require 'rubygems/test_case' require 'rubygems/spec_fetcher' class TestGemSpecFetcher < Gem::TestCase def tuple(*args) Gem::NameTuple.new(*args) end def setup super @uri = URI.parse @gem_repo @source = Gem::Source.new(@uri) @sf = Gem::SpecFetcher.new end def test_initialize fetcher = Gem::SpecFetcher.new assert_same Gem.sources, fetcher.sources end def test_initialize_source alternate = 'http://alternate.example' fetcher = Gem::SpecFetcher.new alternate refute_same Gem.sources, fetcher.sources assert_equal alternate, fetcher.sources end def test_initialize_nonexistent_home_dir FileUtils.rmdir Gem.user_home assert Gem::SpecFetcher.new end def test_initialize_unwritable_home_dir skip 'chmod not supported' if Gem.win_platform? FileUtils.chmod 0000, Gem.user_home begin assert Gem::SpecFetcher.new ensure FileUtils.chmod 0755, Gem.user_home end end def test_spec_for_dependency_all spec_fetcher do |fetcher| fetcher.spec 'a', 1 fetcher.spec 'a', '2.a' fetcher.spec 'a', 2 fetcher.spec 'a', '3.a' end dep = Gem::Dependency.new 'a', ">= 1" specs_and_sources, _ = @sf.spec_for_dependency dep spec_names = specs_and_sources.map do |spec, source_uri| [spec.full_name, source_uri] end expected = [['a-1', @source], ['a-2', @source]] assert_equal expected, spec_names assert_same specs_and_sources.first.last, specs_and_sources.last.last end def test_spec_for_dependency_latest spec_fetcher do |fetcher| fetcher.spec 'a', 1 fetcher.spec 'a', 2 fetcher.spec 'a', '3.a' end dep = Gem::Dependency.new 'a' specs_and_sources, _ = @sf.spec_for_dependency dep spec_names = specs_and_sources.map do |spec, source_uri| [spec.full_name, source_uri] end assert_equal [['a-2', Gem::Source.new(@gem_repo)]], spec_names end def test_spec_for_dependency_prerelease spec_fetcher do |fetcher| fetcher.spec 'a', '1.a' fetcher.spec 'a', 1 end specs_and_sources, _ = @sf.spec_for_dependency dep('a', '1.a') spec_names = specs_and_sources.map do |spec, source_uri| [spec.full_name, source_uri] end assert_equal [['a-1.a', Gem::Source.new(@gem_repo)]], spec_names end def test_spec_for_dependency_platform util_set_arch 'i386-linux' spec_fetcher do |fetcher| fetcher.legacy_platform end dep = Gem::Dependency.new 'pl', 1 specs_and_sources, _ = @sf.spec_for_dependency dep spec_names = specs_and_sources.map do |spec, source_uri| [spec.full_name, source_uri] end assert_equal [['pl-1-x86-linux', Gem::Source.new(@gem_repo)]], spec_names end def test_spec_for_dependency_mismatched_platform util_set_arch 'hrpa-989' spec_fetcher do |fetcher| fetcher.legacy_platform end dep = Gem::Dependency.new 'pl', 1 specs_and_sources, errors = @sf.spec_for_dependency dep assert_equal 0, specs_and_sources.size assert_equal 1, errors.size pmm = errors.first assert_equal "i386-linux", pmm.platforms.first assert_equal "Found pl (1), but was for platform i386-linux", pmm.wordy end def test_spec_for_dependency_bad_fetch_spec src = Gem::Source.new(@gem_repo) def src.fetch_spec(name) raise Gem::RemoteFetcher::FetchError.new("bad news from the internet", @uri) end Gem.sources.replace [src] spec_fetcher do |fetcher| fetcher.spec 'a', 1 fetcher.spec 'a', '2.a' fetcher.spec 'a', 2 fetcher.spec 'a', '3.a' end dep = Gem::Dependency.new 'a', ">= 1" specs_and_sources, errors = @sf.spec_for_dependency dep assert_equal [], specs_and_sources sfp = errors.first assert_kind_of Gem::SourceFetchProblem, sfp assert_equal src, sfp.source assert_equal "bad news from the internet (#{@gem_repo})", sfp.error.message end def test_available_specs_latest spec_fetcher do |fetcher| fetcher.spec 'a', 1 fetcher.spec 'a', 2 fetcher.spec 'a', '3.a' fetcher.legacy_platform end specs, _ = @sf.available_specs(:latest) assert_equal [@source], specs.keys expected = Gem::NameTuple.from_list \ [['a', v(2), Gem::Platform::RUBY], ['pl', v(1), 'i386-linux']] assert_equal expected, specs[@source] end def test_available_specs_released spec_fetcher do |fetcher| fetcher.spec 'a', 1 fetcher.legacy_platform end specs, _ = @sf.available_specs(:released) assert_equal [@source], specs.keys expected = Gem::NameTuple.from_list \ [['a', v(1), Gem::Platform::RUBY], ['pl', v(1), 'i386-linux']] assert_equal expected, specs[@source] end def test_available_specs_complete spec_fetcher do |fetcher| fetcher.spec 'a', 1 fetcher.spec 'a', '2.a' fetcher.spec 'b', 2 fetcher.legacy_platform end specs, _ = @sf.available_specs(:complete) assert_equal [@source], specs.keys expected = Gem::NameTuple.from_list \ [['a', v(1), Gem::Platform::RUBY], ['a', v('2.a'), Gem::Platform::RUBY], ['b', v(2), Gem::Platform::RUBY], ['pl', v(1), 'i386-linux']] assert_equal expected, specs[@source] end def test_available_specs_complete_handles_no_prerelease spec_fetcher do |fetcher| fetcher.spec 'a', 1 fetcher.spec 'a', '2.a' fetcher.spec 'b', 2 fetcher.legacy_platform end v = Gem.marshal_version @fetcher.data.delete "#{@gem_repo}prerelease_specs.#{v}.gz" specs, _ = @sf.available_specs(:complete) assert_equal [@source], specs.keys expected = Gem::NameTuple.from_list \ [['a', v(1), Gem::Platform::RUBY], ['b', v(2), Gem::Platform::RUBY], ['pl', v(1), 'i386-linux']] assert_equal expected, specs[@source] end def test_available_specs_cache spec_fetcher do |fetcher| fetcher.spec 'a', 1 end specs, _ = @sf.available_specs(:latest) refute specs[@source].empty? @fetcher.data["#{@gem_repo}/latest_specs.#{Gem.marshal_version}.gz"] = nil cached_specs, _ = @sf.available_specs(:latest) assert_equal specs, cached_specs end def test_available_specs_cache_released spec_fetcher do |fetcher| fetcher.spec 'a', 1 fetcher.spec 'a', '2.a' fetcher.spec 'b', 2 fetcher.legacy_platform end specs, _ = @sf.available_specs(:released) refute specs[@source].empty? @fetcher.data["#{@gem_repo}/specs.#{Gem.marshal_version}.gz"] = nil cached_specs, _ = @sf.available_specs(:released) assert_equal specs, cached_specs end def test_available_specs_prerelease spec_fetcher do |fetcher| fetcher.spec 'a', 1 fetcher.spec 'a', '2.a' end specs, _ = @sf.available_specs(:prerelease) expected = Gem::NameTuple.from_list \ [['a', v('2.a'), Gem::Platform::RUBY]] assert_equal expected, specs[@source] end def test_available_specs_with_bad_source Gem.sources.replace ["http://not-there.nothing"] specs, errors = @sf.available_specs(:latest) assert_equal({}, specs) assert_kind_of Gem::SourceFetchProblem, errors.first end end