Bug 1902029 - Search input criteria of 12-40 characters is too restrictive (#8258)

* Add new field author_contains to PushViewSet

* Add iexact to the existing author param

* Add test coverage

tests/webapp/api/test_push_api.py

@@ -281,6 +281,16 @@ def test_push_author(client, test_repository):
     assert len(results) == 2  # would have 3 if filter not applied
     assert set([result["id"] for result in results]) == set([1, 2])
 
+    # iexact looks for a case-insensitive match
+    resp = client.get(
+        reverse("push-list", kwargs={"project": test_repository.name}) + "?author=FoO@bar.com"
+    )
+    assert resp.status_code == 200
+
+    results = resp.json()["results"]
+    assert len(results) == 2  # would have 3 if filter not applied
+    assert set([result["id"] for result in results]) == set([1, 2])
+
     resp = client.get(
         reverse("push-list", kwargs={"project": test_repository.name}) + "?author=foo2@bar.com"
     )
@@ -299,6 +309,61 @@ def test_push_author(client, test_repository):
     assert len(results) == 2  # would have 3 if filter not applied
     assert set([result["id"] for result in results]) == set([1, 2])
 
+    # iexact looks for a case-insensitive match
+    resp = client.get(
+        reverse("push-list", kwargs={"project": test_repository.name}) + "?author=-FOo2@bar.com"
+    )
+    assert resp.status_code == 200
+
+    results = resp.json()["results"]
+    assert len(results) == 2  # would have 3 if filter not applied
+    assert set([result["id"] for result in results]) == set([1, 2])
+
+
+def test_push_author_contains(client, test_repository):
+    """
+    test the author parameter
+    """
+    for revision, author in [
+        ("1234abcd", "foo@bar.com"),
+        ("2234abcd", "foo2@bar.com"),
+        ("3234abcd", "qux@bar.com"),
+    ]:
+        Push.objects.create(
+            repository=test_repository,
+            revision=revision,
+            author=author,
+            time=datetime.datetime.now(),
+        )
+
+    # icontains - case-insensitive containment test
+    resp = client.get(
+        reverse("push-list", kwargs={"project": test_repository.name}) + "?author_contains=fOo"
+    )
+    assert resp.status_code == 200
+
+    results = resp.json()["results"]
+    assert len(results) == 2
+    assert set([result["id"] for result in results]) == set([1, 2])
+
+    resp = client.get(
+        reverse("push-list", kwargs={"project": test_repository.name}) + "?author_contains=foO2"
+    )
+    assert resp.status_code == 200
+
+    results = resp.json()["results"]
+    assert len(results) == 1
+    assert results[0]["id"] == 2
+
+    resp = client.get(
+        reverse("push-list", kwargs={"project": test_repository.name}) + "?author_contains=qux"
+    )
+    assert resp.status_code == 200
+
+    results = resp.json()["results"]
+    assert len(results) == 1
+    assert results[0]["id"] == 3
+
 
 def test_push_reviewbot(client, test_repository):
     """

treeherder/webapp/api/push.py

@@ -155,9 +155,13 @@ class PushViewSet(viewsets.ViewSet):
         if author:
             if author.startswith("-"):
                 author = author[1::]
-                pushes = pushes.exclude(author=author)
+                pushes = pushes.exclude(author__iexact=author)
             else:
-                pushes = pushes.filter(author=author)
+                pushes = pushes.filter(author__iexact=author)
+
+        author_contains = filter_params.get("author_contains")
+        if author_contains:
+            pushes = pushes.filter(author__icontains=author_contains)
 
         if filter_params.get("hide_reviewbot_pushes") == "true":
             pushes = pushes.exclude(author="reviewbot")