spec/spyglass/background_subtractor_spec.rb in spyglass-0.0.3 vs spec/spyglass/background_subtractor_spec.rb in spyglass-0.0.4

@@ -1,23 +1,28 @@
 require 'spec_helper'
 
-describe Spyglass::BackgroundSubtractor do
-  let(:bg) { Spyglass::BackgroundSubtractor.new }
-  let(:lena) { Spyglass::Image.load(fixture_path('lena.jpg')) }
+[Spyglass::BackgroundSubtractor::MOG,
+ Spyglass::BackgroundSubtractor::MOG2,
+ Spyglass::BackgroundSubtractor::GMG,
+ Spyglass::BackgroundSubtractor::PratiMediod].each do |algorithm|
+   describe algorithm do
+     let(:bg) { described_class.new }
+     let(:lena) { Spyglass::Image.load(fixture_path('lena.jpg')) }
 
-  describe '.new' do
-    it 'should work with no arguments' do
-      expect( bg ).to be_a Spyglass::BackgroundSubtractor
-    end
+     describe '.new' do
+       it 'should work with no arguments' do
+         expect( bg ).to be_a described_class
+       end
 
-    it 'should work with an options hash' do
-      expect { Spyglass::BackgroundSubtractor.new(history: 50, threshold: 64) }.not_to raise_error
-    end
-  end
+       it 'should work with an options hash' do
+         expect { algorithm.new(history: 50, threshold: 64) }.not_to raise_error
+       end
+     end
 
-  describe '#subtract' do
-    it 'should return a Spyglass::Image' do
-      delta = bg.subtract(lena, 1)
-      expect( delta ).to be_a Spyglass::Image
-    end
-  end
-end
+     describe '#subtract' do
+       it 'should return a Spyglass::Image' do
+         delta = bg.subtract(lena, 1)
+         expect( delta ).to be_a Spyglass::Image
+       end
+     end
+   end
+ end