opentelemetry-collector/pdata/internal/json/enum_test.go

76 lines
1.3 KiB
Go

// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0
package json
import (
"testing"
jsoniter "github.com/json-iterator/go"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestReadEnumValue(t *testing.T) {
valueMap := map[string]int32{
"undefined": 0,
"foo": 1,
"bar": 2,
}
tests := []struct {
name string
jsonStr string
want int32
wantErr bool
}{
{
name: "foo string",
jsonStr: "\"foo\"\n",
want: 1,
},
{
name: "foo number",
jsonStr: "1\n",
want: 1,
},
{
name: "unknown number",
jsonStr: "5\n",
want: 5,
},
{
name: "bar string",
jsonStr: "\"bar\"\n",
want: 2,
},
{
name: "bar number",
jsonStr: "2\n",
want: 2,
},
{
name: "unknown string",
jsonStr: "\"baz\"\n",
wantErr: true,
},
{
name: "wrong type",
jsonStr: "true",
wantErr: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
iter := jsoniter.ConfigFastest.BorrowIterator([]byte(tt.jsonStr))
defer jsoniter.ConfigFastest.ReturnIterator(iter)
val := ReadEnumValue(iter, valueMap)
if tt.wantErr {
assert.Error(t, iter.Error)
return
}
require.NoError(t, iter.Error)
assert.Equal(t, tt.want, val)
})
}
}