[TESTS] verify facts for the admin storage documentation

(cherry picked from commit 57e597bf7e)
(cherry picked from commit 643a2b0e81)
(cherry picked from commit f10faffb4f)

modules/setting/forgejo_storage_test.go

@@ -0,0 +1,65 @@
+// SPDX-License-Identifier: MIT
+
+//
+// Tests verifying the Forgejo documentation on storage settings is correct
+//
+// https://forgejo.org/docs/v1.20/admin/storage/
+//
+
+package setting
+
+import (
+	"fmt"
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func testForgejoStoragePath(t *testing.T, appDataPath, iniStr string, loader func(rootCfg ConfigProvider) error, storagePtr **Storage, expectedPath string) {
+	cfg, err := NewConfigProviderFromData(iniStr)
+	assert.NoError(t, err)
+	AppDataPath = appDataPath
+	assert.NoError(t, loader(cfg))
+	storage := *storagePtr
+
+	assert.EqualValues(t, "local", storage.Type)
+	assert.True(t, filepath.IsAbs(storage.Path))
+	assert.EqualValues(t, filepath.Clean(expectedPath), filepath.Clean(storage.Path))
+}
+
+func TestForgejoDocs_StorageOverride(t *testing.T) {
+	for _, c := range []struct {
+		name     string
+		basePath string
+		section  string
+		loader   func(rootCfg ConfigProvider) error
+		storage  **Storage
+	}{
+		{"Attachements", "attachments", "attachment", loadAttachmentFrom, &Attachment.Storage},
+		{"LFS", "lfs", "lfs", loadLFSFrom, &LFS.Storage},
+		{"Avatars", "avatars", "avatar", loadAvatarsFrom, &Avatar.Storage},
+		{"Repository avatars", "repo-avatars", "repo-avatar", loadRepoAvatarFrom, &RepoAvatar.Storage},
+		{"Repository archives", "repo-archive", "repo-archive", loadRepoArchiveFrom, &RepoArchive.Storage},
+		{"Packages", "packages", "packages", loadPackagesFrom, &Packages.Storage},
+		{"Actions logs", "actions_log", "storage.actions_log", loadActionsFrom, &Actions.LogStorage},
+		{"Actions Artifacts", "actions_artifacts", "actions.artifacts", loadActionsFrom, &Actions.ArtifactStorage},
+	} {
+		t.Run(c.name, func(t *testing.T) {
+			testForgejoStoragePath(t, "/appdata", "", c.loader, c.storage, fmt.Sprintf("/appdata/%s", c.basePath))
+
+			testForgejoStoragePath(t, "/appdata", `
+[storage]
+STORAGE_TYPE = local
+PATH = /storagepath
+`, c.loader, c.storage, fmt.Sprintf("/storagepath/%s", c.basePath))
+
+			section := fmt.Sprintf(`
+[%s]
+STORAGE_TYPE = local
+PATH = /sectionpath
+`, c.section)
+			testForgejoStoragePath(t, "/appdata", section, c.loader, c.storage, "/sectionpath")
+		})
+	}
+}