Move commit related functions to gitrepo package (#35600)

modules/gitrepo/commit_test.go

@@ -0,0 +1,35 @@
+// Copyright 2025 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package gitrepo
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestCommitsCount(t *testing.T) {
+	bareRepo1 := &mockRepository{path: "repo1_bare"}
+
+	commitsCount, err := CommitsCount(t.Context(), bareRepo1,
+		CommitsCountOptions{
+			Revision: []string{"8006ff9adbf0cb94da7dad9e537e53817f9fa5c0"},
+		})
+
+	assert.NoError(t, err)
+	assert.Equal(t, int64(3), commitsCount)
+}
+
+func TestCommitsCountWithoutBase(t *testing.T) {
+	bareRepo1 := &mockRepository{path: "repo1_bare"}
+
+	commitsCount, err := CommitsCount(t.Context(), bareRepo1,
+		CommitsCountOptions{
+			Not:      "master",
+			Revision: []string{"branch1"},
+		})
+
+	assert.NoError(t, err)
+	assert.Equal(t, int64(2), commitsCount)
+}