diff --git a/agent/consul/state/kvs_test.go b/agent/consul/state/kvs_test.go index 9fde6ae687..a278f7ca2c 100644 --- a/agent/consul/state/kvs_test.go +++ b/agent/consul/state/kvs_test.go @@ -1,13 +1,12 @@ package state import ( + "fmt" "reflect" "strings" "testing" "time" - "fmt" - "github.com/hashicorp/consul/agent/consul/structs" "github.com/hashicorp/go-memdb" ) @@ -1032,77 +1031,85 @@ func TestStateStore_Watches_PrefixDelete(t *testing.T) { testSetKey(t, s, 2, "foo/bar", "bar") testSetKey(t, s, 3, "foo/bar/zip", "zip") testSetKey(t, s, 4, "foo/bar/zip/zorp", "zorp") - testSetKey(t, s, 5, "foo/bar/baz", "baz") + testSetKey(t, s, 5, "foo/bar/zip/zap", "zap") + testSetKey(t, s, 6, "foo/nope", "nope") - // Delete a key and make sure the index comes from the tombstone. ws := memdb.NewWatchSet() - idx, _, err := s.KVSList(ws, "foo/bar/baz") + got, _, err := s.KVSList(ws, "foo/bar") if err != nil { t.Fatalf("unexpected err: %s", err) } - if err := s.KVSDeleteTree(6, "foo/bar"); err != nil { + var wantIndex uint64 = 5 + if got != wantIndex { + t.Fatalf("bad index: %d, expected %d", wantIndex, got) + } + + // Delete a key and make sure the index comes from the tombstone. + if err := s.KVSDeleteTree(7, "foo/bar/zip"); err != nil { t.Fatalf("unexpected err: %s", err) } + // Make sure watch fires if !watchFired(ws) { t.Fatalf("expected watch to fire but it did not") } - ws = memdb.NewWatchSet() - idx, _, err = s.KVSList(ws, "foo/bar/baz") + + //Verify index matches tombstone + got, _, err = s.KVSList(ws, "foo/bar") + if err != nil { + t.Fatalf("unexpected err: %s", err) + } + wantIndex = 7 + if got != wantIndex { + t.Fatalf("bad index: %d, expected %d", got, wantIndex) + } + // Make sure watch fires + if !watchFired(ws) { + t.Fatalf("expected watch to fire but it did not") + } + + // Reap tombstone and verify list on the same key reverts its index value + if err := s.ReapTombstones(wantIndex); err != nil { + t.Fatalf("err: %s", err) + } + + got, _, err = s.KVSList(nil, "foo/bar") + wantIndex = 2 if err != nil { t.Fatalf("err: %s", err) } - if idx != 6 { - t.Fatalf("bad index: %d, expected %d", idx, 6) + if got != wantIndex { + t.Fatalf("bad index: %d, expected %d", got, wantIndex) } + if err := s.ReapTombstones(7); err != nil { + t.Fatalf("err: %s", err) + } + ws = memdb.NewWatchSet() // Set a different key to bump the index. This shouldn't fire the // watch since there's a different prefix. - testSetKey(t, s, 7, "some/other/key", "") - if watchFired(ws) { - t.Fatalf("bad") - } - - // Make sure we get the right index from the tombstone for the prefix - idx, _, err = s.KVSList(nil, "foo/bar") - if err != nil { - t.Fatalf("err: %s", err) - } - - if idx != 6 { - t.Fatalf("bad index: %d, expected %v", idx, 7) - } + testSetKey(t, s, 8, "some/other/key", "") // Now ask for the index for a node within the prefix that was deleted - // We expect to get the max index in the tree because the tombstone contains the parent foo/bar - idx, _, err = s.KVSList(nil, "foo/bar/baz") + // We expect to get the max index in the tree + wantIndex = 8 + got, _, err = s.KVSList(ws, "foo/bar/baz") if err != nil { t.Fatalf("err: %s", err) } - - if idx != 7 { - t.Fatalf("bad index: %d, expected %v", idx, 7) + if watchFired(ws) { + t.Fatalf("Watch should not have fired") + } + if got != wantIndex { + t.Fatalf("bad index: %d, expected %d", got, wantIndex) } - // Now reap the tombstones and make sure we get the latest index - // since there are no matching keys. - if err := s.ReapTombstones(6); err != nil { - t.Fatalf("err: %s", err) - } - idx, _, err = s.KVSList(nil, "foo/bar/baz") + // List all the keys to make sure the index returned is the max index + got, _, err = s.KVSList(nil, "") if err != nil { t.Fatalf("err: %s", err) } - if idx != 7 { - t.Fatalf("bad index: %d", idx) - } - - // List all the keys to make sure the index is also correct. - idx, _, err = s.KVSList(nil, "") - if err != nil { - t.Fatalf("err: %s", err) - } - if idx != 7 { - t.Fatalf("bad index: %d", idx) + if got != wantIndex { + t.Fatalf("bad index: %d, expected %d", got, wantIndex) } }