Move assignent group loading to ancestor component

Test plan:
  - As a teacher:
    - Create multiple grading periods
        - Create assignments with due dates that correspond to them
        - Verify that you can filter assignments by grading periods
    - Create a student and conclude his enrollment
        - Verify in the gradebook that you can toggle
        "Show... Conlcuded enrollments"
    - Create multiple sections
        - Verify that you can filter students by section
    - Create multiple student groups
        - Verify that you can filter by student groups
    - Verify that you can filter assignments by grading period

flag=none

Refs EVAL-1934

Change-Id: Idfcdbf69162bae37da495df573f3aa07dc07030e
Reviewed-on: https://gerrit.instructure.com/c/canvas-lms/+/303168
Tested-by: Service Cloud Jenkins <[email protected]>
QA-Review: Derek Williams <[email protected]>
Product-Review: Deborah Kwak <[email protected]>
Reviewed-by: Cameron Ray <[email protected]>
Reviewed-by: Kai Bjorkman <[email protected]>

spec/javascripts/jsx/gradebook/GradebookDataSpec.js

@@ -162,7 +162,7 @@ QUnit.module('Gradebook#updateStudentHeadersAndReloadData', hooks => {
 
   hooks.beforeEach(() => {
     gradebook = createGradebook()
-    sinon.stub(gradebook.dataLoader, 'reloadStudentDataForEnrollmentFilterChange')
+    sinon.stub(gradebook.dataLoader, 'reloadStudentData')
   })
 
   test('makes a call to update column headers', () => {
@@ -183,23 +183,6 @@ QUnit.module('Gradebook#updateStudentHeadersAndReloadData', hooks => {
     const [columnHeadersToUpdate] = updateColumnHeaders.lastCall.args
     deepEqual(columnHeadersToUpdate, ['student'])
   })
-
-  test('reloads student data', () => {
-    gradebook.updateStudentHeadersAndReloadData()
-    strictEqual(gradebook.dataLoader.reloadStudentDataForEnrollmentFilterChange.callCount, 1)
-  })
-
-  test('reloads the student data after the column headers have been updated', () => {
-    const updateColumnHeaders = sinon.stub(
-      gradebook.gradebookGrid.gridSupport.columns,
-      'updateColumnHeaders'
-    )
-    gradebook.updateStudentHeadersAndReloadData()
-    sinon.assert.callOrder(
-      updateColumnHeaders,
-      gradebook.dataLoader.reloadStudentDataForEnrollmentFilterChange
-    )
-  })
 })
 
 QUnit.module('Gradebook#gotCustomColumnDataChunk', {

spec/javascripts/jsx/gradebook/GradebookFiltersSpec.js

@@ -474,7 +474,7 @@ QUnit.module('Gradebook#updateCurrentSection', {
     this.gradebook.postGradesStore = {
       setSelectedSection: sinon.stub(),
     }
-    sandbox.stub(this.gradebook.dataLoader, 'reloadStudentDataForSectionFilterChange')
+    sandbox.stub(this.gradebook.dataLoader, 'reloadStudentData')
     sinon.stub(this.gradebook, 'saveSettings').callsFake(() => Promise.resolve())
     sandbox.stub(this.gradebook, 'updateSectionFilterVisibility')
   },
@@ -543,7 +543,7 @@ test('has no effect when the section has not changed', function () {
 
 test('reloads student data after saving settings', async function () {
   await this.gradebook.updateCurrentSection('2001')
-  strictEqual(this.gradebook.dataLoader.reloadStudentDataForSectionFilterChange.callCount, 1)
+  strictEqual(this.gradebook.dataLoader.reloadStudentData.callCount, 1)
 })
 
 QUnit.module('Gradebook#isFilteringColumnsByGradingPeriod', {
@@ -828,7 +828,7 @@ QUnit.module('Gradebook#toggleEnrollmentFilter', {
         updateColumnHeaders: sinon.stub(),
       },
     }
-    sandbox.stub(this.gradebook.dataLoader, 'reloadStudentDataForEnrollmentFilterChange')
+    sandbox.stub(this.gradebook.dataLoader, 'reloadStudentData')
     sandbox.stub(this.gradebook, 'saveSettings').callsFake(() => Promise.resolve())
   },
 })
@@ -861,7 +861,7 @@ test('includes the "student" column id when updating column headers', async func
 
 test('reloads student data after saving settings', async function () {
   await this.gradebook.toggleEnrollmentFilter('inactive')
-  strictEqual(this.gradebook.dataLoader.reloadStudentDataForEnrollmentFilterChange.callCount, 1)
+  strictEqual(this.gradebook.dataLoader.reloadStudentData.callCount, 1)
 })
 
 QUnit.module('Gradebook#updateCurrentModule', {