dd0c8d73aa
By default the await function returned by startParallelShell() asserts that the exit code is zero.
36 lines
1.3 KiB
JavaScript
36 lines
1.3 KiB
JavaScript
// Yield and delete test case for query optimizer cursor. SERVER-4401
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t = db.jstests_distinct3;
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t.drop();
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t.ensureIndex({a:1});
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t.ensureIndex({b:1});
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var bulk = t.initializeUnorderedBulkOp();
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for( i = 0; i < 50; ++i ) {
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for( j = 0; j < 2; ++j ) {
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bulk.insert({a:i,c:i,d:j});
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}
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}
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for( i = 0; i < 100; ++i ) {
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bulk.insert({b:i,c:i+50});
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}
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assert.writeOK(bulk.execute());
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// Attempt to remove the last match for the {a:1} index scan while distinct is yielding.
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p = startParallelShell( 'for( i = 0; i < 100; ++i ) { ' +
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' var bulk = db.jstests_distinct3.initializeUnorderedBulkOp();' +
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' bulk.find( { a:49 } ).remove(); ' +
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' for( j = 0; j < 20; ++j ) { ' +
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' bulk.insert( { a:49, c:49, d:j } ); ' +
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' } ' +
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' assert.writeOK(bulk.execute()); ' +
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'} ' );
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for( i = 0; i < 100; ++i ) {
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count = t.distinct( 'c', {$or:[{a:{$gte:0},d:0},{b:{$gte:0}}]} ).length;
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assert.gt( count, 100 );
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}
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p();
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