Add SimpleCov

.gitignore

@@ -3,3 +3,4 @@ pkg/
 .env
 .sass-cache
 www/build
+coverage/

Gemfile

@@ -3,3 +3,4 @@ source 'https://rubygems.org'
 gemspec
 
 gem "pry"
+gem "simplecov"

lib/shrine/plugins/logging.rb

@@ -141,9 +141,12 @@ def _log_message_heroku(data)
         # hashes.
         def count(object)
           case object
-          when Hash  then object.count
-          when Array then object.inject(0) { |sum, o| sum += count(o) }
-          else            1
+          when Hash
+            object.count
+          when Array
+            object.inject(0) { |sum, o| sum += count(o) }
+          else
+            1
           end
         end
 

test/plugin/versions_test.rb

@@ -184,6 +184,7 @@ def process(io, context)
       end
     end
 
-    assert_raises(Shrine::InvalidFile) { @uploader.upload(fakeio) }
+    error = assert_raises(Shrine::InvalidFile) { @uploader.upload(fakeio) }
+    assert_match /is not a valid IO object/, error.message
   end
 end

test/shrine_test.rb

@@ -107,6 +107,20 @@
     end
   end
 
+  describe ".find_storage" do
+    it "finds by symbol names" do
+      assert_equal @uploader.storage, @uploader.class.find_storage(:store)
+    end
+
+    it "finds by string names" do
+      assert_equal @uploader.storage, @uploader.class.find_storage("store")
+    end
+
+    it "raises an error if storage wasn't found" do
+      assert_raises(Shrine::Error) { @uploader.class.find_storage(:foo) }
+    end
+  end
+
   describe "#initialize" do
     it "symbolizes storage key" do
       shrine = Class.new(Shrine)

test/test_helper.rb

@@ -1,5 +1,12 @@
 require "bundler/setup"
 
+if ENV["COVERAGE"]
+  require "simplecov"
+  SimpleCov.start do
+    add_filter "/test/"
+  end
+end
+
 require "minitest/autorun"
 require "minitest/pride"
 require "minitest/hooks/default"