Add required boundary between 'pairs' in spec

lib/http/form_data/multipart.rb

@@ -54,8 +54,8 @@ def tail
       end
 
       def parts(data)
-        return Param.coerce FormData.ensure_hash data if @params.is_a?(Hash)
-        Param.coerce_array_of_pairs data
+        return Param.coerce_array_of_pairs data if data.is_a?(Array)
+        Param.coerce FormData.ensure_hash data
       end
     end
   end

lib/http/form_data/multipart/param.rb

@@ -31,14 +31,12 @@ class Param
         # @param [FormData::File, FormData::Part, #to_s] value
         def initialize(name, value)
           @name = name.to_s
-
           @part =
             if value.is_a?(FormData::Part)
               value
             else
               FormData::Part.new(value)
             end
-
           @io = CompositeIO.new [header, @part, footer]
         end
 
@@ -52,12 +50,10 @@ def self.coerce(data)
           params = []
 
           data.each do |name, values|
-            binding.pry
             Array(values).each do |value|
               params << new(name, value)
             end
           end
-
           params
         end
 
@@ -70,11 +66,11 @@ def self.coerce(data)
         def self.coerce_array_of_pairs(data)
           params = []
 
-          data.each_slice(2) do |first, second|
-            binding.pry
-            params << new(first[0], first[1])
-            params << new(second[0], second[1])
-            binding.pry
+          data.each do |pair|
+            name, values = pair
+            Array(values).each do |value|
+              params << new(name, value)
+            end
           end
 
           params

spec/lib/http/form_data/multipart_spec.rb

@@ -17,7 +17,6 @@ def disposition(params)
 
     it "properly generates multipart data" do
       boundary_value = form_data.boundary
-
       expect(form_data.to_s).to eq([
         "--#{boundary_value}#{crlf}",
         "#{disposition 'name' => 'foo'}#{crlf}",
@@ -99,7 +98,7 @@ def disposition(params)
         ]
       end
 
-      it "allows duplicate param names and preservesd given order" do
+      it "allows duplicate param names and preserves given order" do
         expect(form_data.to_s).to eq([
           %(--#{form_data.boundary}#{crlf}),
           %(Content-Disposition: form-data; name="metadata"#{crlf}),
@@ -108,6 +107,7 @@ def disposition(params)
           %(Content-Disposition: form-data; name="file"; filename="abc"#{crlf}),
           %(Content-Type: plain/text#{crlf}),
           %(#{crlf}uno#{crlf}),
+          %(--#{form_data.boundary}#{crlf}),
           %(Content-Disposition: form-data; name="metadata"#{crlf}#{crlf}),
           %(filename=second.txt#{crlf}),
           %(--#{form_data.boundary}#{crlf}),

spec/spec_helper.rb

@@ -17,6 +17,8 @@
     # ...rather than:
     #   # => "be bigger than 2"
     expectations.include_chain_clauses_in_custom_matcher_descriptions = true
+    # This option will remove the default 200 character limit for RSpec diffs
+    expectations.max_formatted_output_length = nil
   end
 
   config.mock_with :rspec do |mocks|