Refactoring unitsCtrl

spec/javascripts/unit/admin/products/units_controller_spec.js.coffee

@@ -0,0 +1,55 @@
+describe "unitsCtrl", ->
+  ctrl = null
+  scope = null
+  product = null
+
+  beforeEach ->
+    module('admin.products')
+    inject ($rootScope, $controller, VariantUnitManager) ->
+      scope = $rootScope
+      ctrl = $controller 'unitsCtrl', {$scope: scope, VariantUnitManager: VariantUnitManager}
+
+  describe "interpretting variant_unit_with_scale", ->
+    it "splits string with one underscore and stores the two parts", ->
+      scope.product.variant_unit_with_scale = "weight_1000"
+      scope.processVariantUnitWithScale()
+      expect(scope.product.variant_unit).toEqual "weight"
+      expect(scope.product.variant_unit_scale).toEqual 1000
+
+    it "interprets strings with no underscore as variant_unit", ->
+      scope.product.variant_unit_with_scale = "items"
+      scope.processVariantUnitWithScale()
+      expect(scope.product.variant_unit).toEqual "items"
+      expect(scope.product.variant_unit_scale).toEqual null
+
+    it "sets variant_unit and variant_unit_scale to null", ->
+      scope.product.variant_unit_with_scale = null
+      scope.processVariantUnitWithScale()
+      expect(scope.product.variant_unit).toEqual null
+      expect(scope.product.variant_unit_scale).toEqual null
+
+  describe "interpretting unit_value_with_description", ->
+    beforeEach ->
+      scope.product.master = {}
+
+    describe "when a variant_unit_scale is present", ->
+      beforeEach ->
+        scope.product.variant_unit_scale = 1
+
+      it "splits by whitespace in to unit_value and unit_description", ->
+        scope.product.master.unit_value_with_description = "12 boxes"
+        scope.processUnitValueWithDescription()
+        expect(scope.product.master.unit_value).toEqual 12
+        expect(scope.product.master.unit_description).toEqual "boxes"
+
+      it "uses whole string as unit_value when only numerical characters are present", ->
+        scope.product.master.unit_value_with_description = "12345"
+        scope.processUnitValueWithDescription()
+        expect(scope.product.master.unit_value).toEqual 12345
+        expect(scope.product.master.unit_description).toEqual ''
+
+      it "uses whole string as description when string does not start with a number", ->
+        scope.product.master.unit_value_with_description = "boxes 12"
+        scope.processUnitValueWithDescription()
+        expect(scope.product.master.unit_value).toEqual null
+        expect(scope.product.master.unit_description).toEqual "boxes 12"