refactor(automerge): fix error handling, populate recent automerge tasks on restart (#39001)

* Refactor "automerge" related code, clarify many details (including "unique queue item", start check by pull head or commit)
* Fix automerge queue handler's error handling, clarify error messages
* Populate recent automerge tasks on restart to restore the previous aborted automerge tasks

Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
This commit is contained in:
Willem Kokke
2026-08-28 22:17:01 +01:00
committed by GitHub
parent 1652dfe62a
commit 60326ca03d
15 changed files with 246 additions and 176 deletions
+5 -6
View File
@@ -117,10 +117,9 @@ func TestMarkPullRequestAsMergeable(t *testing.T) {
prPatchCheckerQueue = nil
}()
addToQueueShaChan := make(chan string, 1)
defer test.MockVariableValue(&automergequeue.AddToQueue, func(pr *issues_model.PullRequest, sha string) {
addToQueueShaChan <- sha
})()
addToQueuePullChan := make(chan automergequeue.AutoMergeItem, 1)
defer test.MockVariableValue(&automergequeue.AddToQueue, func(item automergequeue.AutoMergeItem) { addToQueuePullChan <- item })()
ctx := t.Context()
_, _ = db.GetEngine(ctx).ID(2).Update(&issues_model.PullRequest{Status: issues_model.PullRequestStatusChecking})
pr := unittest.AssertExistsAndLoadBean(t, &issues_model.PullRequest{ID: 2})
@@ -140,8 +139,8 @@ func TestMarkPullRequestAsMergeable(t *testing.T) {
require.Equal(t, issues_model.PullRequestStatusMergeable, pr.Status)
select {
case sha := <-addToQueueShaChan:
assert.Equal(t, "985f0301dba5e7b34be866819cd15ad3d8f508ee", sha) // ref: refs/pull/3/head
case item := <-addToQueuePullChan:
assert.EqualValues(t, "pr:2:985f0301dba5e7b34be866819cd15ad3d8f508ee", item) // ref: refs/pull/3/head
case <-time.After(1 * time.Second):
assert.FailNow(t, "Timeout: nothing was added to automergequeue")
}