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// Copyright 2019 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 (
"bytes"
"reflect"
"testing"
"github.com/gohugoio/hugo/common/maps"
"github.com/gohugoio/hugo/deps"
"github.com/gohugoio/hugo/parser"
"github.com/gohugoio/hugo/parser/metadecoders"
qt "github.com/frankban/quicktest"
)
func TestMerge(t *testing.T) {
ns := New(&deps.Deps{})
simpleMap := map[string]any{"a": 1, "b": 2}
for i, test := range []struct {
name string
params []any
expect any
isErr bool
}{
{
"basic",
[]any{
map[string]any{"a": 42, "c": 3},
map[string]any{"a": 1, "b": 2},
},
map[string]any{"a": 1, "b": 2, "c": 3},
false,
},
{
"multi",
[]any{
map[string]any{"a": 42, "c": 3, "e": 11},
map[string]any{"a": 1, "b": 2},
map[string]any{"a": 9, "c": 4, "d": 7},
},
map[string]any{"a": 9, "b": 2, "c": 4, "d": 7, "e": 11},
false,
},
{
"basic case insensitive",
[]any{
map[string]any{"A": 42, "c": 3},
map[string]any{"a": 1, "b": 2},
},
map[string]any{"a": 1, "b": 2, "c": 3},
false,
},
{
"nested",
[]any{
map[string]any{"a": 42, "c": 3, "b": map[string]any{"d": 55, "e": 66, "f": 3}},
map[string]any{"a": 1, "b": map[string]any{"d": 1, "e": 2}},
},
map[string]any{"a": 1, "b": map[string]any{"d": 1, "e": 2, "f": 3}, "c": 3},
false,
},
{
// https://github.com/gohugoio/hugo/issues/6633
"params dst",
[]any{
map[string]any{"a": 42, "c": 3},
maps.Params{"a": 1, "b": 2},
},
maps.Params{"a": int(1), "b": int(2), "c": int(3)},
false,
},
{
"params dst, upper case src",
[]any{
map[string]any{"a": 42, "C": 3},
maps.Params{"a": 1, "b": 2},
},
maps.Params{"a": int(1), "b": int(2), "c": int(3)},
false,
},
{
"params src",
[]any{
maps.Params{"a": 42, "c": 3},
map[string]any{"a": 1, "c": 2},
},
map[string]any{"a": int(1), "c": int(2)},
false,
},
{
"params src, upper case dst",
[]any{
maps.Params{"a": 42, "c": 3},
map[string]any{"a": 1, "C": 2},
},
map[string]any{"a": int(1), "C": int(2)},
false,
},
{
"nested, params dst",
[]any{
map[string]any{"a": 42, "c": 3, "b": map[string]any{"d": 55, "e": 66, "f": 3}},
maps.Params{"a": 1, "b": maps.Params{"d": 1, "e": 2}},
},
maps.Params{"a": 1, "b": maps.Params{"d": 1, "e": 2, "f": 3}, "c": 3},
false,
},
{
// https://github.com/gohugoio/hugo/issues/7899
"matching keys with non-map src value",
[]any{
map[string]any{"k": "v"},
map[string]any{"k": map[string]any{"k2": "v2"}},
},
map[string]any{"k": map[string]any{"k2": "v2"}},
false,
},
{"src nil", []any{nil, simpleMap}, simpleMap, false},
// Error cases.
{"dst not a map", []any{nil, "not a map"}, nil, true},
{"src not a map", []any{"not a map", simpleMap}, nil, true},
{"different map types", []any{map[int]any{32: "a"}, simpleMap}, nil, true},
{"all nil", []any{nil, nil}, nil, true},
} {
test := test
t.Run(test.name, func(t *testing.T) {
t.Parallel()
errMsg := qt.Commentf("[%d] %v", i, test)
c := qt.New(t)
result, err := ns.Merge(test.params...)
if test.isErr {
c.Assert(err, qt.Not(qt.IsNil), errMsg)
return
}
c.Assert(err, qt.IsNil)
c.Assert(result, qt.DeepEquals, test.expect, errMsg)
})
}
}
func TestMergeDataFormats(t *testing.T) {
c := qt.New(t)
ns := New(&deps.Deps{})
toml1 := `
V1 = "v1_1"
[V2s]
V21 = "v21_1"
`
toml2 := `
V1 = "v1_2"
V2 = "v2_2"
[V2s]
V21 = "v21_2"
V22 = "v22_2"
`
meta1, err := metadecoders.Default.UnmarshalToMap([]byte(toml1), metadecoders.TOML)
c.Assert(err, qt.IsNil)
meta2, err := metadecoders.Default.UnmarshalToMap([]byte(toml2), metadecoders.TOML)
c.Assert(err, qt.IsNil)
for _, format := range []metadecoders.Format{metadecoders.JSON, metadecoders.YAML, metadecoders.TOML} {
var dataStr1, dataStr2 bytes.Buffer
err = parser.InterfaceToConfig(meta1, format, &dataStr1)
c.Assert(err, qt.IsNil)
err = parser.InterfaceToConfig(meta2, format, &dataStr2)
c.Assert(err, qt.IsNil)
dst, err := metadecoders.Default.UnmarshalToMap(dataStr1.Bytes(), format)
c.Assert(err, qt.IsNil)
src, err := metadecoders.Default.UnmarshalToMap(dataStr2.Bytes(), format)
c.Assert(err, qt.IsNil)
merged, err := ns.Merge(src, dst)
c.Assert(err, qt.IsNil)
c.Assert(
merged,
qt.DeepEquals,
map[string]any{
"V1": "v1_1", "V2": "v2_2",
"V2s": map[string]any{"V21": "v21_1", "V22": "v22_2"},
})
}
}
func TestCaseInsensitiveMapLookup(t *testing.T) {
c := qt.New(t)
m1 := reflect.ValueOf(map[string]any{
"a": 1,
"B": 2,
})
m2 := reflect.ValueOf(map[int]any{
1: 1,
2: 2,
})
var found bool
a, found := caseInsensitiveLookup(m1, reflect.ValueOf("A"))
c.Assert(found, qt.Equals, true)
c.Assert(a.Interface(), qt.Equals, 1)
b, found := caseInsensitiveLookup(m1, reflect.ValueOf("b"))
c.Assert(found, qt.Equals, true)
c.Assert(b.Interface(), qt.Equals, 2)
two, found := caseInsensitiveLookup(m2, reflect.ValueOf(2))
c.Assert(found, qt.Equals, true)
c.Assert(two.Interface(), qt.Equals, 2)
}
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