// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
package app
import (
"strings"
"testing"
"github.com/dyatlov/go-opengraph/opengraph"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func BenchmarkForceHTMLEncodingToUTF8(b *testing.B) {
HTML := `
`
ContentType := "text/html; utf-8"
b.Run("with converting", func(b *testing.B) {
for b.Loop() {
r := forceHTMLEncodingToUTF8(strings.NewReader(HTML), ContentType)
og := opengraph.NewOpenGraph()
err := og.ProcessHTML(r)
require.NoError(b, err)
}
})
b.Run("without converting", func(b *testing.B) {
for b.Loop() {
og := opengraph.NewOpenGraph()
err := og.ProcessHTML(strings.NewReader(HTML))
require.NoError(b, err)
}
})
}
func TestMakeOpenGraphURLsAbsolute(t *testing.T) {
mainHelper.Parallel(t)
for name, tc := range map[string]struct {
HTML string
RequestURL string
URL string
ImageURL string
}{
"absolute URLs": {
HTML: `
`,
RequestURL: "https://example.com",
URL: "https://example.com/apps/mattermost",
ImageURL: "https://images.example.com/image.png",
},
"URLs starting with /": {
HTML: `
`,
RequestURL: "http://example.com",
URL: "http://example.com/apps/mattermost",
ImageURL: "http://example.com/image.png",
},
"HTTPS URLs starting with /": {
HTML: `
`,
RequestURL: "https://example.com",
URL: "https://example.com/apps/mattermost",
ImageURL: "https://example.com/image.png",
},
"missing image URL": {
HTML: `
`,
RequestURL: "http://example.com",
URL: "http://example.com/apps/mattermost",
ImageURL: "",
},
"relative URLs": {
HTML: `
`,
RequestURL: "http://example.com/content/index.html",
URL: "http://example.com/content/index.html",
ImageURL: "http://example.com/resources/image.png",
},
} {
t.Run(name, func(t *testing.T) {
og := opengraph.NewOpenGraph()
err := og.ProcessHTML(strings.NewReader(tc.HTML))
require.NoError(t, err)
makeOpenGraphURLsAbsolute(og, tc.RequestURL)
assert.Equalf(t, og.URL, tc.URL, "incorrect url, expected %v, got %v", tc.URL, og.URL)
if len(og.Images) > 0 {
assert.Equalf(t, og.Images[0].URL, tc.ImageURL, "incorrect image url, expected %v, got %v", tc.ImageURL, og.Images[0].URL)
} else {
assert.Empty(t, tc.ImageURL, "missing image url, expected %v, got nothing", tc.ImageURL)
}
})
}
}
func TestOpenGraphDecodeHTMLEntities(t *testing.T) {
mainHelper.Parallel(t)
og := opengraph.NewOpenGraph()
og.Title = "Test's are the best.©"
og.Description = "Test's are the worst.©"
openGraphDecodeHTMLEntities(og)
assert.Equal(t, og.Title, "Test's are the best.©")
assert.Equal(t, og.Description, "Test's are the worst.©")
}