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// Copyright 2017, OpenCensus Authors
//
// 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 internal
import (
"strings"
"testing"
)
func TestSanitize(t *testing.T) {
tests := []struct {
name string
input string
want string
}{
{
name: "trunacate long string",
input: strings.Repeat("a", 101),
want: strings.Repeat("a", 100),
},
{
name: "replace character",
input: "test/key-1",
want: "test_key_1",
},
{
name: "add prefix if starting with digit",
input: "0123456789",
want: "key_0123456789",
},
{
name: "add prefix if starting with _",
input: "_0123456789",
want: "key_0123456789",
},
{
name: "starts with _ after sanitization",
input: "/0123456789",
want: "key_0123456789",
},
{
name: "valid input",
input: "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz_0123456789",
want: "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz_0123456789",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if got, want := Sanitize(tt.input), tt.want; got != want {
t.Errorf("sanitize() = %q; want %q", got, want)
}
})
}
}