Adding values for isbn, and issn.

spec/models/carousel_list_spec.rb

@@ -20,6 +20,8 @@ def body(file_name)
 describe CarouselList::CarouselItem do
   before(:each) do
     @catalog_doc = JSON.parse(fixture("biblio_results.json"))["response"]["docs"].first
+    @catalog_doc["isbn"] = ["1-5011-8342-7"]
+    @catalog_doc["issn"] = ["1096-9942"]
     @browse_doc = JSON.parse(fixture("callnumbers_results.json"))["response"]["docs"].first
   end
   subject do
@@ -35,10 +37,10 @@ def body(file_name)
     expect(subject.call_number).to eq("Z 253 .U6 1963")
   end
   it "has an isbn" do
-    expect(subject.isbn).to eq(nil)
+    expect(subject.isbn).to eq("1-5011-8342-7")
   end
   it "has an issn" do
-    expect(subject.issn).to eq(nil)
+    expect(subject.issn).to eq("1096-9942")
   end
   it "has an oclc" do
     expect(subject.oclc).to eq("2497305")
@@ -58,8 +60,8 @@ def body(file_name)
         author: "United States. Government Printing Office",
         call_number: "Z 253 .U6 1963",
         date: "1950",
-        isbn: nil,
-        issn: nil,
+        isbn: "1-5011-8342-7",
+        issn: "1096-9942",
         oclc: "2497305",
         title: "Theory and practice of composition.",
         url: "#{S.search_url}/catalog/record/990011613060106381"