28 lines
990 B
JavaScript
28 lines
990 B
JavaScript
// Tests for $add, $subtract and $multiply aggregation expression type promotion on overflow
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// @tags: [require_fcv_71]
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const coll = db.arith_overflow;
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function runTest(operator, expectedResults) {
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const result = coll
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.aggregate([{$project: {res: {[operator]: ["$lhs", "$rhs"]}}}, {$sort: {_id: 1}}])
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.toArray()
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.map((r) => r.res);
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assert.eq(result, expectedResults);
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}
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// $add
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coll.drop();
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assert.commandWorked(coll.insert({_id: 0, lhs: NumberInt(2e9), rhs: NumberInt(2e9)}));
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assert.commandWorked(coll.insert({_id: 1, lhs: NumberLong(9e18), rhs: NumberLong(9e18)}));
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runTest("$add", [NumberLong(4e9), 1.8e19]);
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// $subtract
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coll.drop();
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assert.commandWorked(coll.insert({_id: 0, lhs: NumberInt(2e9), rhs: NumberInt(-2e9)}));
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assert.commandWorked(coll.insert({_id: 1, lhs: NumberLong(9e18), rhs: NumberLong(-9e18)}));
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runTest("$subtract", [NumberLong(4e9), 1.8e19]);
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// $multiply uses same arguments
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runTest("$multiply", [NumberLong(-4e18), -8.1e37]);
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