mirror of https://github.com/mongodb/mongo
30 lines
810 B
JavaScript
30 lines
810 B
JavaScript
// @tags: [requires_fastcount]
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t = db.arrayfind2;
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t.drop();
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function go(prefix) {
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assert.eq(3, t.count(), prefix + " A1");
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assert.eq(3, t.find({a: {$elemMatch: {x: {$gt: 4}}}}).count(), prefix + " A2");
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assert.eq(1, t.find({a: {$elemMatch: {x: {$lt: 2}}}}).count(), prefix + " A3");
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assert.eq(
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1,
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t.find({a: {$all: [{$elemMatch: {x: {$lt: 4}}}, {$elemMatch: {x: {$gt: 5}}}]}}).count(),
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prefix + " A4");
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assert.throws(function() {
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return t.findOne({a: {$all: [1, {$elemMatch: {x: 3}}]}});
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});
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assert.throws(function() {
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return t.findOne({a: {$all: [/a/, {$elemMatch: {x: 3}}]}});
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});
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}
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t.save({a: [{x: 1}, {x: 5}]});
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t.save({a: [{x: 3}, {x: 5}]});
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t.save({a: [{x: 3}, {x: 6}]});
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go("no index");
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t.ensureIndex({a: 1});
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go("index(a)");
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