Unit test analysis

* adds unit test for creating report
* fixes bug where new (>2018) eco accounts have not been fetched correctly from the  db
* adds enhancements in the frontend
* improves test data setup

analysis/tests/unit/test_forms.py

@@ -0,0 +1,47 @@
+"""
+Author: Michel Peltriaux
+Organization: Struktur- und Genehmigungsdirektion Nord, Rhineland-Palatinate, Germany
+Contact: ksp-servicestelle@sgdnord.rlp.de
+Created on: 15.08.23
+
+"""
+from datetime import timedelta
+
+from django.urls import reverse
+from django.utils.timezone import now
+from django.utils.translation import gettext_lazy as _
+
+from analysis.forms import TimespanReportForm
+from konova.tests.test_views import BaseTestCase
+
+
+class TimeSpanReportFormTestCase(BaseTestCase):
+    def setUp(self) -> None:
+        super().setUp()
+        eiv = self.create_dummy_intervention()
+
+    def test_init(self):
+        form = TimespanReportForm()
+        self.assertEqual(form.form_title, str(_("Generate report")))
+        self.assertEqual(form.form_caption, str(_("Select a timespan and the desired conservation office") ))
+        self.assertEqual(form.action_url, reverse("analysis:reports"))
+        self.assertFalse(form.show_cancel_btn)
+        self.assertEqual(form.action_btn_label, str(_("Continue")))
+
+    def test_save(self):
+        date_from = now().date() - timedelta(days=365)
+        date_to = now().date()
+        office = self.get_conservation_office_code()
+        data = {
+            "date_from": date_from,
+            "date_to": date_to,
+            "conservation_office": office,
+        }
+        form = TimespanReportForm(data)
+        self.assertTrue(form.is_valid(), msg=f"{form.errors}")
+
+        detail_report_url = form.save()
+        self.assertEqual(
+            detail_report_url,
+            reverse("analysis:report-detail", args=(office.id,)) + f"?df={date_from}&dt={date_to}"
+        )