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hugo/deploy/deploy_test.go

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// Copyright 2019 The Hugo Authors. All rights reserved.
//
// 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 deploy
import (
"bytes"
"compress/gzip"
"context"
"crypto/md5"
"fmt"
"io"
"io/ioutil"
"os"
"path"
"path/filepath"
"regexp"
"sort"
"testing"
"github.com/google/go-cmp/cmp"
"github.com/google/go-cmp/cmp/cmpopts"
"github.com/spf13/afero"
"gocloud.dev/blob"
"gocloud.dev/blob/fileblob"
"gocloud.dev/blob/memblob"
)
func TestFindDiffs(t *testing.T) {
hash1 := []byte("hash 1")
hash2 := []byte("hash 2")
makeLocal := func(path string, size int64, hash []byte) *localFile {
return &localFile{NativePath: path, SlashPath: filepath.ToSlash(path), UploadSize: size, md5: hash}
}
makeRemote := func(path string, size int64, hash []byte) *blob.ListObject {
return &blob.ListObject{Key: path, Size: size, MD5: hash}
}
tests := []struct {
Description string
Local []*localFile
Remote []*blob.ListObject
Force bool
WantUpdates []*fileToUpload
WantDeletes []string
}{
{
Description: "empty -> no diffs",
},
{
Description: "local == remote -> no diffs",
Local: []*localFile{
makeLocal("aaa", 1, hash1),
makeLocal("bbb", 2, hash1),
makeLocal("ccc", 3, hash2),
},
Remote: []*blob.ListObject{
makeRemote("aaa", 1, hash1),
makeRemote("bbb", 2, hash1),
makeRemote("ccc", 3, hash2),
},
},
{
Description: "local w/ separators == remote -> no diffs",
Local: []*localFile{
makeLocal(filepath.Join("aaa", "aaa"), 1, hash1),
makeLocal(filepath.Join("bbb", "bbb"), 2, hash1),
makeLocal(filepath.Join("ccc", "ccc"), 3, hash2),
},
Remote: []*blob.ListObject{
makeRemote("aaa/aaa", 1, hash1),
makeRemote("bbb/bbb", 2, hash1),
makeRemote("ccc/ccc", 3, hash2),
},
},
{
Description: "local == remote with force flag true -> diffs",
Local: []*localFile{
makeLocal("aaa", 1, hash1),
makeLocal("bbb", 2, hash1),
makeLocal("ccc", 3, hash2),
},
Remote: []*blob.ListObject{
makeRemote("aaa", 1, hash1),
makeRemote("bbb", 2, hash1),
makeRemote("ccc", 3, hash2),
},
Force: true,
WantUpdates: []*fileToUpload{
{makeLocal("aaa", 1, nil), reasonForce},
{makeLocal("bbb", 2, nil), reasonForce},
{makeLocal("ccc", 3, nil), reasonForce},
},
},
{
Description: "local == remote with route.Force true -> diffs",
Local: []*localFile{
{NativePath: "aaa", SlashPath: "aaa", UploadSize: 1, matcher: &matcher{Force: true}, md5: hash1},
makeLocal("bbb", 2, hash1),
},
Remote: []*blob.ListObject{
makeRemote("aaa", 1, hash1),
makeRemote("bbb", 2, hash1),
},
WantUpdates: []*fileToUpload{
{makeLocal("aaa", 1, nil), reasonForce},
},
},
{
Description: "extra local file -> upload",
Local: []*localFile{
makeLocal("aaa", 1, hash1),
makeLocal("bbb", 2, hash2),
},
Remote: []*blob.ListObject{
makeRemote("aaa", 1, hash1),
},
WantUpdates: []*fileToUpload{
{makeLocal("bbb", 2, nil), reasonNotFound},
},
},
{
Description: "extra remote file -> delete",
Local: []*localFile{
makeLocal("aaa", 1, hash1),
},
Remote: []*blob.ListObject{
makeRemote("aaa", 1, hash1),
makeRemote("bbb", 2, hash2),
},
WantDeletes: []string{"bbb"},
},
{
Description: "diffs in size or md5 -> upload",
Local: []*localFile{
makeLocal("aaa", 1, hash1),
makeLocal("bbb", 2, hash1),
makeLocal("ccc", 1, hash2),
},
Remote: []*blob.ListObject{
makeRemote("aaa", 1, nil),
makeRemote("bbb", 1, hash1),
makeRemote("ccc", 1, hash1),
},
WantUpdates: []*fileToUpload{
{makeLocal("aaa", 1, nil), reasonMD5Missing},
{makeLocal("bbb", 2, nil), reasonSize},
{makeLocal("ccc", 1, nil), reasonMD5Differs},
},
},
{
Description: "mix of updates and deletes",
Local: []*localFile{
makeLocal("same", 1, hash1),
makeLocal("updated", 2, hash1),
makeLocal("updated2", 1, hash2),
makeLocal("new", 1, hash1),
makeLocal("new2", 2, hash2),
},
Remote: []*blob.ListObject{
makeRemote("same", 1, hash1),
makeRemote("updated", 1, hash1),
makeRemote("updated2", 1, hash1),
makeRemote("stale", 1, hash1),
makeRemote("stale2", 1, hash1),
},
WantUpdates: []*fileToUpload{
{makeLocal("new", 1, nil), reasonNotFound},
{makeLocal("new2", 2, nil), reasonNotFound},
{makeLocal("updated", 2, nil), reasonSize},
{makeLocal("updated2", 1, nil), reasonMD5Differs},
},
WantDeletes: []string{"stale", "stale2"},
},
}
for _, tc := range tests {
t.Run(tc.Description, func(t *testing.T) {
local := map[string]*localFile{}
for _, l := range tc.Local {
local[l.SlashPath] = l
}
remote := map[string]*blob.ListObject{}
for _, r := range tc.Remote {
remote[r.Key] = r
}
gotUpdates, gotDeletes := findDiffs(local, remote, tc.Force)
gotUpdates = applyOrdering(nil, gotUpdates)[0]
sort.Slice(gotDeletes, func(i, j int) bool { return gotDeletes[i] < gotDeletes[j] })
if diff := cmp.Diff(gotUpdates, tc.WantUpdates, cmpopts.IgnoreUnexported(localFile{})); diff != "" {
t.Errorf("updates differ:\n%s", diff)
}
if diff := cmp.Diff(gotDeletes, tc.WantDeletes); diff != "" {
t.Errorf("deletes differ:\n%s", diff)
}
})
}
}
func TestWalkLocal(t *testing.T) {
tests := map[string]struct {
Given []string
Expect []string
}{
"Empty": {
Given: []string{},
Expect: []string{},
},
"Normal": {
Given: []string{"file.txt", "normal_dir/file.txt"},
Expect: []string{"file.txt", "normal_dir/file.txt"},
},
"Hidden": {
Given: []string{"file.txt", ".hidden_dir/file.txt", "normal_dir/file.txt"},
Expect: []string{"file.txt", "normal_dir/file.txt"},
},
"Well Known": {
Given: []string{"file.txt", ".hidden_dir/file.txt", ".well-known/file.txt"},
Expect: []string{"file.txt", ".well-known/file.txt"},
},
}
for desc, tc := range tests {
t.Run(desc, func(t *testing.T) {
fs := afero.NewMemMapFs()
for _, name := range tc.Given {
dir, _ := path.Split(name)
if dir != "" {
if err := fs.MkdirAll(dir, 0755); err != nil {
t.Fatal(err)
}
}
if fd, err := fs.Create(name); err != nil {
t.Fatal(err)
} else {
fd.Close()
}
}
if got, err := walkLocal(fs, nil, nil, nil); err != nil {
t.Fatal(err)
} else {
expect := map[string]interface{}{}
for _, path := range tc.Expect {
if _, ok := got[path]; !ok {
t.Errorf("expected %q in results, but was not found", path)
}
expect[path] = nil
}
for path := range got {
if _, ok := expect[path]; !ok {
t.Errorf("got %q in results unexpectedly", path)
}
}
}
})
}
}
func TestLocalFile(t *testing.T) {
const (
content = "hello world!"
)
contentBytes := []byte(content)
contentLen := int64(len(contentBytes))
contentMD5 := md5.Sum(contentBytes)
var buf bytes.Buffer
gz := gzip.NewWriter(&buf)
if _, err := gz.Write(contentBytes); err != nil {
t.Fatal(err)
}
gz.Close()
gzBytes := buf.Bytes()
gzLen := int64(len(gzBytes))
gzMD5 := md5.Sum(gzBytes)
tests := []struct {
Description string
Path string
Matcher *matcher
WantContent []byte
WantSize int64
WantMD5 []byte
WantContentType string // empty string is always OK, since content type detection is OS-specific
WantCacheControl string
WantContentEncoding string
}{
{
Description: "file with no suffix",
Path: "foo",
WantContent: contentBytes,
WantSize: contentLen,
WantMD5: contentMD5[:],
},
{
Description: "file with .txt suffix",
Path: "foo.txt",
WantContent: contentBytes,
WantSize: contentLen,
WantMD5: contentMD5[:],
},
{
Description: "CacheControl from matcher",
Path: "foo.txt",
Matcher: &matcher{CacheControl: "max-age=630720000"},
WantContent: contentBytes,
WantSize: contentLen,
WantMD5: contentMD5[:],
WantCacheControl: "max-age=630720000",
},
{
Description: "ContentEncoding from matcher",
Path: "foo.txt",
Matcher: &matcher{ContentEncoding: "foobar"},
WantContent: contentBytes,
WantSize: contentLen,
WantMD5: contentMD5[:],
WantContentEncoding: "foobar",
},
{
Description: "ContentType from matcher",
Path: "foo.txt",
Matcher: &matcher{ContentType: "foo/bar"},
WantContent: contentBytes,
WantSize: contentLen,
WantMD5: contentMD5[:],
WantContentType: "foo/bar",
},
{
Description: "gzipped content",
Path: "foo.txt",
Matcher: &matcher{Gzip: true},
WantContent: gzBytes,
WantSize: gzLen,
WantMD5: gzMD5[:],
WantContentEncoding: "gzip",
},
}
for _, tc := range tests {
t.Run(tc.Description, func(t *testing.T) {
fs := new(afero.MemMapFs)
if err := afero.WriteFile(fs, tc.Path, []byte(content), os.ModePerm); err != nil {
t.Fatal(err)
}
lf, err := newLocalFile(fs, tc.Path, filepath.ToSlash(tc.Path), tc.Matcher)
if err != nil {
t.Fatal(err)
}
if got := lf.UploadSize; got != tc.WantSize {
t.Errorf("got size %d want %d", got, tc.WantSize)
}
if got := lf.MD5(); !bytes.Equal(got, tc.WantMD5) {
t.Errorf("got MD5 %x want %x", got, tc.WantMD5)
}
if got := lf.CacheControl(); got != tc.WantCacheControl {
t.Errorf("got CacheControl %q want %q", got, tc.WantCacheControl)
}
if got := lf.ContentEncoding(); got != tc.WantContentEncoding {
t.Errorf("got ContentEncoding %q want %q", got, tc.WantContentEncoding)
}
if tc.WantContentType != "" {
if got := lf.ContentType(); got != tc.WantContentType {
t.Errorf("got ContentType %q want %q", got, tc.WantContentType)
}
}
// Verify the reader last to ensure the previous operations don't
// interfere with it.
r, err := lf.Reader()
if err != nil {
t.Fatal(err)
}
gotContent, err := ioutil.ReadAll(r)
if err != nil {
t.Fatal(err)
}
if !bytes.Equal(gotContent, tc.WantContent) {
t.Errorf("got content %q want %q", string(gotContent), string(tc.WantContent))
}
r.Close()
// Verify we can read again.
r, err = lf.Reader()
if err != nil {
t.Fatal(err)
}
gotContent, err = ioutil.ReadAll(r)
if err != nil {
t.Fatal(err)
}
r.Close()
if !bytes.Equal(gotContent, tc.WantContent) {
t.Errorf("got content %q want %q", string(gotContent), string(tc.WantContent))
}
})
}
}
func TestOrdering(t *testing.T) {
tests := []struct {
Description string
Uploads []string
Ordering []*regexp.Regexp
Want [][]string
}{
{
Description: "empty",
Want: [][]string{nil},
},
{
Description: "no ordering",
Uploads: []string{"c", "b", "a", "d"},
Want: [][]string{{"a", "b", "c", "d"}},
},
{
Description: "one ordering",
Uploads: []string{"db", "c", "b", "a", "da"},
Ordering: []*regexp.Regexp{regexp.MustCompile("^d")},
Want: [][]string{{"da", "db"}, {"a", "b", "c"}},
},
{
Description: "two orderings",
Uploads: []string{"db", "c", "b", "a", "da"},
Ordering: []*regexp.Regexp{
regexp.MustCompile("^d"),
regexp.MustCompile("^b"),
},
Want: [][]string{{"da", "db"}, {"b"}, {"a", "c"}},
},
}
for _, tc := range tests {
t.Run(tc.Description, func(t *testing.T) {
uploads := make([]*fileToUpload, len(tc.Uploads))
for i, u := range tc.Uploads {
uploads[i] = &fileToUpload{Local: &localFile{SlashPath: u}}
}
gotUploads := applyOrdering(tc.Ordering, uploads)
var got [][]string
for _, subslice := range gotUploads {
var gotsubslice []string
for _, u := range subslice {
gotsubslice = append(gotsubslice, u.Local.SlashPath)
}
got = append(got, gotsubslice)
}
if diff := cmp.Diff(got, tc.Want); diff != "" {
t.Error(diff)
}
})
}
}
type fileData struct {
Name string // name of the file
Contents string // contents of the file
}
// initLocalFs initializes fs with some test files.
func initLocalFs(ctx context.Context, fs afero.Fs) ([]*fileData, error) {
// The initial local filesystem.
local := []*fileData{
{"aaa", "aaa"},
{"bbb", "bbb"},
{"subdir/aaa", "subdir-aaa"},
{"subdir/nested/aaa", "subdir-nested-aaa"},
{"subdir2/bbb", "subdir2-bbb"},
}
if err := writeFiles(fs, local); err != nil {
return nil, err
}
return local, nil
}
// fsTest represents an (afero.FS, Go CDK blob.Bucket) against which end-to-end
// tests can be run.
type fsTest struct {
name string
fs afero.Fs
bucket *blob.Bucket
}
// initFsTests initializes a pair of tests for end-to-end test:
// 1. An in-memory afero.Fs paired with an in-memory Go CDK bucket.
// 2. A filesystem-based afero.Fs paired with an filesystem-based Go CDK bucket.
// It returns the pair of tests and a cleanup function.
func initFsTests() ([]*fsTest, func(), error) {
tmpfsdir, err := ioutil.TempDir("", "fs")
if err != nil {
return nil, nil, err
}
tmpbucketdir, err := ioutil.TempDir("", "bucket")
if err != nil {
return nil, nil, err
}
memfs := afero.NewMemMapFs()
membucket := memblob.OpenBucket(nil)
filefs := afero.NewBasePathFs(afero.NewOsFs(), tmpfsdir)
filebucket, err := fileblob.OpenBucket(tmpbucketdir, nil)
if err != nil {
return nil, nil, err
}
tests := []*fsTest{
{"mem", memfs, membucket},
{"file", filefs, filebucket},
}
cleanup := func() {
membucket.Close()
filebucket.Close()
os.RemoveAll(tmpfsdir)
os.RemoveAll(tmpbucketdir)
}
return tests, cleanup, nil
}
// TestEndToEndSync verifies that basic adds, updates, and deletes are working
// correctly.
func TestEndToEndSync(t *testing.T) {
ctx := context.Background()
tests, cleanup, err := initFsTests()
if err != nil {
t.Fatal(err)
}
defer cleanup()
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
local, err := initLocalFs(ctx, test.fs)
if err != nil {
t.Fatal(err)
}
deployer := &Deployer{
localFs: test.fs,
maxDeletes: -1,
bucket: test.bucket,
}
// Initial deployment should sync remote with local.
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("initial deploy: failed: %v", err)
}
wantSummary := deploySummary{NumLocal: 5, NumRemote: 0, NumUploads: 5, NumDeletes: 0}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("initial deploy: got %v, want %v", deployer.summary, wantSummary)
}
if diff, err := verifyRemote(ctx, deployer.bucket, local); err != nil {
t.Errorf("initial deploy: failed to verify remote: %v", err)
} else if diff != "" {
t.Errorf("initial deploy: remote snapshot doesn't match expected:\n%v", diff)
}
// A repeat deployment shouldn't change anything.
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("no-op deploy: %v", err)
}
wantSummary = deploySummary{NumLocal: 5, NumRemote: 5, NumUploads: 0, NumDeletes: 0}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("no-op deploy: got %v, want %v", deployer.summary, wantSummary)
}
// Make some changes to the local filesystem:
// 1. Modify file [0].
// 2. Delete file [1].
// 3. Add a new file (sorted last).
updatefd := local[0]
updatefd.Contents = "new contents"
deletefd := local[1]
local = append(local[:1], local[2:]...) // removing deleted [1]
newfd := &fileData{"zzz", "zzz"}
local = append(local, newfd)
if err := writeFiles(test.fs, []*fileData{updatefd, newfd}); err != nil {
t.Fatal(err)
}
if err := test.fs.Remove(deletefd.Name); err != nil {
t.Fatal(err)
}
// A deployment should apply those 3 changes.
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("deploy after changes: failed: %v", err)
}
wantSummary = deploySummary{NumLocal: 5, NumRemote: 5, NumUploads: 2, NumDeletes: 1}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("deploy after changes: got %v, want %v", deployer.summary, wantSummary)
}
if diff, err := verifyRemote(ctx, deployer.bucket, local); err != nil {
t.Errorf("deploy after changes: failed to verify remote: %v", err)
} else if diff != "" {
t.Errorf("deploy after changes: remote snapshot doesn't match expected:\n%v", diff)
}
// Again, a repeat deployment shouldn't change anything.
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("no-op deploy: %v", err)
}
wantSummary = deploySummary{NumLocal: 5, NumRemote: 5, NumUploads: 0, NumDeletes: 0}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("no-op deploy: got %v, want %v", deployer.summary, wantSummary)
}
})
}
}
// TestMaxDeletes verifies that the "maxDeletes" flag is working correctly.
func TestMaxDeletes(t *testing.T) {
ctx := context.Background()
tests, cleanup, err := initFsTests()
if err != nil {
t.Fatal(err)
}
defer cleanup()
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
local, err := initLocalFs(ctx, test.fs)
if err != nil {
t.Fatal(err)
}
deployer := &Deployer{
localFs: test.fs,
maxDeletes: -1,
bucket: test.bucket,
}
// Sync remote with local.
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("initial deploy: failed: %v", err)
}
wantSummary := deploySummary{NumLocal: 5, NumRemote: 0, NumUploads: 5, NumDeletes: 0}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("initial deploy: got %v, want %v", deployer.summary, wantSummary)
}
// Delete two files, [1] and [2].
if err := test.fs.Remove(local[1].Name); err != nil {
t.Fatal(err)
}
if err := test.fs.Remove(local[2].Name); err != nil {
t.Fatal(err)
}
// A deployment with maxDeletes=0 shouldn't change anything.
deployer.maxDeletes = 0
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("deploy failed: %v", err)
}
wantSummary = deploySummary{NumLocal: 3, NumRemote: 5, NumUploads: 0, NumDeletes: 0}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("deploy: got %v, want %v", deployer.summary, wantSummary)
}
// A deployment with maxDeletes=1 shouldn't change anything either.
deployer.maxDeletes = 1
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("deploy failed: %v", err)
}
wantSummary = deploySummary{NumLocal: 3, NumRemote: 5, NumUploads: 0, NumDeletes: 0}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("deploy: got %v, want %v", deployer.summary, wantSummary)
}
// A deployment with maxDeletes=2 should make the changes.
deployer.maxDeletes = 2
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("deploy failed: %v", err)
}
wantSummary = deploySummary{NumLocal: 3, NumRemote: 5, NumUploads: 0, NumDeletes: 2}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("deploy: got %v, want %v", deployer.summary, wantSummary)
}
// Delete two more files, [0] and [3].
if err := test.fs.Remove(local[0].Name); err != nil {
t.Fatal(err)
}
if err := test.fs.Remove(local[3].Name); err != nil {
t.Fatal(err)
}
// A deployment with maxDeletes=-1 should make the changes.
deployer.maxDeletes = -1
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("deploy failed: %v", err)
}
wantSummary = deploySummary{NumLocal: 1, NumRemote: 3, NumUploads: 0, NumDeletes: 2}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("deploy: got %v, want %v", deployer.summary, wantSummary)
}
})
}
}
// TestIncludeExclude verifies that the include/exclude options for targets work.
func TestIncludeExclude(t *testing.T) {
ctx := context.Background()
tests := []struct {
Include string
Exclude string
Want deploySummary
}{
{
Want: deploySummary{NumLocal: 5, NumUploads: 5},
},
{
Include: "**aaa",
Want: deploySummary{NumLocal: 3, NumUploads: 3},
},
{
Include: "**bbb",
Want: deploySummary{NumLocal: 2, NumUploads: 2},
},
{
Include: "aaa",
Want: deploySummary{NumLocal: 1, NumUploads: 1},
},
{
Exclude: "**aaa",
Want: deploySummary{NumLocal: 2, NumUploads: 2},
},
{
Exclude: "**bbb",
Want: deploySummary{NumLocal: 3, NumUploads: 3},
},
{
Exclude: "aaa",
Want: deploySummary{NumLocal: 4, NumUploads: 4},
},
{
Include: "**aaa",
Exclude: "**nested**",
Want: deploySummary{NumLocal: 2, NumUploads: 2},
},
}
for _, test := range tests {
t.Run(fmt.Sprintf("include %q exclude %q", test.Include, test.Exclude), func(t *testing.T) {
fsTests, cleanup, err := initFsTests()
if err != nil {
t.Fatal(err)
}
defer cleanup()
fsTest := fsTests[1] // just do file-based test
_, err = initLocalFs(ctx, fsTest.fs)
if err != nil {
t.Fatal(err)
}
tgt := &target{
Include: test.Include,
Exclude: test.Exclude,
}
if err := tgt.parseIncludeExclude(); err != nil {
t.Error(err)
}
deployer := &Deployer{
localFs: fsTest.fs,
maxDeletes: -1,
bucket: fsTest.bucket,
target: tgt,
}
// Sync remote with local.
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("deploy: failed: %v", err)
}
if !cmp.Equal(deployer.summary, test.Want) {
t.Errorf("deploy: got %v, want %v", deployer.summary, test.Want)
}
})
}
}
// TestIncludeExcludeRemoteDelete verifies deleted local files that don't match include/exclude patterns
// are not deleted on the remote.
func TestIncludeExcludeRemoteDelete(t *testing.T) {
ctx := context.Background()
tests := []struct {
Include string
Exclude string
Want deploySummary
}{
{
Want: deploySummary{NumLocal: 3, NumRemote: 5, NumUploads: 0, NumDeletes: 2},
},
{
Include: "**aaa",
Want: deploySummary{NumLocal: 2, NumRemote: 3, NumUploads: 0, NumDeletes: 1},
},
{
Include: "subdir/**",
Want: deploySummary{NumLocal: 1, NumRemote: 2, NumUploads: 0, NumDeletes: 1},
},
{
Exclude: "**bbb",
Want: deploySummary{NumLocal: 2, NumRemote: 3, NumUploads: 0, NumDeletes: 1},
},
{
Exclude: "bbb",
Want: deploySummary{NumLocal: 3, NumRemote: 4, NumUploads: 0, NumDeletes: 1},
},
}
for _, test := range tests {
t.Run(fmt.Sprintf("include %q exclude %q", test.Include, test.Exclude), func(t *testing.T) {
fsTests, cleanup, err := initFsTests()
if err != nil {
t.Fatal(err)
}
defer cleanup()
fsTest := fsTests[1] // just do file-based test
local, err := initLocalFs(ctx, fsTest.fs)
if err != nil {
t.Fatal(err)
}
deployer := &Deployer{
localFs: fsTest.fs,
maxDeletes: -1,
bucket: fsTest.bucket,
}
// Initial sync to get the files on the remote
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("deploy: failed: %v", err)
}
// Delete two files, [1] and [2].
if err := fsTest.fs.Remove(local[1].Name); err != nil {
t.Fatal(err)
}
if err := fsTest.fs.Remove(local[2].Name); err != nil {
t.Fatal(err)
}
// Second sync
tgt := &target{
Include: test.Include,
Exclude: test.Exclude,
}
if err := tgt.parseIncludeExclude(); err != nil {
t.Error(err)
}
deployer.target = tgt
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("deploy: failed: %v", err)
}
if !cmp.Equal(deployer.summary, test.Want) {
t.Errorf("deploy: got %v, want %v", deployer.summary, test.Want)
}
})
}
}
// TestCompression verifies that gzip compression works correctly.
// In particular, MD5 hashes must be of the compressed content.
func TestCompression(t *testing.T) {
ctx := context.Background()
tests, cleanup, err := initFsTests()
if err != nil {
t.Fatal(err)
}
defer cleanup()
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
local, err := initLocalFs(ctx, test.fs)
if err != nil {
t.Fatal(err)
}
deployer := &Deployer{
localFs: test.fs,
bucket: test.bucket,
matchers: []*matcher{{Pattern: ".*", Gzip: true, re: regexp.MustCompile(".*")}},
}
// Initial deployment should sync remote with local.
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("initial deploy: failed: %v", err)
}
wantSummary := deploySummary{NumLocal: 5, NumRemote: 0, NumUploads: 5, NumDeletes: 0}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("initial deploy: got %v, want %v", deployer.summary, wantSummary)
}
// A repeat deployment shouldn't change anything.
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("no-op deploy: %v", err)
}
wantSummary = deploySummary{NumLocal: 5, NumRemote: 5, NumUploads: 0, NumDeletes: 0}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("no-op deploy: got %v, want %v", deployer.summary, wantSummary)
}
// Make an update to the local filesystem, on [1].
updatefd := local[1]
updatefd.Contents = "new contents"
if err := writeFiles(test.fs, []*fileData{updatefd}); err != nil {
t.Fatal(err)
}
// A deployment should apply the changes.
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("deploy after changes: failed: %v", err)
}
wantSummary = deploySummary{NumLocal: 5, NumRemote: 5, NumUploads: 1, NumDeletes: 0}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("deploy after changes: got %v, want %v", deployer.summary, wantSummary)
}
})
}
}
// TestMatching verifies that matchers match correctly, and that the Force
// attribute for matcher works.
func TestMatching(t *testing.T) {
ctx := context.Background()
tests, cleanup, err := initFsTests()
if err != nil {
t.Fatal(err)
}
defer cleanup()
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
_, err := initLocalFs(ctx, test.fs)
if err != nil {
t.Fatal(err)
}
deployer := &Deployer{
localFs: test.fs,
bucket: test.bucket,
matchers: []*matcher{{Pattern: "^subdir/aaa$", Force: true, re: regexp.MustCompile("^subdir/aaa$")}},
}
// Initial deployment to sync remote with local.
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("initial deploy: failed: %v", err)
}
wantSummary := deploySummary{NumLocal: 5, NumRemote: 0, NumUploads: 5, NumDeletes: 0}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("initial deploy: got %v, want %v", deployer.summary, wantSummary)
}
// A repeat deployment should upload a single file, the one that matched the Force matcher.
// Note that matching happens based on the ToSlash form, so this matches
// even on Windows.
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("no-op deploy with single force matcher: %v", err)
}
wantSummary = deploySummary{NumLocal: 5, NumRemote: 5, NumUploads: 1, NumDeletes: 0}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("no-op deploy with single force matcher: got %v, want %v", deployer.summary, wantSummary)
}
// Repeat with a matcher that should now match 3 files.
deployer.matchers = []*matcher{{Pattern: "aaa", Force: true, re: regexp.MustCompile("aaa")}}
if err := deployer.Deploy(ctx); err != nil {
t.Errorf("no-op deploy with triple force matcher: %v", err)
}
wantSummary = deploySummary{NumLocal: 5, NumRemote: 5, NumUploads: 3, NumDeletes: 0}
if !cmp.Equal(deployer.summary, wantSummary) {
t.Errorf("no-op deploy with triple force matcher: got %v, want %v", deployer.summary, wantSummary)
}
})
}
}
// writeFiles writes the files in fds to fd.
func writeFiles(fs afero.Fs, fds []*fileData) error {
for _, fd := range fds {
dir := path.Dir(fd.Name)
if dir != "." {
err := fs.MkdirAll(dir, os.ModePerm)
if err != nil {
return err
}
}
f, err := fs.Create(fd.Name)
if err != nil {
return err
}
defer f.Close()
_, err = f.WriteString(fd.Contents)
if err != nil {
return err
}
}
return nil
}
// verifyRemote that the current contents of bucket matches local.
// It returns an empty string if the contents matched, and a non-empty string
// capturing the diff if they didn't.
func verifyRemote(ctx context.Context, bucket *blob.Bucket, local []*fileData) (string, error) {
var cur []*fileData
iter := bucket.List(nil)
for {
obj, err := iter.Next(ctx)
if err == io.EOF {
break
}
if err != nil {
return "", err
}
contents, err := bucket.ReadAll(ctx, obj.Key)
if err != nil {
return "", err
}
cur = append(cur, &fileData{obj.Key, string(contents)})
}
if cmp.Equal(cur, local) {
return "", nil
}
diff := "got: \n"
for _, f := range cur {
diff += fmt.Sprintf(" %s: %s\n", f.Name, f.Contents)
}
diff += "want: \n"
for _, f := range local {
diff += fmt.Sprintf(" %s: %s\n", f.Name, f.Contents)
}
return diff, nil
}
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