tests: tag tests relying on a working internet access (#10939)

So they can easily be filtered-out when offline.

spec/unit/opds_spec.lua

@@ -322,14 +322,14 @@ describe("OPDS module #nocov", function()
 
     describe("OPDS browser module", function()
         describe("URL generation", function()
-            it("should generate search item", function()
+            it("should generate search item #internet", function()
                 local catalog = OPDSParser:parse(navigation_sample)
                 local item_table = OPDSBrowser:genItemTableFromCatalog(catalog, "https://www.gutenberg.org/ebooks.opds/?format=opds")
 
                 assert.truthy(item_table)
                 assert.are.same(item_table[1].text, "\u{f002} " .. "Search")
             end)
-            it("should generate URL on rel=subsection", function()
+            it("should generate URL on rel=subsection #internet", function()
                 local catalog = OPDSParser:parse(navigation_sample)
                 local item_table = OPDSBrowser:genItemTableFromCatalog(catalog, "https://www.gutenberg.org/ebooks.opds/?format=opds")
 
@@ -337,7 +337,7 @@ describe("OPDS module #nocov", function()
                 assert.are.same(item_table[2].title, "Popular")
                 assert.are.same(item_table[2].url, "https://www.gutenberg.org/ebooks/search.opds/?sort_order=downloads")
             end)
-            it("should generate URL on rel=popular and rel=new", function()
+            it("should generate URL on rel=popular and rel=new #internet", function()
                 local catalog = OPDSParser:parse(popular_new_sample)
                 local item_table = OPDSBrowser:genItemTableFromCatalog(catalog, "http://www.feedbooks.com/publicdomain/catalog.atom")
 
@@ -347,7 +347,7 @@ describe("OPDS module #nocov", function()
                 assert.are.same(item_table[3].title, "Recently Added")
                 assert.are.same(item_table[3].url, "http://www.feedbooks.com/books/recent.atom")
             end)
-            it("should use the main URL for faceted links as long as faceted links aren't properly supported", function()
+            it("should use the main URL for faceted links as long as faceted links aren't properly supported #internet", function()
                 local catalog = OPDSParser:parse(facet_sample)
                 local item_table = OPDSBrowser:genItemTableFromCatalog(catalog, "http://flibusta.is/opds")
 
@@ -356,7 +356,7 @@ describe("OPDS module #nocov", function()
             end)
         end)
 
-        it("should not fill item table incorrectly with thumbnail or image URL", function()
+        it("should not fill item table incorrectly with thumbnail or image URL #internet", function()
             local catalog = OPDSParser:parse(facet_sample)
             local item_table = OPDSBrowser:genItemTableFromCatalog(catalog, "http://flibusta.is/opds")
 

spec/unit/translator_spec.lua

@@ -15,14 +15,14 @@ describe("Translator module", function()
         G_reader_settings:flush()
     end)
     -- add " #notest #nocov" to the it("description string") when it does not work anymore
-    it("should return translation", function()
+    it("should return translation #internet", function()
         local translation_result = Translator:translate(dutch_wikipedia_text, "en")
         assert.is.truthy(translation_result)
         -- while some minor variation in the translation is possible it should
         -- be between about 100 and 130 characters
         assert.is_true(#translation_result > 50 and #translation_result < 200)
     end)
-    it("should autodetect language", function()
+    it("should autodetect language #internet", function()
         local detect_result = Translator:detect(dutch_wikipedia_text)
         assert.is.same("nl", detect_result)
     end)