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134 lines
5.0 KiB
Go
134 lines
5.0 KiB
Go
// GoToSocial
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// Copyright (C) GoToSocial Authors admin@gotosocial.org
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// SPDX-License-Identifier: AGPL-3.0-or-later
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package text_test
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import (
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"testing"
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"github.com/stretchr/testify/suite"
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"github.com/superseriousbusiness/gotosocial/internal/text"
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)
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const (
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sanitizeHTML = `here's some naughty html: <script>alert(ahhhh)</script> !!!`
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sanitizedHTML = `here's some naughty html: !!!`
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sanitizeOutgoing = `<p>gotta test some fucking ''''''''' marks</p>`
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sanitizedOutgoing = `<p>gotta test some fucking ''''''''' marks</p>`
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)
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type SanitizeTestSuite struct {
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suite.Suite
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}
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func (suite *SanitizeTestSuite) TestSanitizeOutgoing() {
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s := text.SanitizeToHTML(sanitizeOutgoing)
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suite.Equal(sanitizedOutgoing, s)
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}
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func (suite *SanitizeTestSuite) TestSanitizeHTML() {
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s := text.SanitizeToHTML(sanitizeHTML)
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suite.Equal(sanitizedHTML, s)
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}
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func (suite *SanitizeTestSuite) TestSanitizeCaption1() {
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dodgyCaption := "<script>console.log('haha!')</script>this is just a normal caption ;)"
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sanitized := text.SanitizeToPlaintext(dodgyCaption)
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suite.Equal("this is just a normal caption ;)", sanitized)
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}
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func (suite *SanitizeTestSuite) TestSanitizeCaption2() {
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dodgyCaption := "<em>here's a LOUD caption</em>"
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sanitized := text.SanitizeToPlaintext(dodgyCaption)
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suite.Equal("here's a LOUD caption", sanitized)
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}
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func (suite *SanitizeTestSuite) TestSanitizeCaption3() {
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dodgyCaption := ""
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sanitized := text.SanitizeToPlaintext(dodgyCaption)
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suite.Equal("", sanitized)
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}
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func (suite *SanitizeTestSuite) TestSanitizeCaption4() {
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dodgyCaption := `
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here is
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a multi line
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caption
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with some newlines
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`
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sanitized := text.SanitizeToPlaintext(dodgyCaption)
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suite.Equal("here is\na multi line\ncaption\nwith some newlines", sanitized)
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}
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func (suite *SanitizeTestSuite) TestSanitizeCaption5() {
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// html-escaped: "<script>console.log('aha!')</script> hello world"
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dodgyCaption := `<script>console.log('aha!')</script> hello world`
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sanitized := text.SanitizeToPlaintext(dodgyCaption)
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suite.Equal("hello world", sanitized)
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}
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func (suite *SanitizeTestSuite) TestSanitizeCaption6() {
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// html-encoded: "<script>console.log('aha!')</script> hello world"
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dodgyCaption := `<script>console.log('aha!')</script> hello world`
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sanitized := text.SanitizeToPlaintext(dodgyCaption)
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suite.Equal("hello world", sanitized)
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}
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func (suite *SanitizeTestSuite) TestSanitizeCustomCSS() {
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customCSS := `.toot .username {
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color: var(--link_fg);
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line-height: 2rem;
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margin-top: -0.5rem;
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align-self: start;
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white-space: nowrap;
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overflow: hidden;
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text-overflow: ellipsis;
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}`
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sanitized := text.SanitizeToPlaintext(customCSS)
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suite.Equal(customCSS, sanitized) // should be the same as it was before
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}
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func (suite *SanitizeTestSuite) TestSanitizeNaughtyCustomCSS1() {
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// try to break out of <style> into <head> and change the document title
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customCSS := "</style><title>pee pee poo poo</title><style>"
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sanitized := text.SanitizeToPlaintext(customCSS)
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suite.Empty(sanitized)
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}
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func (suite *SanitizeTestSuite) TestSanitizeNaughtyCustomCSS2() {
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// try to break out of <style> into <head> and change the document title
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customCSS := "pee pee poo poo</style><title></title><style>"
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sanitized := text.SanitizeToPlaintext(customCSS)
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suite.Equal("pee pee poo poo", sanitized)
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}
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func (suite *SanitizeTestSuite) TestSanitizeInlineImg() {
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withInlineImg := "<p>Here's an inline image: <img class=\"fixed-size-img svelte-uci8eb\" aria-hidden=\"false\" alt=\"A black-and-white photo of an Oblique Strategy card. The card reads: 'Define an area as 'safe' and use it as an anchor'.\" title=\"A black-and-white photo of an Oblique Strategy card. The card reads: 'Define an area as 'safe' and use it as an anchor'.\" width=\"0\" height=\"0\" src=\"https://example.org/fileserver/01H7J83147QMCE17C0RS9P10Y9/attachment/small/01H7J8365XXRTCP6CAMGEM49ZE.jpg\" style=\"object-position: 50% 50%;\"></p>"
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sanitized := text.SanitizeToHTML(withInlineImg)
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suite.Equal(`<p>Here's an inline image: </p>`, sanitized)
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}
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func TestSanitizeTestSuite(t *testing.T) {
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suite.Run(t, new(SanitizeTestSuite))
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}
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