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#!/usr/bin/env rspec
# frozen_string_literal: true
require_relative "spec_helper"
require "dbus"
describe DBus::ASystemBus do
describe "#initialize" do
it "will use DBUS_SYSTEM_BUS_ADDRESS or the well known address" do
expect(ENV)
.to receive(:[])
.with("DBUS_SYSTEM_BUS_ADDRESS")
.and_return(nil)
expect(DBus::MessageQueue)
.to receive(:new)
.with("unix:path=/var/run/dbus/system_bus_socket")
expect_any_instance_of(described_class).to receive(:send_hello)
described_class.new
end
end
end
describe DBus::ASessionBus do
subject(:dbus_session_bus_address) { "unix:abstract=/tmp/dbus-foo,guid=123" }
describe "#session_bus_address" do
around(:each) do |example|
@original_dbus_session_bus_address = ENV["DBUS_SESSION_BUS_ADDRESS"]
example.call
ENV["DBUS_SESSION_BUS_ADDRESS"] = @original_dbus_session_bus_address
end
it "returns DBUS_SESSION_BUS_ADDRESS as it is" do
ENV["DBUS_SESSION_BUS_ADDRESS"] = dbus_session_bus_address
expect(DBus::ASessionBus.session_bus_address).to eq(dbus_session_bus_address)
end
it "uses launchd on macOS when ENV and file fail" do
ENV["DBUS_SESSION_BUS_ADDRESS"] = nil
expect(described_class).to receive(:address_from_file).and_return(nil)
expect(DBus::Platform).to receive(:macos?).and_return(true)
expect(described_class.session_bus_address).to start_with "launchd:"
end
it "raises a readable exception when all addresses fail" do
ENV["DBUS_SESSION_BUS_ADDRESS"] = nil
expect(described_class).to receive(:address_from_file).and_return(nil)
expect(DBus::Platform).to receive(:macos?).and_return(false)
expect { described_class.session_bus_address }.to raise_error(NotImplementedError, /Cannot find session bus/)
end
end
describe "#address_from_file" do
let(:session_bus_file_path) { %r{\.dbus/session-bus/baz-\d} }
before do
# mocks of files for address_from_file method
machine_id_path = File.expand_path("/etc/machine-id", __dir__)
expect(Dir).to receive(:[]).with(any_args) { [machine_id_path] }
expect(File).to receive(:read).with(machine_id_path) { "baz" }
expect(File).to receive(:exist?).with(session_bus_file_path) { true }
end
around(:each) do |example|
with_env("DISPLAY", ":0.0") do
example.call
end
end
context "when DBUS_SESSION_BUS_ADDRESS from file is surrounded by quotation marks" do
it "returns session bus address without single quotation marks" do
expect(File).to receive(:open).with(session_bus_file_path) { <<-TEXT.gsub(/^\s*/, "") }
DBUS_SESSION_BUS_ADDRESS='#{dbus_session_bus_address}'
DBUS_SESSION_BUS_PID=12345
DBUS_SESSION_BUS_WINDOWID=12345678
TEXT
expect(DBus::ASessionBus.address_from_file).to eq(dbus_session_bus_address)
end
it "returns session bus address without double quotation marks" do
expect(File).to receive(:open).with(session_bus_file_path) { <<-TEXT.gsub(/^\s*/, "") }
DBUS_SESSION_BUS_ADDRESS="#{dbus_session_bus_address}"
DBUS_SESSION_BUS_PID=12345
DBUS_SESSION_BUS_WINDOWID=12345678
TEXT
expect(DBus::ASessionBus.address_from_file).to eq(dbus_session_bus_address)
end
end
context "when DBUS_SESSION_BUS_ADDRESS from file is not surrounded by any quotation marks" do
it "returns session bus address as it is" do
expect(File).to receive(:open).with(session_bus_file_path) { <<-TEXT.gsub(/^\s*/, "") }
DBUS_SESSION_BUS_ADDRESS=#{dbus_session_bus_address}
DBUS_SESSION_BUS_PID=12345
DBUS_SESSION_BUS_WINDOWID=12345678
TEXT
expect(DBus::ASessionBus.address_from_file).to eq(dbus_session_bus_address)
end
end
end
end
|
