(t *testing.T) {
t.Parallel()
var tests = []struct {
desc string
in []string
want []string
}{
{
desc: "already sanitized headers should not be modified",
in: []string{"x-goog-header1:true", "x-goog-header2:0"},
want: []string{"x-goog-header1:true", "x-goog-header2:0"},
},
{
desc: "dirty headers should be formatted correctly",
in: []string{" x-goog-header1 : \textra-spaces ", "X-Goog-Header2:CamelCaseValue"},
want: []string{"x-goog-header1:extra-spaces", "x-goog-header2:CamelCaseValue"},
},
{
desc: "duplicate headers should be merged",
in: []string{"x-goog-header1:value1", "X-Goog-Header1:value2"},
want: []string{"x-goog-header1:value1,value2"},
},
{
desc: "multiple spaces in value are stripped down to one",
in: []string{"foo:bar gaz"},
want: []string{"foo:bar gaz"},
},
}
for _, test := range tests {
got := v4SanitizeHeaders(test.in)
sort.Strings(got)
sort.Strings(test.want)
if !testutil.Equal(got, test.want) {
t.Errorf("%s: got %v, want %v", test.desc, got, test.want)
}
}
}
func TestSignedURLV2(t *testing.T) {
expires, _ := time.Parse(time.RFC3339, "2002-10-02T10:00:00-05:00")
tests := []struct {
desc string
objectName string
opts *SignedURLOptions
want string
}{
{
desc: "SignedURLV2 works",
objectName: "object-name",
opts: &SignedURLOptions{
GoogleAccessID: "xxx@clientid",
PrivateKey: dummyKey("rsa"),
Method: "GET",
MD5: "ICy5YqxZB1uWSwcVLSNLcA==",
Expires: expires,
ContentType: "application/json",
Headers: []string{"x-goog-header1:true", "x-goog-header2:false"},
},
want: "https://storage.googleapis.com/bucket-name/object-name?" +
"Expires=1033570800&GoogleAccessId=xxx%40clientid&Signature=" +
"RfsHlPtbB2JUYjzCgNr2Mi%2BjggdEuL1V7E6N9o6aaqwVLBDuTv3I0%2B9" +
"x94E6rmmr%2FVgnmZigkIUxX%2Blfl7LgKf30uPGLt0mjKGH2p7r9ey1ONJ" +
"%2BhVec23FnTRcSgopglvHPuCMWU2oNJE%2F1y8EwWE27baHrG1RhRHbLVF" +
"bPpLZ9xTRFK20pluIkfHV00JGljB1imqQHXM%2B2XPWqBngLr%2FwqxLN7i" +
"FcUiqR8xQEOHF%2F2e7fbkTHPNq4TazaLZ8X0eZ3eFdJ55A5QmNi8atlN4W" +
"5q7Hvs0jcxElG3yqIbx439A995BkspLiAcA%2Fo4%2BxAwEMkGLICdbvakq" +
"3eEprNCojw%3D%3D",
},
{
desc: "With a PEM Private Key",
objectName: "object-name",
opts: &SignedURLOptions{
GoogleAccessID: "xxx@clientid",
PrivateKey: dummyKey("pem"),
Method: "GET",
MD5: "ICy5YqxZB1uWSwcVLSNLcA==",
Expires: expires,
ContentType: "application/json",
Headers: []string{"x-goog-header1:true", "x-goog-header2:false"},
},
want: "https://storage.googleapis.com/bucket-name/object-name?" +
"Expires=1033570800&GoogleAccessId=xxx%40clientid&Signature=" +
"TiyKD%2FgGb6Kh0kkb2iF%2FfF%2BnTx7L0J4YiZua8AcTmnidutePEGIU5" +
"NULYlrGl6l52gz4zqFb3VFfIRTcPXMdXnnFdMCDhz2QuJBUpsU1Ai9zlyTQ" +
"dkb6ShG03xz9%2BEXWAUQO4GBybJw%2FULASuv37xA00SwLdkqj8YdyS5II" +
"1lro%3D",
},
{
desc: "With custom SignBytes",
objectName: "object-name",
opts: &SignedURLOptions{
GoogleAccessID: "xxx@clientid",
SignBytes: func(b []byte) ([]byte, error) {
return []byte("signed"), nil
},
Method: "GET",
MD5: "ICy5YqxZB1uWSwcVLSNLcA==",
Expires: expires,
ContentType: "application/json",
Headers: []string{"x-goog-header1:true", "x-goog-header2:false"},
},
want: "https://storage.googleapis.com/bucket-name/object-name?" +
"Expires=1033570800&GoogleAccessId=xxx%40clientid&Signature=" +
"c2lnbmVk", // base64('signed') == 'c2lnbmVk'
},
{
desc: "With unsafe object name",
objectName: "object name界",
opts: &SignedURLOptions{
GoogleAccessID: "xxx@clientid",
PrivateKey: dummyKey("pem"),
Method: "GET",
MD5: "ICy5YqxZB1uWSwcVLSNLcA==",
Expires: expires,
ContentType: "application/json",
Headers: []string{"x-goog-header1:true", "x-goog-header2:false"},
},
want: "https://storage.googleapis.com/bucket-name/object%20name%E7%95%8C?" +
"Expires=1033570800&GoogleAccessId=xxx%40clientid&Signature=bxVH1%2Bl%2" +
"BSxpnj3XuqKz6mOFk6M94Y%2B4w85J6FCmJan%2FNhGSpndP6fAw1uLHlOn%2F8xUaY%2F" +
"SfZ5GzcQ%2BbxOL1WA37yIwZ7xgLYlO%2ByAi3GuqMUmHZiNCai28emODXQ8RtWHvgv6dE" +
"SQ%2F0KpDMIWW7rYCaUa63UkUyeSQsKhrVqkIA%3D",
},
}
for _, test := range tests {
u, err := SignedURL("bucket-name", test.objectName, test.opts)
if err != nil {
t.Fatalf("[%s] %v", test.desc, err)
}
if u != test.want {
t.Fatalf("[%s] Unexpected signed URL; found %v", test.desc, u)
}
}
}
func TestSignedURLV4(t *testing.T) {
expires, _ := time.Parse(time.RFC3339, "2002-10-02T10:00:00-05:00")
tests := []struct {
desc string
objectName string
now time.Time
opts *SignedURLOptions
// Note for future implementors: X-Goog-Signature generated by having
// the client run through its algorithm with pre-defined input and copy
// pasting the output. These tests are not great for testing whether
// the right signature is calculated - instead we rely on the backend
// and integration tests for that.
want string
}{
{
desc: "SignURLV4 works",
objectName: "object-name",
now: expires.Add(-24 * time.Hour),
opts: &SignedURLOptions{
GoogleAccessID: "xxx@clientid",
PrivateKey: dummyKey("rsa"),
Method: "POST",
Expires: expires,
Scheme: SigningSchemeV4,
ContentType: "application/json",
MD5: "ICy5YqxZB1uWSwcVLSNLcA==",
Headers: []string{"x-goog-header1:true", "x-goog-header2:false"},
},
want: "https://storage.googleapis.com/bucket-name/object-name" +
"?X-Goog-Algorithm=GOOG4-RSA-SHA256" +
"&X-Goog-Credential=xxx%40clientid%2F20021001%2Fauto%2Fstorage%2Fgoog4_request" +
"&X-Goog-Date=20021001T100000Z&X-Goog-Expires=86400" +
"&X-Goog-Signature=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" +
"&X-Goog-SignedHeaders=content-md5%3Bcontent-type%3Bhost%3Bx-goog-header1%3Bx-goog-header2",
},
{
desc: "With PEM Private Key",
objectName: "object-name",
now: expires.Add(-24 * time.Hour),
opts: &SignedURLOptions{
GoogleAccessID: "xxx@clientid",
PrivateKey: dummyKey("pem"),
Method: "GET",
Expires: expires,
Scheme: SigningSchemeV4,
},
want: "https://storage.googleapis.com/bucket-name/object-name" +
"?X-Goog-Algorithm=GOOG4-RSA-SHA256" +
"&X-Goog-Credential=xxx%40clientid%2F20021001%2Fauto%2Fstorage%2Fgoog4_request" +
"&X-Goog-Date=20021001T100000Z&X-Goog-Expires=86400" +
"&X-Goog-Signature=5592f4b8b2cae14025b619546d69bb463ca8f2caaab538a3cc6b5868c8c64b83a8b04b57d8a82c8696a192f62abddc8d99e0454b3fc33feac5bf87c353f0703aab6cfee60364aaeecec2edd37c1d6e6793d90812b5811b7936a014a3efad5d08477b4fbfaebf04fa61f1ca03f31bcdc46a161868cd2f4e98def6c82634a01454" +
"&X-Goog-SignedHeaders=host",
},
{
desc: "Unsafe object name",
objectName: "object name界",
now: expires.Add(-24 * time.Hour),
opts: &SignedURLOptions{
GoogleAccessID: "xxx@clientid",
PrivateKey: dummyKey("pem"),
Method: "GET",
Expires: expires,
Scheme: SigningSchemeV4,
},
want: "https://storage.googleapis.com/bucket-name/object%20name%E7%95%8C" +
"?X-Goog-Algorithm=GOOG4-RSA-SHA256" +
"&X-Goog-Credential=xxx%40clientid%2F20021001%2Fauto%2Fstorage%2Fgoog4_request" +
"&X-Goog-Date=20021001T100000Z&X-Goog-Expires=86400" +
"&X-Goog-Signature=90fd455fb47725b45c08d65ddf99078184710ad30f09bc2a190c5416ba1596e4c58420e2e48744b03de2d1b85dc8679dcb4c36af6e7a1b2547cd62becaad72aebbbaf7c1686f1aa0fedf8a9b01cef20a8b8630d824a6f8b81bb9eb75f342a7d8a28457a4efd2baac93e37089b84b1506b2af72712187f638e0eafbac650b071a" +
"&X-Goog-SignedHeaders=host",
},
{
desc: "With custom SignBytes",
objectName: "object-name",
now: expires.Add(-24 * time.Hour),
opts: &SignedURLOptions{
GoogleAccessID: "xxx@clientid",
SignBytes: func(b []byte) ([]byte, error) {
return []byte("signed"), nil
},
Method: "GET",
Expires: expires,
Scheme: SigningSchemeV4,
},
want: "https://storage.googleapis.com/bucket-name/object-name" +
"?X-Goog-Algorithm=GOOG4-RSA-SHA256" +
"&X-Goog-Credential=xxx%40clientid%2F20021001%2Fauto%2Fstorage%2Fgoog4_request" +
"&X-Goog-Date=20021001T100000Z&X-Goog-Expires=86400" +
"&X-Goog-Signature=7369676e6564" + // hex('signed') = '7369676e6564'
"&X-Goog-SignedHeaders=host",
},
}
oldUTCNow := utcNow
defer func() {
utcNow = oldUTCNow
}()
for _, test := range tests {
t.Logf("Testcase: '%s'", test.desc)
utcNow = func() time.Time {
return test.now
}
got, err := SignedURL("bucket-name", test.objectName, test.opts)
if err != nil {
t.Fatal(err)
}
if got != test.want {
t.Fatalf("\n\tgot:\t%v\n\twant:\t%v", got, test.want)
}
}
}
func TestSignedURL_MissingOptions(t *testing.T) {
now, _ := time.Parse(time.RFC3339, "2002-10-01T00:00:00-05:00")
expires, _ := time.Parse(time.RFC3339, "2002-10-15T00:00:00-05:00")
pk := dummyKey("rsa")
var tests = []struct {
opts *SignedURLOptions
errMsg string
}{
{
&SignedURLOptions{},
"missing required GoogleAccessID",
},
{
&SignedURLOptions{GoogleAccessID: "access_id"},
"exactly one of PrivateKey or SignedBytes must be set",
},
{
&SignedURLOptions{
GoogleAccessID: "access_id",
SignBytes: func(b []byte) ([]byte, error) { return b, nil },
PrivateKey: pk,
},
"exactly one of PrivateKey or SignedBytes must be set",
},
{
&SignedURLOptions{
GoogleAccessID: "access_id",
PrivateKey: pk,
},
errMethodNotValid.Error(),
},
{
&SignedURLOptions{
GoogleAccessID: "access_id",
PrivateKey: pk,
Method: "getMethod", // wrong method name
},
errMethodNotValid.Error(),
},
{
&SignedURLOptions{
GoogleAccessID: "access_id",
PrivateKey: pk,
Method: "get", // name will be uppercased
},
"missing required expires",
},
{
&SignedURLOptions{
GoogleAccessID: "access_id",
SignBytes: func(b []byte) ([]byte, error) { return b, nil },
},
errMethodNotValid.Error(),
},
{
&SignedURLOptions{
GoogleAccessID: "access_id",
PrivateKey: pk,
Method: "PUT",
},
"missing required expires",
},
{
&SignedURLOptions{
GoogleAccessID: "access_id",
PrivateKey: pk,
Method: "PUT",
Expires: expires,
MD5: "invalid",
},
"invalid MD5 checksum",
},
// SigningSchemeV4 tests
{
&SignedURLOptions{
PrivateKey: pk,
Method: "GET",
Expires: expires,
Scheme: SigningSchemeV4,
},
"missing required GoogleAccessID",
},
{
&SignedURLOptions{
GoogleAccessID: "access_id",
Method: "GET",
Expires: expires,
SignBytes: func(b []byte) ([]byte, error) { return b, nil },
PrivateKey: pk,
Scheme: SigningSchemeV4,
},
"exactly one of PrivateKey or SignedBytes must be set",
},
{
&SignedURLOptions{
GoogleAccessID: "access_id",
PrivateKey: pk,
Expires: expires,
Scheme: SigningSchemeV4,
},
errMethodNotValid.Error(),
},
{
&SignedURLOptions{
GoogleAccessID: "access_id",
PrivateKey: pk,
Method: "PUT",
Scheme: SigningSchemeV4,
},
"missing required expires",
},
{
&SignedURLOptions{
GoogleAccessID: "access_id",
PrivateKey: pk,
Method: "PUT",
Expires: now.Add(time.Hour),
MD5: "invalid",
Scheme: SigningSchemeV4,
},
"invalid MD5 checksum",
},
{
&SignedURLOptions{
GoogleAccessID: "access_id",
PrivateKey: pk,
Method: "GET",
Expires: expires,
Scheme: SigningSchemeV4,
},
"expires must be within seven days from now",
},
{
&SignedURLOptions{
GoogleAccessID: "access_id",
PrivateKey: pk,
Method: "GET",
Expires: now.Add(time.Hour),
Scheme: SigningSchemeV2,
Style: VirtualHostedStyle(),
},
"are permitted with SigningSchemeV2",
},
}
oldUTCNow := utcNow
defer func() {
utcNow = oldUTCNow
}()
utcNow = func() time.Time {
return now
}
for _, test := range tests {
_, err := SignedURL("bucket", "name", test.opts)
if !strings.Contains(err.Error(), test.errMsg) {
t.Errorf("expected err: %v, found: %v", test.errMsg, err)
}
}
}
func TestPathEncodeV4(t *testing.T) {
tests := []struct {
input string
want string
}{
{
"path/with/slashes",
"path/with/slashes",
},
{
"path/with/speci@lchar$&",
"path/with/speci%40lchar%24%26",
},
{
"path/with/un_ersc_re/~tilde/sp ace/",
"path/with/un_ersc_re/~tilde/sp%20%20ace/",
},
}
for _, test := range tests {
if got := pathEncodeV4(test.input); got != test.want {
t.Errorf("pathEncodeV4(%q) = %q, want %q", test.input, got, test.want)
}
}
}
func dummyKey(kind string) []byte {
slurp, err := ioutil.ReadFile(fmt.Sprintf("./internal/test/dummy_%s", kind))
if err != nil {
log.Fatal(err)
}
return slurp
}
func TestObjectNames(t *testing.T) {
t.Parallel()
// Naming requirements: https://cloud.google.com/storage/docs/bucket-naming
const maxLegalLength = 1024
type testT struct {
name, want string
}
tests := []testT{
// Embedded characters important in URLs.
{"foo % bar", "foo%20%25%20bar"},
{"foo ? bar", "foo%20%3F%20bar"},
{"foo / bar", "foo%20/%20bar"},
{"foo %?/ bar", "foo%20%25%3F/%20bar"},
// Non-Roman scripts
{"타코", "%ED%83%80%EC%BD%94"},
{"世界", "%E4%B8%96%E7%95%8C"},
// Longest legal name
{strings.Repeat("a", maxLegalLength), strings.Repeat("a", maxLegalLength)},
// Line terminators besides CR and LF: https://en.wikipedia.org/wiki/Newline#Unicode
{"foo \u000b bar", "foo%20%0B%20bar"},
{"foo \u000c bar", "foo%20%0C%20bar"},
{"foo \u0085 bar", "foo%20%C2%85%20bar"},
{"foo \u2028 bar", "foo%20%E2%80%A8%20bar"},
{"foo \u2029 bar", "foo%20%E2%80%A9%20bar"},
// Null byte.
{"foo \u0000 bar", "foo%20%00%20bar"},
// Non-control characters that are discouraged, but not forbidden, according to the documentation.
{"foo # bar", "foo%20%23%20bar"},
{"foo []*? bar", "foo%20%5B%5D%2A%3F%20bar"},
// Angstrom symbol singleton and normalized forms: http://unicode.org/reports/tr15/
{"foo \u212b bar", "foo%20%E2%84%AB%20bar"},
{"foo \u0041\u030a bar", "foo%20A%CC%8A%20bar"},
{"foo \u00c5 bar", "foo%20%C3%85%20bar"},
// Hangul separating jamo: http://www.unicode.org/versions/Unicode7.0.0/ch18.pdf (Table 18-10)
{"foo \u3131\u314f bar", "foo%20%E3%84%B1%E3%85%8F%20bar"},
{"foo \u1100\u1161 bar", "foo%20%E1%84%80%E1%85%A1%20bar"},
{"foo \uac00 bar", "foo%20%EA%B0%80%20bar"},
}
// C0 control characters not forbidden by the docs.
var runes []rune
for r := rune(0x01); r <= rune(0x1f); r++ {
if r != '\u000a' && r != '\u000d' {
runes = append(runes, r)
}
}
tests = append(tests, testT{fmt.Sprintf("foo %s bar", string(runes)), "foo%20%01%02%03%04%05%06%07%08%09%0B%0C%0E%0F%10%11%12%13%14%15%16%17%18%19%1A%1B%1C%1D%1E%1F%20bar"})
// C1 control characters, plus DEL.
runes = nil
for r := rune(0x7f); r <= rune(0x9f); r++ {
runes = append(runes, r)
}
tests = append(tests, testT{fmt.Sprintf("foo %s bar", string(runes)), "foo%20%7F%C2%80%C2%81%C2%82%C2%83%C2%84%C2%85%C2%86%C2%87%C2%88%C2%89%C2%8A%C2%8B%C2%8C%C2%8D%C2%8E%C2%8F%C2%90%C2%91%C2%92%C2%93%C2%94%C2%95%C2%96%C2%97%C2%98%C2%99%C2%9A%C2%9B%C2%9C%C2%9D%C2%9E%C2%9F%20bar"})
opts := &SignedURLOptions{
GoogleAccessID: "xxx@clientid",
PrivateKey: dummyKey("rsa"),
Method: "GET",
MD5: "ICy5YqxZB1uWSwcVLSNLcA==",
Expires: time.Date(2002, time.October, 2, 10, 0, 0, 0, time.UTC),
ContentType: "application/json",
Headers: []string{"x-goog-header1", "x-goog-header2"},
}
for _, test := range tests {
g, err := SignedURL("bucket-name", test.name, opts)
if err != nil {
t.Errorf("SignedURL(%q) err=%v, want nil", test.name, err)
}
if w := "/bucket-name/" + test.want; !strings.Contains(g, w) {
t.Errorf("SignedURL(%q)=%q, want substring %q", test.name, g, w)
}
}
}
func TestCondition(t *testing.T) {
t.Parallel()
gotReq := make(chan *http.Request, 1)
hc, close := newTestServer(func(w http.ResponseWriter, r *http.Request) {
io.Copy(ioutil.Discard, r.Body)
gotReq <- r
w.WriteHeader(200)
})
defer close()
ctx := context.Background()
c, err := NewClient(ctx, option.WithHTTPClient(hc))
if err != nil {
t.Fatal(err)
}
obj := c.Bucket("buck").Object("obj")
dst := c.Bucket("dstbuck").Object("dst")
tests := []struct {
fn func() error
want string
}{
{
func() error {
_, err := obj.Generation(1234).NewReader(ctx)
return err
},
"GET /buck/obj?generation=1234",
},
{
func() error {
_, err := obj.If(Conditions{MetagenerationNotMatch: 1234}).Attrs(ctx)
return err
},
"GET /storage/v1/b/buck/o/obj?alt=json&ifMetagenerationNotMatch=1234&prettyPrint=false&projection=full",
},
{
func() error {
_, err := obj.If(Conditions{MetagenerationMatch: 1234}).Update(ctx, ObjectAttrsToUpdate{})
return err
},
"PATCH /storage/v1/b/buck/o/obj?alt=json&ifMetagenerationMatch=1234&prettyPrint=false&projection=full",
},
{
func() error { return obj.Generation(1234).Delete(ctx) },
"DELETE /storage/v1/b/buck/o/obj?alt=json&generation=1234&prettyPrint=false",
},
{
func() error {
w := obj.If(Conditions{GenerationMatch: 1234}).NewWriter(ctx)
w.ContentType = "text/plain"
return w.Close()
},
"POST /upload/storage/v1/b/buck/o?alt=json&ifGenerationMatch=1234&name=obj&prettyPrint=false&projection=full&uploadType=multipart",
},
{
func() error {
w := obj.If(Conditions{DoesNotExist: true}).NewWriter(ctx)
w.ContentType = "text/plain"
return w.Close()
},
"POST /upload/storage/v1/b/buck/o?alt=json&ifGenerationMatch=0&name=obj&prettyPrint=false&projection=full&uploadType=multipart",
},
{
func() error {
_, err := dst.If(Conditions{MetagenerationMatch: 5678}).CopierFrom(obj.If(Conditions{GenerationMatch: 1234})).Run(ctx)
return err
},
"POST /storage/v1/b/buck/o/obj/rewriteTo/b/dstbuck/o/dst?alt=json&ifMetagenerationMatch=5678&ifSourceGenerationMatch=1234&prettyPrint=false&projection=full",
},
}
for i, tt := range tests {
if err := tt.fn(); err != nil && err != io.EOF {
t.Error(err)
continue
}
select {
case r := <-gotReq:
got := r.Method + " " + r.RequestURI
if got != tt.want {
t.Errorf("%d. RequestURI = %q; want %q", i, got, tt.want)
}
case <-time.After(5 * time.Second):
t.Fatalf("%d. timeout", i)
}
if err != nil {
t.Fatal(err)
}
}
readerTests := []struct {
fn func() error
want string
}{
{
func() error {
_, err := obj.If(Conditions{GenerationMatch: 1234}).NewReader(ctx)
return err
},
"x-goog-if-generation-match: 1234, x-goog-if-metageneration-match: ",
},
{
func() error {
_, err := obj.If(Conditions{MetagenerationMatch: 5}).NewReader(ctx)
return err
},
"x-goog-if-generation-match: , x-goog-if-metageneration-match: 5",
},
{
func() error {
_, err := obj.If(Conditions{GenerationMatch: 1234, MetagenerationMatch: 5}).NewReader(ctx)
return err
},
"x-goog-if-generation-match: 1234, x-goog-if-metageneration-match: 5",
},
}
for i, tt := range readerTests {
if err := tt.fn(); err != nil && err != io.EOF {
t.Error(err)
continue
}
select {
case r := <-gotReq:
generationConds := r.Header.Get("x-goog-if-generation-match")
metagenerationConds := r.Header.Get("x-goog-if-metageneration-match")
got := fmt.Sprintf(
"x-goog-if-generation-match: %s, x-goog-if-metageneration-match: %s",
generationConds,
metagenerationConds,
)
if got != tt.want {
t.Errorf("%d. RequestHeaders = %q; want %q", i, got, tt.want)
}
case <-time.After(5 * time.Second):
t.Fatalf("%d. timeout", i)
}
if err != nil {
t.Fatal(err)
}
}
// Test an error, too:
err = obj.Generation(1234).NewWriter(ctx).Close()
if err == nil || !strings.Contains(err.Error(), "NewWriter: generation not supported") {
t.Errorf("want error about unsupported generation; got %v", err)
}
}
func TestConditionErrors(t *testing.T) {
t.Parallel()
for _, conds := range []Conditions{
{GenerationMatch: 0},
{DoesNotExist: false}, // same as above, actually
{GenerationMatch: 1, GenerationNotMatch: 2},
{GenerationNotMatch: 2, DoesNotExist: true},
{MetagenerationMatch: 1, MetagenerationNotMatch: 2},
} {
if err := conds.validate(""); err == nil {
t.Errorf("%+v: got nil, want error", conds)
}
}
}
// Test object compose.
func TestObjectCompose(t *testing.T) {
t.Parallel()
gotURL := make(chan string, 1)
gotBody := make(chan []byte, 1)
hc, close := newTestServer(func(w http.ResponseWriter, r *http.Request) {
body, _ := ioutil.ReadAll(r.Body)
gotURL <- r.URL.String()
gotBody <- body
w.Write([]byte("{}"))
})
defer close()
ctx := context.Background()
c, err := NewClient(ctx, option.WithHTTPClient(hc))
if err != nil {
t.Fatal(err)
}
testCases := []struct {
desc string
dst *ObjectHandle
srcs []*ObjectHandle
attrs *ObjectAttrs
sendCRC32C bool
wantReq raw.ComposeRequest
wantURL string
wantErr bool
}{
{
desc: "basic case",
dst: c.Bucket("foo").Object("bar"),
srcs: []*ObjectHandle{
c.Bucket("foo").Object("baz"),
c.Bucket("foo").Object("quux"),
},
wantURL: "/storage/v1/b/foo/o/bar/compose?alt=json&prettyPrint=false",
wantReq: raw.ComposeRequest{
Destination: &raw.Object{Bucket: "foo"},
SourceObjects: []*raw.ComposeRequestSourceObjects{
{Name: "baz"},
{Name: "quux"},
},
},
},
{
desc: "with object attrs",
dst: c.Bucket("foo").Object("bar"),
srcs: []*ObjectHandle{
c.Bucket("foo").Object("baz"),
c.Bucket("foo").Object("quux"),
},
attrs: &ObjectAttrs{
Name: "not-bar",
ContentType: "application/json",
},
wantURL: "/storage/v1/b/foo/o/bar/compose?alt=json&prettyPrint=false",
wantReq: raw.ComposeRequest{
Destination: &raw.Object{
Bucket: "foo",
Name: "not-bar",
ContentType: "application/json",
},
SourceObjects: []*raw.ComposeRequestSourceObjects{
{Name: "baz"},
{Name: "quux"},
},
},
},
{
desc: "with conditions",
dst: c.Bucket("foo").Object("bar").If(Conditions{
GenerationMatch: 12,
MetagenerationMatch: 34,
}),
srcs: []*ObjectHandle{
c.Bucket("foo").Object("baz").Generation(56),
c.Bucket("foo").Object("quux").If(Conditions{GenerationMatch: 78}),
},
wantURL: "/storage/v1/b/foo/o/bar/compose?alt=json&ifGenerationMatch=12&ifMetagenerationMatch=34&prettyPrint=false",
wantReq: raw.ComposeRequest{
Destination: &raw.Object{Bucket: "foo"},
SourceObjects: []*raw.ComposeRequestSourceObjects{
{
Name: "baz",
Generation: 56,
},
{
Name: "quux",
ObjectPreconditions: &raw.ComposeRequestSourceObjectsObjectPreconditions{
IfGenerationMatch: 78,
},
},
},
},
},
{
desc: "with crc32c",
dst: c.Bucket("foo").Object("bar"),
srcs: []*ObjectHandle{
c.Bucket("foo").Object("baz"),
c.Bucket("foo").Object("quux"),
},
attrs: &ObjectAttrs{
CRC32C: 42,
},
sendCRC32C: true,
wantURL: "/storage/v1/b/foo/o/bar/compose?alt=json&prettyPrint=false",
wantReq: raw.ComposeRequest{
Destination: &raw.Object{Bucket: "foo", Crc32c: "AAAAKg=="},
SourceObjects: []*raw.ComposeRequestSourceObjects{
{Name: "baz"},
{Name: "quux"},
},
},
},
{
desc: "no sources",
dst: c.Bucket("foo").Object("bar"),
wantErr: true,
},
{
desc: "destination, no bucket",
dst: c.Bucket("").Object("bar"),
srcs: []*ObjectHandle{
c.Bucket("foo").Object("baz"),
},
wantErr: true,
},
{
desc: "destination, no object",
dst: c.Bucket("foo").Object(""),
srcs: []*ObjectHandle{
c.Bucket("foo").Object("baz"),
},
wantErr: true,
},
{
desc: "source, different bucket",
dst: c.Bucket("foo").Object("bar"),
srcs: []*ObjectHandle{
c.Bucket("otherbucket").Object("baz"),
},
wantErr: true,
},
{
desc: "source, no object",
dst: c.Bucket("foo").Object("bar"),
srcs: []*ObjectHandle{
c.Bucket("foo").Object(""),
},
wantErr: true,
},
{
desc: "destination, bad condition",
dst: c.Bucket("foo").Object("bar").Generation(12),
srcs: []*ObjectHandle{
c.Bucket("foo").Object("baz"),
},
wantErr: true,
},
{
desc: "source, bad condition",
dst: c.Bucket("foo").Object("bar"),
srcs: []*ObjectHandle{
c.Bucket("foo").Object("baz").If(Conditions{MetagenerationMatch: 12}),
},
wantErr: true,
},
}
for _, tt := range testCases {
composer := tt.dst.ComposerFrom(tt.srcs...)
if tt.attrs != nil {
composer.ObjectAttrs = *tt.attrs
}
composer.SendCRC32C = tt.sendCRC32C
_, err := composer.Run(ctx)
if gotErr := err != nil; gotErr != tt.wantErr {
t.Errorf("%s: got error %v; want err %t", tt.desc, err, tt.wantErr)
continue
}
if tt.wantErr {
continue
}
u, body := <-gotURL, <-gotBody
if u != tt.wantURL {
t.Errorf("%s: request URL\ngot %q\nwant %q", tt.desc, u, tt.wantURL)
}
var req raw.ComposeRequest
if err := json.Unmarshal(body, &req); err != nil {
t.Errorf("%s: json.Unmarshal %v (body %s)", tt.desc, err, body)
}
if !testutil.Equal(req, tt.wantReq) {
// Print to JSON.
wantReq, _ := json.Marshal(tt.wantReq)
t.Errorf("%s: request body\ngot %s\nwant %s", tt.desc, body, wantReq)
}
}
}
// Test that ObjectIterator's Next and NextPage methods correctly terminate
// if there is nothing to iterate over.
func TestEmptyObjectIterator(t *testing.T) {
t.Parallel()
hClient, close := newTestServer(func(w http.ResponseWriter, r *http.Request) {
io.Copy(ioutil.Discard, r.Body)
fmt.Fprintf(w, "{}")
})
defer close()
ctx := context.Background()
client, err := NewClient(ctx, option.WithHTTPClient(hClient))
if err != nil {
t.Fatal(err)
}
it := client.Bucket("b").Objects(ctx, nil)
_, err = it.Next()
if err != iterator.Done {