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t = db.regex5
t.drop()
// Add filler data to make sure that indexed solutions are
// chosen over collection scans.
for (var i = 0; i < 10; i++) {
t.save({filler: "filler"});
}
t.save( { x : [ "abc" , "xyz1" ] } )
t.save( { x : [ "ac" , "xyz2" ] } )
a = /.*b.*c/
x = /.*y.*/
doit = function() {
assert.eq( 1 , t.find( { x : a } ).count() , "A" );
assert.eq( 2 , t.find( { x : x } ).count() , "B" );
assert.eq( 2 , t.find( { x : { $in: [ x ] } } ).count() , "C" ); // SERVER-322
assert.eq( 1 , t.find( { x : { $in: [ a, "xyz1" ] } } ).count() , "D" ); // SERVER-322
assert.eq( 2 , t.find( { x : { $in: [ a, "xyz2" ] } } ).count() , "E" ); // SERVER-322
assert.eq( 1 , t.find( { x : { $all : [ a , x ] } } ).count() , "F" ); // SERVER-505
assert.eq( 1 , t.find( { x : { $all : [ a , "abc" ] } } ).count() , "G" ); // SERVER-505
assert.eq( 0 , t.find( { x : { $all : [ a , "ac" ] } } ).count() , "H" ); // SERVER-505
assert.eq( 10 , t.find( { x : { $nin: [ x ] } } ).count() , "I" ); // SERVER-322
assert.eq( 11 , t.find( { x : { $nin: [ a, "xyz1" ] } } ).count() , "J" ); // SERVER-322
assert.eq( 10 , t.find( { x : { $nin: [ a, "xyz2" ] } } ).count() , "K" ); // SERVER-322
assert.eq( 2 , t.find( { x : { $not: { $nin: [ x ] } } } ).count() , "L" ); // SERVER-322
assert.eq( 11 , t.find( { x : { $nin: [ /^a.c/ ] } } ).count() , "M" ) // SERVER-322
}
doit();
t.ensureIndex( {x:1} );
print( "now indexed" );
doit();
// check bound unions SERVER-322
assert.eq( {
x:[[1,1],
[2.5,2.5],
["a","a"],
["b","e"],
[/^b/,/^b/],
[/^c/,/^c/],
[/^d/,/^d/]]
},
t.find( { x : { $in: [ 1, 2.5, "a", "b", /^b/, /^c/, /^d/ ] } } ).explain().indexBounds );
// SERVER-505
assert.eq( 0, t.find( { x : { $all: [ "a", /^a/ ] } } ).itcount());
assert.eq( 2, t.find( { x : { $all: [ /^a/ ] } } ).itcount());
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