candy_spec.rb in candy-0.0.2

- old
+ new
@@ -4,14 +4,115 @@
   # An example class to contain our methods
   class Zagnut
     include Candy
   end
   
+  before(:all) do
+    @verifier = Zagnut.collection
+  end
+  
   before(:each) do
     @this = Zagnut.new
   end
   
+  
   it "inserts a document immediately" do
     @this.id.should be_a(Mongo::ObjectID)
+  end
+
+  it "saves any attribute it doesn't already handle to the database" do
+    @this.bite = "Tasty!"
+    @verifier.find_one["bite"].should == "Tasty!"
+  end
+
+  it "retrieves any attribute it doesn't already know about from the database" do
+    @verifier.update({:_id => @this.id}, {:chew => "Yummy!", :bite => "Ouch."})
+    @this.chew.should == "Yummy!"
+  end
+
+  it "can roundtrip effectively" do
+    @this.swallow = "Gulp."
+    @this.swallow.should == "Gulp."
+  end
+
+  it "handles missing attributes gracefully" do
+    @this.licks.should == nil
+  end
+  
+  it "allows multiple attributes to be set" do
+    @this.licks = 7
+    @this.center = 0.5
+    @this.licks.should == 7
+  end
+  
+  describe "retrieval" do
+    it "can find a record by its ID" do
+      @this.licks = 10
+      that = Zagnut.find(@this.id)
+      that.licks.should == 10
+    end
+    
+    it "roundtrips across identical objects" do
+      that = Zagnut.find(@this.id)
+      @this.calories = 7500
+      that.calories.should == 7500
+    end
+    
+    it "returns nil on an object that can't be found" do
+      id = Mongo::ObjectID.new
+      Zagnut.find(id).should be_nil
+    end
+    
+    it "can get a single object by attributes" do
+      @this.pieces = 7.5
+      @this.color = "red"
+      that = Zagnut.first("pieces" => 7.5)
+      that.color.should == "red"
+    end
+    
+    it "returns nil if a first object can't be found" do
+      @this.pieces = 11
+      Zagnut.first("pieces" => 5).should be_nil
+    end
+  end
+  
+  describe "collections" do
+    before(:each) do
+      @this.color = "red"
+      @this.weight = 11.8
+      @that = Zagnut.new
+      @that.color = "red"
+      @that.pieces = 6
+      @that.weight = -5
+      @the_other = Zagnut.new
+      @the_other.color = "blue"
+      @the_other.pieces = 7
+      @the_other.weight = 0
+    end
+    
+    it "can get all objects in a collection" do
+      those = Zagnut.all
+      those.count.should == 3
+    end
+    
+    it "can get all objects matching a search condition" do
+      those = Zagnut.all(:color => "red")
+      those.count.should == 2
+    end
+    
+    it "still returns if nothing matches" do
+      Zagnut.all(:color => "green").to_a.should == []
+    end
+    
+    it "can take options" do
+      those = Zagnut.all(:color => "red", :sort => ["weight", :asc])
+      those.collect{|z| z.weight}.should == [-5, 11.8]
+    end
+      
+  end
+  
+  
+  after(:each) do
+    Zagnut.collection.remove
   end
   
 end