969ddd3d92
This refactors several tests in core to not rely on an implicit sort order, which allows them to be unblacklisted from the causally consistent jscore passthroughs.
61 lines
1.8 KiB
JavaScript
61 lines
1.8 KiB
JavaScript
/**
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* Tests basic NaN handling. Note that WiredTiger indexes handle -NaN and NaN differently.
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*/
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(function() {
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"use strict";
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const coll = db.jstests_nan;
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coll.drop();
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assert.writeOK(coll.insert({_id: 0, a: -Infinity}));
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assert.writeOK(coll.insert({_id: 1, a: -3}));
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assert.writeOK(coll.insert({_id: 2, a: 0}));
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assert.writeOK(coll.insert({_id: 3, a: 3}));
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assert.writeOK(coll.insert({_id: 4, a: Infinity}));
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assert.writeOK(coll.insert({_id: 5, a: NaN}));
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assert.writeOK(coll.insert({_id: 6, a: -NaN}));
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assert.writeOK(coll.insert({_id: 7, a: undefined}));
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assert.writeOK(coll.insert({_id: 8, a: null}));
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assert.writeOK(coll.insert({_id: 9, a: []}));
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assert.writeOK(coll.insert({_id: 10, a: {b: 1}}));
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assert.writeOK(coll.insert({_id: 11, a: {b: 1}}));
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/**
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* Ensures correct results for EQ, LT, LTE, GT, and GTE cases.
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*/
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var testNaNComparisons = function() {
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// EQ
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let cursor = coll.find({a: NaN}).sort({_id: 1});
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assert.eq(5, cursor.next()["_id"]);
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assert.eq(6, cursor.next()["_id"]);
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assert(!cursor.hasNext());
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// LT
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cursor = coll.find({a: {$lt: NaN}});
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assert(!cursor.hasNext());
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// LTE
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cursor = coll.find({a: {$lte: NaN}}).sort({_id: 1});
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assert.eq(5, cursor.next()["_id"]);
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assert.eq(6, cursor.next()["_id"]);
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assert(!cursor.hasNext());
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// GT
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cursor = coll.find({a: {$gt: NaN}});
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assert(!cursor.hasNext());
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// GTE
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cursor = coll.find({a: {$gte: NaN}}).sort({_id: 1});
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assert.eq(5, cursor.next()["_id"]);
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assert.eq(6, cursor.next()["_id"]);
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assert(!cursor.hasNext());
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};
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// Unindexed.
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testNaNComparisons();
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// Indexed.
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assert.commandWorked(coll.createIndex({a: 1}));
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testNaNComparisons();
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}());
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