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// Test $text query operator.
var t = db.getSiblingDB("test").getCollection("fts_querylang");
var cursor;
var results;
db.adminCommand({setParameter: 1, newQueryFrameworkEnabled: true});
t.drop();
t.insert({_id: 0, unindexedField: 0, a: "textual content"});
t.insert({_id: 1, unindexedField: 1, a: "additional content"});
t.insert({_id: 2, unindexedField: 2, a: "irrelevant content"});
t.ensureIndex({a: "text"});
// Test text query with no results.
assert.eq(false, t.find({$text: {$search: "words"}}).hasNext());
// Test basic text query.
results = t.find({$text: {$search: "textual content -irrelevant"}}).toArray();
assert.eq(results.length, 2);
assert.neq(results[0]._id, 2);
assert.neq(results[1]._id, 2);
// Test sort with basic text query.
results = t.find({$text: {$search: "textual content -irrelevant"}}).sort({unindexedField: 1}).toArray();
assert.eq(results.length, 2);
assert.eq(results[0]._id, 0);
assert.eq(results[1]._id, 1);
// Test skip with basic text query.
results = t.find({$text: {$search: "textual content -irrelevant"}}).sort({unindexedField: 1}).skip(1).toArray();
assert.eq(results.length, 1);
assert.eq(results[0]._id, 1);
// Test limit with basic text query.
results = t.find({$text: {$search: "textual content -irrelevant"}}).sort({unindexedField: 1}).limit(1).toArray();
assert.eq(results.length, 1);
assert.eq(results[0]._id, 0);
// TODO Test basic text query with sort, once sort is enabled in the new query framework.
// TODO Test basic text query with projection, once projection is enabled in the new query
// framework.
// Test $and of basic text query with indexed expression.
results = t.find({$text: {$search: "content -irrelevant"},
_id: 1}).toArray();
assert.eq(results.length, 1);
assert.eq(results[0]._id, 1);
// Test $and of basic text query with unindexed expression.
results = t.find({$text: {$search: "content -irrelevant"},
unindexedField: 1}).toArray();
assert.eq(results.length, 1);
assert.eq(results[0]._id, 1);
// TODO Test invalid inputs for $text, $search, $language.
// Test $language.
cursor = t.find({$text: {$search: "contents", $language: "none"}});
assert.eq(false, cursor.hasNext());
cursor = t.find({$text: {$search: "contents", $language: "EN"}});
assert.eq(true, cursor.hasNext());
cursor = t.find({$text: {$search: "contents", $language: "spanglish"}});
assert.throws(function() { cursor.next() });
// TODO Test $and of basic text query with geo expression.
// Test update with $text.
t.update({$text: {$search: "textual content -irrelevant"}}, {$set: {b: 1}}, {multi: true});
assert.eq(2, t.find({b: 1}).itcount(),
'incorrect number of documents updated');
// TODO Test remove with $text, once it is enabled with the new query framework.
// TODO Test count with $text, once it is enabled with the new query framework.
// TODO Test findAndModify with $text, once it is enabled with the new query framework.
// TODO Test aggregate with $text, once it is enabled with the new query framework.
// TODO Test that old query framework rejects $text queries.
// TODO Test that $text fails without a text index.
// TODO Test that $text accepts a hint of the text index.
// TODO Test that $text fails if a different index is hinted.
// TODO Test $text with {$natural:1} sort, {$natural:1} hint.
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