diff options
Diffstat (limited to 'internal/inomap/inomap_test.go')
| -rw-r--r-- | internal/inomap/inomap_test.go | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/internal/inomap/inomap_test.go b/internal/inomap/inomap_test.go index 9ec2932..ce5b880 100644 --- a/internal/inomap/inomap_test.go +++ b/internal/inomap/inomap_test.go @@ -5,6 +5,11 @@ import ( "testing" ) +const ( + // bit 63 is used as the spill bit + spillBit = 1 << 63 +) + func TestTranslate(t *testing.T) { m := New(0) q := QIno{Ino: 1} @@ -102,6 +107,9 @@ func TestSpill(t *testing.T) { if out1&spillBit == 0 { t.Error("spill bit not set") } + if out1 != spillSpaceStart { + t.Errorf("unexpected first spill inode number %d", out1) + } out2 := m.Translate(q) if out2&spillBit == 0 { t.Error("spill bit not set") @@ -109,6 +117,11 @@ func TestSpill(t *testing.T) { if out1 != out2 { t.Errorf("unstable mapping: %d vs %d", out1, out2) } + q.Ino = maxPassthruIno + 2 + out3 := m.Translate(q) + if out3 != out1+1 { + t.Errorf("unexpected 2nd spill inode number %d", out1) + } } // TestUniqueness checks that unique (Dev, Flags, Ino) tuples get unique inode |