Restore follow_location

lib/html_proofer/attribute/url.rb

@@ -161,7 +161,13 @@ def file_path
       end
 
       def unslashed_directory?(file)
-        File.directory?(file) && !file.end_with?(File::SEPARATOR)
+        return false unless File.directory?(file)
+
+        !file.end_with?(File::SEPARATOR) && !follow_location?
+      end
+
+      def follow_location?
+        @runner.options[:typhoeus] && @runner.options[:typhoeus][:followlocation]
       end
 
       def absolute_path?(path)

spec/html-proofer/links_spec.rb

@@ -49,6 +49,13 @@
   it "finds internal hash with implict index" do
     broken_hash_internal_filepath = File.join(FIXTURES_DIR, "links", "implicit_internal")
     proofer = run_proofer(broken_hash_internal_filepath, :directory)
+    expect(proofer.failed_checks).to(eq([]))
+  end
+
+  it "fails to find internal hash with implict index if not asked to follow" do
+    options = { typhoeus: { followlocation: false } }
+    broken_hash_internal_filepath = File.join(FIXTURES_DIR, "links", "implicit_internal")
+    proofer = run_proofer(broken_hash_internal_filepath, :directory, options)
     expect(proofer.failed_checks.count).to(eq(1))
     expect(proofer.failed_checks.first.description).to(match(/without trailing slash/))
   end
@@ -287,6 +294,12 @@
     expect(proofer.failed_checks).to(eq([]))
   end
 
+  it "allows for internal linking to a directory without trailing slash by default" do
+    internal = File.join(FIXTURES_DIR, "links", "link_directory_without_slash.html")
+    proofer = run_proofer(internal, :file)
+    expect(proofer.failed_checks).to(eq([]))
+  end
+
   it "fails for internal linking to a directory without trailing slash" do
     options = { typhoeus: { followlocation: false } }
     internal = File.join(FIXTURES_DIR, "links", "link_directory_without_slash.html")