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#!/usr/bin/env rspec
# frozen_string_literal: true
require_relative "spec_helper"
require "dbus"
describe DBus do
describe ".type" do
good = [
"i",
"ai",
"a(ii)",
"aai"
]
context "valid single types" do
good.each do |s|
it "#{s.inspect} is parsed" do
expect(DBus.type(s).to_s).to eq(s)
end
end
end
bad = [
["\x00", "Unknown type code"],
["!", "Unknown type code"],
# ARRAY related
["a", "Empty ARRAY"],
["aa", "Empty ARRAY"],
# STRUCT related
["r", "Abstract STRUCT"],
["()", "Empty STRUCT"],
["(ii", "STRUCT not closed"],
["a{i)", "STRUCT unexpectedly closed"],
# TODO: deep nesting arrays, structs, combined
# DICT_ENTRY related
["e", "Abstract DICT_ENTRY"],
["a{}", "DICT_ENTRY must have 2 subtypes, found 0"],
["a{s}", "DICT_ENTRY must have 2 subtypes, found 1"],
["a{sss}", "DICT_ENTRY must have 2 subtypes, found 3"],
["a{vs}", "DICT_ENTRY key must be basic (non-container)"],
["{sv}", "DICT_ENTRY not an immediate child of an ARRAY"],
["a({sv})", "DICT_ENTRY not an immediate child of an ARRAY"],
["a{s", "DICT_ENTRY not closed"],
["a{sv", "DICT_ENTRY not closed"],
["}", "DICT_ENTRY unexpectedly closed"],
# Too long
["(#{"y" * 254})", "longer than 255"],
# not Single Complete Types
["", "expecting a Single Complete Type"],
["ii", "more than a Single Complete Type"]
]
context "invalid single types" do
bad.each.each do |s, msg|
it "#{s.inspect} raises an exception mentioning: #{msg}" do
rx = Regexp.new(Regexp.quote(msg))
expect { DBus.type(s) }.to raise_error(DBus::Type::SignatureException, rx)
end
end
end
end
describe ".types" do
good = [
"",
"ii"
]
context "valid signatures" do
good.each do |s|
it "#{s.inspect} is parsed" do
expect(DBus.types(s).map(&:to_s).join).to eq(s)
end
end
end
end
describe DBus::Type do
let(:as1) { DBus.type("as") }
let(:as2) { DBus.type("as") }
let(:aas) { DBus.type("aas") }
describe "#==" do
it "is true for same types" do
expect(as1).to eq(as2)
end
it "is true for a type and its string representation" do
expect(as1).to eq("as")
end
it "is false for different types" do
expect(as1).to_not eq(aas)
end
it "is false for a type and a different string" do
expect(as1).to_not eq("aas")
end
end
describe "#eql?" do
it "is true for same types" do
expect(as1).to eql(as2)
end
it "is false for a type and its string representation" do
expect(as1).to_not eql("as")
end
it "is false for different types" do
expect(as1).to_not eql(aas)
end
it "is false for a type and a different string" do
expect(as1).to_not eql("aas")
end
end
describe "#<<" do
it "raises if the argument is not a Type" do
t = DBus::Type.new(DBus::Type::ARRAY)
expect { t << "s" }.to raise_error(ArgumentError)
end
# TODO: the following raise checks do not occur in practice, as there are
# parallel checks in the parses. The code could be simplified?
it "raises if adding too much to an array" do
t = DBus::Type.new(DBus::Type::ARRAY)
b = DBus::Type.new(DBus::Type::BOOLEAN)
t << b
expect { t << b }.to raise_error(DBus::Type::SignatureException)
end
it "raises if adding too much to a dict_entry" do
t = DBus::Type.new(DBus::Type::DICT_ENTRY, abstract: true)
b = DBus::Type.new(DBus::Type::BOOLEAN)
t << b
t << b
expect { t << b }.to raise_error(DBus::Type::SignatureException)
end
it "raises if adding to a non-container" do
t = DBus::Type.new(DBus::Type::STRING)
b = DBus::Type.new(DBus::Type::BOOLEAN)
expect { t << b }.to raise_error(DBus::Type::SignatureException)
t = DBus::Type.new(DBus::Type::VARIANT)
expect { t << b }.to raise_error(DBus::Type::SignatureException)
end
end
describe DBus::Type::Array do
describe ".[]" do
it "takes Type argument" do
t = DBus::Type::Array[DBus::Type.new("s")]
expect(t.to_s).to eq "as"
end
it "takes 's':String argument" do
t = DBus::Type::Array["s"]
expect(t.to_s).to eq "as"
end
it "takes String:Class argument" do
t = DBus::Type::Array[String]
expect(t.to_s).to eq "as"
end
it "rejects Integer:Class argument" do
expect { DBus::Type::Array[Integer] }.to raise_error(ArgumentError)
end
it "rejects /./:Regexp argument" do
expect { DBus::Type::Array[/./] }.to raise_error(ArgumentError)
end
end
end
describe DBus::Type::Hash do
describe ".[]" do
it "takes Type arguments" do
t = DBus::Type::Hash[DBus::Type.new("s"), DBus::Type.new("v")]
expect(t.to_s).to eq "a{sv}"
end
it "takes 's':String arguments" do
t = DBus::Type::Hash["s", "v"]
expect(t.to_s).to eq "a{sv}"
end
it "takes String:Class argument" do
t = DBus::Type::Hash[String, DBus::Type::VARIANT]
expect(t.to_s).to eq "a{sv}"
end
end
end
describe DBus::Type::Struct do
describe ".[]" do
it "takes Type arguments" do
t = DBus::Type::Struct[DBus::Type.new("s"), DBus::Type.new("v")]
expect(t.to_s).to eq "(sv)"
end
it "takes 's':String arguments" do
t = DBus::Type::Struct["s", "v"]
expect(t.to_s).to eq "(sv)"
end
it "takes String:Class argument" do
t = DBus::Type::Struct[String, DBus::Type::VARIANT]
expect(t.to_s).to eq "(sv)"
end
it "raises on no arguments" do
expect { DBus::Type::Struct[] }.to raise_error(ArgumentError)
end
end
end
end
end
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