spec/cachable_spec.rb in cobregratis-0.1.0 vs spec/cachable_spec.rb in cobregratis-0.2.1

@@ -21,11 +21,10 @@
 end
 
 describe CachedResource do
   before(:all) do
     CachedResource.site = 'http://example.com.i:3000'
-    CachedResource.connection.cache_store = ActiveSupport::Cache.lookup_store :memory_store
   end
   
   after(:all) do
     CachedResource.connection.cache_store = :none
   end
@@ -33,52 +32,91 @@
   before(:each) do
     @thing = CachedResource.new(:id => 1)
     @key = :key
     CachedResource.connection.stub!(:cache_key).and_return(@key)
   end
-  
-  context "when a cached response is available" do
-    before(:each) do
-      CachedResource.connection.cache_store.write(@key, @thing.attributes)
+
+  context "when cache is configured" do
+    before(:all) do
+      CachedResource.connection.cache_store = ActiveSupport::Cache.lookup_store :memory_store
     end
+  
+    context "when a cached response is available" do
+      before(:each) do
+        CachedResource.connection.cache_store.write(@key, @thing.attributes)
+      end
     
-    it "should NOT make a request to the RESTful server" do
-      CachedResource.connection.should_not_receive(:get_without_cache)
-      CachedResource.find(1)
-    end
+      it "should NOT make a request to the RESTful server" do
+        CachedResource.connection.should_not_receive(:get_without_cache)
+        CachedResource.find(1)
+      end
     
-    it "should read from the cache" do
-      CachedResource.find(1).should == @thing
-    end
+      it "should read from the cache" do
+        CachedResource.find(1).should == @thing
+      end
     
-    it "should delete from the cache when an object is DELETEd" do
-      CachedResource.connection.should_receive(:delete_without_cache)
-      CachedResource.delete(1)
-      CachedResource.connection.cache_store.read(@key).should == nil
-    end
+      it "should delete from the cache when an object is DELETEd" do
+        CachedResource.connection.should_receive(:delete_without_cache)
+        CachedResource.delete(1)
+        CachedResource.connection.cache_store.read(@key).should == nil
+      end
 
-    it "should delete from the cache when an object is modified" do
-      thing = CachedResource.find(1)
-      thing.stub(:load_attributes_from_response).and_return(@thing.attributes)
-      CachedResource.connection.should_receive(:put_without_cache)
-      thing.save
-      CachedResource.connection.cache_store.read(@key).should == nil
+      it "should delete from the cache when an object is modified" do
+        thing = CachedResource.find(1)
+        thing.stub(:load_attributes_from_response).and_return(@thing.attributes)
+        CachedResource.connection.should_receive(:put_without_cache)
+        thing.save
+        CachedResource.connection.cache_store.read(@key).should == nil
+      end
     end
+  
+    context "when a cached response is NOT available" do
+      before(:each) do
+        CachedResource.connection.cache_store.delete(@key)
+      end
+    
+      it "SHOULD perform an ActiveResource request" do
+        CachedResource.connection.should_receive(:get_without_cache).and_return(@thing.attributes)
+        CachedResource.find(1)
+      end
+    
+      it "should cache the response using the caching key" do
+        CachedResource.connection.should_receive(:get_without_cache).and_return(@thing.attributes)
+        CachedResource.find(1)
+        CachedResource.connection.cache_store.read(@key).should == @thing.attributes
+      end
+    end
   end
   
-  context "when a cached response is NOT available" do
-    before(:each) do
-      CachedResource.connection.cache_store.delete(@key)
+  context "when cache is not configured" do
+    before(:all) do
+      CachedResource.connection.cache_store = nil
     end
-    
+  
     it "SHOULD perform an ActiveResource request" do
       CachedResource.connection.should_receive(:get_without_cache).and_return(@thing.attributes)
       CachedResource.find(1)
     end
+  
+    it "should not raise exception finding object" do
+      lambda {
+        CachedResource.connection.should_receive(:get_without_cache).and_return(@thing.attributes)
+        CachedResource.find(1)
+      }.should_not raise_exception
+    end
     
-    it "should cache the response using the caching key" do
-      CachedResource.connection.should_receive(:get_without_cache).and_return(@thing.attributes)
-      CachedResource.find(1)
-      CachedResource.connection.cache_store.read(@key).should == @thing.attributes
+    it "should not raise exception when an object is DELETEd" do
+      lambda {
+        CachedResource.connection.should_receive(:delete_without_cache)
+        CachedResource.delete(1)
+      }.should_not raise_exception
+    end
+
+    it "should not raise exception when an object is modified" do
+      lambda {
+        @thing.stub(:load_attributes_from_response).and_return(@thing.attributes)
+        CachedResource.connection.should_receive(:put_without_cache)
+        @thing.save
+      }.should_not raise_exception
     end
   end
 end
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