feat: gitea: vendor + fix heatmap

package/gitea/source/modules/regexplru/regexplru_test.go

@@ -0,0 +1,26 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package regexplru
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestRegexpLru(t *testing.T) {
+	r, err := GetCompiled("a")
+	assert.NoError(t, err)
+	assert.True(t, r.MatchString("a"))
+
+	r, err = GetCompiled("a")
+	assert.NoError(t, err)
+	assert.True(t, r.MatchString("a"))
+
+	assert.Equal(t, 1, lruCache.Len())
+
+	_, err = GetCompiled("(")
+	assert.Error(t, err)
+	assert.Equal(t, 2, lruCache.Len())
+}