mongo-ruby-driver/test/collection_test.rb

1108 lines
33 KiB
Ruby

require File.expand_path("../test_helper", __FILE__)
require 'rbconfig'
class TestCollection < Test::Unit::TestCase
@@connection ||= standard_connection(:op_timeout => 10)
@@db = @@connection.db(MONGO_TEST_DB)
@@test = @@db.collection("test")
@@version = @@connection.server_version
def setup
@@test.remove
end
def test_capped_method
@@db.create_collection('normal')
assert !@@db['normal'].capped?
@@db.drop_collection('normal')
@@db.create_collection('c', :capped => true, :size => 100_000)
assert @@db['c'].capped?
@@db.drop_collection('c')
end
def test_optional_pk_factory
@coll_default_pk = @@db.collection('stuff')
assert_equal BSON::ObjectId, @coll_default_pk.pk_factory
@coll_default_pk = @@db.create_collection('more-stuff')
assert_equal BSON::ObjectId, @coll_default_pk.pk_factory
# Create a db with a pk_factory.
@db = Connection.new(ENV['MONGO_RUBY_DRIVER_HOST'] || 'localhost',
ENV['MONGO_RUBY_DRIVER_PORT'] || Connection::DEFAULT_PORT).db(MONGO_TEST_DB, :pk => Object.new)
@coll = @db.collection('coll-with-pk')
assert @coll.pk_factory.is_a?(Object)
@coll = @db.create_collection('created_coll_with_pk')
assert @coll.pk_factory.is_a?(Object)
end
class TestPK
def self.create_pk
end
end
def test_pk_factory_on_collection
silently do
@coll = Collection.new('foo', @@db, TestPK)
assert_equal TestPK, @coll.pk_factory
end
@coll2 = Collection.new('foo', @@db, :pk => TestPK)
assert_equal TestPK, @coll2.pk_factory
end
def test_valid_names
assert_raise Mongo::InvalidNSName do
@@db["te$t"]
end
assert_raise Mongo::InvalidNSName do
@@db['$main']
end
assert @@db['$cmd']
assert @@db['oplog.$main']
end
def test_collection
assert_kind_of Collection, @@db["test"]
assert_equal @@db["test"].name(), @@db.collection("test").name()
assert_equal @@db["test"].name(), @@db[:test].name()
assert_kind_of Collection, @@db["test"]["foo"]
assert_equal @@db["test"]["foo"].name(), @@db.collection("test.foo").name()
assert_equal @@db["test"]["foo"].name(), @@db["test.foo"].name()
@@db["test"]["foo"].remove
@@db["test"]["foo"].insert("x" => 5)
assert_equal 5, @@db.collection("test.foo").find_one()["x"]
end
def test_rename_collection
@@db.drop_collection('foo1')
@@db.drop_collection('bar1')
@col = @@db.create_collection('foo1')
assert_equal 'foo1', @col.name
@col.rename('bar1')
assert_equal 'bar1', @col.name
end
def test_nil_id
assert_equal 5, @@test.insert({"_id" => 5, "foo" => "bar"}, {:safe => true})
assert_equal 5, @@test.save({"_id" => 5, "foo" => "baz"}, {:safe => true})
assert_equal nil, @@test.find_one("foo" => "bar")
assert_equal "baz", @@test.find_one(:_id => 5)["foo"]
assert_raise OperationFailure do
@@test.insert({"_id" => 5, "foo" => "bar"}, {:safe => true})
end
assert_equal nil, @@test.insert({"_id" => nil, "foo" => "bar"}, {:safe => true})
assert_equal nil, @@test.save({"_id" => nil, "foo" => "baz"}, {:safe => true})
assert_equal nil, @@test.find_one("foo" => "bar")
assert_equal "baz", @@test.find_one(:_id => nil)["foo"]
assert_raise OperationFailure do
@@test.insert({"_id" => nil, "foo" => "bar"}, {:safe => true})
end
assert_raise OperationFailure do
@@test.insert({:_id => nil, "foo" => "bar"}, {:safe => true})
end
end
if @@version > "1.1"
def setup_for_distinct
@@test.remove
@@test.insert([{:a => 0, :b => {:c => "a"}},
{:a => 1, :b => {:c => "b"}},
{:a => 1, :b => {:c => "c"}},
{:a => 2, :b => {:c => "a"}},
{:a => 3},
{:a => 3}])
end
def test_distinct_queries
setup_for_distinct
assert_equal [0, 1, 2, 3], @@test.distinct(:a).sort
assert_equal ["a", "b", "c"], @@test.distinct("b.c").sort
end
if @@version >= "1.2"
def test_filter_collection_with_query
setup_for_distinct
assert_equal [2, 3], @@test.distinct(:a, {:a => {"$gt" => 1}}).sort
end
def test_filter_nested_objects
setup_for_distinct
assert_equal ["a", "b"], @@test.distinct("b.c", {"b.c" => {"$ne" => "c"}}).sort
end
end
end
def test_safe_insert
@@test.create_index("hello", :unique => true)
a = {"hello" => "world"}
@@test.insert(a)
@@test.insert(a)
assert(@@db.get_last_error['err'].include?("11000"))
assert_raise OperationFailure do
@@test.insert(a, :safe => true)
end
end
def test_bulk_insert
docs = []
docs << {:foo => 1}
docs << {:foo => 2}
docs << {:foo => 3}
response = @@test.insert(docs)
assert_equal 3, response.length
assert response.all? {|id| id.is_a?(BSON::ObjectId)}
assert_equal 3, @@test.count
end
def test_bulk_insert_with_continue_on_error
if @@version >= "2.0"
@@test.create_index([["foo", 1]], :unique => true)
docs = []
docs << {:foo => 1}
docs << {:foo => 1}
docs << {:foo => 2}
docs << {:foo => 3}
assert_raise OperationFailure do
@@test.insert(docs, :safe => true)
end
assert_equal 1, @@test.count
@@test.remove
docs = []
docs << {:foo => 1}
docs << {:foo => 1}
docs << {:foo => 2}
docs << {:foo => 3}
assert_raise OperationFailure do
@@test.insert(docs, :safe => true, :continue_on_error => true)
end
assert_equal 3, @@test.count
@@test.remove
@@test.drop_index("foo_1")
end
end
def test_bson_valid_with_collect_on_error
docs = []
docs << {:foo => 1}
docs << {:bar => 1}
doc_ids, error_docs = @@test.insert(docs, :collect_on_error => true)
assert_equal 2, @@test.count
assert_equal 2, doc_ids.count
assert_equal error_docs, []
end
def test_bson_invalid_key_serialize_error_with_collect_on_error
docs = []
docs << {:foo => 1}
docs << {:bar => 1}
invalid_docs = []
invalid_docs << {'$invalid-key' => 1}
invalid_docs << {'invalid.key' => 1}
docs += invalid_docs
assert_raise BSON::InvalidKeyName do
@@test.insert(docs, :collect_on_error => false)
end
assert_equal 0, @@test.count
doc_ids, error_docs = @@test.insert(docs, :collect_on_error => true)
assert_equal 2, @@test.count
assert_equal 2, doc_ids.count
assert_equal error_docs, invalid_docs
end
def test_bson_invalid_encoding_serialize_error_with_collect_on_error
# Broken for current JRuby
if RUBY_PLATFORM == 'java' then return end
docs = []
docs << {:foo => 1}
docs << {:bar => 1}
invalid_docs = []
invalid_docs << {"\223\372\226}" => 1} # non utf8 encoding
docs += invalid_docs
assert_raise BSON::InvalidStringEncoding do
@@test.insert(docs, :collect_on_error => false)
end
assert_equal 0, @@test.count
doc_ids, error_docs = @@test.insert(docs, :collect_on_error => true)
assert_equal 2, @@test.count
assert_equal 2, doc_ids.count
assert_equal error_docs, invalid_docs
end
def test_maximum_insert_size
docs = []
16.times do
docs << {'foo' => 'a' * 1_000_000}
end
assert_raise InvalidOperation do
@@test.insert(docs)
end
end
if @@version >= "1.5.1"
def test_safe_mode_with_advanced_safe_with_invalid_options
assert_raise_error ArgumentError, "Unknown key(s): wtime" do
@@test.insert({:foo => 1}, :safe => {:w => 2, :wtime => 1, :fsync => true})
end
assert_raise_error ArgumentError, "Unknown key(s): wtime" do
@@test.update({:foo => 1}, {:foo => 2}, :safe => {:w => 2, :wtime => 1, :fsync => true})
end
assert_raise_error ArgumentError, "Unknown key(s): wtime" do
@@test.remove({:foo => 2}, :safe => {:w => 2, :wtime => 1, :fsync => true})
end
end
end
if @@version >= "2.0.0"
def test_safe_mode_with_journal_commit_option
@@test.insert({:foo => 1}, :safe => {:j => true})
@@test.update({:foo => 1}, {:foo => 2}, :safe => {:j => true})
@@test.remove({:foo => 2}, :safe => {:j => true})
end
end
def test_update
id1 = @@test.save("x" => 5)
@@test.update({}, {"$inc" => {"x" => 1}})
assert_equal 1, @@test.count()
assert_equal 6, @@test.find_one(:_id => id1)["x"]
id2 = @@test.save("x" => 1)
@@test.update({"x" => 6}, {"$inc" => {"x" => 1}})
assert_equal 7, @@test.find_one(:_id => id1)["x"]
assert_equal 1, @@test.find_one(:_id => id2)["x"]
end
if @@version >= "1.1.3"
def test_multi_update
@@test.save("num" => 10)
@@test.save("num" => 10)
@@test.save("num" => 10)
assert_equal 3, @@test.count
@@test.update({"num" => 10}, {"$set" => {"num" => 100}}, :multi => true)
@@test.find.each do |doc|
assert_equal 100, doc["num"]
end
end
end
def test_upsert
@@test.update({"page" => "/"}, {"$inc" => {"count" => 1}}, :upsert => true)
@@test.update({"page" => "/"}, {"$inc" => {"count" => 1}}, :upsert => true)
assert_equal 1, @@test.count()
assert_equal 2, @@test.find_one()["count"]
end
if @@version < "1.1.3"
def test_safe_update
@@test.create_index("x")
@@test.insert("x" => 5)
@@test.update({}, {"$inc" => {"x" => 1}})
assert @@db.error?
# Can't change an index.
assert_raise OperationFailure do
@@test.update({}, {"$inc" => {"x" => 1}}, :safe => true)
end
@@test.drop
end
else
def test_safe_update
@@test.create_index("x", :unique => true)
@@test.insert("x" => 5)
@@test.insert("x" => 10)
# Can update an indexed collection.
@@test.update({}, {"$inc" => {"x" => 1}})
assert !@@db.error?
# Can't duplicate an index.
assert_raise OperationFailure do
@@test.update({}, {"x" => 10}, :safe => true)
end
@@test.drop
end
end
def test_safe_save
@@test.create_index("hello", :unique => true)
@@test.save("hello" => "world")
@@test.save("hello" => "world")
assert_raise OperationFailure do
@@test.save({"hello" => "world"}, :safe => true)
end
@@test.drop
end
def test_mocked_safe_remove
@conn = standard_connection
@db = @conn[MONGO_TEST_DB]
@test = @db['test-safe-remove']
@test.save({:a => 20})
@conn.stubs(:receive).returns([[{'ok' => 0, 'err' => 'failed'}], 1, 0])
assert_raise OperationFailure do
@test.remove({}, :safe => true)
end
@test.drop
end
def test_safe_remove
@conn = standard_connection
@db = @conn[MONGO_TEST_DB]
@test = @db['test-safe-remove']
@test.remove
@test.save({:a => 50})
assert_equal 1, @test.remove({}, :safe => true)["n"]
@test.drop
end
def test_remove_return_value
assert_equal true, @@test.remove({})
end
def test_count
@@test.drop
assert_equal 0, @@test.count
@@test.save(:x => 1)
@@test.save(:x => 2)
assert_equal 2, @@test.count
assert_equal 1, @@test.count(:query => {:x => 1})
assert_equal 1, @@test.count(:limit => 1)
assert_equal 0, @@test.count(:skip => 2)
end
# Note: #size is just an alias for #count.
def test_size
@@test.drop
assert_equal 0, @@test.count
assert_equal @@test.size, @@test.count
@@test.save("x" => 1)
@@test.save("x" => 2)
assert_equal @@test.size, @@test.count
end
def test_no_timeout_option
@@test.drop
assert_raise ArgumentError, "Timeout can be set to false only when #find is invoked with a block." do
@@test.find({}, :timeout => false)
end
@@test.find({}, :timeout => false) do |cursor|
assert_equal 0, cursor.count
end
@@test.save("x" => 1)
@@test.save("x" => 2)
@@test.find({}, :timeout => false) do |cursor|
assert_equal 2, cursor.count
end
end
def test_defualt_timeout
cursor = @@test.find
assert_equal true, cursor.timeout
end
def test_fields_as_hash
@@test.save(:a => 1, :b => 1, :c => 1)
doc = @@test.find_one({:a => 1}, :fields => {:b => 0})
assert_nil doc['b']
assert doc['a']
assert doc['c']
doc = @@test.find_one({:a => 1}, :fields => {:a => 1, :b => 1})
assert_nil doc['c']
assert doc['a']
assert doc['b']
assert_raise Mongo::OperationFailure do
@@test.find_one({:a => 1}, :fields => {:a => 1, :b => 0})
end
end
if @@version >= "1.5.1"
def test_fields_with_slice
@@test.save({:foo => [1, 2, 3, 4, 5, 6], :test => 'slice'})
doc = @@test.find_one({:test => 'slice'}, :fields => {'foo' => {'$slice' => [0, 3]}})
assert_equal [1, 2, 3], doc['foo']
@@test.remove
end
end
def test_find_one
id = @@test.save("hello" => "world", "foo" => "bar")
assert_equal "world", @@test.find_one()["hello"]
assert_equal @@test.find_one(id), @@test.find_one()
assert_equal @@test.find_one(nil), @@test.find_one()
assert_equal @@test.find_one({}), @@test.find_one()
assert_equal @@test.find_one("hello" => "world"), @@test.find_one()
assert_equal @@test.find_one(BSON::OrderedHash["hello", "world"]), @@test.find_one()
assert @@test.find_one(nil, :fields => ["hello"]).include?("hello")
assert !@@test.find_one(nil, :fields => ["foo"]).include?("hello")
assert_equal ["_id"], @@test.find_one(nil, :fields => []).keys()
assert_equal nil, @@test.find_one("hello" => "foo")
assert_equal nil, @@test.find_one(BSON::OrderedHash["hello", "foo"])
assert_equal nil, @@test.find_one(ObjectId.new)
assert_raise TypeError do
@@test.find_one(6)
end
end
def test_insert_adds_id
doc = {"hello" => "world"}
@@test.insert(doc)
assert(doc.include?(:_id))
docs = [{"hello" => "world"}, {"hello" => "world"}]
@@test.insert(docs)
docs.each do |d|
assert(d.include?(:_id))
end
end
def test_save_adds_id
doc = {"hello" => "world"}
@@test.save(doc)
assert(doc.include?(:_id))
end
def test_optional_find_block
10.times do |i|
@@test.save("i" => i)
end
x = nil
@@test.find("i" => 2) { |cursor|
x = cursor.count()
}
assert_equal 1, x
i = 0
@@test.find({}, :skip => 5) do |cursor|
cursor.each do |doc|
i = i + 1
end
end
assert_equal 5, i
c = nil
@@test.find() do |cursor|
c = cursor
end
assert c.closed?
end
if @@version > "1.1.1"
def test_map_reduce
@@test << { "user_id" => 1 }
@@test << { "user_id" => 2 }
m = "function() { emit(this.user_id, 1); }"
r = "function(k,vals) { return 1; }"
res = @@test.map_reduce(m, r, :out => 'foo');
assert res.find_one({"_id" => 1})
assert res.find_one({"_id" => 2})
end
def test_map_reduce_with_code_objects
@@test << { "user_id" => 1 }
@@test << { "user_id" => 2 }
m = Code.new("function() { emit(this.user_id, 1); }")
r = Code.new("function(k,vals) { return 1; }")
res = @@test.map_reduce(m, r, :out => 'foo');
assert res.find_one({"_id" => 1})
assert res.find_one({"_id" => 2})
end
def test_map_reduce_with_options
@@test.remove
@@test << { "user_id" => 1 }
@@test << { "user_id" => 2 }
@@test << { "user_id" => 3 }
m = Code.new("function() { emit(this.user_id, 1); }")
r = Code.new("function(k,vals) { return 1; }")
res = @@test.map_reduce(m, r, :query => {"user_id" => {"$gt" => 1}}, :out => 'foo');
assert_equal 2, res.count
assert res.find_one({"_id" => 2})
assert res.find_one({"_id" => 3})
end
def test_map_reduce_with_raw_response
m = Code.new("function() { emit(this.user_id, 1); }")
r = Code.new("function(k,vals) { return 1; }")
res = @@test.map_reduce(m, r, :raw => true, :out => 'foo')
assert res["result"]
assert res["counts"]
assert res["timeMillis"]
end
def test_map_reduce_with_output_collection
output_collection = "test-map-coll"
m = Code.new("function() { emit(this.user_id, 1); }")
r = Code.new("function(k,vals) { return 1; }")
res = @@test.map_reduce(m, r, :raw => true, :out => output_collection)
assert_equal output_collection, res["result"]
assert res["counts"]
assert res["timeMillis"]
end
if @@version >= "1.8.0"
def test_map_reduce_with_collection_merge
@@test << {:user_id => 1}
@@test << {:user_id => 2}
output_collection = "test-map-coll"
m = Code.new("function() { emit(this.user_id, {count: 1}); }")
r = Code.new("function(k,vals) { var sum = 0;" +
" vals.forEach(function(v) { sum += v.count;} ); return {count: sum}; }")
res = @@test.map_reduce(m, r, :out => output_collection)
@@test.remove
@@test << {:user_id => 3}
res = @@test.map_reduce(m, r, :out => {:merge => output_collection})
assert res.find.to_a.any? {|doc| doc["_id"] == 3 && doc["value"]["count"] == 1}
@@test.remove
@@test << {:user_id => 3}
res = @@test.map_reduce(m, r, :out => {:reduce => output_collection})
assert res.find.to_a.any? {|doc| doc["_id"] == 3 && doc["value"]["count"] == 2}
assert_raise ArgumentError do
@@test.map_reduce(m, r, :out => {:inline => 1})
end
@@test.map_reduce(m, r, :raw => true, :out => {:inline => 1})
assert res["results"]
end
def test_map_reduce_with_collection_output_to_other_db
@@test << {:user_id => 1}
@@test << {:user_id => 2}
m = Code.new("function() { emit(this.user_id, 1); }")
r = Code.new("function(k,vals) { return 1; }")
oh = BSON::OrderedHash.new
oh[:replace] = 'foo'
oh[:db] = 'somedb'
res = @@test.map_reduce(m, r, :out => (oh))
assert res["result"]
assert res["counts"]
assert res["timeMillis"]
assert res.find.to_a.any? {|doc| doc["_id"] == 2 && doc["value"] == 1}
end
end
end
if @@version > "1.3.0"
def test_find_and_modify
@@test << { :a => 1, :processed => false }
@@test << { :a => 2, :processed => false }
@@test << { :a => 3, :processed => false }
@@test.find_and_modify(:query => {}, :sort => [['a', -1]], :update => {"$set" => {:processed => true}})
assert @@test.find_one({:a => 3})['processed']
end
def test_find_and_modify_with_invalid_options
@@test << { :a => 1, :processed => false }
@@test << { :a => 2, :processed => false }
@@test << { :a => 3, :processed => false }
assert_raise Mongo::OperationFailure do
@@test.find_and_modify(:blimey => {})
end
end
end
if @@version >= "1.3.5"
def test_coll_stats
@@test << {:n => 1}
@@test.create_index("n")
assert_equal "#{MONGO_TEST_DB}.test", @@test.stats['ns']
end
end
def test_saving_dates_pre_epoch
if RbConfig::CONFIG['host_os'] =~ /mswin|mingw|cygwin/ then return true end
begin
@@test.save({'date' => Time.utc(1600)})
assert_in_delta Time.utc(1600), @@test.find_one()["date"], 2
rescue ArgumentError
# See note in test_date_before_epoch (BSONTest)
end
end
def test_save_symbol_find_string
@@test.save(:foo => :mike)
assert_equal :mike, @@test.find_one(:foo => :mike)["foo"]
assert_equal :mike, @@test.find_one("foo" => :mike)["foo"]
# TODO enable these tests conditionally based on server version (if >1.0)
# assert_equal :mike, @@test.find_one(:foo => "mike")["foo"]
# assert_equal :mike, @@test.find_one("foo" => "mike")["foo"]
end
def test_limit_and_skip
10.times do |i|
@@test.save(:foo => i)
end
assert_equal 5, @@test.find({}, :skip => 5).next_document()["foo"]
assert_equal nil, @@test.find({}, :skip => 10).next_document()
assert_equal 5, @@test.find({}, :limit => 5).to_a.length
assert_equal 3, @@test.find({}, :skip => 3, :limit => 5).next_document()["foo"]
assert_equal 5, @@test.find({}, :skip => 3, :limit => 5).to_a.length
end
def test_large_limit
2000.times do |i|
@@test.insert("x" => i, "y" => "mongomongo" * 1000)
end
assert_equal 2000, @@test.count
i = 0
y = 0
@@test.find({}, :limit => 1900).each do |doc|
i += 1
y += doc["x"]
end
assert_equal 1900, i
assert_equal 1804050, y
end
def test_small_limit
@@test.insert("x" => "hello world")
@@test.insert("x" => "goodbye world")
assert_equal 2, @@test.count
x = 0
@@test.find({}, :limit => 1).each do |doc|
x += 1
assert_equal "hello world", doc["x"]
end
assert_equal 1, x
end
def test_find_with_transformer
klass = Struct.new(:id, :a)
transformer = Proc.new { |doc| klass.new(doc['_id'], doc['a']) }
cursor = @@test.find({}, :transformer => transformer)
assert_equal(transformer, cursor.transformer)
end
def test_find_one_with_transformer
klass = Struct.new(:id, :a)
transformer = Proc.new { |doc| klass.new(doc['_id'], doc['a']) }
id = @@test.insert('a' => 1)
doc = @@test.find_one(id, :transformer => transformer)
assert_instance_of(klass, doc)
end
def test_ensure_index
@@test.drop_indexes
@@test.insert("x" => "hello world")
assert_equal 1, @@test.index_information.keys.count #default index
@@test.ensure_index([["x", Mongo::DESCENDING]], {})
assert_equal 2, @@test.index_information.keys.count
assert @@test.index_information.keys.include?("x_-1")
@@test.ensure_index([["x", Mongo::ASCENDING]])
assert @@test.index_information.keys.include?("x_1")
@@test.ensure_index([["type", 1], ["date", -1]])
assert @@test.index_information.keys.include?("type_1_date_-1")
@@test.drop_index("x_1")
assert_equal 3, @@test.index_information.keys.count
@@test.drop_index("x_-1")
assert_equal 2, @@test.index_information.keys.count
@@test.ensure_index([["x", Mongo::DESCENDING]], {})
assert_equal 3, @@test.index_information.keys.count
assert @@test.index_information.keys.include?("x_-1")
# Make sure that drop_index expires cache properly
@@test.ensure_index([['a', 1]])
assert @@test.index_information.keys.include?("a_1")
@@test.drop_index("a_1")
assert !@@test.index_information.keys.include?("a_1")
@@test.ensure_index([['a', 1]])
assert @@test.index_information.keys.include?("a_1")
@@test.drop_index("a_1")
end
def test_ensure_index_timeout
@@db.cache_time = 2
coll = @@db['ensure_test']
coll.expects(:generate_indexes).twice
coll.ensure_index([['a', 1]])
# These will be cached
coll.ensure_index([['a', 1]])
coll.ensure_index([['a', 1]])
coll.ensure_index([['a', 1]])
coll.ensure_index([['a', 1]])
sleep(3)
# This won't be, so generate_indexes will be called twice
coll.ensure_index([['a', 1]])
end
if @@version > '2.0.0'
def test_show_disk_loc
@@test.save({:a => 1})
@@test.save({:a => 2})
assert @@test.find({:a => 1}, :show_disk_loc => true).show_disk_loc
assert @@test.find({:a => 1}, :show_disk_loc => true).next['$diskLoc']
@@test.remove
end
def test_max_scan
1000.times do |n|
@@test.save({:a => n})
end
assert @@test.find({:a => 999}).next
assert !@@test.find({:a => 999}, :max_scan => 500).next
@@test.remove
end
end
context "Grouping" do
setup do
@@test.remove
@@test.save("a" => 1)
@@test.save("b" => 1)
@initial = {"count" => 0}
@reduce_function = "function (obj, prev) { prev.count += inc_value; }"
end
should "fail if missing required options" do
assert_raise MongoArgumentError do
@@test.group(:initial => {})
end
assert_raise MongoArgumentError do
@@test.group(:reduce => "foo")
end
end
should "group results using eval form" do
assert_equal 1, @@test.group(:initial => @initial, :reduce => Code.new(@reduce_function, {"inc_value" => 0.5}))[0]["count"]
assert_equal 2, @@test.group(:initial => @initial, :reduce => Code.new(@reduce_function, {"inc_value" => 1}))[0]["count"]
assert_equal 4, @@test.group(:initial => @initial, :reduce => Code.new(@reduce_function, {"inc_value" => 2}))[0]["count"]
end
should "finalize grouped results" do
@finalize = "function(doc) {doc.f = doc.count + 200; }"
assert_equal 202, @@test.group(:initial => @initial, :reduce => Code.new(@reduce_function, {"inc_value" => 1}), :finalize => @finalize)[0]["f"]
end
end
context "Grouping with key" do
setup do
@@test.remove
@@test.save("a" => 1, "pop" => 100)
@@test.save("a" => 1, "pop" => 100)
@@test.save("a" => 2, "pop" => 100)
@@test.save("a" => 2, "pop" => 100)
@initial = {"count" => 0, "foo" => 1}
@reduce_function = "function (obj, prev) { prev.count += obj.pop; }"
end
should "group" do
result = @@test.group(:key => :a, :initial => @initial, :reduce => @reduce_function)
assert result.all? { |r| r['count'] == 200 }
end
end
context "Grouping with a key function" do
setup do
@@test.remove
@@test.save("a" => 1)
@@test.save("a" => 2)
@@test.save("a" => 3)
@@test.save("a" => 4)
@@test.save("a" => 5)
@initial = {"count" => 0}
@keyf = "function (doc) { if(doc.a % 2 == 0) { return {even: true}; } else {return {odd: true}} };"
@reduce = "function (obj, prev) { prev.count += 1; }"
end
should "group results" do
results = @@test.group(:keyf => @keyf, :initial => @initial, :reduce => @reduce).sort {|a, b| a['count'] <=> b['count']}
assert results[0]['even'] && results[0]['count'] == 2.0
assert results[1]['odd'] && results[1]['count'] == 3.0
end
should "group filtered results" do
results = @@test.group(:keyf => @keyf, :cond => {:a => {'$ne' => 2}},
:initial => @initial, :reduce => @reduce).sort {|a, b| a['count'] <=> b['count']}
assert results[0]['even'] && results[0]['count'] == 1.0
assert results[1]['odd'] && results[1]['count'] == 3.0
end
end
context "A collection with two records" do
setup do
@collection = @@db.collection('test-collection')
@collection.remove
@collection.insert({:name => "Jones"})
@collection.insert({:name => "Smith"})
end
should "have two records" do
assert_equal 2, @collection.size
end
should "remove the two records" do
@collection.remove()
assert_equal 0, @collection.size
end
should "remove all records if an empty document is specified" do
@collection.remove({})
assert_equal 0, @collection.find.count
end
should "remove only matching records" do
@collection.remove({:name => "Jones"})
assert_equal 1, @collection.size
end
end
context "Drop index " do
setup do
@@db.drop_collection('test-collection')
@collection = @@db.collection('test-collection')
end
should "drop an index" do
@collection.create_index([['a', Mongo::ASCENDING]])
assert @collection.index_information['a_1']
@collection.drop_index([['a', Mongo::ASCENDING]])
assert_nil @collection.index_information['a_1']
end
should "drop an index which was given a specific name" do
@collection.create_index([['a', Mongo::DESCENDING]], {:name => 'i_will_not_fear'})
assert @collection.index_information['i_will_not_fear']
@collection.drop_index([['a', Mongo::DESCENDING]])
assert_nil @collection.index_information['i_will_not_fear']
end
should "drops an composite index" do
@collection.create_index([['a', Mongo::DESCENDING], ['b', Mongo::ASCENDING]])
assert @collection.index_information['a_-1_b_1']
@collection.drop_index([['a', Mongo::DESCENDING], ['b', Mongo::ASCENDING]])
assert_nil @collection.index_information['a_-1_b_1']
end
should "drops an index with symbols" do
@collection.create_index([['a', Mongo::DESCENDING], [:b, Mongo::ASCENDING]])
assert @collection.index_information['a_-1_b_1']
@collection.drop_index([['a', Mongo::DESCENDING], [:b, Mongo::ASCENDING]])
assert_nil @collection.index_information['a_-1_b_1']
end
end
context "Creating indexes " do
setup do
@@db.drop_collection('geo')
@@db.drop_collection('test-collection')
@collection = @@db.collection('test-collection')
@geo = @@db.collection('geo')
end
should "create index using symbols" do
@collection.create_index :foo, :name => :bar
@geo.create_index :goo, :name => :baz
assert @collection.index_information['bar']
@collection.drop_index :bar
assert_nil @collection.index_information['bar']
assert @geo.index_information['baz']
@geo.drop_index(:baz)
assert_nil @geo.index_information['baz']
end
should "create a geospatial index" do
@geo.save({'loc' => [-100, 100]})
@geo.create_index([['loc', Mongo::GEO2D]])
assert @geo.index_information['loc_2d']
end
should "create a unique index" do
@collection.create_index([['a', Mongo::ASCENDING]], :unique => true)
assert @collection.index_information['a_1']['unique'] == true
end
should "drop duplicates" do
@collection.insert({:a => 1})
@collection.insert({:a => 1})
assert_equal 2, @collection.find({:a => 1}).count
@collection.create_index([['a', Mongo::ASCENDING]], :unique => true, :dropDups => true)
assert_equal 1, @collection.find({:a => 1}).count
end
should "drop duplicates with ruby-like drop_dups key" do
@collection.insert({:a => 1})
@collection.insert({:a => 1})
assert_equal 2, @collection.find({:a => 1}).count
@collection.create_index([['a', Mongo::ASCENDING]], :unique => true, :drop_dups => true)
assert_equal 1, @collection.find({:a => 1}).count
end
should "drop duplicates with ensure_index and drop_dups key" do
@collection.insert({:a => 1})
@collection.insert({:a => 1})
assert_equal 2, @collection.find({:a => 1}).count
@collection.ensure_index([['a', Mongo::ASCENDING]], :unique => true, :drop_dups => true)
assert_equal 1, @collection.find({:a => 1}).count
end
should "create an index in the background" do
if @@version > '1.3.1'
@collection.create_index([['b', Mongo::ASCENDING]], :background => true)
assert @collection.index_information['b_1']['background'] == true
else
assert true
end
end
should "require an array of arrays" do
assert_raise MongoArgumentError do
@collection.create_index(['c', Mongo::ASCENDING])
end
end
should "enforce proper index types" do
assert_raise MongoArgumentError do
@collection.create_index([['c', 'blah']])
end
end
should "raise an error if index name is greater than 128" do
assert_raise Mongo::OperationFailure do
@collection.create_index([['a' * 25, 1], ['b' * 25, 1],
['c' * 25, 1], ['d' * 25, 1], ['e' * 25, 1]])
end
end
should "allow for an alternate name to be specified" do
@collection.create_index([['a' * 25, 1], ['b' * 25, 1],
['c' * 25, 1], ['d' * 25, 1], ['e' * 25, 1]], :name => 'foo_index')
assert @collection.index_information['foo_index']
end
should "generate indexes in the proper order" do
@collection.expects(:insert_documents) do |sel, coll, safe|
assert_equal 'b_1_a_1', sel[:name]
end
@collection.create_index([['b', 1], ['a', 1]])
end
should "allow multiple calls to create_index" do
end
should "allow creation of multiple indexes" do
assert @collection.create_index([['a', 1]])
assert @collection.create_index([['a', 1]])
end
context "with an index created" do
setup do
@collection.create_index([['b', 1], ['a', 1]])
end
should "return properly ordered index information" do
assert @collection.index_information['b_1_a_1']
end
end
end
context "Capped collections" do
setup do
@@db.drop_collection('log')
@capped = @@db.create_collection('log', :capped => true, :size => 1024)
10.times { |n| @capped.insert({:n => n}) }
end
should "find using a standard cursor" do
cursor = @capped.find
10.times do
assert cursor.next_document
end
assert_nil cursor.next_document
@capped.insert({:n => 100})
assert_nil cursor.next_document
end
should "fail tailable cursor on a non-capped collection" do
col = @@db['regular-collection']
col.insert({:a => 1000})
tail = Cursor.new(col, :tailable => true, :order => [['$natural', 1]])
assert_raise OperationFailure do
tail.next_document
end
end
should "find using a tailable cursor" do
tail = Cursor.new(@capped, :tailable => true, :order => [['$natural', 1]])
10.times do
assert tail.next_document
end
assert_nil tail.next_document
@capped.insert({:n => 100})
assert tail.next_document
end
end
end