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22 lines
872 B
JavaScript
22 lines
872 B
JavaScript
var t = db.sort5;
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t.drop();
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t.save({_id: 5, x: 1, y: {a: 5, b: 4}});
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t.save({_id: 7, x: 2, y: {a: 7, b: 3}});
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t.save({_id: 2, x: 3, y: {a: 2, b: 3}});
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t.save({_id: 9, x: 4, y: {a: 9, b: 3}});
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// test compound sorting
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assert.eq( [4,2,3,1] , t.find().sort({"y.b": 1 , "y.a" : -1 }).map( function(z){ return z.x; } ) , "A no index" );
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t.ensureIndex({"y.b": 1, "y.a": -1});
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assert.eq( [4,2,3,1] , t.find().sort({"y.b": 1 , "y.a" : -1 }).map( function(z){ return z.x; } ) , "A index" );
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assert(t.validate().valid, "A valid");
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// test sorting on compound key involving _id
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assert.eq( [4,2,3,1] , t.find().sort({"y.b": 1 , _id : -1 }).map( function(z){ return z.x; } ) , "B no index" );
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t.ensureIndex({"y.b": 1, "_id": -1});
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assert.eq( [4,2,3,1] , t.find().sort({"y.b": 1 , _id : -1 }).map( function(z){ return z.x; } ) , "B index" );
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assert(t.validate().valid, "B valid");
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