// Copyright (c) 2026 Probo Inc . // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to deal // in the Software without restriction, including without limitation the rights // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell // copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE // SOFTWARE. package webinspect_test import ( "net/url" "strings" "testing" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require" "go.probo.inc/probo/pkg/webinspect" ) func parseTestHTML(t *testing.T, rawURL string, body string) *webinspect.PageInfo { t.Helper() u, err := url.Parse(rawURL) require.NoError(t, err) info, err := webinspect.ParseHTML(u, strings.NewReader(body)) require.NoError(t, err) return info } func TestFindLogoURL_SVGPreferred(t *testing.T) { t.Parallel() info := parseTestHTML(t, "https://example.com", ` `) got, err := webinspect.FindLogoURL(info) require.NoError(t, err) assert.Equal(t, "https://example.com/favicon.svg", got) } func TestFindLogoURL_AppleTouchIconSecond(t *testing.T) { t.Parallel() info := parseTestHTML(t, "https://example.com", ` `) got, err := webinspect.FindLogoURL(info) require.NoError(t, err) assert.Equal(t, "https://example.com/apple-touch-icon.png", got) } func TestFindLogoURL_AppleTouchIconLargest(t *testing.T) { t.Parallel() info := parseTestHTML(t, "https://example.com", ` `) got, err := webinspect.FindLogoURL(info) require.NoError(t, err) assert.Equal(t, "https://example.com/touch-180.png", got) } func TestFindLogoURL_LargestIcon(t *testing.T) { t.Parallel() info := parseTestHTML(t, "https://example.com", ` `) got, err := webinspect.FindLogoURL(info) require.NoError(t, err) assert.Equal(t, "https://example.com/icon-192.png", got) } func TestFindLogoURL_MsTileImage(t *testing.T) { t.Parallel() info := parseTestHTML(t, "https://example.com", ` `) got, err := webinspect.FindLogoURL(info) require.NoError(t, err) assert.Equal(t, "https://example.com/mstile-144.png", got) } func TestFindLogoURL_RelativeHrefResolved(t *testing.T) { t.Parallel() info := parseTestHTML(t, "https://cdn.example.com/app/", ` `) got, err := webinspect.FindLogoURL(info) require.NoError(t, err) assert.Equal(t, "https://cdn.example.com/assets/logo.svg", got) } func TestFindLogoURL_NoHead(t *testing.T) { t.Parallel() info := parseTestHTML(t, "https://example.com", `

no head

`) _, err := webinspect.FindLogoURL(info) assert.Error(t, err) } func TestFindLogoURL_NothingFound(t *testing.T) { t.Parallel() info := parseTestHTML(t, "https://example.com", ``) _, err := webinspect.FindLogoURL(info) assert.Error(t, err) } func TestExtensionForMIME(t *testing.T) { t.Parallel() tests := []struct { contentType string expected string }{ {"image/svg+xml", ".svg"}, {"image/png", ".png"}, {"image/jpeg", ".jpg"}, {"image/gif", ".gif"}, {"image/webp", ".webp"}, {"image/x-icon", ".ico"}, {"image/vnd.microsoft.icon", ".ico"}, {"image/png; charset=utf-8", ".png"}, {"application/octet-stream", ".png"}, } for _, tt := range tests { t.Run( tt.contentType, func(t *testing.T) { t.Parallel() assert.Equal(t, tt.expected, webinspect.ExtensionForMIME(tt.contentType)) }, ) } }