Changeset a1b2471 in sasview for sansmodels/src/sans/models/test/utest_model_sphereexpshell.py

Timestamp:

Sep 21, 2010 5:44:24 PM (14 years ago)

Author:

Jae Cho <jhjcho@…>

Branches:

master, ESS_GUI, ESS_GUI_Docs, ESS_GUI_batch_fitting, ESS_GUI_bumps_abstraction, ESS_GUI_iss1116, ESS_GUI_iss879, ESS_GUI_iss959, ESS_GUI_opencl, ESS_GUI_ordering, ESS_GUI_sync_sascalc, costrafo411, magnetic_scatt, release-4.1.1, release-4.1.2, release-4.2.2, release_4.0.1, ticket-1009, ticket-1094-headless, ticket-1242-2d-resolution, ticket-1243, ticket-1249, ticket885, unittest-saveload

Children:

db08737

Parents:

60c320b

Message:

added sld plot for onion model and etc…

File:

• sansmodels/src/sans/models/test/utest_model_sphereexpshell.py (modified) (2 diffs)

sansmodels/src/sans/models/test/utest_model_sphereexpshell.py

@@ -14 +14 @@
         from sans.models.SphereExpShellModel import SphereExpShellModel
         from sans.models.CoreMultiShellModel import CoreMultiShellModel
+        from sans.models.VesicleModel import VesicleModel 
 
         self.model = SphereExpShellModel(n_shells=1)
         self.model2 = SphereExpShellModel(n_shells=1).model
         self.model3 = CoreMultiShellModel(n_shells=1)
+        self.model4 = VesicleModel()
         
     def test_compare_Exp0_flat(self):
@@ -49 +51 @@
         self.assertAlmostEqual(self.model2.run(0.1),self.model3.run(0.1),10)
 
+    def test_compare_Exp0_flat_vesicle(self):
+        """
+        Check if Exp function with A_shell=0 gives the same value as Flat function of vesicle model when sld_solv=sld_core
+        """
+        print "\n*****Note: All tests (test_compare_Exp0_flat and test_compare_Expsmall_line) were passes since Sept. 18, 2010..."
+        # Exp: func_shell = 2, Line: func_shell =1 , Flat: func_shell = 0.
+        # A_shell = The coefficient of the exponential function: exp(A_shell*(r-ro)/thick_shell)
+        # exp function by default
+        # exp function crosses over to flat func at A_shell=0
+        self.model.setParam("A_shell1", 0)
+                # set A_shell=1
+        self.model2.setParam("A_shell1", 1)
+        # change the function to flat function
+        self.model2.setParam("func_shell1", 0)
+        
+        # model: set param values as same as the model2
+        self.model.setParam("background", 0.0)
+        self.model.setParam("rad_core", 100.0)
+        self.model.setParam("scale", 1.0)
+        self.model.setParam("sld_core", 6.36e-006)
+        self.model.setParam("sld_in_shell1", 5e-007)
+        self.model.setParam("sld_solv", 6.36e-006)
+        self.model.setParam("thick_shell1", 30.0)
+        # model2: set param values as same as the model2
+        self.model2.setParam("background", 0.0)
+        self.model2.setParam("rad_core", 100.0)
+        self.model2.setParam("scale", 1.0)
+        self.model2.setParam("sld_core", 6.36e-006)
+        self.model2.setParam("sld_in_shell1", 5e-007)
+        self.model2.setParam("sld_solv", 6.36e-006)
+        self.model2.setParam("thick_shell1", 30.0)
+        #Compare exp(A=0) to flat (where A_shell is null) function
+        self.assertEqual(self.model.run(0.1),self.model4.run(0.1))
+        self.assertEqual(self.model2.run(0.1),self.model4.run(0.1))
+        #self.assertAlmostEqual(self.model2.run(0.1),self.model3.run(0.1),10)
+
   
     def test_compare_Expsmall_line(self):