[#2179] Tolerate spurious spaces around search terms

app/services/dossier_search_service.rb

@@ -39,9 +39,10 @@ class DossierSearchService
   end
 
   def self.to_tsquery(search_terms)
-    search_terms.gsub(/['?\\:&|!]/, "") # drop disallowed characters
+    search_terms.strip
-      .split(/\s+/)                     # split words
+      .gsub(/['?\\:&|!]/, "") # drop disallowed characters
-      .map { |x| "#{x}:*" }             # enable prefix matching
+      .split(/\s+/)           # split words
+      .map { |x| "#{x}:*" }   # enable prefix matching
       .join(" & ")
   end
 end

spec/services/dossier_search_service_spec.rb

@@ -73,6 +73,12 @@ describe DossierSearchService do
       it { expect(subject.size).to eq(2) }
     end
 
+    describe 'search terms surrounded with spurious spaces' do
+      let(:terms) { ' OCTO ' }
+
+      it { expect(subject.size).to eq(2) }
+    end
+
     describe 'search on multiple fields' do
       let(:terms) { 'octo plop' }