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# -*- coding: utf-8 -*- #
# frozen_string_literal: true
describe Rouge::Lexers::Diff do
let(:subject) { Rouge::Lexers::Diff.new }
describe 'guessing' do
include Support::Guessing
it 'guesses by filename' do
assert_guess :filename => 'foo.diff'
assert_guess :filename => 'foo.patch'
end
it 'guesses by mimetype' do
assert_guess :mimetype => 'text/x-diff'
assert_guess :mimetype => 'text/x-patch'
end
it 'guesses by source' do
assert_guess :source => <<-source
diff --git a/lib/rouge.rb b/lib/rouge.rb
index d228e4b..560b687 100644
--- a/lib/rouge.rb
+++ b/lib/rouge.rb
@@ -13,6 +13,7 @@ module Rouge
end
load_dir = Pathname.new(__FILE__).dirname
+load load_dir.join('rouge/text_analyzer.rb')
load load_dir.join('rouge/token.rb')
load load_dir.join('rouge/lexer.rb')
load load_dir.join('rouge/lexers/text.rb')
source
assert_guess :source => <<-source
--- a/lib/rouge.rb
+++ b/lib/rouge.rb
@@ -13,6 +13,7 @@ module Rouge
end
load_dir = Pathname.new(__FILE__).dirname
+load load_dir.join('rouge/text_analyzer.rb')
load load_dir.join('rouge/token.rb')
load load_dir.join('rouge/lexer.rb')
load load_dir.join('rouge/lexers/text.rb')
source
end
it 'does not detect invalid diff-like sources' do
deny_guess :source => <<-source
---4
---2
source
deny_guess :source => <<-source
+++4
+++2
source
end
end
end
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