Discounts (#2510)

src/tests/api/test_discounts.py

@@ -0,0 +1,196 @@
+#
+# This file is part of pretix (Community Edition).
+#
+# Copyright (C) 2014-2020 Raphael Michel and contributors
+# Copyright (C) 2020-2021 rami.io GmbH and contributors
+#
+# This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General
+# Public License as published by the Free Software Foundation in version 3 of the License.
+#
+# ADDITIONAL TERMS APPLY: Pursuant to Section 7 of the GNU Affero General Public License, additional terms are
+# applicable granting you additional permissions and placing additional restrictions on your usage of this software.
+# Please refer to the pretix LICENSE file to obtain the full terms applicable to this work. If you did not receive
+# this file, see <https://pretix.eu/about/en/license>.
+#
+# This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
+# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more
+# details.
+#
+# You should have received a copy of the GNU Affero General Public License along with this program.  If not, see
+# <https://www.gnu.org/licenses/>.
+#
+
+import pytest
+from django_scopes import scopes_disabled
+
+from pretix.base.models import Discount
+
+
+@pytest.fixture
+def discount(event):
+    return event.discounts.create(
+        internal_name="3 for 2",
+        condition_min_count=3,
+        benefit_discount_matching_percent=100,
+        benefit_only_apply_to_cheapest_n_matches=1,
+        position=1,
+    )
+
+
+TEST_DISCOUNT_RES = {
+    "active": True,
+    "internal_name": "3 for 2",
+    "position": 1,
+    "sales_channels": ["web"],
+    "available_from": None,
+    "available_until": None,
+    "subevent_mode": "mixed",
+    "condition_all_products": True,
+    "condition_limit_products": [],
+    "condition_apply_to_addons": True,
+    "condition_ignore_voucher_discounted": False,
+    "condition_min_count": 3,
+    "condition_min_value": "0.00",
+    "benefit_discount_matching_percent": "100.00",
+    "benefit_only_apply_to_cheapest_n_matches": 1
+}
+
+
+@pytest.mark.django_db
+def test_discount_list(token_client, organizer, event, team, discount):
+    res = dict(TEST_DISCOUNT_RES)
+    res["id"] = discount.pk
+    resp = token_client.get('/api/v1/organizers/{}/events/{}/discounts/'.format(organizer.slug, event.slug))
+    assert resp.status_code == 200
+    assert [res] == resp.data['results']
+    resp = token_client.get('/api/v1/organizers/{}/events/{}/discounts/?active=true'.format(
+        organizer.slug, event.slug))
+    assert resp.status_code == 200
+    assert [res] == resp.data['results']
+    resp = token_client.get('/api/v1/organizers/{}/events/{}/discounts/?active=false'.format(
+        organizer.slug, event.slug))
+    assert resp.status_code == 200
+    assert [] == resp.data['results']
+
+
+@pytest.mark.django_db
+def test_discount_detail(token_client, organizer, event, team, discount):
+    res = dict(TEST_DISCOUNT_RES)
+    res["id"] = discount.pk
+    resp = token_client.get('/api/v1/organizers/{}/events/{}/discounts/{}/'.format(organizer.slug, event.slug,
+                                                                                   discount.pk))
+    assert resp.status_code == 200
+    assert res == resp.data
+
+
+@pytest.mark.django_db
+def test_discount_create(token_client, organizer, event, team):
+    resp = token_client.post(
+        '/api/v1/organizers/{}/events/{}/discounts/'.format(organizer.slug, event.slug),
+        {
+            "active": True,
+            "internal_name": "3 for 2",
+            "position": 2,
+            "sales_channels": ["web"],
+            "available_from": None,
+            "available_until": None,
+            "subevent_mode": "mixed",
+            "condition_all_products": True,
+            "condition_limit_products": [],
+            "condition_apply_to_addons": True,
+            "condition_ignore_voucher_discounted": False,
+            "condition_min_count": 3,
+            "condition_min_value": "0.00",
+            "benefit_discount_matching_percent": "100.00",
+            "benefit_only_apply_to_cheapest_n_matches": 1
+        },
+        format='json'
+    )
+    assert resp.status_code == 201
+    with scopes_disabled():
+        d = Discount.objects.get(pk=resp.data['id'])
+        assert d.event == event
+        assert d.internal_name == "3 for 2"
+
+
+@pytest.mark.django_db
+def test_discount_update(token_client, organizer, event, team, discount):
+    resp = token_client.patch(
+        '/api/v1/organizers/{}/events/{}/discounts/{}/'.format(organizer.slug, event.slug, discount.pk),
+        {
+            "internal_name": "Foo"
+        },
+        format='json'
+    )
+    assert resp.status_code == 200
+    with scopes_disabled():
+        d = Discount.objects.get(pk=resp.data['id'])
+        assert d.event == event
+        assert d.internal_name == "Foo"
+
+
+@pytest.mark.django_db
+def test_discount_delete(token_client, organizer, event, discount):
+    resp = token_client.delete(
+        '/api/v1/organizers/{}/events/{}/discounts/{}/'.format(organizer.slug, event.slug, discount.pk))
+    assert resp.status_code == 204
+    with scopes_disabled():
+        assert not event.discounts.filter(pk=discount.id).exists()
+
+
+@pytest.mark.django_db
+def test_validate_errors(token_client, organizer, event, team):
+    resp = token_client.post(
+        '/api/v1/organizers/{}/events/{}/discounts/'.format(organizer.slug, event.slug),
+        {
+            "internal_name": "3 for 2",
+            "subevent_mode": "mixed",
+            "condition_min_count": 3,
+            "condition_min_value": "2.00",
+            "benefit_discount_matching_percent": "100.00",
+            "benefit_only_apply_to_cheapest_n_matches": 1
+        },
+        format='json'
+    )
+    assert resp.status_code == 400
+
+    resp = token_client.post(
+        '/api/v1/organizers/{}/events/{}/discounts/'.format(organizer.slug, event.slug),
+        {
+            "internal_name": "3 for 2",
+            "subevent_mode": "mixed",
+            "condition_min_count": 0,
+            "condition_min_value": "0.00",
+            "benefit_discount_matching_percent": "100.00",
+            "benefit_only_apply_to_cheapest_n_matches": 1
+        },
+        format='json'
+    )
+    assert resp.status_code == 400
+
+    resp = token_client.post(
+        '/api/v1/organizers/{}/events/{}/discounts/'.format(organizer.slug, event.slug),
+        {
+            "internal_name": "3 for 2",
+            "subevent_mode": "mixed",
+            "condition_min_count": 0,
+            "condition_min_value": "2.00",
+            "benefit_discount_matching_percent": "100.00",
+            "benefit_only_apply_to_cheapest_n_matches": 1
+        },
+        format='json'
+    )
+    assert resp.status_code == 400
+
+    resp = token_client.post(
+        '/api/v1/organizers/{}/events/{}/discounts/'.format(organizer.slug, event.slug),
+        {
+            "internal_name": "3 for 2",
+            "subevent_mode": "distinct",
+            "condition_min_count": 0,
+            "condition_min_value": "2.00",
+            "benefit_discount_matching_percent": "100.00",
+        },
+        format='json'
+    )
+    assert resp.status_code == 400

src/tests/api/test_permissions.py

@@ -81,6 +81,7 @@ event_permission_sub_urls = [
     ('get', None, 'items/', 200),
     ('get', None, 'questions/', 200),
     ('get', None, 'quotas/', 200),
+    ('get', None, 'discounts/', 200),
     ('post', 'can_change_items', 'items/', 400),
     ('get', None, 'items/1/', 404),
     ('put', 'can_change_items', 'items/1/', 404),
@@ -91,6 +92,11 @@ event_permission_sub_urls = [
     ('put', 'can_change_items', 'categories/1/', 404),
     ('patch', 'can_change_items', 'categories/1/', 404),
     ('delete', 'can_change_items', 'categories/1/', 404),
+    ('post', 'can_change_items', 'discounts/', 400),
+    ('get', None, 'discounts/1/', 404),
+    ('put', 'can_change_items', 'discounts/1/', 404),
+    ('patch', 'can_change_items', 'discounts/1/', 404),
+    ('delete', 'can_change_items', 'discounts/1/', 404),
     ('post', 'can_change_items', 'items/1/variations/', 404),
     ('get', None, 'items/1/variations/', 404),
     ('get', None, 'items/1/variations/1/', 404),