require 'test/test_helper' class CursorTest < Test::Unit::TestCase context "Cursor options" do setup do @connection = stub(:class => Connection) @db = stub(:name => "testing", :slave_ok? => false, :connection => @connection) @collection = stub(:db => @db, :name => "items") @cursor = Cursor.new(@collection) end should "set selector" do assert @cursor.selector == {} @cursor = Cursor.new(@collection, :selector => {:name => "Jones"}) assert @cursor.selector == {:name => "Jones"} end should "set fields" do assert_nil @cursor.fields @cursor = Cursor.new(@collection, :fields => [:name, :date]) assert @cursor.fields == {:name => 1, :date => 1} end should "set mix fields 0 and 1" do assert_nil @cursor.fields @cursor = Cursor.new(@collection, :fields => {:name => 1, :date => 0}) assert @cursor.fields == {:name => 1, :date => 0} end should "set limit" do assert_equal 0, @cursor.limit @cursor = Cursor.new(@collection, :limit => 10) assert_equal 10, @cursor.limit end should "set skip" do assert_equal 0, @cursor.skip @cursor = Cursor.new(@collection, :skip => 5) assert_equal 5, @cursor.skip end should "set sort order" do assert_nil @cursor.order @cursor = Cursor.new(@collection, :order => "last_name") assert_equal "last_name", @cursor.order end should "set hint" do assert_nil @cursor.hint @cursor = Cursor.new(@collection, :hint => "name") assert_equal "name", @cursor.hint end should "cache full collection name" do assert_equal "testing.items", @cursor.full_collection_name end end context "Query fields" do setup do @connection = stub(:class => Collection) @db = stub(:slave_ok? => true, :name => "testing", :connection => @connection) @collection = stub(:db => @db, :name => "items") end should "when an array should return a hash with each key" do @cursor = Cursor.new(@collection, :fields => [:name, :age]) result = @cursor.fields assert_equal result.keys.sort{|a,b| a.to_s <=> b.to_s}, [:age, :name].sort{|a,b| a.to_s <=> b.to_s} assert result.values.all? {|v| v == 1} end should "when a string, return a hash with just the key" do @cursor = Cursor.new(@collection, :fields => "name") result = @cursor.fields assert_equal result.keys.sort, ["name"] assert result.values.all? {|v| v == 1} end should "return nil when neither hash nor string nor symbol" do @cursor = Cursor.new(@collection, :fields => 1234567) assert_nil @cursor.fields end end end