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math/bits: move tests into their own package

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This makes math/bits not have any explicit imports even
when compiling tests and thereby avoids import cycles when
dependencies of testing want to import math/bits.

Change-Id: I95eccae2f5c4310e9b18124abfa85212dfbd9daa
Reviewed-on: https://go-review.googlesource.com/110479
Run-TryBot: Martin Möhrmann <moehrmann@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Martin Möhrmann 2018-05-01 12:10:14 +02:00
parent 7f6105f138
commit 8c4170b2c9
2 changed files with 11 additions and 3 deletions
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7
src/math/bits/bits_test.go
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@ -2,9 +2,10 @@
// Use of this source code is governed by a BSD-style // Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file. // license that can be found in the LICENSE file.
package bits package bits_test
import ( import (
. "math/bits"
"testing" "testing"
"unsafe" "unsafe"
) )
@ -83,7 +84,7 @@ func TestLeadingZeros(t *testing.T) {
// Exported (global) variable serving as input for some // Exported (global) variable serving as input for some
// of the benchmarks to ensure side-effect free calls // of the benchmarks to ensure side-effect free calls
// are not optimized away. // are not optimized away.
var Input uint64 = deBruijn64 var Input uint64 = DeBruijn64
// Exported (global) variable to store function results // Exported (global) variable to store function results
// during benchmarking to ensure side-effect free calls // during benchmarking to ensure side-effect free calls
@ -333,7 +334,7 @@ func BenchmarkOnesCount64(b *testing.B) {
} }
func TestRotateLeft(t *testing.T) { func TestRotateLeft(t *testing.T) {
var m uint64 = deBruijn64 var m uint64 = DeBruijn64
for k := uint(0); k < 128; k++ { for k := uint(0); k < 128; k++ {
x8 := uint8(m) x8 := uint8(m)

7
src/math/bits/export_test.go Normal file
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@ -0,0 +1,7 @@
// Copyright 2018 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 bits
const DeBruijn64 = deBruijn64