class TestFilenameCompletionProc

# File test/test_filename_completion_proc.rb, line 11
def setup
  FileUtils.mkdir_p("#{SUB_SUB_DIR}")
  FileUtils.mkdir_p("#{SUB_DIR_WITH_SPACES}")
  @comp_test_dir = Dir.new COMP_TEST_DIR
  @sub_dir = Dir.new SUB_DIR
  @sub_sub_dir = Dir.new SUB_SUB_DIR
  @dir_with_spaces = Dir.new DIR_WITH_SPACES
  @sub_dir_with_spaces = Dir.new SUB_DIR_WITH_SPACES

  FileUtils.touch("#{@comp_test_dir.path}abc")
  FileUtils.touch("#{@comp_test_dir.path}aaa")
  FileUtils.touch("#{@sub_dir.path}abc")
  FileUtils.touch("#{@sub_dir.path}aaa")
  FileUtils.touch("#{@sub_sub_dir.path}aaa")
  FileUtils.touch("#{@dir_with_spaces.path}filename with spaces")
  FileUtils.touch("#{@sub_dir_with_spaces.path}another filename with spaces")

  # The previous Dir.new calls seem to cache the dir entries on Windows.
  @comp_test_dir = Dir.new COMP_TEST_DIR
  @sub_dir = Dir.new SUB_DIR
  @sub_sub_dir = Dir.new SUB_SUB_DIR
  @dir_with_spaces = Dir.new DIR_WITH_SPACES
  @sub_dir_with_spaces = Dir.new SUB_DIR_WITH_SPACES
  setup_filesystem_for_completion
end

# File test/test_filename_completion_proc.rb, line 37
def teardown
  teardown_filesystem_after_completion
end

# File test/test_filename_completion_proc.rb, line 58
def test_list_files_and_directories_with_spaces
  entries = @comp_test_dir.entries.select { |e| e[0,1] == "d" }
  entries.map! { |e| @comp_test_dir.path + e }
  assert_equal entries, Readline::FILENAME_COMPLETION_PROC.call("#{@comp_test_dir.path}d")

  entries = @dir_with_spaces.entries - %w( . .. )
  entries.map! { |e| @dir_with_spaces.path + e }
  assert_equal entries, Readline::FILENAME_COMPLETION_PROC.call("#{@dir_with_spaces.path}")
end

# File test/test_filename_completion_proc.rb, line 68
def test_list_files_in_current_directory
  assert_equal((Dir.entries(".") - %w( . .. )).sort, Readline::FILENAME_COMPLETION_PROC.call("").sort)
end

# File test/test_filename_completion_proc.rb, line 48
def test_list_files_in_sub_directories
  entries = @sub_dir.entries.select { |e| e[0,1] == "a" }
  entries.map! { |e| "#{@sub_dir.path}#{e}" }
  assert_equal entries, Readline::FILENAME_COMPLETION_PROC.call("#{@sub_dir.path}a")

  entries = @sub_sub_dir.entries - %w( . .. )
  entries.map! { |e| "#{@sub_sub_dir.path}#{e}" }
  assert_equal entries, Readline::FILENAME_COMPLETION_PROC.call("#{@sub_sub_dir.path}")
end

# File test/test_filename_completion_proc.rb, line 41
def test_listing_files_in_cwd
  Dir.chdir(COMP_TEST_DIR) do
    entries = Dir.entries(".").select { |e| e[0,1] == "a" }
    assert_equal entries, Readline::FILENAME_COMPLETION_PROC.call("a")
  end
end

# File test/test_filename_completion_proc.rb, line 72
def test_listing_files_with_no_read_access
  FileUtils.mkdir("test_no_access")
  FileUtils.touch("test_no_access/123")

  skip "chmod is noop in Windows" if windows?

  FileUtils.chmod(0333, "test_no_access")
  assert_nil Readline::FILENAME_COMPLETION_PROC.call("test_no_access/")
ensure
  FileUtils.chmod(0775, "test_no_access")
  FileUtils.rm_r("test_no_access")
end

# File test/test_filename_completion_proc.rb, line 85
def windows?
  RbConfig::CONFIG["host_os"] =~ /mingw|mswin/
end