mirror of https://github.com/gohugoio/hugo
93 lines
2.6 KiB
Go
93 lines
2.6 KiB
Go
// Copyright 2017 The Hugo Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package collections
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import (
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"fmt"
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"testing"
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"github.com/gohugoio/hugo/common/maps"
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qt "github.com/frankban/quicktest"
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)
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func TestIndex(t *testing.T) {
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t.Parallel()
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c := qt.New(t)
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ns := newNs()
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var (
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emptyInterface any
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nilPointer *int
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)
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for i, test := range []struct {
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item any
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indices []any
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expect any
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isErr bool
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}{
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{[]int{0, 1}, []any{0}, 0, false},
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{[]int{0, 1}, []any{9}, nil, false}, // index out of range
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{[]uint{0, 1}, nil, []uint{0, 1}, false},
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{[][]int{{1, 2}, {3, 4}}, []any{0, 0}, 1, false},
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{map[int]int{1: 10, 2: 20}, []any{1}, 10, false},
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{map[int]int{1: 10, 2: 20}, []any{0}, 0, false},
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{map[string]map[string]string{"a": {"b": "c"}}, []any{"a", "b"}, "c", false},
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{[]map[string]map[string]string{{"a": {"b": "c"}}}, []any{0, "a", "b"}, "c", false},
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{map[string]map[string]any{"a": {"b": []string{"c", "d"}}}, []any{"a", "b", 1}, "d", false},
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{maps.Params{"a": "av"}, []any{"A"}, "av", false},
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{maps.Params{"a": map[string]any{"b": "bv"}}, []any{"A", "B"}, "bv", false},
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// These used to be errors.
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// See issue 10489.
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{nil, nil, nil, false},
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{nil, []any{0}, nil, false},
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{emptyInterface, []any{0}, nil, false},
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{nilPointer, []any{0}, nil, false},
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// errors
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{[]int{0, 1}, []any{"1"}, nil, true},
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{[]int{0, 1}, []any{nil}, nil, true},
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{tstNoStringer{}, []any{0}, nil, true},
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} {
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c.Run(fmt.Sprintf("vararg %d", i), func(c *qt.C) {
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errMsg := qt.Commentf("[%d] %v", i, test)
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result, err := ns.Index(test.item, test.indices...)
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if test.isErr {
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c.Assert(err, qt.Not(qt.IsNil), errMsg)
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return
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}
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c.Assert(err, qt.IsNil, errMsg)
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c.Assert(result, qt.DeepEquals, test.expect, errMsg)
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})
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c.Run(fmt.Sprintf("slice %d", i), func(c *qt.C) {
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errMsg := qt.Commentf("[%d] %v", i, test)
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result, err := ns.Index(test.item, test.indices)
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if test.isErr {
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c.Assert(err, qt.Not(qt.IsNil), errMsg)
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return
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}
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c.Assert(err, qt.IsNil, errMsg)
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c.Assert(result, qt.DeepEquals, test.expect, errMsg)
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})
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}
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}
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