1 files changed, 46 insertions, 0 deletions
diff --git a/taskcluster/gecko_taskgraph/transforms/test/confirm_failure.py b/taskcluster/gecko_taskgraph/transforms/test/confirm_failure.py
new file mode 100644
index 0000000000..d6a640c6d5
--- /dev/null
+++ b/taskcluster/gecko_taskgraph/transforms/test/confirm_failure.py
@@ -0,0 +1,46 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+from taskgraph.transforms.base import TransformSequence
+from taskgraph.util.treeherder import join_symbol, split_symbol
+
+from gecko_taskgraph.util.copy_task import copy_task
+
+transforms = TransformSequence()
+
+
+@transforms.add
+def test_confirm_failure_tasks(config, tasks):
+    """Copy test-* tasks to have -cf copy."""
+
+    for task in tasks:
+        if config.params["try_task_config"].get("new-test-config", False):
+            yield task
+            continue
+
+        if "backlog" in task["suite"] or "failure" in task["suite"]:
+            yield task
+            continue
+
+        # support mochitest, xpcshell, reftest, wpt*
+        if any(
+            task["suite"].startswith(s)
+            for s in ("mochitest", "reftest", "xpcshell", "web-platform")
+        ):
+            env = config.params.get("try_task_config", {}) or {}
+            env = env.get("templates", {}).get("env", {})
+
+            cftask = copy_task(task)
+
+            # when scheduled other settings will be made
+            cftask["tier"] = 2
+            cftask["confirm-failure"] = True
+            group, symbol = split_symbol(cftask["treeherder-symbol"])
+            group += "-cf"
+            cftask["treeherder-symbol"] = join_symbol(group, symbol)
+            cftask["run-on-projects"] = []
+            cftask["optimization"] = {"always": None}
+            yield cftask
+
+        yield task