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// Copyright 2020 The Gogs Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package strutil
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestToUpperFirst(t *testing.T) {
tests := []struct {
name string
s string
expStr string
}{
{
name: "empty string",
},
{
name: "first letter is a digit",
s: "123 let's go",
expStr: "123 let's go",
},
{
name: "lower to upper",
s: "this is a sentence",
expStr: "This is a sentence",
},
{
name: "already in upper case",
s: "Let's go",
expStr: "Let's go",
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
assert.Equal(t, test.expStr, ToUpperFirst(test.s))
})
}
}
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