32 lines
583 B
Go
32 lines
583 B
Go
// Copyright 2010 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package rand
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import (
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"bytes"
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"compress/flate"
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"testing"
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)
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func TestRead(t *testing.T) {
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var n int = 4e6
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if testing.Short() {
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n = 1e5
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}
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b := make([]byte, n)
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n, err := Read(b)
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if n != len(b) || err != nil {
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t.Fatalf("Read(buf) = %d, %s", n, err)
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}
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var z bytes.Buffer
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f := flate.NewWriter(&z, 5)
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f.Write(b)
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f.Close()
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if z.Len() < len(b)*99/100 {
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t.Fatalf("Compressed %d -> %d", len(b), z.Len())
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}
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}
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