Fixes failing tests

Gemfile

@@ -2,7 +2,7 @@ source "https://rubygems.org"
 
 gemspec
 
-gem 'sqlite3', '1.3.8', :platforms => :ruby
+gem 'sqlite3', '~> 1.3.8', :platforms => :ruby
 
 gem 'jruby-openssl', :platforms => :jruby
 gem 'activerecord-jdbcsqlite3-adapter', :platforms => :jruby

spec/paperclip/media_type_spoof_detector_spec.rb

@@ -3,32 +3,32 @@
 describe Paperclip::MediaTypeSpoofDetector do
   it 'rejects a file that is named .html and identifies as PNG' do
     file = File.open(fixture_file("5k.png"))
-    assert Paperclip::MediaTypeSpoofDetector.using(file, "5k.html").spoofed?
+    assert Paperclip::MediaTypeSpoofDetector.using(file, "5k.html", "image/png").spoofed?
   end
 
   it 'does not reject a file that is named .jpg and identifies as PNG' do
     file = File.open(fixture_file("5k.png"))
-    assert ! Paperclip::MediaTypeSpoofDetector.using(file, "5k.jpg").spoofed?
+    assert ! Paperclip::MediaTypeSpoofDetector.using(file, "5k.jpg", "image/png").spoofed?
   end
 
   it 'does not reject a file that is named .html and identifies as HTML' do
     file = File.open(fixture_file("empty.html"))
-    assert ! Paperclip::MediaTypeSpoofDetector.using(file, "empty.html").spoofed?
+    assert ! Paperclip::MediaTypeSpoofDetector.using(file, "empty.html", "text/html").spoofed?
   end
 
   it 'does not reject a file that does not have a name' do
     file = File.open(fixture_file("empty.html"))
-    assert ! Paperclip::MediaTypeSpoofDetector.using(file, "").spoofed?
+    assert ! Paperclip::MediaTypeSpoofDetector.using(file, "", "").spoofed?
   end
 
   it 'does not reject a file that does have an extension' do
     file = File.open(fixture_file("empty.html"))
-    assert ! Paperclip::MediaTypeSpoofDetector.using(file, "data").spoofed?
+    assert ! Paperclip::MediaTypeSpoofDetector.using(file, "data", "").spoofed?
   end
 
   it 'does not reject when the supplied file is an IOAdapter' do
     adapter = Paperclip.io_adapters.for(File.new(fixture_file("5k.png")))
-    assert ! Paperclip::MediaTypeSpoofDetector.using(adapter, adapter.original_filename).spoofed?
+    assert ! Paperclip::MediaTypeSpoofDetector.using(adapter, adapter.original_filename, adapter.content_type).spoofed?
   end
 
   it 'does not reject when the extension => content_type is in :content_type_mappings' do
@@ -38,7 +38,7 @@
       file.puts "Certificate!"
       file.close
       adapter = Paperclip.io_adapters.for(File.new(file.path));
-      assert ! Paperclip::MediaTypeSpoofDetector.using(adapter, adapter.original_filename).spoofed?
+      assert ! Paperclip::MediaTypeSpoofDetector.using(adapter, adapter.original_filename, adapter.content_type).spoofed?
     ensure
       Paperclip.options[:content_type_mappings] = {}
     end
@@ -49,7 +49,7 @@
     assert Paperclip::MediaTypeSpoofDetector.using(file, "empty.html", "image/jpg").spoofed?
   end
 
-  it "does not reject is content_type is empty but otherwise checks out" do
+  it "does not reject if content_type is empty but otherwise checks out" do
     file = File.open(fixture_file("empty.html"))
     assert ! Paperclip::MediaTypeSpoofDetector.using(file, "empty.html", "").spoofed?
   end

spec/paperclip/paperclip_spec.rb

@@ -20,7 +20,7 @@
     it "saves Cocaine::CommandLine.path that set before" do
       Cocaine::CommandLine.path = "/opt/my_app/bin"
       Paperclip.run("convert", "stuff")
-      assert_equal [Cocaine::CommandLine.path].flatten.include?("/opt/my_app/bin"), true
+      expect(Cocaine::CommandLine.path).to match("/opt/my_app/bin")
     end
 
     it "does not duplicate Cocaine::CommandLine.path on multiple runs" do