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// Copyright (c) 2019, Sylabs Inc. All rights reserved.
// This software is licensed under a 3-clause BSD license. Please consult the
// LICENSE.md file distributed with the sources of this project regarding your
// rights to use or distribute this software.
package copy
import (
"testing"
"github.com/sylabs/singularity/v4/internal/pkg/test"
)
func TestNewTerminalBuffer(t *testing.T) {
test.DropPrivilege(t)
defer test.ResetPrivilege(t)
// Create and write some byte to terminal buffer
ntb := NewTerminalBuffer()
n, err := ntb.Write([]byte("te"))
if err != nil {
t.Error(err)
}
if n != 2 {
t.Errorf("wrong number of bytes written")
}
// Get the buffer content
line := ntb.Line()
if string(line) != "te" {
t.Errorf("wrong line returned: %s", line)
}
// Write content and end with a newline to clear buffer
_, err = ntb.Write([]byte("st\n"))
if err != nil {
t.Error(err)
}
// Test if buffer string is empty
if string(ntb.Line()) != "" {
t.Errorf("unexpected line returned")
}
}
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