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// Copyright 2020 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package eventsource
import (
"bytes"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func Test_wrapNewlines(t *testing.T) {
tests := []struct {
name string
prefix string
value string
output string
}{
{
"check no new lines",
"prefix: ",
"value",
"prefix: value\n",
},
{
"check simple newline",
"prefix: ",
"value1\nvalue2",
"prefix: value1\nprefix: value2\n",
},
{
"check pathological newlines",
"p: ",
"\n1\n\n2\n3\n",
"p: \np: 1\np: \np: 2\np: 3\np: \n",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
w := &bytes.Buffer{}
gotSum, err := wrapNewlines(w, []byte(tt.prefix), []byte(tt.value))
require.NoError(t, err)
assert.EqualValues(t, len(tt.output), gotSum)
assert.Equal(t, tt.output, w.String())
})
}
}
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