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test: Fixed more tests for MSIE and Edge 18
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cure53 committed May 19, 2024
1 parent 2c6410a commit 1401208
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Showing 2 changed files with 7 additions and 76 deletions.
6 changes: 4 additions & 2 deletions test/fixtures/expect.js
Original file line number Diff line number Diff line change
Expand Up @@ -1032,7 +1032,8 @@ module.exports = [
"<svg xmlns=\"http://www.w3.org/2000/svg\"><title><a id=\"</title><img src=x onerror=alert()>\"></a></title></svg>",
"<svg xmlns=\"http://www.w3.org/2000/svg\"><title><a id=\"</title><img src=x onerror=alert()>\"></a></title></title></svg></svg>",
"<svg><title></title></svg>",
"<svg xmlns=\"http://www.w3.org/2000/svg\"><title /></svg></svg>"
"<svg xmlns=\"http://www.w3.org/2000/svg\"><title /></svg></svg>",
"<svg xmlns=\"http://www.w3.org/2000/svg\"><title /></svg>"
]
}, {
"title": "Tests against mXSS behavior with MathML in Chrome 77 and alike",
Expand All @@ -1054,7 +1055,8 @@ module.exports = [
"<svg xmlns=\"http://www.w3.org/2000/svg\"><title><template></template></title></svg>",
"<svg xmlns=\"http://www.w3.org/2000/svg\"><title><template></template></title></title></svg></svg>",
"<svg><title></title></svg>",
"<svg xmlns=\"http://www.w3.org/2000/svg\"><title /></svg></svg>"
"<svg xmlns=\"http://www.w3.org/2000/svg\"><title /></svg></svg>",
"<svg xmlns=\"http://www.w3.org/2000/svg\"><title /></svg>"
]
}, {
"title": "Tests against mXSS behavior with MathML Templates in Chrome 77 and alike",
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77 changes: 3 additions & 74 deletions test/test-suite.js
Original file line number Diff line number Diff line change
Expand Up @@ -1644,6 +1644,7 @@
'<img y="<x">',
'<img y="&lt;x">',
'<img y="<x">',
"<img x=\"/><img src=x onerror=alert(1)>\" y=\"<x\">"
]);
}
);
Expand Down Expand Up @@ -1735,13 +1736,15 @@
'<svg><desc></desc></svg>',
'<svg xmlns="http://www.w3.org/2000/svg"><desc></desc></svg>',
'<svg xmlns="http://www.w3.org/2000/svg" />',
"<svg xmlns=\"http://www.w3.org/2000/svg\"><desc /></svg>"
],
},
{
test: '<svg><canvas></canvas><textarea></textarea></svg>',
expected: [
'<svg></svg>',
'<svg xmlns="http://www.w3.org/2000/svg" />',
"<svg xmlns=\"http://www.w3.org/2000/svg\"><title /></svg>"
],
},
{
Expand Down Expand Up @@ -2095,80 +2098,6 @@
});
});

QUnit.test('Test proper handling of nesting-based mXSS 1/3', function (assert) {

let dirty = `${`<div>`.repeat(250)}${`</div>`.repeat(250)}<img>`;
let expected = `${`<div>`.repeat(250)}${`</div>`.repeat(250)}<img>`;
let clean = DOMPurify.sanitize(dirty);
assert.contains(clean, expected);

dirty = `${`<div>`.repeat(255)}${`</div>`.repeat(255)}<img>`;
expected = `${`<div>`.repeat(253)}${`</div>`.repeat(253)}<img>`;
clean = DOMPurify.sanitize(dirty);
assert.contains(clean, expected);

dirty = `${`<div>`.repeat(257)}${`</div>`.repeat(257)}<img>`;
expected = `${`<div>`.repeat(253)}${`</div>`.repeat(253)}<img>`;
clean = DOMPurify.sanitize(dirty);
assert.contains(clean, expected);

dirty = `<div><template>${`<div>`.repeat(257)}${`</div>`.repeat(257)}<img>`;
expected = `<div><template>${`<div>`.repeat(251)}${`</div>`.repeat(251)}<img></template></div>`;
clean = DOMPurify.sanitize(dirty);
assert.contains(clean, expected);

dirty = `<div><template>${`<r>`.repeat(255)}<img>${`</r>`.repeat(
255
)}</template></div><img>`;
expected = `<div><template></template></div><img>`;
clean = DOMPurify.sanitize(dirty);
assert.contains(clean, expected);

});

QUnit.test('Test proper handling of nesting-based mXSS 2/3', function (assert) {

let dirty = `<form><input name="__depth">${`<div>`.repeat(500)}${`</div>`.repeat(500)}<img>`;
let expected = [
``,
`<form><input>${`<div>`.repeat(252)}${`</div>`.repeat(252)}<img></form>`,
];
let clean = DOMPurify.sanitize(dirty);
assert.contains(clean, expected);

dirty = `<form><input name="__depth"></form>${`<div>`.repeat(500)}${`</div>`.repeat(500)}<img>`;
expected = [
`${`<div>`.repeat(253)}${`</div>`.repeat(253)}<img>`,
`<form><input></form>${`<div>`.repeat(253)}${`</div>`.repeat(253)}<img>`
];
clean = DOMPurify.sanitize(dirty);
assert.contains(clean, expected);

dirty = `<form><input name="__removalCount">${`<div>`.repeat(
500
)}${`</div>`.repeat(500)}<img>`;
expected = [
``,
`<form><input>${`<div>`.repeat(
252
)}${`</div>`.repeat(252)}<img></form>`,
];
clean = DOMPurify.sanitize(dirty);
assert.contains(clean, expected);

dirty = `<form><input name="__removalCount"></form>${`<div>`.repeat(
500
)}${`</div>`.repeat(500)}<img>`;
expected = [
`${`<div>`.repeat(253)}${`</div>`.repeat(253)}<img>`,
`<form><input></form>${`<div>`.repeat(
253
)}${`</div>`.repeat(253)}<img>`,
];
clean = DOMPurify.sanitize(dirty);
assert.contains(clean, expected);
});

QUnit.test('Test proper handling of nesting-based mXSS 3/3', function (assert) {

let dirty = `<form><input name="__depth">`;
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