tpl: Add docshelper for template funcs

And fix some other minor related issues.

Updates #3418

1 files changed, 33 insertions, 0 deletions

diff --git a/tpl/internal/templatefuncRegistry_test.go b/tpl/internal/templatefuncRegistry_test.go
new file mode 100644
index 000000000..dfc4ba09b
--- /dev/null
+++ b/tpl/internal/templatefuncRegistry_test.go
@@ -0,0 +1,33 @@
+// Copyright 2017 The Hugo Authors. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package internal
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+type Test struct {
+}
+
+func (t *Test) MyTestMethod() string {
+	return "abcde"
+}
+
+func TestMethodToName(t *testing.T) {
+	test := &Test{}
+
+	require.Equal(t, "MyTestMethod", methodToName(test.MyTestMethod))
+}