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// Copyright 2018 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 (
"html/template"
"testing"
qt "github.com/frankban/quicktest"
)
func TestAppend(t *testing.T) {
t.Parallel()
c := qt.New(t)
for _, test := range []struct {
start any
addend []any
expected any
}{
{[]string{"a", "b"}, []any{"c"}, []string{"a", "b", "c"}},
{[]string{"a", "b"}, []any{"c", "d", "e"}, []string{"a", "b", "c", "d", "e"}},
{[]string{"a", "b"}, []any{[]string{"c", "d", "e"}}, []string{"a", "b", "c", "d", "e"}},
{[]string{"a"}, []any{"b", template.HTML("c")}, []any{"a", "b", template.HTML("c")}},
{nil, []any{"a", "b"}, []string{"a", "b"}},
{nil, []any{nil}, []any{nil}},
{[]any{}, []any{[]string{"c", "d", "e"}}, []string{"c", "d", "e"}},
{
tstSlicers{&tstSlicer{"a"}, &tstSlicer{"b"}},
[]any{&tstSlicer{"c"}},
tstSlicers{&tstSlicer{"a"}, &tstSlicer{"b"}, &tstSlicer{"c"}},
},
{
&tstSlicers{&tstSlicer{"a"}, &tstSlicer{"b"}},
[]any{&tstSlicer{"c"}},
tstSlicers{
&tstSlicer{"a"},
&tstSlicer{"b"},
&tstSlicer{"c"},
},
},
{
testSlicerInterfaces{&tstSlicerIn1{"a"}, &tstSlicerIn1{"b"}},
[]any{&tstSlicerIn1{"c"}},
testSlicerInterfaces{&tstSlicerIn1{"a"}, &tstSlicerIn1{"b"}, &tstSlicerIn1{"c"}},
},
//https://github.com/gohugoio/hugo/issues/5361
{
[]string{"a", "b"},
[]any{tstSlicers{&tstSlicer{"a"}, &tstSlicer{"b"}}},
[]any{"a", "b", &tstSlicer{"a"}, &tstSlicer{"b"}},
},
{
[]string{"a", "b"},
[]any{&tstSlicer{"a"}},
[]any{"a", "b", &tstSlicer{"a"}},
},
// Errors
{"", []any{[]string{"a", "b"}}, false},
// No string concatenation.
{
"ab",
[]any{"c"},
false,
},
} {
result, err := Append(test.start, test.addend...)
if b, ok := test.expected.(bool); ok && !b {
c.Assert(err, qt.Not(qt.IsNil))
continue
}
c.Assert(err, qt.IsNil)
c.Assert(result, qt.DeepEquals, test.expected)
}
}
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