File: indexs.js

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mongodb 1%3A2.4.10-5
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// Test index key generation issue with parent and nested fields in same index and array containing subobject SERVER-3005.

t = db.jstests_indexs;

t.drop();
t.ensureIndex( {a:1} );
t.save( { a: [ { b: 3 } ] } );
assert.eq( 1, t.count( { a:{ b:3 } } ) );

t.drop();
t.ensureIndex( {a:1,'a.b':1} );
t.save( { a: { b: 3 } } );
assert.eq( 1, t.count( { a:{ b:3 } } ) );
ib = t.find( { a:{ b:3 } } ).explain().indexBounds;

t.drop();
t.ensureIndex( {a:1,'a.b':1} );
t.save( { a: [ { b: 3 } ] } );
assert.eq( ib, t.find( { a:{ b:3 } } ).explain().indexBounds );
assert.eq( 1, t.find( { a:{ b:3 } } ).explain().nscanned );
assert.eq( 1, t.count( { a:{ b:3 } } ) );