pkger/pkging/pkgtest/suite.go

605 lines
11 KiB
Go

package pkgtest
import (
"fmt"
"io"
"io/ioutil"
"os"
"path/filepath"
"reflect"
"runtime"
"strings"
"testing"
"github.com/markbates/pkger/here"
"github.com/markbates/pkger/pkging"
"github.com/markbates/pkger/pkging/pkgutil"
"github.com/stretchr/testify/require"
)
const mould = "/easy/listening/sugar.file"
const hart = "/easy/listening/grant.hart"
const husker = "github.com/husker/du"
type Suite struct {
Name string
gen func() (pkging.Pkger, error)
}
func (s Suite) Make() (pkging.Pkger, error) {
if s.gen == nil {
return nil, fmt.Errorf("missing generator function")
}
return s.gen()
}
func NewSuite(name string, fn func() (pkging.Pkger, error)) (Suite, error) {
suite := Suite{
Name: name,
gen: fn,
}
return suite, nil
}
func (s Suite) Test(t *testing.T) {
rv := reflect.ValueOf(s)
rt := rv.Type()
if rt.NumMethod() == 0 {
t.Fatalf("something went wrong wrong with %s", s.Name)
}
for i := 0; i < rt.NumMethod(); i++ {
m := rt.Method(i)
if !strings.HasPrefix(m.Name, "Test_") {
continue
}
s.sub(t, m)
}
}
// func (s Suite) clone() (Suite, error) {
// if ns, ok := s.Pkger.(Newable); ok {
// pkg, err := ns.New()
// if err != nil {
// return s, err
// }
// s, err = NewSuite(pkg)
// if err != nil {
// return s, err
// }
// }
// if ns, ok := s.Pkger.(WithRootable); ok {
// dir, err := ioutil.TempDir("")
// if err != nil {
// return s, err
// }
// // defer opkg.RemoveAll(dir)
//
// pkg, err := ns.WithRoot(dir)
// if err != nil {
// return s, err
// }
// s, err = NewSuite(pkg)
// if err != nil {
// return s, err
// }
// }
// return s, nil
// }
func (s Suite) Run(t *testing.T, name string, fn func(t *testing.T)) {
t.Run(name, func(st *testing.T) {
fn(st)
})
}
func (s Suite) sub(t *testing.T, m reflect.Method) {
name := fmt.Sprintf("%s/%s", s.Name, m.Name)
// s, err := s.clone()
// if err != nil {
// t.Fatal(err)
// }
s.Run(t, name, func(st *testing.T) {
m.Func.Call([]reflect.Value{
reflect.ValueOf(s),
reflect.ValueOf(st),
})
})
}
func (s Suite) Test_Create(t *testing.T) {
r := require.New(t)
pkg, err := s.Make()
r.NoError(err)
cur, err := pkg.Current()
r.NoError(err)
ip := cur.ImportPath
table := []struct {
in string
}{
{in: mould},
{in: ":" + mould},
{in: ip + ":" + mould},
}
for _, tt := range table {
s.Run(t, tt.in, func(st *testing.T) {
r := require.New(st)
pt, err := pkg.Parse(tt.in)
r.NoError(err)
r.NoError(pkg.MkdirAll(filepath.Dir(pt.Name), 0755))
f, err := pkg.Create(pt.Name)
r.NoError(err)
r.Equal(pt.Name, f.Name())
fi, err := f.Stat()
r.NoError(err)
r.NoError(f.Close())
r.Equal(pt.Name, fi.Name())
r.NotZero(fi.ModTime())
r.NoError(pkg.RemoveAll(pt.String()))
})
}
}
func (s Suite) Test_Create_No_MkdirAll(t *testing.T) {
r := require.New(t)
pkg, err := s.Make()
r.NoError(err)
cur, err := pkg.Current()
r.NoError(err)
ip := cur.ImportPath
table := []struct {
in string
}{
{in: mould},
{in: ":" + mould},
{in: ip + ":" + mould},
{in: filepath.Dir(mould)},
{in: ":" + filepath.Dir(mould)},
{in: ip + ":" + filepath.Dir(mould)},
}
for _, tt := range table {
s.Run(t, tt.in, func(st *testing.T) {
r := require.New(st)
pkg, err := s.Make()
r.NoError(err)
pt, err := pkg.Parse(tt.in)
r.NoError(err)
_, err = pkg.Create(pt.Name)
r.Error(err)
})
}
}
func (s Suite) Test_Current(t *testing.T) {
r := require.New(t)
pkg, err := s.Make()
r.NoError(err)
info, err := pkg.Current()
r.NoError(err)
r.NotZero(info)
}
func (s Suite) Test_Info(t *testing.T) {
r := require.New(t)
pkg, err := s.Make()
r.NoError(err)
cur, err := pkg.Current()
r.NoError(err)
info, err := pkg.Info(cur.ImportPath)
r.NoError(err)
r.NotZero(info)
}
func (s Suite) Test_MkdirAll(t *testing.T) {
r := require.New(t)
pkg, err := s.Make()
r.NoError(err)
cur, err := pkg.Current()
r.NoError(err)
ip := cur.ImportPath
table := []struct {
in string
}{
{in: mould},
{in: ":" + mould},
{in: ip + ":" + mould},
{in: filepath.Dir(mould)},
{in: ":" + filepath.Dir(mould)},
{in: ip + ":" + filepath.Dir(mould)},
}
for _, tt := range table {
s.Run(t, tt.in, func(st *testing.T) {
r := require.New(st)
pkg, err := s.Make()
r.NoError(err)
pt, err := pkg.Parse(tt.in)
r.NoError(err)
dir := filepath.Dir(pt.Name)
r.NoError(pkg.MkdirAll(dir, 0755))
fi, err := pkg.Stat(dir)
r.NoError(err)
if runtime.GOOS == "windows" {
dir = strings.Replace(dir, "\\", "/", -1)
}
r.Equal(dir, fi.Name())
r.NotZero(fi.ModTime())
r.NoError(pkg.RemoveAll(pt.String()))
})
}
}
func (s Suite) Test_Open_File(t *testing.T) {
r := require.New(t)
pkg, err := s.Make()
r.NoError(err)
cur, err := pkg.Current()
r.NoError(err)
ip := cur.ImportPath
table := []struct {
in string
}{
{in: mould},
{in: ":" + mould},
{in: ip + ":" + mould},
{in: hart},
}
for _, tt := range table {
s.Run(t, tt.in, func(st *testing.T) {
r := require.New(st)
pkg, err := s.Make()
r.NoError(err)
pt, err := pkg.Parse(tt.in)
r.NoError(err)
r.NoError(pkg.RemoveAll(pt.String()))
r.NoError(pkg.MkdirAll(filepath.Dir(pt.Name), 0755))
body := "!" + pt.String()
pkgutil.WriteFile(pkg, tt.in, []byte(body), 0644)
f, err := pkg.Open(tt.in)
r.NoError(err)
r.Equal(pt.Name, f.Path().Name)
b, err := ioutil.ReadAll(f)
r.NoError(err)
r.Equal(body, string(b))
b, err = pkgutil.ReadFile(pkg, tt.in)
r.NoError(err)
r.Equal(body, string(b))
r.NoError(f.Close())
})
}
}
func (s Suite) Test_Parse(t *testing.T) {
r := require.New(t)
pkg, err := s.Make()
r.NoError(err)
cur, err := pkg.Current()
r.NoError(err)
ip := cur.ImportPath
table := []struct {
in string
exp here.Path
}{
{in: mould, exp: here.Path{Pkg: ip, Name: mould}},
{in: filepath.Join(cur.Dir, mould), exp: here.Path{Pkg: ip, Name: mould}},
{in: ":" + mould, exp: here.Path{Pkg: ip, Name: mould}},
{in: ip + ":" + mould, exp: here.Path{Pkg: ip, Name: mould}},
{in: ip, exp: here.Path{Pkg: ip, Name: "/"}},
{in: ":", exp: here.Path{Pkg: ip, Name: "/"}},
{in: husker + ":" + mould, exp: here.Path{Pkg: husker, Name: mould}},
{in: husker, exp: here.Path{Pkg: husker, Name: "/"}},
{in: husker + ":", exp: here.Path{Pkg: husker, Name: "/"}},
}
for _, tt := range table {
s.Run(t, tt.in, func(st *testing.T) {
r := require.New(st)
pt, err := pkg.Parse(tt.in)
r.NoError(err)
r.Equal(tt.exp, pt)
})
}
}
func (s Suite) Test_Stat_Error(t *testing.T) {
r := require.New(t)
pkg, err := s.Make()
r.NoError(err)
cur, err := pkg.Current()
r.NoError(err)
ip := cur.ImportPath
table := []struct {
in string
}{
{in: hart},
{in: ":" + hart},
{in: ip},
{in: ip + ":"},
{in: ip + ":" + hart},
}
for _, tt := range table {
s.Run(t, tt.in, func(st *testing.T) {
r := require.New(st)
pt, err := pkg.Parse(tt.in)
r.NoError(err)
r.NoError(pkg.RemoveAll(pt.String()))
_, err = pkg.Stat(tt.in)
r.Error(err)
})
}
}
func (s Suite) Test_Stat_Dir(t *testing.T) {
r := require.New(t)
pkg, err := s.Make()
r.NoError(err)
cur, err := pkg.Current()
r.NoError(err)
dir := filepath.Dir(mould)
ip := cur.ImportPath
table := []struct {
in string
}{
{in: ip},
{in: dir},
{in: ":" + dir},
{in: ip + ":" + dir},
}
for _, tt := range table {
s.Run(t, tt.in, func(st *testing.T) {
r := require.New(st)
pt, err := pkg.Parse(tt.in)
r.NoError(err)
r.NoError(pkg.RemoveAll(pt.String()))
r.NoError(pkg.MkdirAll(pt.Name, 0755))
info, err := pkg.Stat(tt.in)
r.NoError(err)
r.Equal(pt.Name, info.Name())
})
}
}
func (s Suite) Test_Stat_File(t *testing.T) {
r := require.New(t)
pkg, err := s.Make()
r.NoError(err)
cur, err := pkg.Current()
r.NoError(err)
ip := cur.ImportPath
table := []struct {
in string
}{
{in: mould},
{in: ":" + mould},
{in: ip + ":" + mould},
{in: hart},
}
for _, tt := range table {
s.Run(t, tt.in, func(st *testing.T) {
r := require.New(st)
pkg, err := s.Make()
r.NoError(err)
pt, err := pkg.Parse(tt.in)
r.NoError(err)
r.NoError(pkg.RemoveAll(pt.String()))
r.NoError(pkg.MkdirAll(filepath.Dir(pt.Name), 0755))
f, err := pkg.Create(tt.in)
r.NoError(err)
_, err = io.Copy(f, strings.NewReader("!"+pt.String()))
r.NoError(err)
r.NoError(f.Close())
info, err := pkg.Stat(tt.in)
r.NoError(err)
r.Equal(pt.Name, info.Name())
})
}
}
func (s Suite) Test_Walk(t *testing.T) {
r := require.New(t)
pkg, err := s.Make()
r.NoError(err)
r.NoError(s.LoadFolder(pkg))
cur, err := pkg.Current()
r.NoError(err)
ip := cur.ImportPath
table := []struct {
in string
}{
{in: ip},
{in: "/"},
{in: ":/"},
{in: ip + ":/"},
}
for _, tt := range table {
s.Run(t, tt.in, func(st *testing.T) {
r := require.New(st)
var act []string
err := pkg.Walk(tt.in, func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
act = append(act, path)
return nil
})
r.NoError(err)
exp := []string{
"github.com/markbates/pkger:/",
"github.com/markbates/pkger:/main.go",
"github.com/markbates/pkger:/public",
"github.com/markbates/pkger:/public/images",
"github.com/markbates/pkger:/public/images/mark.png",
"github.com/markbates/pkger:/public/index.html",
"github.com/markbates/pkger:/templates",
"github.com/markbates/pkger:/templates/a.txt",
"github.com/markbates/pkger:/templates/b",
"github.com/markbates/pkger:/templates/b/b.txt",
}
r.Equal(exp, act)
})
}
}
func (s Suite) Test_Remove(t *testing.T) {
r := require.New(t)
pkg, err := s.Make()
r.NoError(err)
cur, err := pkg.Current()
r.NoError(err)
ip := cur.ImportPath
table := []struct {
in string
}{
{in: "/public/images/mark.png"},
{in: ":/public/images/mark.png"},
{in: ip + ":/public/images/mark.png"},
}
for _, tt := range table {
s.Run(t, tt.in, func(st *testing.T) {
r := require.New(st)
pkg, err := s.Make()
r.NoError(err)
r.NoError(s.LoadFolder(pkg))
_, err = pkg.Stat(tt.in)
r.NoError(err)
r.NoError(pkg.Remove(tt.in))
_, err = pkg.Stat(tt.in)
r.Error(err)
r.Error(pkg.Remove("unknown"))
})
}
}
func (s Suite) Test_RemoveAll(t *testing.T) {
r := require.New(t)
pkg, err := s.Make()
r.NoError(err)
cur, err := pkg.Current()
r.NoError(err)
ip := cur.ImportPath
table := []struct {
in string
}{
{in: "/public"},
{in: ":/public"},
{in: ip + ":/public"},
}
for _, tt := range table {
s.Run(t, tt.in, func(st *testing.T) {
r := require.New(st)
pkg, err := s.Make()
r.NoError(err)
r.NoError(s.LoadFolder(pkg))
_, err = pkg.Stat(tt.in)
r.NoError(err)
r.NoError(pkg.RemoveAll(tt.in))
_, err = pkg.Stat(tt.in)
r.Error(err)
})
}
}