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// Tests that SERVER-11374 is fixed: specifically, that indexes cannot
// be created on fields that begin with '$' but are not part of DBRefs
// and that indexes cannot be created on field paths that contain empty
// fields.
var coll = db.jstests_indexp;
// Empty field checks.
coll.ensureIndex({ 'a..b': 1 });
assert( db.getLastError() != null,
"Expected error, but index on 'a..b' was created successfully." );
coll.ensureIndex({ '.a': 1 });
assert( db.getLastError() != null,
"Expected error, but index on '.a' was created successfully." );
coll.ensureIndex({ 'a.': 1 });
assert( db.getLastError() != null,
"Expected error, but index on 'a.' was created successfully." );
coll.ensureIndex({ '.': 1 });
assert( db.getLastError() != null,
"Expected error, but index on '.' was created successfully." );
coll.ensureIndex({ '': 1 });
assert( db.getLastError() != null,
"Expected error, but index on '' was created successfully." );
coll.ensureIndex({ 'a.b': 1 });
assert( db.getLastError() == null,
"Expected no error, but creating index on 'a.b' failed." );
// '$'-prefixed field checks.
coll.ensureIndex({ '$a': 1 });
assert( db.getLastError() != null,
"Expected error, but index on '$a' was created successfully." );
coll.ensureIndex({ 'a.$b': 1 });
assert( db.getLastError() != null,
"Expected error, but index on 'a.$b' was created successfully." );
coll.ensureIndex({ 'a$ap': 1 });
assert( db.getLastError() == null,
"Expected no error, but creating index on 'a$ap' failed." );
coll.ensureIndex({ '$db': 1 });
assert( db.getLastError() != null,
"Expected error, but index on '$db' was created successfully." );
coll.ensureIndex({ 'a.$id': 1 });
assert( db.getLastError() == null,
"Expected no error, but creating index on 'a.$id' failed." );
coll.dropIndexes();
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