298 lines
13 KiB
Python
298 lines
13 KiB
Python
from django.contrib import admin
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from django.contrib.admin.options import IncorrectLookupParameters
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from django.contrib.admin.views.main import ChangeList
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from django.core.paginator import Paginator
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from django.template import Context, Template
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from django.test import TransactionTestCase
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from models import (Child, Parent, Genre, Band, Musician, Group, Quartet,
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Membership, ChordsMusician, ChordsBand, Invitation)
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class ChangeListTests(TransactionTestCase):
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def test_select_related_preserved(self):
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"""
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Regression test for #10348: ChangeList.get_query_set() shouldn't
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overwrite a custom select_related provided by ModelAdmin.queryset().
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"""
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m = ChildAdmin(Child, admin.site)
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cl = ChangeList(MockRequest(), Child, m.list_display, m.list_display_links,
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m.list_filter, m.date_hierarchy, m.search_fields,
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m.list_select_related, m.list_per_page, m.list_editable, m)
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self.assertEqual(cl.query_set.query.select_related, {'parent': {'name': {}}})
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def test_result_list_empty_changelist_value(self):
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"""
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Regression test for #14982: EMPTY_CHANGELIST_VALUE should be honored
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for relationship fields
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"""
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new_child = Child.objects.create(name='name', parent=None)
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request = MockRequest()
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m = ChildAdmin(Child, admin.site)
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cl = ChangeList(request, Child, m.list_display, m.list_display_links,
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m.list_filter, m.date_hierarchy, m.search_fields,
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m.list_select_related, m.list_per_page, m.list_editable, m)
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cl.formset = None
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template = Template('{% load admin_list %}{% spaceless %}{% result_list cl %}{% endspaceless %}')
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context = Context({'cl': cl})
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table_output = template.render(context)
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row_html = '<tbody><tr class="row1"><td class="action-checkbox"><input type="checkbox" class="action-select" value="%d" name="_selected_action" /></td><th><a href="%d/">name</a></th><td class="nowrap">(None)</td></tr></tbody>' % (new_child.id, new_child.id)
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self.assertFalse(table_output.find(row_html) == -1,
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'Failed to find expected row element: %s' % table_output)
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def test_result_list_html(self):
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"""
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Verifies that inclusion tag result_list generates a table when with
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default ModelAdmin settings.
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"""
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new_parent = Parent.objects.create(name='parent')
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new_child = Child.objects.create(name='name', parent=new_parent)
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request = MockRequest()
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m = ChildAdmin(Child, admin.site)
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cl = ChangeList(request, Child, m.list_display, m.list_display_links,
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m.list_filter, m.date_hierarchy, m.search_fields,
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m.list_select_related, m.list_per_page, m.list_editable, m)
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cl.formset = None
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template = Template('{% load admin_list %}{% spaceless %}{% result_list cl %}{% endspaceless %}')
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context = Context({'cl': cl})
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table_output = template.render(context)
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row_html = '<tbody><tr class="row1"><td class="action-checkbox"><input type="checkbox" class="action-select" value="%d" name="_selected_action" /></td><th><a href="%d/">name</a></th><td class="nowrap">Parent object</td></tr></tbody>' % (new_child.id, new_child.id)
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self.assertFalse(table_output.find(row_html) == -1,
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'Failed to find expected row element: %s' % table_output)
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def test_result_list_editable_html(self):
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"""
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Regression tests for #11791: Inclusion tag result_list generates a
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table and this checks that the items are nested within the table
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element tags.
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Also a regression test for #13599, verifies that hidden fields
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when list_editable is enabled are rendered in a div outside the
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table.
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"""
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new_parent = Parent.objects.create(name='parent')
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new_child = Child.objects.create(name='name', parent=new_parent)
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request = MockRequest()
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m = ChildAdmin(Child, admin.site)
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# Test with list_editable fields
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m.list_display = ['id', 'name', 'parent']
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m.list_display_links = ['id']
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m.list_editable = ['name']
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cl = ChangeList(request, Child, m.list_display, m.list_display_links,
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m.list_filter, m.date_hierarchy, m.search_fields,
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m.list_select_related, m.list_per_page, m.list_editable, m)
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FormSet = m.get_changelist_formset(request)
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cl.formset = FormSet(queryset=cl.result_list)
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template = Template('{% load admin_list %}{% spaceless %}{% result_list cl %}{% endspaceless %}')
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context = Context({'cl': cl})
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table_output = template.render(context)
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# make sure that hidden fields are in the correct place
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hiddenfields_div = '<div class="hiddenfields"><input type="hidden" name="form-0-id" value="%d" id="id_form-0-id" /></div>' % new_child.id
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self.assertFalse(table_output.find(hiddenfields_div) == -1,
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'Failed to find hidden fields in: %s' % table_output)
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# make sure that list editable fields are rendered in divs correctly
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editable_name_field = '<input name="form-0-name" value="name" class="vTextField" maxlength="30" type="text" id="id_form-0-name" />'
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self.assertFalse('<td>%s</td>' % editable_name_field == -1,
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'Failed to find "name" list_editable field in: %s' % table_output)
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def test_result_list_editable(self):
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"""
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Regression test for #14312: list_editable with pagination
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"""
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new_parent = Parent.objects.create(name='parent')
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for i in range(200):
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new_child = Child.objects.create(name='name %s' % i, parent=new_parent)
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request = MockRequest()
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request.GET['p'] = -1 # Anything outside range
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m = ChildAdmin(Child, admin.site)
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# Test with list_editable fields
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m.list_display = ['id', 'name', 'parent']
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m.list_display_links = ['id']
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m.list_editable = ['name']
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self.assertRaises(IncorrectLookupParameters, lambda: \
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ChangeList(request, Child, m.list_display, m.list_display_links,
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m.list_filter, m.date_hierarchy, m.search_fields,
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m.list_select_related, m.list_per_page, m.list_editable, m))
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def test_custom_paginator(self):
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new_parent = Parent.objects.create(name='parent')
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for i in range(200):
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new_child = Child.objects.create(name='name %s' % i, parent=new_parent)
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request = MockRequest()
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m = ChildAdmin(Child, admin.site)
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m.list_display = ['id', 'name', 'parent']
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m.list_display_links = ['id']
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m.list_editable = ['name']
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m.paginator = CustomPaginator
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cl = ChangeList(request, Child, m.list_display, m.list_display_links,
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m.list_filter, m.date_hierarchy, m.search_fields,
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m.list_select_related, m.list_per_page, m.list_editable, m)
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cl.get_results(request)
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self.assertIsInstance(cl.paginator, CustomPaginator)
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def test_distinct_for_m2m_in_list_filter(self):
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"""
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Regression test for #13902: When using a ManyToMany in list_filter,
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results shouldn't apper more than once. Basic ManyToMany.
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"""
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blues = Genre.objects.create(name='Blues')
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band = Band.objects.create(name='B.B. King Review', nr_of_members=11)
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band.genres.add(blues)
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band.genres.add(blues)
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m = BandAdmin(Band, admin.site)
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cl = ChangeList(MockFilteredRequestA(blues.pk), Band, m.list_display,
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m.list_display_links, m.list_filter, m.date_hierarchy,
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m.search_fields, m.list_select_related, m.list_per_page,
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m.list_editable, m)
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cl.get_results(MockFilteredRequestA(blues.pk))
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# There's only one Group instance
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self.assertEqual(cl.result_count, 1)
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def test_distinct_for_through_m2m_in_list_filter(self):
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"""
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Regression test for #13902: When using a ManyToMany in list_filter,
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results shouldn't apper more than once. With an intermediate model.
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"""
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lead = Musician.objects.create(name='Vox')
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band = Group.objects.create(name='The Hype')
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Membership.objects.create(group=band, music=lead, role='lead voice')
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Membership.objects.create(group=band, music=lead, role='bass player')
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m = GroupAdmin(Group, admin.site)
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cl = ChangeList(MockFilteredRequestB(lead.pk), Group, m.list_display,
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m.list_display_links, m.list_filter, m.date_hierarchy,
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m.search_fields, m.list_select_related, m.list_per_page,
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m.list_editable, m)
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cl.get_results(MockFilteredRequestB(lead.pk))
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# There's only one Group instance
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self.assertEqual(cl.result_count, 1)
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def test_distinct_for_inherited_m2m_in_list_filter(self):
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"""
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Regression test for #13902: When using a ManyToMany in list_filter,
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results shouldn't apper more than once. Model managed in the
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admin inherits from the one that defins the relationship.
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"""
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lead = Musician.objects.create(name='John')
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four = Quartet.objects.create(name='The Beatles')
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Membership.objects.create(group=four, music=lead, role='lead voice')
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Membership.objects.create(group=four, music=lead, role='guitar player')
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m = QuartetAdmin(Quartet, admin.site)
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cl = ChangeList(MockFilteredRequestB(lead.pk), Quartet, m.list_display,
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m.list_display_links, m.list_filter, m.date_hierarchy,
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m.search_fields, m.list_select_related, m.list_per_page,
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m.list_editable, m)
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cl.get_results(MockFilteredRequestB(lead.pk))
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# There's only one Quartet instance
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self.assertEqual(cl.result_count, 1)
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def test_distinct_for_m2m_to_inherited_in_list_filter(self):
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"""
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Regression test for #13902: When using a ManyToMany in list_filter,
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results shouldn't apper more than once. Target of the relationship
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inherits from another.
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"""
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lead = ChordsMusician.objects.create(name='Player A')
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three = ChordsBand.objects.create(name='The Chords Trio')
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Invitation.objects.create(band=three, player=lead, instrument='guitar')
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Invitation.objects.create(band=three, player=lead, instrument='bass')
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m = ChordsBandAdmin(ChordsBand, admin.site)
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cl = ChangeList(MockFilteredRequestB(lead.pk), ChordsBand, m.list_display,
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m.list_display_links, m.list_filter, m.date_hierarchy,
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m.search_fields, m.list_select_related, m.list_per_page,
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m.list_editable, m)
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cl.get_results(MockFilteredRequestB(lead.pk))
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# There's only one ChordsBand instance
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self.assertEqual(cl.result_count, 1)
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def test_pagination(self):
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"""
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Regression tests for #12893: Pagination in admins changelist doesn't
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use queryset set by modeladmin.
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"""
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parent = Parent.objects.create(name='anything')
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for i in range(30):
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Child.objects.create(name='name %s' % i, parent=parent)
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Child.objects.create(name='filtered %s' % i, parent=parent)
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request = MockRequest()
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# Test default queryset
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m = ChildAdmin(Child, admin.site)
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cl = ChangeList(request, Child, m.list_display, m.list_display_links,
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m.list_filter, m.date_hierarchy, m.search_fields,
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m.list_select_related, m.list_per_page, m.list_editable, m)
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self.assertEqual(cl.query_set.count(), 60)
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self.assertEqual(cl.paginator.count, 60)
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self.assertEqual(cl.paginator.page_range, [1, 2, 3, 4, 5, 6])
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# Test custom queryset
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m = FilteredChildAdmin(Child, admin.site)
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cl = ChangeList(request, Child, m.list_display, m.list_display_links,
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m.list_filter, m.date_hierarchy, m.search_fields,
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m.list_select_related, m.list_per_page, m.list_editable, m)
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self.assertEqual(cl.query_set.count(), 30)
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self.assertEqual(cl.paginator.count, 30)
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self.assertEqual(cl.paginator.page_range, [1, 2, 3])
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class ChildAdmin(admin.ModelAdmin):
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list_display = ['name', 'parent']
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list_per_page = 10
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def queryset(self, request):
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return super(ChildAdmin, self).queryset(request).select_related("parent__name")
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class FilteredChildAdmin(admin.ModelAdmin):
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list_display = ['name', 'parent']
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list_per_page = 10
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def queryset(self, request):
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return super(FilteredChildAdmin, self).queryset(request).filter(
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name__contains='filtered')
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class MockRequest(object):
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GET = {}
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class CustomPaginator(Paginator):
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def __init__(self, queryset, page_size, orphans=0, allow_empty_first_page=True):
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super(CustomPaginator, self).__init__(queryset, 5, orphans=2,
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allow_empty_first_page=allow_empty_first_page)
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class BandAdmin(admin.ModelAdmin):
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list_filter = ['genres']
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class GroupAdmin(admin.ModelAdmin):
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list_filter = ['members']
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class QuartetAdmin(admin.ModelAdmin):
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list_filter = ['members']
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class ChordsBandAdmin(admin.ModelAdmin):
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list_filter = ['members']
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class MockFilteredRequestA(object):
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def __init__(self, pk):
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self.GET = { 'genres' : pk }
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class MockFilteredRequestB(object):
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def __init__(self, pk):
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self.GET = { 'members': pk }
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