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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
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