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# frozen_string_literal: true
require 'rubygems/test_case'
require 'rubygems/user_interaction'
require 'timeout'
class TestGemStreamUI < Gem::TestCase
module IsTty
attr_accessor :tty
def tty?
@tty = true unless defined? @tty
return @tty
end
alias_method :isatty, :tty?
def noecho
yield self
end
end
def setup
super
@cfg = Gem.configuration
@in = StringIO.new
@out = StringIO.new
@err = StringIO.new
@in.extend IsTty
@out.extend IsTty
@sui = Gem::StreamUI.new @in, @out, @err, true
end
def test_ask
skip 'TTY detection broken on windows' if
Gem.win_platform? unless RUBY_VERSION > '1.9.2'
Timeout.timeout(1) do
expected_answer = "Arthur, King of the Britons"
@in.string = "#{expected_answer}\n"
actual_answer = @sui.ask("What is your name?")
assert_equal expected_answer, actual_answer
end
end
def test_ask_no_tty
skip 'TTY detection broken on windows' if
Gem.win_platform? unless RUBY_VERSION > '1.9.2'
@in.tty = false
Timeout.timeout(0.1) do
answer = @sui.ask("what is your favorite color?")
assert_equal nil, answer
end
end
def test_ask_for_password
skip 'Always uses $stdin on windows' if
Gem.win_platform? unless RUBY_VERSION > '1.9.2'
Timeout.timeout(1) do
expected_answer = "Arthur, King of the Britons"
@in.string = "#{expected_answer}\n"
actual_answer = @sui.ask_for_password("What is your name?")
assert_equal expected_answer, actual_answer
end
end
def test_ask_for_password_no_tty
skip 'TTY handling is broken on windows' if
Gem.win_platform? unless RUBY_VERSION > '1.9.2'
@in.tty = false
Timeout.timeout(0.1) do
answer = @sui.ask_for_password("what is the airspeed velocity of an unladen swallow?")
assert_equal nil, answer
end
end
def test_ask_yes_no_no_tty_with_default
skip 'TTY handling is broken on windows' if
Gem.win_platform? unless RUBY_VERSION > '1.9.2'
@in.tty = false
Timeout.timeout(0.1) do
answer = @sui.ask_yes_no("do coconuts migrate?", false)
assert_equal false, answer
answer = @sui.ask_yes_no("do coconuts migrate?", true)
assert_equal true, answer
end
end
def test_ask_yes_no_no_tty_without_default
skip 'TTY handling is broken on windows' if
Gem.win_platform? unless RUBY_VERSION > '1.9.2'
@in.tty = false
Timeout.timeout(0.1) do
assert_raises(Gem::OperationNotSupportedError) do
@sui.ask_yes_no("do coconuts migrate?")
end
end
end
def test_choose_from_list
@in.puts "1"
@in.rewind
result = @sui.choose_from_list 'which one?', %w[foo bar]
assert_equal ['foo', 0], result
assert_equal "which one?\n 1. foo\n 2. bar\n> ", @out.string
end
def test_choose_from_list_EOF
result = @sui.choose_from_list 'which one?', %w[foo bar]
assert_equal [nil, nil], result
assert_equal "which one?\n 1. foo\n 2. bar\n> ", @out.string
end
def test_progress_reporter_silent_nil
@cfg.verbose = nil
reporter = @sui.progress_reporter 10, 'hi'
assert_kind_of Gem::StreamUI::SilentProgressReporter, reporter
end
def test_progress_reporter_silent_false
@cfg.verbose = false
reporter = @sui.progress_reporter 10, 'hi'
assert_kind_of Gem::StreamUI::SilentProgressReporter, reporter
assert_equal "", @out.string
end
def test_progress_reporter_simple
@cfg.verbose = true
reporter = @sui.progress_reporter 10, 'hi'
assert_kind_of Gem::StreamUI::SimpleProgressReporter, reporter
assert_equal "hi\n", @out.string
end
def test_progress_reporter_verbose
@cfg.verbose = 0
reporter = @sui.progress_reporter 10, 'hi'
assert_kind_of Gem::StreamUI::VerboseProgressReporter, reporter
assert_equal "hi\n", @out.string
end
def test_download_reporter_silent_nil
@cfg.verbose = nil
reporter = @sui.download_reporter
reporter.fetch 'a.gem', 1024
assert_kind_of Gem::StreamUI::SilentDownloadReporter, reporter
assert_equal "", @out.string
end
def test_download_reporter_silent_false
@cfg.verbose = false
reporter = @sui.download_reporter
reporter.fetch 'a.gem', 1024
assert_kind_of Gem::StreamUI::SilentDownloadReporter, reporter
assert_equal "", @out.string
end
def test_download_reporter_anything
@cfg.verbose = 0
reporter = @sui.download_reporter
assert_kind_of Gem::StreamUI::VerboseDownloadReporter, reporter
end
def test_verbose_download_reporter
@cfg.verbose = true
reporter = @sui.download_reporter
reporter.fetch 'a.gem', 1024
assert_equal "Fetching: a.gem", @out.string
end
def test_verbose_download_reporter_progress
@cfg.verbose = true
reporter = @sui.download_reporter
reporter.fetch 'a.gem', 1024
reporter.update 512
assert_equal "Fetching: a.gem\rFetching: a.gem ( 50%)", @out.string
end
def test_verbose_download_reporter_progress_once
@cfg.verbose = true
reporter = @sui.download_reporter
reporter.fetch 'a.gem', 1024
reporter.update 510
reporter.update 512
assert_equal "Fetching: a.gem\rFetching: a.gem ( 50%)", @out.string
end
def test_verbose_download_reporter_progress_complete
@cfg.verbose = true
reporter = @sui.download_reporter
reporter.fetch 'a.gem', 1024
reporter.update 510
reporter.done
assert_equal "Fetching: a.gem\rFetching: a.gem ( 50%)\rFetching: a.gem (100%)\n", @out.string
end
def test_verbose_download_reporter_progress_nil_length
@cfg.verbose = true
reporter = @sui.download_reporter
reporter.fetch 'a.gem', nil
reporter.update 1024
reporter.done
assert_equal "Fetching: a.gem\rFetching: a.gem (1024B)\rFetching: a.gem (1024B)\n", @out.string
end
def test_verbose_download_reporter_progress_zero_length
@cfg.verbose = true
reporter = @sui.download_reporter
reporter.fetch 'a.gem', 0
reporter.update 1024
reporter.done
assert_equal "Fetching: a.gem\rFetching: a.gem (1024B)\rFetching: a.gem (1024B)\n", @out.string
end
def test_verbose_download_reporter_no_tty
@out.tty = false
@cfg.verbose = true
reporter = @sui.download_reporter
reporter.fetch 'a.gem', 1024
assert_equal "", @out.string
end
end
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