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testing.go
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testing.go
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package main
import (
"io"
"os"
"time"
"strings"
"testing"
"io/ioutil"
"path/filepath"
)
type TestFile struct {
Name, Contents, Date string
}
var testFiles = []*TestFile{
{".ssync-test", ".ssync-test\ndir1\ndir1/dir2\ndir1/dir2/file3\n", ""},
{"file1", "file1Contents", "2018-01-01"},
{"dir1/file2", "file2Contents", "2018-01-01"},
{"dir1/dir2/file3", "file3Contents", "2018-01-01"},
}
var testFiles2 = []*TestFile{
{".ssync-test", ".ssync-test\ndir1\ndir1/dir2\ndir1/dir2/file3\n", ""},
{"file1", "file1Contents2", "2017-01-01"},
{"file4", "file4Contents", "2018-01-01"},
{"dir3/file5", "file2Contents", "2018-01-01"},
{"dir1/dir2/file3", "file3Contents2", "2018-02-01"},
}
func createTestFiles(t *testing.T, files []*TestFile) (string, []string) {
td, err := ioutil.TempDir("", "")
if err != nil {
t.Fatal(err)
}
paths := []string{}
for i := range files {
if len(files[i].Name) == 0 {
continue
}
// set default date
if len(files[i].Date) == 0 {
files[i].Date = "2006-01-02"
}
writeFile(t, td, files[i])
// append to paths
paths = append(paths, filepath.Join(td, files[i].Name))
}
return td, paths
}
func tmpFile(t *testing.T, input string, f func(in *os.File)) {
in, err := ioutil.TempFile("", "")
if err != nil {
t.Fatal(err)
}
defer os.Remove(in.Name())
defer in.Close()
_, err = io.WriteString(in, input)
if err != nil {
t.Fatal(err)
}
_, _ = in.Seek(0, os.SEEK_SET)
f(in)
}
// writes files also creating parent directories
func writeFile(t *testing.T, path string, testFile *TestFile) {
pa := strings.Split(testFile.Name, "/")
// return if filename blank
if len(pa) == 0 || len(pa[len(pa)-1]) == 0 {
return
}
// create parent dirs
p := filepath.Join(path, filepath.Join(pa[:len(pa)-1]...))
if len(pa) > 1 {
err := os.MkdirAll(p, 0777)
if err != nil {
t.Fatal(err)
}
}
// create file
fullpath := filepath.Join(p, pa[len(pa)-1])
err := ioutil.WriteFile(fullpath, []byte(testFile.Contents), 0644)
if err != nil {
t.Fatal(err)
}
// parse modified timestamp
modTime, err := time.Parse("2006-01-02", testFile.Date)
if err != nil {
t.Fatal(err)
}
// set modified timestamp
err = os.Chtimes(fullpath, modTime, modTime)
if err != nil {
t.Fatal(err)
}
}