Adding upstream version 3.10.8.

Signed-off-by: Daniel Baumann <daniel@debian.org>

tree/tests/generic/references_test.go

@@ -0,0 +1,74 @@
+// Copyright Earl Warren <contact@earl-warren.org>
+// Copyright Loïc Dachary <loic@dachary.org>
+// SPDX-License-Identifier: MIT
+
+package generic
+
+import (
+	"context"
+	"sort"
+	"testing"
+
+	"code.forgejo.org/f3/gof3/v3/path"
+	"code.forgejo.org/f3/gof3/v3/tree/generic"
+	"code.forgejo.org/f3/gof3/v3/tree/memory"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestTreeCollectReferences(t *testing.T) {
+	ctx := context.Background()
+
+	for _, testCase := range []struct {
+		path     string
+		expected []string
+	}{
+		{
+			path:     "/O-A/O-B",
+			expected: []string{"/O-A/O-B/O-C"},
+		},
+		{
+			path:     "/O-A/O-D",
+			expected: []string{},
+		},
+		{
+			path:     "/O-A/O-J",
+			expected: []string{"/O-A/O-F", "/O-A/O-J/O-K"},
+		},
+		{
+			path:     "/O-A/O-J/O-L",
+			expected: []string{"/O-A/O-J/O-K"},
+		},
+		{
+			path:     "/O-A/O-J/O-M",
+			expected: []string{"/O-A/O-F"},
+		},
+		{
+			path:     "/O-A",
+			expected: []string{"/O-A/O-B/O-C", "/O-A/O-F", "/O-A/O-F/O-H", "/O-A/O-J/O-K"},
+		},
+	} {
+		t.Run(testCase.path, func(t *testing.T) {
+			tree := NewMemoryTree(ctx, "O")
+			testTreeBuild(t, tree, 2)
+
+			setReference := func(p, reference string) {
+				assert.True(t, tree.Apply(ctx, generic.NewPathFromString(p), generic.NewApplyOptions(func(ctx context.Context, parent, path path.Path, node generic.NodeInterface) {
+					memory.SetRef(node, reference)
+				})))
+			}
+			setReference("/O-A/O-B", "/O-A/O-B/O-C")
+			setReference("/O-A/O-F/O-G", "/O-A/O-F/O-H")
+			setReference("/O-A/O-J/O-M", "../../O-F")
+			setReference("/O-A/O-J/O-L", "../O-K")
+
+			actual := make([]string, 0, 10)
+			for _, reference := range generic.TreeCollectReferences(ctx, tree, generic.NewPathFromString(testCase.path)) {
+				actual = append(actual, reference.String())
+			}
+			sort.Strings(actual)
+
+			assert.EqualValues(t, testCase.expected, actual)
+		})
+	}
+}