86 lines
2.2 KiB
Ruby
86 lines
2.2 KiB
Ruby
require 'testing_env'
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require 'download_strategy'
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class ResourceDouble
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attr_reader :url, :specs
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def initialize(url="http://example.com/foo.tar.gz", specs={})
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@url = url
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@specs = specs
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end
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end
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class AbstractDownloadStrategyTests < Homebrew::TestCase
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def setup
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@name = "foo"
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@resource = ResourceDouble.new
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@strategy = AbstractDownloadStrategy.new(@name, @resource)
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@args = %w{foo bar baz}
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end
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def test_expand_safe_system_args_with_explicit_quiet_flag
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@args << { :quiet_flag => '--flag' }
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expanded_args = @strategy.expand_safe_system_args(@args)
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assert_equal %w{foo bar baz --flag}, expanded_args
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end
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def test_expand_safe_system_args_with_implicit_quiet_flag
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expanded_args = @strategy.expand_safe_system_args(@args)
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assert_equal %w{foo bar -q baz}, expanded_args
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end
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def test_expand_safe_system_args_does_not_mutate_argument
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result = @strategy.expand_safe_system_args(@args)
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assert_equal %w{foo bar baz}, @args
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refute_same @args, result
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end
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end
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class VCSDownloadStrategyTests < Homebrew::TestCase
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def setup
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@resource = ResourceDouble.new("http://example.com/bar")
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@strategy = VCSDownloadStrategy
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end
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def escaped(tag)
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"#{ERB::Util.url_encode(@resource.url)}--#{tag}"
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end
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def test_explicit_name
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downloader = @strategy.new("baz", @resource)
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assert_equal "baz--foo", downloader.cache_filename("foo")
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end
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def test_empty_name
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downloader = @strategy.new("", @resource)
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assert_equal escaped("foo"), downloader.cache_filename("foo")
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end
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def test_unknown_name
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downloader = @strategy.new("__UNKNOWN__", @resource)
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assert_equal escaped("foo"), downloader.cache_filename("foo")
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end
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end
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class DownloadStrategyDetectorTests < Homebrew::TestCase
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def setup
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@d = DownloadStrategyDetector.new
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end
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def test_detect_git_download_startegy
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@d = DownloadStrategyDetector.detect("git://example.com/foo.git")
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assert_equal GitDownloadStrategy, @d
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end
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def test_default_to_curl_strategy
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@d = DownloadStrategyDetector.detect(Object.new)
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assert_equal CurlDownloadStrategy, @d
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end
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def test_raises_when_passed_unrecognized_strategy
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assert_raises(TypeError) do
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DownloadStrategyDetector.detect("foo", Class.new)
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end
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end
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end
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