calculation_collection_spec.rb in amee-analytics-1.1.0

- old
+ new

@@ -3,11 +3,10 @@
 include AMEE::DataAbstraction
 
 describe CalculationCollection do
 
   before(:each) do
-    initialize_calculation_set
     @calcs = []
     @calcs << add_elec_calc(500,240)
     @calcs << add_elec_calc(1000,480)
     @calcs << add_elec_calc(1234,600)
     @coll = CalculationCollection.new @calcs
@@ -46,11 +45,11 @@
   it "should delegate selector methods" do
     terms = @coll.outputs
     terms.all? {|term| term.is_a? AMEE::DataAbstraction::Output }.should be_true
   end
 
-  it "should sum term values with homegeneous calcs" do
+  it "should sum term values with homogeneous calcs" do
     @coll.co2.sum.to_s.should eql "1320.0 t"
     @coll.co2.mean.to_s.should eql "440.0 t"
     @coll.usage.sum.to_s.should eql "2734.0 kWh"
   end
 
@@ -118,9 +117,26 @@
     # instantiate new based on usage and check order
     coll = @coll.sort_by_usage
     coll.first['co2'].value.should eql 240
     coll[1]['co2'].value.should eql 480
     coll.last['co2'].value.should eql 600
+  end
+
+  it "should sort calcs considering differences in units" do
+    @coll.first['usage'].value.should eql 500
+    @coll.first['usage'].unit.label.should eql 'kWh'
+    @coll[1]['usage'].value.should eql 1000
+    @coll[1]['usage'].unit.label.should eql 'kWh'
+    @coll.last['usage'].unit 'J'
+    @coll.last['usage'].value.should eql 1234
+    @coll.last['usage'].unit.label.should eql 'J'
+    @coll.sort_by_usage!
+    @coll.first['usage'].value.should eql 1234
+    @coll.first['usage'].unit.label.should eql 'J'
+    @coll[1]['usage'].value.should eql 500
+    @coll[1]['usage'].unit.label.should eql 'kWh'
+    @coll.last['usage'].value.should eql 1000
+    @coll.last['usage'].unit.label.should eql 'kWh'
   end
 
   it "should standardize units in place" do
     @coll.first['usage'].unit 'J'
     @coll.first['usage'].value.should eql 500
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