// Copyright (c) 2014, David Kitchen // // All rights reserved. // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are met: // // * Redistributions of source code must retain the above copyright notice, this // list of conditions and the following disclaimer. // // * Redistributions in binary form must reproduce the above copyright notice, // this list of conditions and the following disclaimer in the documentation // and/or other materials provided with the distribution. // // * Neither the name of the organisation (Microcosm) nor the names of its // contributors may be used to endorse or promote products derived from // this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. package bluemonday import ( "encoding/base64" "net/url" "regexp" "strings" "sync" "testing" ) // test is a simple input vs output struct used to construct a slice of many // tests to run within a single test method. type test struct { in string expected string } func TestEmpty(t *testing.T) { p := StrictPolicy() if "" != p.Sanitize(``) { t.Error("Empty string is not empty") } } func TestSignatureBehaviour(t *testing.T) { // https://github.com/microcosm-cc/bluemonday/issues/8 p := UGCPolicy() input := "Hi.\n" if output := p.Sanitize(input); output != input { t.Errorf(`Sanitize() input = %s, output = %s`, input, output) } if output := string(p.SanitizeBytes([]byte(input))); output != input { t.Errorf(`SanitizeBytes() input = %s, output = %s`, input, output) } if output := p.SanitizeReader( strings.NewReader(input), ).String(); output != input { t.Errorf(`SanitizeReader() input = %s, output = %s`, input, output) } input = "\t\n \n\t" if output := p.Sanitize(input); output != input { t.Errorf(`Sanitize() input = %s, output = %s`, input, output) } if output := string(p.SanitizeBytes([]byte(input))); output != input { t.Errorf(`SanitizeBytes() input = %s, output = %s`, input, output) } if output := p.SanitizeReader( strings.NewReader(input), ).String(); output != input { t.Errorf(`SanitizeReader() input = %s, output = %s`, input, output) } } func TestAllowDocType(t *testing.T) { p := NewPolicy() p.AllowElements("b") in := "Hello, World!" expected := "Hello, World!" out := p.Sanitize(in) if out != expected { t.Errorf( "test 1 failed;\ninput : %s\noutput : %s\nexpected: %s", in, out, expected, ) } // Allow the doctype and run the test again p.AllowDocType(true) expected = "Hello, World!" out = p.Sanitize(in) if out != expected { t.Errorf( "test 1 failed;\ninput : %s\noutput : %s\nexpected: %s", in, out, expected, ) } } func TestLinks(t *testing.T) { tests := []test{ { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: `Red dot`, expected: `Red dot`, }, { in: ``, expected: ``, }, } p := UGCPolicy() p.RequireParseableURLs(true) // These tests are run concurrently to enable the race detector to pick up // potential issues wg := sync.WaitGroup{} wg.Add(len(tests)) for ii, tt := range tests { go func(ii int, tt test) { out := p.Sanitize(tt.in) if out != tt.expected { t.Errorf( "test %d failed;\ninput : %s\noutput : %s\nexpected: %s", ii, tt.in, out, tt.expected, ) } wg.Done() }(ii, tt) } wg.Wait() } func TestLinkTargets(t *testing.T) { tests := []test{ { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: `Red dot`, expected: `Red dot`, }, { in: ``, expected: ``, }, } p := UGCPolicy() p.RequireParseableURLs(true) p.RequireNoFollowOnLinks(false) p.RequireNoFollowOnFullyQualifiedLinks(true) p.AddTargetBlankToFullyQualifiedLinks(true) // These tests are run concurrently to enable the race detector to pick up // potential issues wg := sync.WaitGroup{} wg.Add(len(tests)) for ii, tt := range tests { go func(ii int, tt test) { out := p.Sanitize(tt.in) if out != tt.expected { t.Errorf( "test %d failed;\ninput : %s\noutput : %s\nexpected: %s", ii, tt.in, out, tt.expected, ) } wg.Done() }(ii, tt) } wg.Wait() } func TestStyling(t *testing.T) { tests := []test{ { in: `Hello World`, expected: `Hello World`, }, { in: `Hello World`, expected: `Hello World`, }, } p := UGCPolicy() p.AllowStyling() // These tests are run concurrently to enable the race detector to pick up // potential issues wg := sync.WaitGroup{} wg.Add(len(tests)) for ii, tt := range tests { go func(ii int, tt test) { out := p.Sanitize(tt.in) if out != tt.expected { t.Errorf( "test %d failed;\ninput : %s\noutput : %s\nexpected: %s", ii, tt.in, out, tt.expected, ) } wg.Done() }(ii, tt) } wg.Wait() } func TestEmptyAttributes(t *testing.T) { p := UGCPolicy() // Do not do this, especially without a Matching() clause, this is a test p.AllowAttrs("disabled").OnElements("textarea") tests := []test{ // Empty elements { in: `` + `
Styled by span
`, expected: `` + `
Styled by span
`, }, { in: `foo
bar`, expected: `foo
bar`, }, { in: `foo
bar`, expected: `foo
bar`, }, { in: `foo
bar`, expected: `foo
bar`, }, { in: `foo
bar`, expected: `foo
bar`, }, } for ii, test := range tests { out := p.Sanitize(test.in) if out != test.expected { t.Errorf( "test %d failed;\ninput : %s\noutput : %s\nexpected: %s", ii, test.in, out, test.expected, ) } } } func TestDataUri(t *testing.T) { p := UGCPolicy() p.AllowURLSchemeWithCustomPolicy( "data", func(url *url.URL) (allowUrl bool) { // Allows PNG images only const prefix = "image/png;base64," if !strings.HasPrefix(url.Opaque, prefix) { return false } if _, err := base64.StdEncoding.DecodeString(url.Opaque[len(prefix):]); err != nil { return false } if url.RawQuery != "" || url.Fragment != "" { return false } return true }, ) tests := []test{ { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, } for ii, test := range tests { out := p.Sanitize(test.in) if out != test.expected { t.Errorf( "test %d failed;\ninput : %s\noutput : %s\nexpected: %s", ii, test.in, out, test.expected, ) } } } func TestAntiSamy(t *testing.T) { standardUrls := regexp.MustCompile(`(?i)^https?|mailto`) p := NewPolicy() p.AllowElements( "a", "b", "br", "div", "font", "i", "img", "input", "li", "ol", "p", "span", "td", "ul", ) p.AllowAttrs("checked", "type").OnElements("input") p.AllowAttrs("color").OnElements("font") p.AllowAttrs("href").Matching(standardUrls).OnElements("a") p.AllowAttrs("src").Matching(standardUrls).OnElements("img") p.AllowAttrs("class", "id", "title").Globally() p.AllowAttrs("char").Matching( regexp.MustCompile(`p{L}`), // Single character or HTML entity only ).OnElements("td") tests := []test{ // Base64 strings // // first string is // click here { in: `PGEgLSBocmVmPSJodHRwOi8vd3d3Lm93YXNwLm9yZyI+Y2xpY2sgaGVyZTwvYT4=`, expected: `PGEgLSBocmVmPSJodHRwOi8vd3d3Lm93YXNwLm9yZyI+Y2xpY2sgaGVyZTwvYT4=`, }, // the rest are randomly generated 300 byte sequences which generate // parser errors, turned into Strings { in: `uz0sEy5aDiok6oufQRaYPyYOxbtlACRnfrOnUVIbOstiaoB95iw+dJYuO5sI9nudhRtSYLANlcdgO0pRb+65qKDwZ5o6GJRMWv4YajZk+7Q3W/GN295XmyWUpxuyPGVi7d5fhmtYaYNW6vxyKK1Wjn9IEhIrfvNNjtEF90vlERnz3wde4WMaKMeciqgDXuZHEApYmUcu6Wbx4Q6WcNDqohAN/qCli74tvC+Umy0ZsQGU7E+BvJJ1tLfMcSzYiz7Q15ByZOYrA2aa0wDu0no3gSatjGt6aB4h30D9xUP31LuPGZ2GdWwMfZbFcfRgDSh42JPwa1bODmt5cw0Y8ACeyrIbfk9IkX1bPpYfIgtO7TwuXjBbhh2EEixOZ2YkcsvmcOSVTvraChbxv6kP`, expected: `uz0sEy5aDiok6oufQRaYPyYOxbtlACRnfrOnUVIbOstiaoB95iw+dJYuO5sI9nudhRtSYLANlcdgO0pRb+65qKDwZ5o6GJRMWv4YajZk+7Q3W/GN295XmyWUpxuyPGVi7d5fhmtYaYNW6vxyKK1Wjn9IEhIrfvNNjtEF90vlERnz3wde4WMaKMeciqgDXuZHEApYmUcu6Wbx4Q6WcNDqohAN/qCli74tvC+Umy0ZsQGU7E+BvJJ1tLfMcSzYiz7Q15ByZOYrA2aa0wDu0no3gSatjGt6aB4h30D9xUP31LuPGZ2GdWwMfZbFcfRgDSh42JPwa1bODmt5cw0Y8ACeyrIbfk9IkX1bPpYfIgtO7TwuXjBbhh2EEixOZ2YkcsvmcOSVTvraChbxv6kP`, }, { in: `PIWjMV4y+MpuNLtcY3vBRG4ZcNaCkB9wXJr3pghmFA6rVXAik+d5lei48TtnHvfvb5rQZVceWKv9cR/9IIsLokMyN0omkd8j3TV0DOh3JyBjPHFCu1Gp4Weo96h5C6RBoB0xsE4QdS2Y1sq/yiha9IebyHThAfnGU8AMC4AvZ7DDBccD2leZy2Q617ekz5grvxEG6tEcZ3fCbJn4leQVVo9MNoerim8KFHGloT+LxdgQR6YN5y1ii3bVGreM51S4TeANujdqJXp8B7B1Gk3PKCRS2T1SNFZedut45y+/w7wp5AUQCBUpIPUj6RLp+y3byWhcbZbJ70KOzTSZuYYIKLLo8047Fej43bIaghJm0F9yIKk3C5gtBcw8T5pciJoVXrTdBAK/8fMVo29P`, expected: `PIWjMV4y+MpuNLtcY3vBRG4ZcNaCkB9wXJr3pghmFA6rVXAik+d5lei48TtnHvfvb5rQZVceWKv9cR/9IIsLokMyN0omkd8j3TV0DOh3JyBjPHFCu1Gp4Weo96h5C6RBoB0xsE4QdS2Y1sq/yiha9IebyHThAfnGU8AMC4AvZ7DDBccD2leZy2Q617ekz5grvxEG6tEcZ3fCbJn4leQVVo9MNoerim8KFHGloT+LxdgQR6YN5y1ii3bVGreM51S4TeANujdqJXp8B7B1Gk3PKCRS2T1SNFZedut45y+/w7wp5AUQCBUpIPUj6RLp+y3byWhcbZbJ70KOzTSZuYYIKLLo8047Fej43bIaghJm0F9yIKk3C5gtBcw8T5pciJoVXrTdBAK/8fMVo29P`, }, { in: `uCk7HocubT6KzJw2eXpSUItZFGkr7U+D89mJw70rxdqXP2JaG04SNjx3dd84G4bz+UVPPhPO2gBAx2vHI0xhgJG9T4vffAYh2D1kenmr+8gIHt6WDNeD+HwJeAbJYhfVFMJsTuIGlYIw8+I+TARK0vqjACyRwMDAndhXnDrk4E5U3hyjqS14XX0kIDZYM6FGFPXe/s+ba2886Q8o1a7WosgqqAmt4u6R3IHOvVf5/PIeZrBJKrVptxjdjelP8Xwjq2ujWNtR3/HM1kjRlJi4xedvMRe4Rlxek0NDLC9hNd18RYi0EjzQ0bGSDDl0813yv6s6tcT6xHMzKvDcUcFRkX6BbxmoIcMsVeHM/ur6yRv834o/TT5IdiM9/wpkuICFOWIfM+Y8OWhiU6BK`, expected: `uCk7HocubT6KzJw2eXpSUItZFGkr7U+D89mJw70rxdqXP2JaG04SNjx3dd84G4bz+UVPPhPO2gBAx2vHI0xhgJG9T4vffAYh2D1kenmr+8gIHt6WDNeD+HwJeAbJYhfVFMJsTuIGlYIw8+I+TARK0vqjACyRwMDAndhXnDrk4E5U3hyjqS14XX0kIDZYM6FGFPXe/s+ba2886Q8o1a7WosgqqAmt4u6R3IHOvVf5/PIeZrBJKrVptxjdjelP8Xwjq2ujWNtR3/HM1kjRlJi4xedvMRe4Rlxek0NDLC9hNd18RYi0EjzQ0bGSDDl0813yv6s6tcT6xHMzKvDcUcFRkX6BbxmoIcMsVeHM/ur6yRv834o/TT5IdiM9/wpkuICFOWIfM+Y8OWhiU6BK`, }, { in: `Bb6Cqy6stJ0YhtPirRAQ8OXrPFKAeYHeuZXuC1qdHJRlweEzl4F2z/ZFG7hzr5NLZtzrRG3wm5TXl6Aua5G6v0WKcjJiS2V43WB8uY1BFK1d2y68c1gTRSF0u+VTThGjz+q/R6zE8HG8uchO+KPw64RehXDbPQ4uadiL+UwfZ4BzY1OHhvM5+2lVlibG+awtH6qzzx6zOWemTih932Lt9mMnm3FzEw7uGzPEYZ3aBV5xnbQ2a2N4UXIdm7RtIUiYFzHcLe5PZM/utJF8NdHKy0SPaKYkdXHli7g3tarzAabLZqLT4k7oemKYCn/eKRreZjqTB2E8Kc9Swf3jHDkmSvzOYE8wi1vQ3X7JtPcQ2O4muvpSa70NIE+XK1CgnnsL79Qzci1/1xgkBlNq`, expected: `Bb6Cqy6stJ0YhtPirRAQ8OXrPFKAeYHeuZXuC1qdHJRlweEzl4F2z/ZFG7hzr5NLZtzrRG3wm5TXl6Aua5G6v0WKcjJiS2V43WB8uY1BFK1d2y68c1gTRSF0u+VTThGjz+q/R6zE8HG8uchO+KPw64RehXDbPQ4uadiL+UwfZ4BzY1OHhvM5+2lVlibG+awtH6qzzx6zOWemTih932Lt9mMnm3FzEw7uGzPEYZ3aBV5xnbQ2a2N4UXIdm7RtIUiYFzHcLe5PZM/utJF8NdHKy0SPaKYkdXHli7g3tarzAabLZqLT4k7oemKYCn/eKRreZjqTB2E8Kc9Swf3jHDkmSvzOYE8wi1vQ3X7JtPcQ2O4muvpSa70NIE+XK1CgnnsL79Qzci1/1xgkBlNq`, }, { in: `FZNVr4nOICD1cNfAvQwZvZWi+P4I2Gubzrt+wK+7gLEY144BosgKeK7snwlA/vJjPAnkFW72APTBjY6kk4EOyoUef0MxRnZEU11vby5Ru19eixZBFB/SVXDJleLK0z3zXXE8U5Zl5RzLActHakG8Psvdt8TDscQc4MPZ1K7mXDhi7FQdpjRTwVxFyCFoybQ9WNJNGPsAkkm84NtFb4KjGpwVC70oq87tM2gYCrNgMhBfdBl0bnQHoNBCp76RKdpq1UAY01t1ipfgt7BoaAr0eTw1S32DezjfkAz04WyPTzkdBKd3b44rX9dXEbm6szAz0SjgztRPDJKSMELjq16W2Ua8d1AHq2Dz8JlsvGzi2jICUjpFsIfRmQ/STSvOT8VsaCFhwL1zDLbn5jCr`, expected: `FZNVr4nOICD1cNfAvQwZvZWi+P4I2Gubzrt+wK+7gLEY144BosgKeK7snwlA/vJjPAnkFW72APTBjY6kk4EOyoUef0MxRnZEU11vby5Ru19eixZBFB/SVXDJleLK0z3zXXE8U5Zl5RzLActHakG8Psvdt8TDscQc4MPZ1K7mXDhi7FQdpjRTwVxFyCFoybQ9WNJNGPsAkkm84NtFb4KjGpwVC70oq87tM2gYCrNgMhBfdBl0bnQHoNBCp76RKdpq1UAY01t1ipfgt7BoaAr0eTw1S32DezjfkAz04WyPTzkdBKd3b44rX9dXEbm6szAz0SjgztRPDJKSMELjq16W2Ua8d1AHq2Dz8JlsvGzi2jICUjpFsIfRmQ/STSvOT8VsaCFhwL1zDLbn5jCr`, }, { in: `RuiRkvYjH2FcCjNzFPT2PJWh7Q6vUbfMadMIEnw49GvzTmhk4OUFyjY13GL52JVyqdyFrnpgEOtXiTu88Cm+TiBI7JRh0jRs3VJRP3N+5GpyjKX7cJA46w8PrH3ovJo3PES7o8CSYKRa3eUs7BnFt7kUCvMqBBqIhTIKlnQd2JkMNnhhCcYdPygLx7E1Vg+H3KybcETsYWBeUVrhRl/RAyYJkn6LddjPuWkDdgIcnKhNvpQu4MMqF3YbzHgyTh7bdWjy1liZle7xR/uRbOrRIRKTxkUinQGEWyW3bbXOvPO71E7xyKywBanwg2FtvzOoRFRVF7V9mLzPSqdvbM7VMQoLFob2UgeNLbVHkWeQtEqQWIV5RMu3+knhoqGYxP/3Srszp0ELRQy/xyyD`, expected: `RuiRkvYjH2FcCjNzFPT2PJWh7Q6vUbfMadMIEnw49GvzTmhk4OUFyjY13GL52JVyqdyFrnpgEOtXiTu88Cm+TiBI7JRh0jRs3VJRP3N+5GpyjKX7cJA46w8PrH3ovJo3PES7o8CSYKRa3eUs7BnFt7kUCvMqBBqIhTIKlnQd2JkMNnhhCcYdPygLx7E1Vg+H3KybcETsYWBeUVrhRl/RAyYJkn6LddjPuWkDdgIcnKhNvpQu4MMqF3YbzHgyTh7bdWjy1liZle7xR/uRbOrRIRKTxkUinQGEWyW3bbXOvPO71E7xyKywBanwg2FtvzOoRFRVF7V9mLzPSqdvbM7VMQoLFob2UgeNLbVHkWeQtEqQWIV5RMu3+knhoqGYxP/3Srszp0ELRQy/xyyD`, }, { in: `mqBEVbNnL929CUA3sjkOmPB5dL0/a0spq8LgbIsJa22SfP580XduzUIKnCtdeC9TjPB/GEPp/LvEUFaLTUgPDQQGu3H5UCZyjVTAMHl45me/0qISEf903zFFqW5Lk3TS6iPrithqMMvhdK29Eg5OhhcoHS+ALpn0EjzUe86NywuFNb6ID4o8aF/ztZlKJegnpDAm3JuhCBauJ+0gcOB8GNdWd5a06qkokmwk1tgwWat7cQGFIH1NOvBwRMKhD51MJ7V28806a3zkOVwwhOiyyTXR+EcDA/aq5acX0yailLWB82g/2GR/DiaqNtusV+gpcMTNYemEv3c/xLkClJc29DSfTsJGKsmIDMqeBMM7RRBNinNAriY9iNX1UuHZLr/tUrRNrfuNT5CvvK1K`, expected: `mqBEVbNnL929CUA3sjkOmPB5dL0/a0spq8LgbIsJa22SfP580XduzUIKnCtdeC9TjPB/GEPp/LvEUFaLTUgPDQQGu3H5UCZyjVTAMHl45me/0qISEf903zFFqW5Lk3TS6iPrithqMMvhdK29Eg5OhhcoHS+ALpn0EjzUe86NywuFNb6ID4o8aF/ztZlKJegnpDAm3JuhCBauJ+0gcOB8GNdWd5a06qkokmwk1tgwWat7cQGFIH1NOvBwRMKhD51MJ7V28806a3zkOVwwhOiyyTXR+EcDA/aq5acX0yailLWB82g/2GR/DiaqNtusV+gpcMTNYemEv3c/xLkClJc29DSfTsJGKsmIDMqeBMM7RRBNinNAriY9iNX1UuHZLr/tUrRNrfuNT5CvvK1K`, }, { in: `IMcfbWZ/iCa/LDcvMlk6LEJ0gDe4ohy2Vi0pVBd9aqR5PnRj8zGit8G2rLuNUkDmQ95bMURasmaPw2Xjf6SQjRk8coIHDLtbg/YNQVMabE8pKd6EaFdsGWJkcFoonxhPR29aH0xvjC4Mp3cJX3mjqyVsOp9xdk6d0Y2hzV3W/oPCq0DV03pm7P3+jH2OzoVVIDYgG1FD12S03otJrCXuzDmE2LOQ0xwgBQ9sREBLXwQzUKfXH8ogZzjdR19pX9qe0rRKMNz8k5lqcF9R2z+XIS1QAfeV9xopXA0CeyrhtoOkXV2i8kBxyodDp7tIeOvbEfvaqZGJgaJyV8UMTDi7zjwNeVdyKa8USH7zrXSoCl+Ud5eflI9vxKS+u9Bt1ufBHJtULOCHGA2vimkU`, expected: `IMcfbWZ/iCa/LDcvMlk6LEJ0gDe4ohy2Vi0pVBd9aqR5PnRj8zGit8G2rLuNUkDmQ95bMURasmaPw2Xjf6SQjRk8coIHDLtbg/YNQVMabE8pKd6EaFdsGWJkcFoonxhPR29aH0xvjC4Mp3cJX3mjqyVsOp9xdk6d0Y2hzV3W/oPCq0DV03pm7P3+jH2OzoVVIDYgG1FD12S03otJrCXuzDmE2LOQ0xwgBQ9sREBLXwQzUKfXH8ogZzjdR19pX9qe0rRKMNz8k5lqcF9R2z+XIS1QAfeV9xopXA0CeyrhtoOkXV2i8kBxyodDp7tIeOvbEfvaqZGJgaJyV8UMTDi7zjwNeVdyKa8USH7zrXSoCl+Ud5eflI9vxKS+u9Bt1ufBHJtULOCHGA2vimkU`, }, { in: `AqC2sr44HVueGzgW13zHvJkqOEBWA8XA66ZEb3EoL1ehypSnJ07cFoWZlO8kf3k57L1fuHFWJ6quEdLXQaT9SJKHlUaYQvanvjbBlqWwaH3hODNsBGoK0DatpoQ+FxcSkdVE/ki3rbEUuJiZzU0BnDxH+Q6FiNsBaJuwau29w24MlD28ELJsjCcUVwtTQkaNtUxIlFKHLj0++T+IVrQH8KZlmVLvDefJ6llWbrFNVuh674HfKr/GEUatG6KI4gWNtGKKRYh76mMl5xH5qDfBZqxyRaKylJaDIYbx5xP5I4DDm4gOnxH+h/Pu6dq6FJ/U3eDio/KQ9xwFqTuyjH0BIRBsvWWgbTNURVBheq+am92YBhkj1QmdKTxQ9fQM55O8DpyWzRhky0NevM9j`, expected: `AqC2sr44HVueGzgW13zHvJkqOEBWA8XA66ZEb3EoL1ehypSnJ07cFoWZlO8kf3k57L1fuHFWJ6quEdLXQaT9SJKHlUaYQvanvjbBlqWwaH3hODNsBGoK0DatpoQ+FxcSkdVE/ki3rbEUuJiZzU0BnDxH+Q6FiNsBaJuwau29w24MlD28ELJsjCcUVwtTQkaNtUxIlFKHLj0++T+IVrQH8KZlmVLvDefJ6llWbrFNVuh674HfKr/GEUatG6KI4gWNtGKKRYh76mMl5xH5qDfBZqxyRaKylJaDIYbx5xP5I4DDm4gOnxH+h/Pu6dq6FJ/U3eDio/KQ9xwFqTuyjH0BIRBsvWWgbTNURVBheq+am92YBhkj1QmdKTxQ9fQM55O8DpyWzRhky0NevM9j`, }, { in: `qkFfS3WfLyj3QTQT9i/s57uOPQCTN1jrab8bwxaxyeYUlz2tEtYyKGGUufua8WzdBT2VvWTvH0JkK0LfUJ+vChvcnMFna+tEaCKCFMIOWMLYVZSJDcYMIqaIr8d0Bi2bpbVf5z4WNma0pbCKaXpkYgeg1Sb8HpKG0p0fAez7Q/QRASlvyM5vuIOH8/CM4fF5Ga6aWkTRG0lfxiyeZ2vi3q7uNmsZF490J79r/6tnPPXIIC4XGnijwho5NmhZG0XcQeyW5KnT7VmGACFdTHOb9oS5WxZZU29/oZ5Y23rBBoSDX/xZ1LNFiZk6Xfl4ih207jzogv+3nOro93JHQydNeKEwxOtbKqEe7WWJLDw/EzVdJTODrhBYKbjUce10XsavuiTvv+H1Qh4lo2Vx`, expected: `qkFfS3WfLyj3QTQT9i/s57uOPQCTN1jrab8bwxaxyeYUlz2tEtYyKGGUufua8WzdBT2VvWTvH0JkK0LfUJ+vChvcnMFna+tEaCKCFMIOWMLYVZSJDcYMIqaIr8d0Bi2bpbVf5z4WNma0pbCKaXpkYgeg1Sb8HpKG0p0fAez7Q/QRASlvyM5vuIOH8/CM4fF5Ga6aWkTRG0lfxiyeZ2vi3q7uNmsZF490J79r/6tnPPXIIC4XGnijwho5NmhZG0XcQeyW5KnT7VmGACFdTHOb9oS5WxZZU29/oZ5Y23rBBoSDX/xZ1LNFiZk6Xfl4ih207jzogv+3nOro93JHQydNeKEwxOtbKqEe7WWJLDw/EzVdJTODrhBYKbjUce10XsavuiTvv+H1Qh4lo2Vx`, }, { in: `O900/Gn82AjyLYqiWZ4ILXBBv/ZaXpTpQL0p9nv7gwF2MWsS2OWEImcVDa+1ElrjUumG6CVEv/rvax53krqJJDg+4Z/XcHxv58w6hNrXiWqFNjxlu5RZHvj1oQQXnS2n8qw8e/c+8ea2TiDIVr4OmgZz1G9uSPBeOZJvySqdgNPMpgfjZwkL2ez9/x31sLuQxi/FW3DFXU6kGSUjaq8g/iGXlaaAcQ0t9Gy+y005Z9wpr2JWWzishL+1JZp9D4SY/r3NHDphN4MNdLHMNBRPSIgfsaSqfLraIt+zWIycsd+nksVxtPv9wcyXy51E1qlHr6Uygz2VZYD9q9zyxEX4wRP2VEewHYUomL9d1F6gGG5fN3z82bQ4hI9uDirWhneWazUOQBRud5otPOm9`, expected: `O900/Gn82AjyLYqiWZ4ILXBBv/ZaXpTpQL0p9nv7gwF2MWsS2OWEImcVDa+1ElrjUumG6CVEv/rvax53krqJJDg+4Z/XcHxv58w6hNrXiWqFNjxlu5RZHvj1oQQXnS2n8qw8e/c+8ea2TiDIVr4OmgZz1G9uSPBeOZJvySqdgNPMpgfjZwkL2ez9/x31sLuQxi/FW3DFXU6kGSUjaq8g/iGXlaaAcQ0t9Gy+y005Z9wpr2JWWzishL+1JZp9D4SY/r3NHDphN4MNdLHMNBRPSIgfsaSqfLraIt+zWIycsd+nksVxtPv9wcyXy51E1qlHr6Uygz2VZYD9q9zyxEX4wRP2VEewHYUomL9d1F6gGG5fN3z82bQ4hI9uDirWhneWazUOQBRud5otPOm9`, }, { in: `C3c+d5Q9lyTafPLdelG1TKaLFinw1TOjyI6KkrQyHKkttfnO58WFvScl1TiRcB/iHxKahskoE2+VRLUIhctuDU4sUvQh/g9Arw0LAA4QTxuLFt01XYdigurz4FT15ox2oDGGGrRb3VGjDTXK1OWVJoLMW95EVqyMc9F+Fdej85LHE+8WesIfacjUQtTG1tzYVQTfubZq0+qxXws8QrxMLFtVE38tbeXo+Ok1/U5TUa6FjWflEfvKY3XVcl8RKkXua7fVz/Blj8Gh+dWe2cOxa0lpM75ZHyz9adQrB2Pb4571E4u2xI5un0R0MFJZBQuPDc1G5rPhyk+Hb4LRG3dS0m8IASQUOskv93z978L1+Abu9CLP6d6s5p+BzWxhMUqwQXC/CCpTywrkJ0RG`, expected: `C3c+d5Q9lyTafPLdelG1TKaLFinw1TOjyI6KkrQyHKkttfnO58WFvScl1TiRcB/iHxKahskoE2+VRLUIhctuDU4sUvQh/g9Arw0LAA4QTxuLFt01XYdigurz4FT15ox2oDGGGrRb3VGjDTXK1OWVJoLMW95EVqyMc9F+Fdej85LHE+8WesIfacjUQtTG1tzYVQTfubZq0+qxXws8QrxMLFtVE38tbeXo+Ok1/U5TUa6FjWflEfvKY3XVcl8RKkXua7fVz/Blj8Gh+dWe2cOxa0lpM75ZHyz9adQrB2Pb4571E4u2xI5un0R0MFJZBQuPDc1G5rPhyk+Hb4LRG3dS0m8IASQUOskv93z978L1+Abu9CLP6d6s5p+BzWxhMUqwQXC/CCpTywrkJ0RG`, }, // Basic XSS { in: `test`, expected: `test`, }, { in: `<<<><`, expected: ``, }, { in: "", expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: `
`, expected: ``, }, { in: `
`, expected: `
`, }, { in: `
`, expected: `
`, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: "", expected: ``, }, { in: ``, expected: ``, }, { in: `PT SRC="http://ha.ckers.org/xss.js">`, expected: `PT SRC="http://ha.ckers.org/xss.js">`, }, { in: `PT SRC="http://ha.ckers.org/xss.js">`, expected: `PT SRC="http://ha.ckers.org/xss.js">`, }, { in: ``, expected: ``, }, { in: "", expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ` +ADw-SCRIPT+AD4-alert('XSS')`, expected: ` +ADw-SCRIPT+AD4-alert('XSS')`, }, { in: ``, expected: ``, }, { in: `alert("XSS")'); ?>`, expected: `alert("XSS")'); ?>`, }, { in: ``, expected: ``, }, { in: ` "> `, expected: "\n\n\n">\n", }, { in: ` `, expected: ` `, }, { in: ` `, expected: ` `, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: `
`, expected: `
`, }, { in: `
`, expected: `
`, }, { in: `
`, expected: `
`, }, { in: `
`, expected: `
`, }, { in: `
`, expected: `
`, }, { in: ``, expected: `
`, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: `
`, expected: `
`, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: `
  • XSS
    `, expected: `
    • XSS
      `, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: ``, expected: ``, }, { in: `\";alert('XSS');//`, expected: `\";alert('XSS');//`, }, { in: `