Add the no_truncate parameter to the job and adhoc event sublist views

which are the ones that the CLI actually uses.

awx/main/tests/functional/api/test_events.py

@@ -0,0 +1,45 @@
+import pytest
+
+from awx.api.versioning import reverse
+from awx.main.models import AdHocCommand, AdHocCommandEvent, JobEvent
+
+
+@pytest.mark.django_db
+@pytest.mark.parametrize('truncate, expected', [
+    (True, False),
+    (False, True),
+])
+def test_job_events_sublist_truncation(get, organization_factory, job_template_factory, truncate, expected):
+    objs = organization_factory("org", superusers=['admin'])
+    jt = job_template_factory("jt", organization=objs.organization,
+                              inventory='test_inv', project='test_proj').job_template
+    job = jt.create_unified_job()
+    JobEvent.create_from_data(job_id=job.pk, uuid='abc123', event='runner_on_start',
+                              stdout='a' * 1025)
+
+    url = reverse('api:job_job_events_list', kwargs={'pk': job.pk})
+    if not truncate:
+        url += '?no_truncate=1'
+
+    response = get(url, user=objs.superusers.admin, expect=200)
+    assert (len(response.data['results'][0]['stdout']) == 1025) == expected
+
+
+@pytest.mark.django_db
+@pytest.mark.parametrize('truncate, expected', [
+    (True, False),
+    (False, True),
+])
+def test_ad_hoc_events_sublist_truncation(get, organization_factory, job_template_factory, truncate, expected):
+    objs = organization_factory("org", superusers=['admin'])
+    adhoc = AdHocCommand()
+    adhoc.save()
+    AdHocCommandEvent.create_from_data(ad_hoc_command_id=adhoc.pk, uuid='abc123', event='runner_on_start',
+                                       stdout='a' * 1025)
+
+    url = reverse('api:ad_hoc_command_ad_hoc_command_events_list', kwargs={'pk': adhoc.pk})
+    if not truncate:
+        url += '?no_truncate=1'
+
+    response = get(url, user=objs.superusers.admin, expect=200)
+    assert (len(response.data['results'][0]['stdout']) == 1025) == expected