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caddy/caddyhttp/browse/browse_test.go
Toby Allen 464ade1da7 Add new browse sort - namedirfirst (#1551)
* Revert "browse: sort listing by dir first (#1527)"

 commit 4e1229e7c9.

* Add new browse sort order  namedirfirst. Make namedirfirst default sort
2017-04-02 20:38:14 +01:00

450 lines
12 KiB
Go

package browse
import (
"context"
"encoding/json"
"net/http"
"net/http/httptest"
"net/url"
"os"
"path/filepath"
"sort"
"testing"
"text/template"
"time"
"github.com/mholt/caddy/caddyhttp/httpserver"
"github.com/mholt/caddy/caddyhttp/staticfiles"
)
func TestSort(t *testing.T) {
// making up []fileInfo with bogus values;
// to be used to make up our "listing"
fileInfos := []FileInfo{
{
Name: "fizz",
Size: 4,
ModTime: time.Now().AddDate(-1, 1, 0),
},
{
Name: "buzz",
Size: 2,
ModTime: time.Now().AddDate(0, -3, 3),
},
{
Name: "bazz",
Size: 1,
ModTime: time.Now().AddDate(0, -2, -23),
},
{
Name: "jazz",
Size: 3,
ModTime: time.Now(),
},
}
listing := Listing{
Name: "foobar",
Path: "/fizz/buzz",
CanGoUp: false,
Items: fileInfos,
}
// sort by name
listing.Sort = "name"
listing.applySort()
if !sort.IsSorted(byName(listing)) {
t.Errorf("The listing isn't name sorted: %v", listing.Items)
}
// sort by size
listing.Sort = "size"
listing.applySort()
if !sort.IsSorted(bySize(listing)) {
t.Errorf("The listing isn't size sorted: %v", listing.Items)
}
// sort by Time
listing.Sort = "time"
listing.applySort()
if !sort.IsSorted(byTime(listing)) {
t.Errorf("The listing isn't time sorted: %v", listing.Items)
}
// sort by name dir first
listing.Sort = "namedirfirst"
listing.applySort()
if !sort.IsSorted(byNameDirFirst(listing)) {
t.Errorf("The listing isn't namedirfirst sorted: %v", listing.Items)
}
// reverse by name
listing.Sort = "name"
listing.Order = "desc"
listing.applySort()
if !isReversed(byName(listing)) {
t.Errorf("The listing isn't reversed by name: %v", listing.Items)
}
// reverse by size
listing.Sort = "size"
listing.Order = "desc"
listing.applySort()
if !isReversed(bySize(listing)) {
t.Errorf("The listing isn't reversed by size: %v", listing.Items)
}
// reverse by time
listing.Sort = "time"
listing.Order = "desc"
listing.applySort()
if !isReversed(byTime(listing)) {
t.Errorf("The listing isn't reversed by time: %v", listing.Items)
}
// reverse by name dir first
listing.Sort = "namedirfirst"
listing.Order = "desc"
listing.applySort()
if !isReversed(byNameDirFirst(listing)) {
t.Errorf("The listing isn't reversed by namedirfirst: %v", listing.Items)
}
}
func TestBrowseHTTPMethods(t *testing.T) {
tmpl, err := template.ParseFiles("testdata/photos.tpl")
if err != nil {
t.Fatalf("An error occurred while parsing the template: %v", err)
}
b := Browse{
Next: httpserver.HandlerFunc(func(w http.ResponseWriter, r *http.Request) (int, error) {
return http.StatusTeapot, nil // not t.Fatalf, or we will not see what other methods yield
}),
Configs: []Config{
{
PathScope: "/photos",
Fs: staticfiles.FileServer{
Root: http.Dir("./testdata"),
},
Template: tmpl,
},
},
}
rec := httptest.NewRecorder()
for method, expected := range map[string]int{
http.MethodGet: http.StatusOK,
http.MethodHead: http.StatusOK,
http.MethodOptions: http.StatusNotImplemented,
"PROPFIND": http.StatusNotImplemented,
} {
req, err := http.NewRequest(method, "/photos/", nil)
if err != nil {
t.Fatalf("Test: Could not create HTTP request: %v", err)
}
code, _ := b.ServeHTTP(rec, req)
if code != expected {
t.Errorf("Wrong status with HTTP Method %s: expected %d, got %d", method, expected, code)
}
}
}
func TestBrowseTemplate(t *testing.T) {
tmpl, err := template.ParseFiles("testdata/photos.tpl")
if err != nil {
t.Fatalf("An error occurred while parsing the template: %v", err)
}
b := Browse{
Next: httpserver.HandlerFunc(func(w http.ResponseWriter, r *http.Request) (int, error) {
t.Fatalf("Next shouldn't be called")
return 0, nil
}),
Configs: []Config{
{
PathScope: "/photos",
Fs: staticfiles.FileServer{
Root: http.Dir("./testdata"),
Hide: []string{"photos/hidden.html"},
},
Template: tmpl,
},
},
}
req, err := http.NewRequest("GET", "/photos/", nil)
if err != nil {
t.Fatalf("Test: Could not create HTTP request: %v", err)
}
rec := httptest.NewRecorder()
code, _ := b.ServeHTTP(rec, req)
if code != http.StatusOK {
t.Fatalf("Wrong status, expected %d, got %d", http.StatusOK, code)
}
respBody := rec.Body.String()
expectedBody := `<!DOCTYPE html>
<html>
<head>
<title>Template</title>
</head>
<body>
<h1>Header</h1>
<h1>/photos/</h1>
<a href="./test1/">test1</a><br>
<a href="./test.html">test.html</a><br>
<a href="./test2.html">test2.html</a><br>
<a href="./test3.html">test3.html</a><br>
</body>
</html>
`
if respBody != expectedBody {
t.Fatalf("Expected body: '%v' got: '%v'", expectedBody, respBody)
}
}
func TestBrowseJson(t *testing.T) {
b := Browse{
Next: httpserver.HandlerFunc(func(w http.ResponseWriter, r *http.Request) (int, error) {
t.Fatalf("Next shouldn't be called")
return 0, nil
}),
Configs: []Config{
{
PathScope: "/photos/",
Fs: staticfiles.FileServer{
Root: http.Dir("./testdata"),
},
},
},
}
//Getting the listing from the ./testdata/photos, the listing returned will be used to validate test results
testDataPath := filepath.Join("./testdata", "photos")
file, err := os.Open(testDataPath)
if err != nil {
if os.IsPermission(err) {
t.Fatalf("Os Permission Error")
}
}
defer file.Close()
files, err := file.Readdir(-1)
if err != nil {
t.Fatalf("Unable to Read Contents of the directory")
}
var fileinfos []FileInfo
for i, f := range files {
name := f.Name()
// Tests fail in CI environment because all file mod times are the same for
// some reason, making the sorting unpredictable. To hack around this,
// we ensure here that each file has a different mod time.
chTime := f.ModTime().UTC().Add(-(time.Duration(i) * time.Second))
if err := os.Chtimes(filepath.Join(testDataPath, name), chTime, chTime); err != nil {
t.Fatal(err)
}
if f.IsDir() {
name += "/"
}
url := url.URL{Path: "./" + name}
fileinfos = append(fileinfos, FileInfo{
IsDir: f.IsDir(),
Name: f.Name(),
Size: f.Size(),
URL: url.String(),
ModTime: chTime,
Mode: f.Mode(),
})
}
// Test that sort=name returns correct listing.
listing := Listing{Items: fileinfos} // this listing will be used for validation inside the tests
tests := []struct {
QueryURL string
SortBy string
OrderBy string
Limit int
shouldErr bool
expectedResult []FileInfo
}{
//test case 1: testing for default sort and order and without the limit parameter, default sort is by name and the default order is ascending
//without the limit query entire listing will be produced
{"/?sort=name", "", "", -1, false, listing.Items},
//test case 2: limit is set to 1, orderBy and sortBy is default
{"/?limit=1&sort=name", "", "", 1, false, listing.Items[:1]},
//test case 3 : if the listing request is bigger than total size of listing then it should return everything
{"/?limit=100000000&sort=name", "", "", 100000000, false, listing.Items},
//test case 4 : testing for negative limit
{"/?limit=-1&sort=name", "", "", -1, false, listing.Items},
//test case 5 : testing with limit set to -1 and order set to descending
{"/?limit=-1&order=desc&sort=name", "", "desc", -1, false, listing.Items},
//test case 6 : testing with limit set to 2 and order set to descending
{"/?limit=2&order=desc&sort=name", "", "desc", 2, false, listing.Items},
//test case 7 : testing with limit set to 3 and order set to descending
{"/?limit=3&order=desc&sort=name", "", "desc", 3, false, listing.Items},
//test case 8 : testing with limit set to 3 and order set to ascending
{"/?limit=3&order=asc&sort=name", "", "asc", 3, false, listing.Items},
//test case 9 : testing with limit set to 1111111 and order set to ascending
{"/?limit=1111111&order=asc&sort=name", "", "asc", 1111111, false, listing.Items},
//test case 10 : testing with limit set to default and order set to ascending and sorting by size
{"/?order=asc&sort=size&sort=name", "size", "asc", -1, false, listing.Items},
//test case 11 : testing with limit set to default and order set to ascending and sorting by last modified
{"/?order=asc&sort=time&sort=name", "time", "asc", -1, false, listing.Items},
//test case 12 : testing with limit set to 1 and order set to ascending and sorting by last modified
{"/?order=asc&sort=time&limit=1&sort=name", "time", "asc", 1, false, listing.Items},
//test case 13 : testing with limit set to -100 and order set to ascending and sorting by last modified
{"/?order=asc&sort=time&limit=-100&sort=name", "time", "asc", -100, false, listing.Items},
//test case 14 : testing with limit set to -100 and order set to ascending and sorting by size
{"/?order=asc&sort=size&limit=-100&sort=name", "size", "asc", -100, false, listing.Items},
}
for i, test := range tests {
var marsh []byte
req, err := http.NewRequest("GET", "/photos"+test.QueryURL, nil)
if err != nil && !test.shouldErr {
t.Errorf("Test %d errored when making request, but it shouldn't have; got '%v'", i, err)
}
req.Header.Set("Accept", "application/json")
rec := httptest.NewRecorder()
code, err := b.ServeHTTP(rec, req)
if err == nil && test.shouldErr {
t.Errorf("Test %d didn't error, but it should have", i)
} else if err != nil && !test.shouldErr {
t.Errorf("Test %d errored, but it shouldn't have; got '%v'", i, err)
}
if code != http.StatusOK {
t.Fatalf("In test %d: Wrong status, expected %d, got %d", i, http.StatusOK, code)
}
if rec.HeaderMap.Get("Content-Type") != "application/json; charset=utf-8" {
t.Fatalf("Expected Content type to be application/json; charset=utf-8, but got %s ", rec.HeaderMap.Get("Content-Type"))
}
actualJSONResponse := rec.Body.String()
copyOflisting := listing
if test.SortBy == "" {
copyOflisting.Sort = "name"
} else {
copyOflisting.Sort = test.SortBy
}
if test.OrderBy == "" {
copyOflisting.Order = "asc"
} else {
copyOflisting.Order = test.OrderBy
}
copyOflisting.applySort()
limit := test.Limit
if limit <= len(copyOflisting.Items) && limit > 0 {
marsh, err = json.Marshal(copyOflisting.Items[:limit])
} else { // if the 'limit' query is empty, or has the wrong value, list everything
marsh, err = json.Marshal(copyOflisting.Items)
}
if err != nil {
t.Fatalf("Unable to Marshal the listing ")
}
expectedJSON := string(marsh)
if actualJSONResponse != expectedJSON {
t.Errorf("JSON response doesn't match the expected for test number %d with sort=%s, order=%s\nExpected response %s\nActual response = %s\n",
i+1, test.SortBy, test.OrderBy, expectedJSON, actualJSONResponse)
}
}
}
// "sort" package has "IsSorted" function, but no "IsReversed";
func isReversed(data sort.Interface) bool {
n := data.Len()
for i := n - 1; i > 0; i-- {
if !data.Less(i, i-1) {
return false
}
}
return true
}
func TestBrowseRedirect(t *testing.T) {
testCases := []struct {
url string
statusCode int
returnCode int
location string
}{
{
"http://www.example.com/photos",
http.StatusMovedPermanently,
0,
"http://www.example.com/photos/",
},
{
"/photos",
http.StatusMovedPermanently,
0,
"/photos/",
},
}
for i, tc := range testCases {
b := Browse{
Next: httpserver.HandlerFunc(func(w http.ResponseWriter, r *http.Request) (int, error) {
t.Fatalf("Test %d - Next shouldn't be called", i)
return 0, nil
}),
Configs: []Config{
{
PathScope: "/photos",
Fs: staticfiles.FileServer{
Root: http.Dir("./testdata"),
},
},
},
}
req, err := http.NewRequest("GET", tc.url, nil)
u, _ := url.Parse(tc.url)
ctx := context.WithValue(req.Context(), staticfiles.URLPathCtxKey, u.Path)
req = req.WithContext(ctx)
if err != nil {
t.Fatalf("Test %d - could not create HTTP request: %v", i, err)
}
rec := httptest.NewRecorder()
returnCode, _ := b.ServeHTTP(rec, req)
if returnCode != tc.returnCode {
t.Fatalf("Test %d - wrong return code, expected %d, got %d",
i, tc.returnCode, returnCode)
}
if got := rec.Code; got != tc.statusCode {
t.Errorf("Test %d - wrong status, expected %d, got %d",
i, tc.statusCode, got)
}
if got := rec.Header().Get("Location"); got != tc.location {
t.Errorf("Test %d - wrong Location header, expected %s, got %s",
i, tc.location, got)
}
}
}