mirror of
https://github.com/gohugoio/hugo.git
synced 2024-12-27 20:53:39 +00:00
390 lines
10 KiB
Go
390 lines
10 KiB
Go
// Copyright 2023 The Hugo Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package main
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"io/fs"
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"io/ioutil"
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"log"
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"net/http"
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"os"
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"path/filepath"
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"regexp"
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"runtime"
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"strconv"
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"strings"
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"testing"
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"time"
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"github.com/bep/helpers/envhelpers"
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"github.com/gohugoio/hugo/commands"
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"github.com/rogpeppe/go-internal/testscript"
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)
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func TestCommands(t *testing.T) {
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p := commonTestScriptsParam
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p.Dir = "testscripts/commands"
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testscript.Run(t, p)
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}
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// Tests in development can be put in "testscripts/unfinished".
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// Also see the watch_testscripts.sh script.
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func TestUnfinished(t *testing.T) {
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if os.Getenv("CI") != "" {
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t.Skip("skip unfinished tests on CI")
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}
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p := commonTestScriptsParam
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p.Dir = "testscripts/unfinished"
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testscript.Run(t, p)
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}
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func TestMain(m *testing.M) {
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type testInfo struct {
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BaseURLs []string
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}
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os.Exit(
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testscript.RunMain(m, map[string]func() int{
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// The main program.
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"hugo": func() int {
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err := commands.Execute(os.Args[1:])
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if err != nil {
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fmt.Fprintln(os.Stderr, err)
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return 1
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}
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return 0
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},
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}),
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)
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}
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var commonTestScriptsParam = testscript.Params{
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Setup: func(env *testscript.Env) error {
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return testSetupFunc()(env)
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},
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Cmds: map[string]func(ts *testscript.TestScript, neg bool, args []string){
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// log prints to stderr.
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"log": func(ts *testscript.TestScript, neg bool, args []string) {
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log.Println(args)
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},
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// dostounix converts \r\n to \n.
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"dostounix": func(ts *testscript.TestScript, neg bool, args []string) {
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filename := ts.MkAbs(args[0])
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b, err := os.ReadFile(filename)
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if err != nil {
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ts.Fatalf("%v", err)
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}
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b = bytes.Replace(b, []byte("\r\n"), []byte{'\n'}, -1)
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if err := os.WriteFile(filename, b, 0666); err != nil {
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ts.Fatalf("%v", err)
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}
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},
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// cat prints a file to stdout.
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"cat": func(ts *testscript.TestScript, neg bool, args []string) {
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filename := ts.MkAbs(args[0])
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b, err := os.ReadFile(filename)
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if err != nil {
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ts.Fatalf("%v", err)
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}
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fmt.Print(string(b))
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},
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// sleep sleeps for a second.
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"sleep": func(ts *testscript.TestScript, neg bool, args []string) {
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i := 1
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if len(args) > 0 {
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var err error
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i, err = strconv.Atoi(args[0])
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if err != nil {
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i = 1
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}
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}
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time.Sleep(time.Duration(i) * time.Second)
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},
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// ls lists a directory to stdout.
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"ls": func(ts *testscript.TestScript, neg bool, args []string) {
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var dirname string
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if len(args) > 0 {
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dirname = args[0]
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}
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dirname = ts.MkAbs(args[0])
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dir, err := os.Open(dirname)
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if err != nil {
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ts.Fatalf("%v", err)
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}
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fis, err := dir.Readdir(-1)
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if err != nil {
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ts.Fatalf("%v", err)
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}
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if len(fis) == 0 {
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// To simplify empty dir checks.
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fmt.Fprintln(ts.Stdout(), "Empty dir")
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return
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}
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for _, fi := range fis {
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fmt.Fprintf(ts.Stdout(), "%s %04o %s %s\n", fi.Mode(), fi.Mode().Perm(), fi.ModTime().Format(time.RFC3339Nano), fi.Name())
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}
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},
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// append appends to a file with a leaading newline.
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"append": func(ts *testscript.TestScript, neg bool, args []string) {
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if len(args) < 2 {
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ts.Fatalf("usage: append FILE TEXT")
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}
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filename := ts.MkAbs(args[0])
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words := args[1:]
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for i, word := range words {
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words[i] = strings.Trim(word, "\"")
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}
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text := strings.Join(words, " ")
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_, err := os.Stat(filename)
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if err != nil {
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if os.IsNotExist(err) {
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ts.Fatalf("file does not exist: %s", filename)
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}
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ts.Fatalf("failed to stat file: %v", err)
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}
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f, err := os.OpenFile(filename, os.O_APPEND|os.O_WRONLY, 0o644)
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if err != nil {
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ts.Fatalf("failed to open file: %v", err)
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}
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defer f.Close()
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_, err = f.WriteString("\n" + text)
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if err != nil {
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ts.Fatalf("failed to write to file: %v", err)
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}
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},
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// replace replaces a string in a file.
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"replace": func(ts *testscript.TestScript, neg bool, args []string) {
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if len(args) < 3 {
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ts.Fatalf("usage: replace FILE OLD NEW")
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}
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filename := ts.MkAbs(args[0])
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oldContent, err := os.ReadFile(filename)
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if err != nil {
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ts.Fatalf("failed to read file %v", err)
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}
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newContent := bytes.Replace(oldContent, []byte(args[1]), []byte(args[2]), -1)
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err = os.WriteFile(filename, newContent, 0o644)
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if err != nil {
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ts.Fatalf("failed to write file: %v", err)
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}
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},
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// httpget checks that a HTTP resource's body matches (if it compiles as a regexp) or contains all of the strings given as arguments.
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"httpget": func(ts *testscript.TestScript, neg bool, args []string) {
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if len(args) < 2 {
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ts.Fatalf("usage: httpgrep URL STRING...")
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}
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tryget := func() error {
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resp, err := http.Get(args[0])
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if err != nil {
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return fmt.Errorf("failed to get URL %q: %v", args[0], err)
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}
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defer resp.Body.Close()
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return fmt.Errorf("failed to read response body: %v", err)
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}
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for _, s := range args[1:] {
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re, err := regexp.Compile(s)
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if err == nil {
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ok := re.Match(body)
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if ok != !neg {
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return fmt.Errorf("response body %q for URL %q does not match %q", body, args[0], s)
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}
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} else {
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ok := bytes.Contains(body, []byte(s))
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if ok != !neg {
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return fmt.Errorf("response body %q for URL %q does not contain %q", body, args[0], s)
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}
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}
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}
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return nil
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}
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// The timing on server rebuilds can be a little tricky to get right,
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// so we try again a few times until the server is ready.
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// There may be smarter ways to do this, but this works.
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start := time.Now()
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for {
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time.Sleep(200 * time.Millisecond)
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err := tryget()
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if err == nil {
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return
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}
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if time.Since(start) > 6*time.Second {
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ts.Fatalf("timeout waiting for %q: %v", args[0], err)
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}
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}
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},
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// checkfile checks that a file exists and is not empty.
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"checkfile": func(ts *testscript.TestScript, neg bool, args []string) {
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var readonly, exec bool
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loop:
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for len(args) > 0 {
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switch args[0] {
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case "-readonly":
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readonly = true
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args = args[1:]
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case "-exec":
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exec = true
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args = args[1:]
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default:
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break loop
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}
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}
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if len(args) == 0 {
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ts.Fatalf("usage: checkfile [-readonly] [-exec] file...")
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}
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for _, filename := range args {
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filename = ts.MkAbs(filename)
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fi, err := os.Stat(filename)
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ok := err == nil != neg
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if !ok {
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ts.Fatalf("stat %s: %v", filename, err)
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}
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if fi.Size() == 0 {
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ts.Fatalf("%s is empty", filename)
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}
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if readonly && fi.Mode()&0o222 != 0 {
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ts.Fatalf("%s is writable", filename)
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}
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if exec && runtime.GOOS != "windows" && fi.Mode()&0o111 == 0 {
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ts.Fatalf("%s is not executable", filename)
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}
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}
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},
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// checkfilecount checks that the number of files in a directory is equal to the given count.
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"checkfilecount": func(ts *testscript.TestScript, neg bool, args []string) {
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if len(args) != 2 {
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ts.Fatalf("usage: checkfilecount count dir")
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}
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count, err := strconv.Atoi(args[0])
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if err != nil {
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ts.Fatalf("invalid count: %v", err)
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}
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if count < 0 {
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ts.Fatalf("count must be non-negative")
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}
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dir := args[1]
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dir = ts.MkAbs(dir)
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found := 0
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filepath.WalkDir(dir, func(path string, d fs.DirEntry, err error) error {
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if err != nil {
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return err
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}
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if d.IsDir() {
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return nil
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}
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found++
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return nil
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})
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ok := found == count != neg
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if !ok {
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ts.Fatalf("found %d files, want %d", found, count)
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}
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},
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// waitServer waits for the .ready file to be created by the server.
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"waitServer": func(ts *testscript.TestScript, neg bool, args []string) {
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type testInfo struct {
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BaseURLs []string
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}
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// The server will write a .ready file when ready.
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// We wait for that.
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readyFilename := ts.MkAbs(".ready")
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limit := time.Now().Add(5 * time.Second)
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for {
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_, err := os.Stat(readyFilename)
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if err != nil {
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time.Sleep(500 * time.Millisecond)
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if time.Now().After(limit) {
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ts.Fatalf("timeout waiting for .ready file")
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}
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continue
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}
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var info testInfo
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// Read the .ready file's JSON into info.
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f, err := os.Open(readyFilename)
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if err == nil {
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err = json.NewDecoder(f).Decode(&info)
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f.Close()
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} else {
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ts.Fatalf("failed to open .ready file: %v", err)
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}
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for i, s := range info.BaseURLs {
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ts.Setenv(fmt.Sprintf("HUGOTEST_BASEURL_%d", i), s)
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}
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return
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}
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},
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"stopServer": func(ts *testscript.TestScript, neg bool, args []string) {
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baseURL := ts.Getenv("HUGOTEST_BASEURL_0")
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if baseURL == "" {
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ts.Fatalf("HUGOTEST_BASEURL_0 not set")
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}
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if !strings.HasSuffix(baseURL, "/") {
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baseURL += "/"
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}
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resp, err := http.Head(baseURL + "__stop")
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if err != nil {
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ts.Fatalf("failed to shutdown server: %v", err)
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}
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resp.Body.Close()
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// Allow some time for the server to shut down.
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time.Sleep(2 * time.Second)
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},
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},
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}
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func testSetupFunc() func(env *testscript.Env) error {
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sourceDir, _ := os.Getwd()
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return func(env *testscript.Env) error {
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var keyVals []string
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keyVals = append(keyVals, "HUGO_TESTRUN", "true")
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hugoCachedDir := filepath.Join(env.WorkDir, "hugocache")
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keyVals = append(keyVals, "HUGO_CACHEDIR", hugoCachedDir)
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keyVals = append(keyVals, "SOURCE", sourceDir)
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goVersion := runtime.Version()
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// Strip all but the major and minor version.
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goVersion = regexp.MustCompile(`^go(\d+\.\d+)`).FindStringSubmatch(goVersion)[1]
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keyVals = append(keyVals, "GOVERSION", goVersion)
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envhelpers.SetEnvVars(&env.Vars, keyVals...)
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return nil
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}
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}
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