Fix test case, now can close #78

httprb/http#293

Author: Eric-Guo

spec/lib/wechat/api_spec.rb

@@ -241,9 +241,9 @@
 
   describe '#material_add' do
     specify 'will post material/add_material with access_token, type and media payload at file based api endpoint' do
-      file = 'file'
-      expect(subject.client).to receive(:post)
-        .with('material/add_material', { upload: { media: file } },
+      file = 'README.md'
+      expect(subject.client).to receive(:post_file)
+        .with('material/add_material', file,
               params: { type: 'image', access_token: 'access_token' }).and_return(true)
       expect(subject.material_add('image', file)).to be true
     end

spec/lib/wechat/client_spec.rb

@@ -37,7 +37,7 @@
     specify 'will add accept=>:json for request' do
       block = lambda do |url, headers|
         expect(url).to eq('http://host/token')
-        expect(headers).to eq(params: { access_token: '1234' }, accept: :json)
+        expect(headers).to eq(params: { access_token: '1234' }, 'Accept' => 'application/json')
         response_json
       end
 

spec/lib/wechat/corp_api_spec.rb

@@ -426,9 +426,9 @@
 
   describe '#material_add' do
     specify 'will post material/add_material with access_token, type and media payload at file based api endpoint' do
-      file = 'file'
-      expect(subject.client).to receive(:post)
-        .with('material/add_material', { upload: { media: file } },
+      file = 'README.md'
+      expect(subject.client).to receive(:post_file)
+        .with('material/add_material', file,
               params: { type: 'image', access_token: 'access_token', agentid: '1' }).and_return(true)
       expect(subject.material_add('image', file)).to be true
     end