update to rspec 3

.ruby-version

@@ -1 +1 @@
-2.1.0
+2.1.2

.travis.yml

@@ -5,7 +5,7 @@ rvm:
   - 1.9.2
   - 1.9.3
   - 2.0.0
-  - 2.1.1
+  - 2.1.2
   - jruby-19mode
   - rbx-19mode
   - ruby-head

spec/webp_ffi_spec.rb

@@ -79,21 +79,21 @@
       it "#{image}.png image" do
         in_filename = File.expand_path(File.join(File.dirname(__FILE__), "factories/#{image}.png"))
         out_filename = File.expand_path(File.join(@out_dir, "#{image}.png.webp"))
-        expect(WebP.encode(in_filename, out_filename)).to be_true
+        expect(WebP.encode(in_filename, out_filename)).to be_truthy
       end
     end
     factories[:jpg].each do |image|
       it "#{image}.jpg image" do
         in_filename = File.expand_path(File.join(File.dirname(__FILE__), "factories/#{image}.jpg"))
         out_filename = File.expand_path(File.join(@out_dir, "#{image}.jpg.webp"))
-        expect(WebP.encode(in_filename, out_filename)).to be_true
+        expect(WebP.encode(in_filename, out_filename)).to be_truthy
       end
     end
     factories[:tiff].each do |image|
       it "#{image}.tif image" do
         in_filename = File.expand_path(File.join(File.dirname(__FILE__), "factories/#{image}.tif"))
         out_filename = File.expand_path(File.join(@out_dir, "#{image}.tif.webp"))
-        expect(WebP.encode(in_filename, out_filename)).to be_true
+        expect(WebP.encode(in_filename, out_filename)).to be_truthy
       end
     end
     factories[:webp].each do |image|
@@ -128,7 +128,7 @@
       it "#{image}.webp image" do
         in_filename = File.expand_path(File.join(File.dirname(__FILE__), "factories/#{image}.webp"))
         out_filename = File.expand_path(File.join(@out_dir, "#{image}.webp.png"))
-        expect(WebP.decode(in_filename, out_filename)).to be_true
+        expect(WebP.decode(in_filename, out_filename)).to be_truthy
       end
     end
     context "with output_format" do
@@ -137,7 +137,7 @@
           it "#{image}.webp image to #{output_format}" do
             in_filename = File.expand_path(File.join(File.dirname(__FILE__), "factories/#{image}.webp"))
             out_filename = File.expand_path(File.join(@out_dir, "#{image}.#{output_format}.png"))
-            expect(WebP.decode(in_filename, out_filename, output_format: output_format)).to be_true
+            expect(WebP.decode(in_filename, out_filename, output_format: output_format)).to be_truthy
           end
         end
       end
@@ -147,12 +147,12 @@
         it "#{image}.webp image to png and crop" do
           in_filename = File.expand_path(File.join(File.dirname(__FILE__), "factories/#{image}.webp"))
           out_filename = File.expand_path(File.join(@out_dir, "#{image}_crop.png"))
-          expect(WebP.decode(in_filename, out_filename, crop_w: 200, crop_h: 200)).to be_true
+          expect(WebP.decode(in_filename, out_filename, crop_w: 200, crop_h: 200)).to be_truthy
         end
         it "#{image}.webp image to png and scale" do
           in_filename = File.expand_path(File.join(File.dirname(__FILE__), "factories/#{image}.webp"))
           out_filename = File.expand_path(File.join(@out_dir, "#{image}_resize.png"))
-          expect(WebP.decode(in_filename, out_filename, resize_w: 200, resize_h: 200)).to be_true
+          expect(WebP.decode(in_filename, out_filename, resize_w: 200, resize_h: 200)).to be_truthy
         end
       end
     end

webp-ffi.gemspec

@@ -24,5 +24,5 @@ Gem::Specification.new do |spec|
 
   spec.add_development_dependency "bundler", ">= 1.2"
   spec.add_development_dependency "rake"
-  spec.add_development_dependency "rspec", ">= 2.14.0"
+  spec.add_development_dependency "rspec", ">= 3"
 end