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// 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 collections
import (
"testing"
"fmt"
"github.com/gohugoio/hugo/deps"
"github.com/gohugoio/hugo/tpl"
"github.com/stretchr/testify/require"
)
type templateFinder int
func (templateFinder) Lookup(name string) (tpl.Template, bool) {
return nil, false
}
func (templateFinder) GetFuncs() map[string]interface{} {
return map[string]interface{}{
"print": fmt.Sprint,
}
}
func TestApply(t *testing.T) {
t.Parallel()
ns := New(&deps.Deps{Tmpl: new(templateFinder)})
strings := []interface{}{"a\n", "b\n"}
result, err := ns.Apply(strings, "print", "a", "b", "c")
require.NoError(t, err)
require.Equal(t, []interface{}{"abc", "abc"}, result, "testing variadic")
_, err = ns.Apply(strings, "apply", ".")
require.Error(t, err)
var nilErr *error
_, err = ns.Apply(nilErr, "chomp", ".")
require.Error(t, err)
_, err = ns.Apply(strings, "dobedobedo", ".")
require.Error(t, err)
_, err = ns.Apply(strings, "foo.Chomp", "c\n")
if err == nil {
t.Errorf("apply with unknown func should fail")
}
}
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