             expect(trt.treatmentType, "Treatment type is incorrect")
               .to.equal(mockTrt.treatment_type)
             expect(trt.start_date.valueOf(),
-                   "Treatment begin date is incorrect")
+                   "Treatment start date is incorrect")
               .to.equal(mockTrt.start_date)
+            expect(trt.dosages, "Treatment dosages is missing")
+              .to.exist.and.not.be.empty
+            expect(trt.dosages.length, "Treatment dosages count is incorrect")
+              .to.equal(2)
+            dsg = trt.dosages[0]
+            mockDsg = mockTrt.dosages[0]
+            expect(dsg.agent, "Dosage agent is missing").to.exist
+            expect(dsg.agent.name, "Dosage agent name is missing").to.exist
+            expect(dsg.start_date.valueOf(),  "Treatment dosage start date" +
+                                              " is incorrect")
+              .to.equal(mockDsg.start_date)
+            expect(dsg.duration,  "Treatment dosage duration is incorrect")
+              .to.equal(mockDsg.duration)
 
         describe 'Modeling', ->
           modeling = null

                  expect(volume.number, "The volume number is incorrect")
                    .to.equal(1)

                it 'should have a filename', ->
                  expect(volume.filename, "The filename is missing").to.exist
                  expect(volume.filename, "The filename is incorrect")
                    .to.equal(mockVolume.filename)

                it 'should have an intensity', ->
                  expect(volume.averageIntensity, "The voume intensity is missing")

                    expect(volume.number, "The volume number is incorrect")
                      .to.equal(1)

                  it 'should have a name', ->
                    expect(volume.name, "The name is missing").to.exist
                    expect(volume.name, "The name is incorrect")
                      .to.equal(mockVolume.name)

                  it 'should have an intensity', ->
                    expect(volume.averageIntensity, "The voume intensity is missing")
