mirror of https://github.com/mongodb/mongo
27 lines
1.0 KiB
JavaScript
27 lines
1.0 KiB
JavaScript
// ensure strings containing null characters dont end at that null
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const c = db[jsTestName()];
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c.drop();
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assert.commandWorked(c.insertOne({foo: "as\0df"}));
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// compare the whole string, they should match
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assert.eq(c.aggregate({$project: {_id: 0, matches: {$eq: ["as\0df", "$foo"]}}}).toArray(), [{matches: true}]);
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// compare with the substring containing only the up to the null, they should not match
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assert.eq(
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c
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.aggregate({
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$project: {_id: 0, matches: {$eq: ["as\0df", {$substrBytes: ["$foo", 0, 3]}]}},
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})
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.toArray(),
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[{matches: false}],
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);
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// partial the other way shouldnt work either
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assert.eq(c.aggregate({$project: {_id: 0, matches: {$eq: ["as", "$foo"]}}}).toArray(), [{matches: false}]);
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// neither should one that differs after the null
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assert.eq(c.aggregate({$project: {_id: 0, matches: {$eq: ["as\0de", "$foo"]}}}).toArray(), [{matches: false}]);
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// should assert on fieldpaths with a null
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assert.throws(function () {
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c.aggregate({$project: {_id: 0, matches: {$eq: ["as\0df", "$f\0oo"]}}});
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});
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