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io_test.go
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/
io_test.go
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// Copyright 2018 The Cockroach Authors.
//
// Use of this software is governed by the Business Source License
// included in the file licenses/BSL.txt.
//
// As of the Change Date specified in that file, in accordance with
// the Business Source License, use of this software will be governed
// by the Apache License, Version 2.0, included in the file
// licenses/APL.txt.
package ssh
import (
"io/ioutil"
"os"
"testing"
)
func TestProgress(t *testing.T) {
output, err := ioutil.TempFile("", "example*")
if err != nil {
t.Fatal(err)
}
defer output.Close()
b := make([]byte, 10)
var percent float64
writer := &ProgressWriter{
Writer: output,
Done: 0,
Total: 50,
Progress: func(currentProgress float64) {
percent = currentProgress
},
}
for i := 0; i < 4; i++ {
if _, err := writer.Write(b); err != nil {
t.Fatal(err)
}
}
if percent != 0.8 {
t.Errorf("expected progress of 80%% but got %.2f", percent*100)
}
if _, err := writer.Write(b); err != nil {
t.Fatal(err)
}
if percent != 1.0 {
t.Errorf("expected progress of 100%% but got %.2f", percent*100)
}
defer func() {
if err := os.Remove(output.Name()); err != nil {
t.Fatal(err)
}
}()
}