Files
linguist/test/test_grammars.rb
2015-01-06 13:43:50 -05:00

58 lines
2.3 KiB
Ruby

require_relative "./helper"
class TestGrammars < Minitest::Test
ROOT = File.expand_path("../..", __FILE__)
def setup
@grammars = YAML.load(File.read(File.join(ROOT, "grammars.yml")))
end
def test_no_duplicate_scopes
scopes = @grammars.values.flatten
duplicates = scopes.group_by { |s| s }.select { |k, v| v.length > 1 }.map(&:first)
assert duplicates.empty?, "The following scopes appear in grammars.yml more than once:\n#{duplicates.sort.join("\n")}"
end
def test_submodules_are_in_sync
# Strip off paths inside the submodule so that just the submodule path remains.
listed_submodules = @grammars.keys.grep(/vendor\/grammars/).map { |source| source[%r{vendor/grammars/[^/]+}] }
nonexistent_submodules = listed_submodules - submodule_paths
unlisted_submodules = submodule_paths - listed_submodules
message = ""
unless nonexistent_submodules.empty?
message << "The following submodules are listed in grammars.yml but don't seem to exist in the repository.\n"
message << "Either add them using `git submodule add` or remove them from grammars.yml.\n"
message << nonexistent_submodules.sort.join("\n")
end
unless unlisted_submodules.empty?
message << "\n" unless message.empty?
message << "The following submodules exist in the repository but aren't listed in grammars.yml.\n"
message << "Either add them to grammars.yml or remove them from the repository using `git rm`.\n"
message << unlisted_submodules.sort.join("\n")
end
assert nonexistent_submodules.empty? && unlisted_submodules.empty?, message
end
def test_local_scopes_are_in_sync
actual = YAML.load(`"#{File.join(ROOT, "script", "convert-grammars")}" --output - --no-install --no-remote`)
assert $?.success?, "script/convert-grammars failed"
# We're not checking remote grammars. That can take a long time and make CI
# flaky if network conditions are poor.
@grammars.delete_if { |k, v| k.start_with?("http:", "https:") }
@grammars.each do |k, v|
assert_equal v, actual[k], "The scopes listed for #{k} in grammars.yml don't match the scopes found in that repository"
end
end
private
def submodule_paths
@submodule_paths ||= `git config --list --file "#{File.join(ROOT, ".gitmodules")}"`.lines.grep(/\.path=/).map { |line| line.chomp.split("=", 2).last }
end
end