Fix 2 data races in TestPageCache

See #1601
This commit is contained in:
Bjørn Erik Pedersen 2015-12-18 09:35:14 +01:00
parent 32da9b20bc
commit 0c01fef321

View file

@ -14,7 +14,6 @@
package hugolib
import (
"fmt"
"github.com/stretchr/testify/assert"
"sync"
"sync/atomic"
@ -38,34 +37,35 @@ func TestPageCache(t *testing.T) {
var testPageSets []Pages
for j := 0; j < 50; j++ {
var i, j int
for j = 0; j < 50; j++ {
testPageSets = append(testPageSets, createSortTestPages(j+1))
}
for i := 0; i < 100; i++ {
for i = 0; i < 100; i++ {
wg.Add(1)
go func() {
go func(i1, i2 int) {
defer wg.Done()
for j, pages := range testPageSets {
msg := fmt.Sprintf("Go %d %d %d %d", i, j, o1, o2)
l1.Lock()
p, c := c1.get("k1", pages, nil)
assert.Equal(t, !atomic.CompareAndSwapUint64(&o1, uint64(j), uint64(j+1)), c, "c1: "+msg)
assert.Equal(t, !atomic.CompareAndSwapUint64(&o1, uint64(j), uint64(j+1)), c)
l1.Unlock()
p2, c2 := c1.get("k1", p, nil)
assert.True(t, c2)
assert.True(t, probablyEqualPages(p, p2))
assert.True(t, probablyEqualPages(p, pages))
assert.NotNil(t, p, msg)
assert.NotNil(t, p)
l2.Lock()
p3, c3 := c1.get("k2", pages, changeFirst)
assert.Equal(t, !atomic.CompareAndSwapUint64(&o2, uint64(j), uint64(j+1)), c3, "c3: "+msg)
assert.Equal(t, !atomic.CompareAndSwapUint64(&o2, uint64(j), uint64(j+1)), c3)
l2.Unlock()
assert.NotNil(t, p3, msg)
assert.Equal(t, p3[0].Description, "changed", msg)
assert.NotNil(t, p3)
assert.Equal(t, p3[0].Description, "changed")
}
}()
}(i, j)
}
wg.Wait()