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Merge pull request #4186 from xiang90/fix_store

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store: handle watch dir removal correctly
This commit is contained in:
Xiang Li 2016-01-12 14:47:02 -08:00
commit 42b5bc021a
2 changed files with 15 additions and 4 deletions
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4
store/event_history.go
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@ -90,6 +90,10 @@ func (eh *EventHistory) scan(key string, recursive bool, index uint64) (*Event,
ok = ok || strings.HasPrefix(e.Node.Key, key)
}
if (e.Action == Delete || e.Action == Expire) && e.PrevNode != nil && e.PrevNode.Dir {
ok = ok || strings.HasPrefix(key, e.PrevNode.Key)
}
if ok {
return e, nil
}

15
store/event_test.go
View File

@ -14,9 +14,7 @@
package store
import (
"testing"
)
import "testing"
// TestEventQueue tests a queue with capacity = 100
// Add 200 events into that queue, and test if the
@ -55,6 +53,11 @@ func TestScanHistory(t *testing.T) {
eh.addEvent(newEvent(Create, "/foo/bar/bar", 4, 4))
eh.addEvent(newEvent(Create, "/foo/foo/foo", 5, 5))
// Delete a dir
de := newEvent(Delete, "/foo", 6, 6)
de.PrevNode = newDir(nil, "/foo", 1, nil, Permanent).Repr(false, false, nil)
eh.addEvent(de)
e, err := eh.scan("/foo", false, 1)
if err != nil || e.Index() != 1 {
t.Fatalf("scan error [/foo] [1] %v", e.Index)
@ -72,8 +75,12 @@ func TestScanHistory(t *testing.T) {
t.Fatalf("scan error [/foo/bar/bar] [4] %v", e.Index)
}
e, err = eh.scan("/foo/bar", true, 6)
e, err = eh.scan("/foo/foo/foo", false, 6)
if err != nil || e.Index() != 6 {
t.Fatalf("scan error [/foo/foo/foo] [6] %v", e.Index)
}
e, err = eh.scan("/foo/bar", true, 7)
if e != nil {
t.Fatalf("bad index shoud reuturn nil")
}