From e68b9d00a6e05b3a941f63ffb696f91e554ac5ec Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel@debian.org>
Date: Fri, 18 Oct 2024 20:33:49 +0200
Subject: Adding upstream version 9.0.3.

Signed-off-by: Daniel Baumann <daniel@debian.org>
---
 models/db/context_committer_test.go | 102 ++++++++++++++++++++++++++++++++++++
 1 file changed, 102 insertions(+)
 create mode 100644 models/db/context_committer_test.go

(limited to 'models/db/context_committer_test.go')

diff --git a/models/db/context_committer_test.go b/models/db/context_committer_test.go
new file mode 100644
index 0000000..38e91f2
--- /dev/null
+++ b/models/db/context_committer_test.go
@@ -0,0 +1,102 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package db // it's not db_test, because this file is for testing the private type halfCommitter
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+type MockCommitter struct {
+	wants []string
+	gots  []string
+}
+
+func NewMockCommitter(wants ...string) *MockCommitter {
+	return &MockCommitter{
+		wants: wants,
+	}
+}
+
+func (c *MockCommitter) Commit() error {
+	c.gots = append(c.gots, "commit")
+	return nil
+}
+
+func (c *MockCommitter) Close() error {
+	c.gots = append(c.gots, "close")
+	return nil
+}
+
+func (c *MockCommitter) Assert(t *testing.T) {
+	assert.Equal(t, c.wants, c.gots, "want operations %v, but got %v", c.wants, c.gots)
+}
+
+func Test_halfCommitter(t *testing.T) {
+	/*
+		Do something like:
+
+		ctx, committer, err := db.TxContext(db.DefaultContext)
+		if err != nil {
+			return nil
+		}
+		defer committer.Close()
+
+		// ...
+
+		if err != nil {
+			return nil
+		}
+
+		// ...
+
+		return committer.Commit()
+	*/
+
+	testWithCommitter := func(committer Committer, f func(committer Committer) error) {
+		if err := f(&halfCommitter{committer: committer}); err == nil {
+			committer.Commit()
+		}
+		committer.Close()
+	}
+
+	t.Run("commit and close", func(t *testing.T) {
+		mockCommitter := NewMockCommitter("commit", "close")
+
+		testWithCommitter(mockCommitter, func(committer Committer) error {
+			defer committer.Close()
+			return committer.Commit()
+		})
+
+		mockCommitter.Assert(t)
+	})
+
+	t.Run("rollback and close", func(t *testing.T) {
+		mockCommitter := NewMockCommitter("close", "close")
+
+		testWithCommitter(mockCommitter, func(committer Committer) error {
+			defer committer.Close()
+			if true {
+				return fmt.Errorf("error")
+			}
+			return committer.Commit()
+		})
+
+		mockCommitter.Assert(t)
+	})
+
+	t.Run("close and commit", func(t *testing.T) {
+		mockCommitter := NewMockCommitter("close", "close")
+
+		testWithCommitter(mockCommitter, func(committer Committer) error {
+			committer.Close()
+			committer.Commit()
+			return fmt.Errorf("error")
+		})
+
+		mockCommitter.Assert(t)
+	})
+}
-- 
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