/
parser_test.go
284 lines (249 loc) · 7.04 KB
/
parser_test.go
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package gofeed_test
import (
"bytes"
"context"
"fmt"
"io"
"os"
"net/http"
"net/http/httptest"
"net/url"
"strings"
"sync"
"testing"
"time"
"github.com/mmcdole/gofeed"
"github.com/stretchr/testify/assert"
)
func TestParser_Parse(t *testing.T) {
var feedTests = []struct {
file string
feedType string
feedTitle string
hasError bool
}{
{"atom03_feed.xml", "atom", "Feed Title", false},
{"atom10_feed.xml", "atom", "Feed Title", false},
{"rss_feed.xml", "rss", "Feed Title", false},
{"rss_feed_bom.xml", "rss", "Feed Title", false},
{"rss_feed_leading_spaces.xml", "rss", "Feed Title", false},
{"rdf_feed.xml", "rss", "Feed Title", false},
{"sample.json", "json", "title", false},
{"json10_feed.json", "json", "title", false},
{"json11_feed.json", "json", "title", false},
{"unknown_feed.xml", "", "", true},
{"empty_feed.xml", "", "", true},
{"invalid.json", "", "", true},
}
for _, test := range feedTests {
fmt.Printf("Testing %s... ", test.file)
// Get feed content
path := fmt.Sprintf("testdata/parser/universal/%s", test.file)
f, _ := os.ReadFile(path)
// Get actual value
fp := gofeed.NewParser()
feed, err := fp.Parse(bytes.NewReader(f))
if test.hasError {
assert.NotNil(t, err)
assert.Nil(t, feed)
} else {
assert.NotNil(t, feed)
assert.Nil(t, err)
assert.Equal(t, feed.FeedType, test.feedType)
assert.Equal(t, feed.Title, test.feedTitle)
}
}
}
func TestParser_ParseString(t *testing.T) {
var feedTests = []struct {
file string
feedType string
feedTitle string
hasError bool
}{
{"atom03_feed.xml", "atom", "Feed Title", false},
{"atom10_feed.xml", "atom", "Feed Title", false},
{"rss_feed.xml", "rss", "Feed Title", false},
{"rss_feed_bom.xml", "rss", "Feed Title", false},
{"rss_feed_leading_spaces.xml", "rss", "Feed Title", false},
{"rdf_feed.xml", "rss", "Feed Title", false},
{"sample.json", "json", "title", false},
{"unknown_feed.xml", "", "", true},
{"empty_feed.xml", "", "", true},
{"invalid.json", "", "", true},
}
for _, test := range feedTests {
fmt.Printf("Testing %s... ", test.file)
// Get feed content
path := fmt.Sprintf("testdata/parser/universal/%s", test.file)
f, _ := os.ReadFile(path)
// Get actual value
fp := gofeed.NewParser()
feed, err := fp.ParseString(string(f))
if test.hasError {
assert.NotNil(t, err)
assert.Nil(t, feed)
} else {
assert.NotNil(t, feed)
assert.Nil(t, err)
assert.Equal(t, feed.FeedType, test.feedType)
assert.Equal(t, feed.Title, test.feedTitle)
}
}
}
func TestParser_ParseURL_Success(t *testing.T) {
var feedTests = []struct {
file string
feedType string
feedTitle string
hasError bool
}{
{"atom03_feed.xml", "atom", "Feed Title", false},
{"atom10_feed.xml", "atom", "Feed Title", false},
{"rss_feed.xml", "rss", "Feed Title", false},
{"rss_feed_bom.xml", "rss", "Feed Title", false},
{"rss_feed_leading_spaces.xml", "rss", "Feed Title", false},
{"rdf_feed.xml", "rss", "Feed Title", false},
{"json10_feed.json", "json", "title", false},
{"json11_feed.json", "json", "title", false},
{"unknown_feed.xml", "", "", true},
{"invalid.json", "", "", true},
}
for _, test := range feedTests {
fmt.Printf("Testing %s... ", test.file)
// Get feed content
path := fmt.Sprintf("testdata/parser/universal/%s", test.file)
f, _ := os.ReadFile(path)
// Get actual value
server, client := mockServerResponse(200, string(f), 0)
fp := gofeed.NewParser()
fp.Client = client
feed, err := fp.ParseURL(server.URL)
if test.hasError {
assert.NotNil(t, err)
assert.Nil(t, feed)
} else {
assert.NotNil(t, feed)
assert.Nil(t, err)
assert.Equal(t, feed.FeedType, test.feedType)
assert.Equal(t, feed.Title, test.feedTitle)
}
}
}
func TestParser_ParseURLWithContext(t *testing.T) {
server, client := mockServerResponse(404, "", 1*time.Minute)
ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
defer cancel()
fp := gofeed.NewParser()
fp.Client = client
_, err := fp.ParseURLWithContext(server.URL, ctx)
assert.True(t, strings.Contains(err.Error(), ctx.Err().Error()))
}
func TestParser_ParseURL_Failure(t *testing.T) {
server, client := mockServerResponse(404, "", 0)
fp := gofeed.NewParser()
fp.Client = client
feed, err := fp.ParseURL(server.URL)
assert.NotNil(t, err)
assert.IsType(t, gofeed.HTTPError{}, err)
assert.Nil(t, feed)
}
func TestParser_ParseURLWithContextAndBasicAuth(t *testing.T) {
server, client := mockServerResponse(404, "", 1*time.Minute)
ctx, cancel := context.WithTimeout(context.Background(), 3*time.Second)
defer cancel()
fp := gofeed.NewParser()
fp.AuthConfig = &gofeed.Auth{
Username: "foo",
Password: "bar",
}
fp.Client = client
_, err := fp.ParseURLWithContext(server.URL, ctx)
assert.True(t, strings.Contains(err.Error(), ctx.Err().Error()))
}
// to detect race conditions, run with go test -race
func TestParser_Concurrent(t *testing.T) {
var feedTests = []string{"atom03_feed.xml", "atom10_feed.xml", "rss_feed.xml", "rss_feed_bom.xml",
"rss_feed_leading_spaces.xml", "rdf_feed.xml", "json10_feed.json",
"json11_feed.json"}
fp := gofeed.NewParser()
fp.AtomTranslator = &gofeed.DefaultAtomTranslator{}
fp.RSSTranslator = &gofeed.DefaultRSSTranslator{}
fp.JSONTranslator = &gofeed.DefaultJSONTranslator{}
wg := sync.WaitGroup{}
for _, test := range feedTests {
fmt.Printf("\nTesting concurrently %s... ", test)
// Get feed content
path := fmt.Sprintf("testdata/parser/universal/%s", test)
f, _ := os.ReadFile(path)
wg.Add(1)
go func() {
defer wg.Done()
fp.ParseString(string(f))
}()
}
wg.Wait()
}
// Test Helpers
func mockServerResponse(code int, body string, delay time.Duration) (*httptest.Server, *http.Client) {
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
time.Sleep(delay)
w.WriteHeader(code)
w.Header().Set("Content-Type", "application/xml")
io.WriteString(w, body)
}))
transport := &http.Transport{
Proxy: func(req *http.Request) (*url.URL, error) {
return url.Parse(server.URL)
},
}
client := &http.Client{Transport: transport}
return server, client
}
// Examples
func ExampleParser_Parse() {
feedData := `<rss version="2.0">
<channel>
<title>Sample Feed</title>
</channel>
</rss>`
fp := gofeed.NewParser()
feed, err := fp.Parse(strings.NewReader(feedData))
if err != nil {
panic(err)
}
fmt.Println(feed.Title)
}
func ExampleParser_ParseURL() {
fp := gofeed.NewParser()
feed, err := fp.ParseURL("http://feeds.twit.tv/twit.xml")
if err != nil {
panic(err)
}
fmt.Println(feed.Title)
}
func ExampleParser_ParseString() {
feedData := `<rss version="2.0">
<channel>
<title>Sample Feed</title>
</channel>
</rss>`
fp := gofeed.NewParser()
feed, err := fp.ParseString(feedData)
if err != nil {
panic(err)
}
fmt.Println(feed.Title)
}
func ExampleParserWithBasicAuth_ParseURL() {
fp := gofeed.NewParser()
fp.AuthConfig = &gofeed.Auth{
Username: "foo",
Password: "bar",
}
feed, err := fp.ParseURL("http://feeds.twit.tv/twit.xml")
if err != nil {
panic(err)
}
fmt.Println(feed.Title)
}