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// Copyright 2023 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package keys
import "testing"
func TestJoin(t *testing.T) {
type T string
type S []T
tests := []struct {
data S
want string
}{
{S{"a", "b", "c"}, "a,b,c"},
{S{"b", "a", "c"}, "a,b,c"},
{S{"c", "a", "b"}, "a,b,c"},
{nil, ""},
{S{}, ""},
}
for _, test := range tests {
if got := Join(test.data); got != test.want {
t.Errorf("Join(%v) = %q, want %q", test.data, got, test.want)
}
}
}
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