Adding necessary tests to question model

Dhruv Kapadia
1 parent 299dd86d
Showing 1 changed file with 53 additions and 2 deletions Show diff stats
spec/models/question_spec.rb
@@ -6,7 +6,11 @@ describe Question do
   it {should belong_to :site}
   it {should have_many :choices}
   it {should have_many :prompts}
+  it {should have_many :votes}
+  it {should have_many :densities}
+  it {should have_many :appearances}
   it {should validate_presence_of :site}
+  it {should validate_presence_of :creator}
   before(:each) do
     @aoi_clone = Factory.create(:user, :email => "pius@alum.mit.edu", :password => "password", :password_confirmation => "password", :id => 8)
@@ -16,8 +20,6 @@ describe Question do
     }
-    #    @item1 = Factory.create(:item, :data => "foo", :id => 1, :creator_id => 8)
-    #    @item2 = Factory.create(:item, :data => "bar", :id => 2, :creator_id => 8)
   end
   it "should create a new instance given valid attributes" do
@@ -37,6 +39,55 @@ describe Question do
     q = @aoi_clone.create_question("foobarbaz", {:name => 'foo'})
     q.prompts(true).size.should == 2
   end
+
+  it "should choose an active prompt randomly" do
+    q = @aoi_clone.create_question("foobarbaz", {:name => 'foo'})
+    prompt = q.picked_prompt
+    prompt.active?.should == true
+  end
+
+  it "should choose an active prompt using catchup algorithm" do 
+    q = @aoi_clone.create_question("foobarbaz", {:name => 'foo'})
+    prompt = q.catchup_choose_prompt
+    prompt.active?.should == true
+  end
+  
+  context "catchup algorithm" do 
+	  before(:all) do
+		  user = Factory.create(:user)
+		  @catchup_q = Factory.create(:aoi_question, :site => user, :creator => user.default_visitor)
+
+		  @catchup_q.it_should_autoactivate_ideas = true
+		  @catchup_q.save!
+
+		  100.times.each do |num|
+			  user.create_choice("visitor identifier", @catchup_q, {:data => num, :local_identifier => "exmaple"})
+		  end
+	  end
+	  it "should choose an active prompt using catchup algorithm on a large number of choices" do 
+		  @catchup_q.reload
+		  # Sanity check, 2 extra choices are autocreated when empty question created
+		  @catchup_q.choices.size.should == 102
+
+		  #the catchup algorithm depends on all prompts being generated automatically
+		  @catchup_q.prompts.size.should == 102 **2 - 102
+
+		  prompt = @catchup_q.catchup_choose_prompt
+		  prompt.active?.should == true
+	  end
+
+	  it "should have a normalized vector of weights to support the catchup algorithm" do
+		  weights = @catchup_q.catchup_prompts_weights
+		  sum = 0
+		  weights.each{|k,v| sum+=v}
+
+		  (sum - 1.0).abs.should < 0.000001
+	  end
+
+
+
+  end
+
   #q = @aoi_clone.create_question("foobarbaz", {:name => 'foo'})
 end
	@@ -6,7 +6,11 @@ describe Question do		@@ -6,7 +6,11 @@ describe Question do
6	it {should belong_to :site}	6	it {should belong_to :site}
7	it {should have_many :choices}	7	it {should have_many :choices}
8	it {should have_many :prompts}	8	it {should have_many :prompts}
		9	+ it {should have_many :votes}
		10	+ it {should have_many :densities}
		11	+ it {should have_many :appearances}
9	it {should validate_presence_of :site}	12	it {should validate_presence_of :site}
		13	+ it {should validate_presence_of :creator}
10		14
11	before(:each) do	15	before(:each) do
12	@aoi_clone = Factory.create(:user, :email => "pius@alum.mit.edu", :password => "password", :password_confirmation => "password", :id => 8)	16	@aoi_clone = Factory.create(:user, :email => "pius@alum.mit.edu", :password => "password", :password_confirmation => "password", :id => 8)
	@@ -16,8 +20,6 @@ describe Question do		@@ -16,8 +20,6 @@ describe Question do
16		20
17	}	21	}
18		22
19	- # @item1 = Factory.create(:item, :data => "foo", :id => 1, :creator_id => 8)
20	- # @item2 = Factory.create(:item, :data => "bar", :id => 2, :creator_id => 8)
21	end	23	end
22		24
23	it "should create a new instance given valid attributes" do	25	it "should create a new instance given valid attributes" do
	@@ -37,6 +39,55 @@ describe Question do		@@ -37,6 +39,55 @@ describe Question do
37	q = @aoi_clone.create_question("foobarbaz", {:name => 'foo'})	39	q = @aoi_clone.create_question("foobarbaz", {:name => 'foo'})
38	q.prompts(true).size.should == 2	40	q.prompts(true).size.should == 2
39	end	41	end
		42	+
		43	+ it "should choose an active prompt randomly" do
		44	+ q = @aoi_clone.create_question("foobarbaz", {:name => 'foo'})
		45	+ prompt = q.picked_prompt
		46	+ prompt.active?.should == true
		47	+ end
		48	+
		49	+ it "should choose an active prompt using catchup algorithm" do
		50	+ q = @aoi_clone.create_question("foobarbaz", {:name => 'foo'})
		51	+ prompt = q.catchup_choose_prompt
		52	+ prompt.active?.should == true
		53	+ end
		54	+
		55	+ context "catchup algorithm" do
		56	+ before(:all) do
		57	+ user = Factory.create(:user)
		58	+ @catchup_q = Factory.create(:aoi_question, :site => user, :creator => user.default_visitor)
		59	+
		60	+ @catchup_q.it_should_autoactivate_ideas = true
		61	+ @catchup_q.save!
		62	+
		63	+ 100.times.each do \|num\|
		64	+ user.create_choice("visitor identifier", @catchup_q, {:data => num, :local_identifier => "exmaple"})
		65	+ end
		66	+ end
		67	+ it "should choose an active prompt using catchup algorithm on a large number of choices" do
		68	+ @catchup_q.reload
		69	+ # Sanity check, 2 extra choices are autocreated when empty question created
		70	+ @catchup_q.choices.size.should == 102
		71	+
		72	+ #the catchup algorithm depends on all prompts being generated automatically
		73	+ @catchup_q.prompts.size.should == 102 **2 - 102
		74	+
		75	+ prompt = @catchup_q.catchup_choose_prompt
		76	+ prompt.active?.should == true
		77	+ end
		78	+
		79	+ it "should have a normalized vector of weights to support the catchup algorithm" do
		80	+ weights = @catchup_q.catchup_prompts_weights
		81	+ sum = 0
		82	+ weights.each{\|k,v\| sum+=v}
		83	+
		84	+ (sum - 1.0).abs.should < 0.000001
		85	+ end
		86	+
		87	+
		88	+
		89	+ end
		90	+
40		91
41	#q = @aoi_clone.create_question("foobarbaz", {:name => 'foo'})	92	#q = @aoi_clone.create_question("foobarbaz", {:name => 'foo'})
42	end	93	end