Merge branch '43531-500-error-searching-wiki-incompatible-character-encodings-utf-8-and-ascii-8bit' into 'master'

Resolve "500 Error searching wiki: incompatible character encodings: UTF-8 and ASCII-8BIT"

Closes #43531

See merge request gitlab-org/gitlab-ce!17413

1 files changed, 27 insertions, 0 deletions

diff --git a/spec/lib/gitlab/project_search_results_spec.rb b/spec/lib/gitlab/project_search_results_spec.rb
index 1ebb0105cf5..d8250e4b4c6 100644
--- a/spec/lib/gitlab/project_search_results_spec.rb
+++ b/spec/lib/gitlab/project_search_results_spec.rb
@@ -1,3 +1,4 @@
+# coding: utf-8
 require 'spec_helper'
 
 describe Gitlab::ProjectSearchResults do
@@ -105,6 +106,32 @@ describe Gitlab::ProjectSearchResults do
         end
       end
 
+      context 'when the search returns non-ASCII data' do
+        context 'with UTF-8' do
+          let(:results) { project.repository.search_files_by_content("файл", 'master') }
+
+          it 'returns results as UTF-8' do
+            expect(subject.filename).to eq('encoding/russian.rb')
+            expect(subject.basename).to eq('encoding/russian')
+            expect(subject.ref).to eq('master')
+            expect(subject.startline).to eq(1)
+            expect(subject.data).to eq("Хороший файл")
+          end
+        end
+
+        context 'with ISO-8859-1' do
+          let(:search_result) { "master:encoding/iso8859.txt\x001\x00\xC4\xFC\nmaster:encoding/iso8859.txt\x002\x00\nmaster:encoding/iso8859.txt\x003\x00foo\n".force_encoding(Encoding::ASCII_8BIT) }
+
+          it 'returns results as UTF-8' do
+            expect(subject.filename).to eq('encoding/iso8859.txt')
+            expect(subject.basename).to eq('encoding/iso8859')
+            expect(subject.ref).to eq('master')
+            expect(subject.startline).to eq(1)
+            expect(subject.data).to eq("Äü\n\nfoo")
+          end
+        end
+      end
+
       context "when filename has extension" do
         let(:search_result) { "master:CONTRIBUTE.md\x005\x00- [Contribute to GitLab](#contribute-to-gitlab)\n" }