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#!/usr/bin/env rspec
# frozen_string_literal: true
# Test the binding of dbus concepts to ruby concepts
require_relative "spec_helper"
require "dbus"
describe "BindingTest" do
before(:each) do
@bus = DBus::ASessionBus.new
@svc = @bus.service("org.ruby.service")
@base = @svc.object "/org/ruby/MyInstance"
@base.default_iface = "org.ruby.SampleInterface"
end
# https://trac.luon.net/ruby-dbus/ticket/36#comment:3
it "tests class inheritance" do
derived = @svc.object "/org/ruby/MyDerivedInstance"
# it should inherit from the parent
expect(derived["org.ruby.SampleInterface"]).not_to be_nil
end
# https://trac.luon.net/ruby-dbus/ticket/36
# Interfaces and methods/signals appeared on all classes
it "tests separation of classes" do
test2 = @svc.object "/org/ruby/MyInstance2"
# it should have its own interface
expect(test2["org.ruby.Test2"]).not_to be_nil
# but not an interface of the Test class
expect { test2["org.ruby.SampleInterface"] }.to raise_error(DBus::Error) do |e|
expect(e.message).to match(/no such interface/)
end
# and the parent should not get polluted by the child
expect { @base["org.ruby.Test2"] }.to raise_error(DBus::Error) do |e|
expect(e.message).to match(/no such interface/)
end
end
it "tests translating errors into exceptions" do
# this is a generic call that will reply with the specified error
expect { @base.Error "org.example.Fail", "as you wish" }.to raise_error(DBus::Error) do |e|
expect(e.name).to eq("org.example.Fail")
expect(e.message).to match(/as you wish/)
end
end
it "tests generic dbus error" do
# this is a generic call that will reply with the specified error
expect { @base.will_raise_error_failed }.to raise_error(DBus::Error) do |e|
expect(e.name).to eq("org.freedesktop.DBus.Error.Failed")
expect(e.message).to match(/failed as designed/)
end
end
it "tests dynamic interface definition" do
# interfaces can be defined dynamicaly
derived = DBus::Object.new "/org/ruby/MyDerivedInstance"
# define a new interface
derived.singleton_class.instance_eval do
dbus_interface "org.ruby.DynamicInterface" do
dbus_method :hello2, "in name:s, in name2:s" do |name, name2|
puts "hello(#{name}, #{name2})"
end
end
end
# the object should have the new iface
ifaces = derived.intfs
expect(ifaces).to include "org.ruby.DynamicInterface"
end
end
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