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require File.expand_path(File.dirname(__FILE__) + "/test_helper.rb")
EM.describe EM::Protocols::Redis do
default_timeout 1
before do
@c = TestConnection.new
end
# Converting array of arguments to Redis protocol
should "send commands correctly" do
@c.call_command(["SET", "foo", "abc"])
@c.sent_data.should == "*3\r\n$3\r\nset\r\n$3\r\nfoo\r\n$3\r\nabc\r\n"
done
end
should "send integers in commands correctly" do
@c.call_command(["SET", "foo", 1_000_000])
@c.sent_data.should == "*3\r\n$3\r\nset\r\n$3\r\nfoo\r\n$7\r\n1000000\r\n"
done
end
# Specific calls
#
# SORT
should "send sort command" do
@c.sort "foo"
@c.sent_data.should == "*2\r\n$4\r\nsort\r\n$3\r\nfoo\r\n"
done
end
should "send sort command with all optional parameters" do
@c.sort "foo", :by => "foo_sort_*", :limit => [0, 10], :get => "data_*", :order => "DESC ALPHA"
@c.sent_data.should == "*11\r\n$4\r\nsort\r\n$3\r\nfoo\r\n$2\r\nBY\r\n$10\r\nfoo_sort_*\r\n$3\r\nGET\r\n$6\r\ndata_*\r\n$4\r\nDESC\r\n$5\r\nALPHA\r\n$5\r\nLIMIT\r\n$1\r\n0\r\n$2\r\n10\r\n"
done
end
should "parse keys response into an array" do
@c.keys("*") do |resp|
resp.should == ["a","b","c"]
done
end
@c.receive_data "$5\r\na b c\r\n"
end
# Inline response
should "parse an inline response" do
@c.call_command(["PING"]) do |resp|
resp.should == "OK"
done
end
@c.receive_data "+OK\r\n"
end
should "parse an inline integer response" do
@c.call_command(["integer"]) do |resp|
resp.should == 0
done
end
@c.receive_data ":0\r\n"
end
should "call processor if any" do
@c.call_command(["EXISTS"]) do |resp|
resp.should == false
done
end
@c.receive_data ":0\r\n"
end
should "parse an inline error response" do
lambda do
@c.call_command(["blarg"])
@c.receive_data "-FAIL\r\n"
end.should.raise(EM::P::Redis::RedisError)
done
end
should "trigger a given error callback (specified with on_error) for inline error response instead of raising an error" do
lambda do
@c.call_command(["blarg"])
@c.on_error {|code| code.should == "FAIL"; done }
@c.receive_data "-FAIL\r\n"
end.should.not.raise(EM::P::Redis::RedisError)
end
should "trigger a given error callback for inline error response instead of raising an error" do
lambda do
@c.call_command(["blarg"])
@c.errback { |code| code.should == "FAIL"; done }
@c.receive_data "-FAIL\r\n"
end.should.not.raise(EM::P::Redis::RedisError)
end
# Bulk response
should "parse a bulk response" do
@c.call_command(["GET", "foo"]) do |resp|
resp.should == "bar"
done
end
@c.receive_data "$3\r\n"
@c.receive_data "bar\r\n"
end
should "distinguish nil in a bulk response" do
@c.call_command(["GET", "bar"]) do |resp|
resp.should == nil
done
end
@c.receive_data "$-1\r\n"
end
# Multi-bulk response
should "parse a multi-bulk response" do
@c.call_command(["RANGE", 0, 10]) do |resp|
resp.should == ["a", "b", "foo"]
done
end
@c.receive_data "*3\r\n"
@c.receive_data "$1\r\na\r\n"
@c.receive_data "$1\r\nb\r\n"
@c.receive_data "$3\r\nfoo\r\n"
end
should "distinguish nil in a multi-bulk response" do
@c.call_command(["RANGE", 0, 10]) do |resp|
resp.should == ["a", nil, "foo"]
done
end
@c.receive_data "*3\r\n"
@c.receive_data "$1\r\na\r\n"
@c.receive_data "$-1\r\n"
@c.receive_data "$3\r\nfoo\r\n"
end
end
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