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# -*- encoding: binary -*-
require File.expand_path('../../../../spec_helper', __FILE__)
require File.expand_path('../../fixtures/classes', __FILE__)
describe "BasicSocket#recv" do
before :each do
@server = TCPServer.new('127.0.0.1', 0)
@port = @server.addr[1]
end
after :each do
@server.close unless @server.closed?
ScratchPad.clear
end
it "receives a specified number of bytes of a message from another socket" do
t = Thread.new do
client = @server.accept
ScratchPad.record client.recv(10)
client.recv(1) # this recv is important
client.close
end
Thread.pass while t.status and t.status != "sleep"
t.status.should_not be_nil
socket = TCPSocket.new('127.0.0.1', @port)
socket.send('hello', 0)
socket.close
t.join
ScratchPad.recorded.should == 'hello'
end
platform_is_not :solaris do
it "accepts flags to specify unusual receiving behaviour" do
t = Thread.new do
client = @server.accept
# in-band data (TCP), doesn't receive the flag.
ScratchPad.record client.recv(10)
# this recv is important (TODO: explain)
client.recv(10)
client.close
end
Thread.pass while t.status and t.status != "sleep"
t.status.should_not be_nil
socket = TCPSocket.new('127.0.0.1', @port)
socket.send('helloU', Socket::MSG_OOB)
socket.shutdown(1)
t.join
socket.close
ScratchPad.recorded.should == 'hello'
end
end
it "gets lines delimited with a custom separator" do
t = Thread.new do
client = @server.accept
ScratchPad.record client.gets("\377")
# this call is important (TODO: explain)
client.gets(nil)
client.close
end
Thread.pass while t.status and t.status != "sleep"
t.status.should_not be_nil
socket = TCPSocket.new('127.0.0.1', @port)
socket.write("firstline\377secondline\377")
socket.close
t.join
ScratchPad.recorded.should == "firstline\377"
end
ruby_version_is "2.3" do
it "allows an output buffer as third argument" do
socket = TCPSocket.new('127.0.0.1', @port)
socket.write("data")
client = @server.accept
buf = "foo"
begin
client.recv(4, 0, buf)
ensure
client.close
end
buf.should == "data"
socket.close
end
end
end
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