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require "spec_helper"
describe "server handshake" do
let(:engine) { double "engine" }
let(:server) { Faye::Server.new }
let :connection_types do
["long-polling","cross-origin-long-polling","callback-polling","websocket","eventsource","in-process"]
end
before do
Faye::Engine.stub(:get).and_return engine
end
describe :handshake do
let(:message) { { "channel" => "/meta/handshake",
"version" => "1.0",
"supportedConnectionTypes" => ["long-polling"]
} }
describe "with valid parameters" do
it "creates a client" do
engine.should_receive(:create_client)
server.handshake(message) {}
end
it "returns a successful response" do
engine.stub(:create_client).and_yield "clientid"
server.handshake(message) do |response|
response.should == {
"channel" => "/meta/handshake",
"successful" => true,
"version" => "1.0",
"supportedConnectionTypes" => connection_types,
"clientId" => "clientid"
}
end
end
describe "with a message id" do
before { message["id"] = "foo" }
it "returns the same id" do
engine.stub(:create_client).and_yield "clientid"
server.handshake(message) do |response|
response.should == {
"channel" => "/meta/handshake",
"successful" => true,
"version" => "1.0",
"supportedConnectionTypes" => connection_types,
"clientId" => "clientid",
"id" => "foo"
}
end
end
end
end
describe "missing version" do
before { message.delete "version" }
it "does not create a client" do
engine.should_not_receive(:create_client)
server.handshake(message) {}
end
it "returns an unsuccessful response" do
server.handshake(message) do |response|
response.should == {
"channel" => "/meta/handshake",
"successful" => false,
"error" => "402:version:Missing required parameter",
"version" => "1.0",
"supportedConnectionTypes" => connection_types
}
end
end
end
describe "missing supportedConnectionTypes" do
before { message.delete "supportedConnectionTypes" }
it "does not create a client" do
engine.should_not_receive(:create_client)
server.handshake(message) {}
end
it "returns an unsuccessful response" do
server.handshake(message) do |response|
response.should == {
"channel" => "/meta/handshake",
"successful" => false,
"error" => "402:supportedConnectionTypes:Missing required parameter",
"version" => "1.0",
"supportedConnectionTypes" => connection_types
}
end
end
end
describe "with no matching supportedConnectionTypes" do
before { message["supportedConnectionTypes"] = ["iframe", "flash"] }
it "does not create a client" do
engine.should_not_receive(:create_client)
server.handshake(message) {}
end
it "returns an unsuccessful response" do
server.handshake(message) do |response|
response.should == {
"channel" => "/meta/handshake",
"successful" => false,
"error" => "301:iframe,flash:Connection types not supported",
"version" => "1.0",
"supportedConnectionTypes" => connection_types
}
end
end
end
describe "with an error" do
before { message["error"] = "invalid" }
it "does not createa a client" do
engine.should_not_receive(:create_client)
server.handshake(message) {}
end
it "returns an unsuccessful response" do
server.handshake(message) do |response|
response.should == {
"channel" => "/meta/handshake",
"successful" => false,
"error" => "invalid",
"version" => "1.0",
"supportedConnectionTypes" => connection_types
}
end
end
end
end
end
|
