weights_spec.rb in picky-1.3.0

- old
+ new
@@ -1,47 +1,70 @@
 require 'spec_helper'
 
 describe Query::Weights do
 
-  before(:each) do
-    @weights = Query::Weights.new [:test1, :test2]         => 6,
-                                     [:test1]                 => 5,
-                                     [:test3]                 => 3,
-                                     [:test3, :test2]         => 4,
-                                     [:test1, :test4]         => 5,
-                                     [:test4, :test1]         => 5,
-                                     [:test4, :test1, :test2] => 4,
-                                     [:test1, :test4, :test2] => 4,
-                                     [:test4, :test5]         => 3,
-                                     [:test5, :test1]         => 2,
-                                     [:test1, :test5]         => 2,
-                                     [:test3, :test1]         => 2,
-                                     [:test1, :test3]         => 2
-  end
+  context 'with weights' do
+    before(:each) do
+      @weights = Query::Weights.new [:test1, :test2]         => 6,
+                                       [:test1]                 => 5,
+                                       [:test3]                 => 3,
+                                       [:test3, :test2]         => 4,
+                                       [:test1, :test4]         => 5,
+                                       [:test4, :test1]         => 5,
+                                       [:test4, :test1, :test2] => 4,
+                                       [:test1, :test4, :test2] => 4,
+                                       [:test4, :test5]         => 3,
+                                       [:test5, :test1]         => 2,
+                                       [:test1, :test5]         => 2,
+                                       [:test3, :test1]         => 2,
+                                       [:test1, :test3]         => 2
+    end
 
-  describe "weight_for" do
-    it "should return zero if there is no specific weight" do
-      @weights.weight_for([:not_a_specific_allocation]).should be_zero
+    describe "weight_for" do
+      it "should return zero if there is no specific weight" do
+        @weights.weight_for([:not_a_specific_allocation]).should be_zero
+      end
     end
-  end
   
-  def self.it_should_return_a_specific_weight_for(allocation, weight)
-    it "should return weight #{weight} for #{allocation.inspect}" do
-      @weights.weight_for(allocation).should == weight
+    def self.it_should_return_a_specific_weight_for(allocation, weight)
+      it "should return weight #{weight} for #{allocation.inspect}" do
+        @weights.weight_for(allocation).should == weight
+      end
     end
-  end
   
-  it_should_return_a_specific_weight_for [:test1, :test2],         6
-  it_should_return_a_specific_weight_for [:test1],                 5
-  it_should_return_a_specific_weight_for [:test1, :test3],         2
-  it_should_return_a_specific_weight_for [:test3],                 3
-  it_should_return_a_specific_weight_for [:test3, :test2],         4
-  it_should_return_a_specific_weight_for [:test1, :test4],         5
-  it_should_return_a_specific_weight_for [:test4, :test1],         5
-  it_should_return_a_specific_weight_for [:test4, :test1, :test2], 4
-  it_should_return_a_specific_weight_for [:test1, :test4, :test2], 4
-  it_should_return_a_specific_weight_for [:test4, :test5],         3
-  it_should_return_a_specific_weight_for [:test5, :test1],         2
-  it_should_return_a_specific_weight_for [:test1, :test5],         2
-  it_should_return_a_specific_weight_for [:test3, :test1],         2
+    it_should_return_a_specific_weight_for [:test1, :test2],         6
+    it_should_return_a_specific_weight_for [:test1],                 5
+    it_should_return_a_specific_weight_for [:test1, :test3],         2
+    it_should_return_a_specific_weight_for [:test3],                 3
+    it_should_return_a_specific_weight_for [:test3, :test2],         4
+    it_should_return_a_specific_weight_for [:test1, :test4],         5
+    it_should_return_a_specific_weight_for [:test4, :test1],         5
+    it_should_return_a_specific_weight_for [:test4, :test1, :test2], 4
+    it_should_return_a_specific_weight_for [:test1, :test4, :test2], 4
+    it_should_return_a_specific_weight_for [:test4, :test5],         3
+    it_should_return_a_specific_weight_for [:test5, :test1],         2
+    it_should_return_a_specific_weight_for [:test1, :test5],         2
+    it_should_return_a_specific_weight_for [:test3, :test1],         2
+  
+    describe 'to_s' do
+      it 'is correct' do
+        @weights.to_s.should == "{[:test1, :test2]=>6, [:test1]=>5, [:test3]=>3, [:test3, :test2]=>4, [:test1, :test4]=>5, [:test4, :test1]=>5, [:test4, :test1, :test2]=>4, [:test1, :test4, :test2]=>4, [:test4, :test5]=>3, [:test5, :test1]=>2, [:test1, :test5]=>2, [:test3, :test1]=>2, [:test1, :test3]=>2}"
+      end
+    end
+    describe 'empty?' do
+      it 'is correct' do
+        @weights.empty?.should == false
+      end
+    end
+  end
+  context 'without weights' do
+    before(:each) do
+      @weights = Query::Weights.new
+    end
+    describe 'empty?' do
+      it 'is correct' do
+        @weights.empty?.should == true
+      end
+    end
+  end
   
 end
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