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ceremonyclient/pebble/internal/keyspan/testdata/interleaving_iter_masking

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v1.2.0 (#31)
2024-01-03 07:31:42 +00:00
# Test the scenario illustrated in the below visualization.
#
# ^
# @9 | •―――――――――――――――○ [e,m)@9
# s 8 | • l@8
# u 7 |------------------------------------ @7 masking
# f 6 | [h,q)@6 •―――――――――――――――――○ threshold
# f 5 | • h@5
# f 4 | • n@4
# i 3 | •―――――――――――○ [f,l)@3
# x 2 | • b@2
# 1 |
# 0 |___________________________________
# a b c d e f g h i j k l m n o p q
#
define-rangekeys
e-f:{(#1,RANGEKEYSET,@9,foo)}
f-h:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@3,bar)}
h-l:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax) (#1,RANGEKEYSET,@3,bar)}
l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)}
m-q:{(#1,RANGEKEYSET,@6,bax)}
----
OK
define-pointkeys
b@2.SET.1
h@5.SET.1
l@8.SET.1
n@4.SET.1
----
OK
set-masking-threshold
@7
----
OK
iter
first
next
next
next
next
next
next
next
----
-- SpanChanged(nil)
-- SpanChanged(nil)
PointKey: b@2#1,1
Span: <invalid>
-
-- SpanChanged(e-f:{(#1,RANGEKEYSET,@9,foo)})
PointKey: e#72057594037927935,21
Span: e-f:{(#1,RANGEKEYSET,@9,foo)}
-
-- SpanChanged(f-h:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@3,bar)})
PointKey: f#72057594037927935,21
Span: f-h:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@3,bar)}
-
-- SpanChanged(h-l:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax) (#1,RANGEKEYSET,@3,bar)})
PointKey: h#72057594037927935,21
Span: h-l:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax) (#1,RANGEKEYSET,@3,bar)}
-
-- SpanChanged(l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)})
PointKey: l#72057594037927935,21
Span: l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)}
-
PointKey: l@8#1,1
Span: l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)}
-
-- SpanChanged(m-q:{(#1,RANGEKEYSET,@6,bax)})
PointKey: m#72057594037927935,21
Span: m-q:{(#1,RANGEKEYSET,@6,bax)}
-
-- SpanChanged(nil)
.
iter
last
prev
prev
prev
prev
prev
prev
prev
----
-- SpanChanged(nil)
-- SpanChanged(m-q:{(#1,RANGEKEYSET,@6,bax)})
PointKey: m#72057594037927935,21
Span: m-q:{(#1,RANGEKEYSET,@6,bax)}
-
-- SpanChanged(l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)})
PointKey: l@8#1,1
Span: l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)}
-
PointKey: l#72057594037927935,21
Span: l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)}
-
-- SpanChanged(h-l:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax) (#1,RANGEKEYSET,@3,bar)})
PointKey: h#72057594037927935,21
Span: h-l:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax) (#1,RANGEKEYSET,@3,bar)}
-
-- SpanChanged(f-h:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@3,bar)})
PointKey: f#72057594037927935,21
Span: f-h:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@3,bar)}
-
-- SpanChanged(e-f:{(#1,RANGEKEYSET,@9,foo)})
PointKey: e#72057594037927935,21
Span: e-f:{(#1,RANGEKEYSET,@9,foo)}
-
-- SpanChanged(nil)
PointKey: b@2#1,1
Span: <invalid>
-
-- SpanChanged(nil)
.
iter
seek-ge a
seek-ge c
seek-ge h
seek-ge i
seek-ge l
next
seek-ge m
seek-ge r
----
-- SpanChanged(nil)
-- SpanChanged(nil)
PointKey: b@2#1,1
Span: <invalid>
-
-- SpanChanged(nil)
-- SpanChanged(e-f:{(#1,RANGEKEYSET,@9,foo)})
PointKey: e#72057594037927935,21
Span: e-f:{(#1,RANGEKEYSET,@9,foo)}
-
-- SpanChanged(nil)
-- SpanChanged(h-l:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax) (#1,RANGEKEYSET,@3,bar)})
PointKey: h#72057594037927935,21
Span: h-l:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax) (#1,RANGEKEYSET,@3,bar)}
-
-- SpanChanged(nil)
-- SpanChanged(h-l:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax) (#1,RANGEKEYSET,@3,bar)})
PointKey: i#72057594037927935,21
Span: h-l:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax) (#1,RANGEKEYSET,@3,bar)}
-
-- SpanChanged(nil)
-- SpanChanged(l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)})
PointKey: l#72057594037927935,21
Span: l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)}
-
PointKey: l@8#1,1
Span: l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)}
-
-- SpanChanged(nil)
-- SpanChanged(m-q:{(#1,RANGEKEYSET,@6,bax)})
PointKey: m#72057594037927935,21
Span: m-q:{(#1,RANGEKEYSET,@6,bax)}
-
-- SpanChanged(nil)
-- SpanChanged(nil)
.
# Setting the masking threshold to @9 should result in l@8 being masked by
# [e,m)@9.
set-masking-threshold
@9
----
OK
iter
seek-ge l
next
seek-lt l
seek-lt ll
prev
----
-- SpanChanged(nil)
-- SpanChanged(l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)})
PointKey: l#72057594037927935,21
Span: l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)}
-
-- SpanChanged(m-q:{(#1,RANGEKEYSET,@6,bax)})
PointKey: m#72057594037927935,21
Span: m-q:{(#1,RANGEKEYSET,@6,bax)}
-
-- SpanChanged(nil)
-- SpanChanged(h-l:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax) (#1,RANGEKEYSET,@3,bar)})
PointKey: h#72057594037927935,21
Span: h-l:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax) (#1,RANGEKEYSET,@3,bar)}
-
-- SpanChanged(nil)
-- SpanChanged(l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)})
PointKey: l#72057594037927935,21
Span: l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)}
-
-- SpanChanged(h-l:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax) (#1,RANGEKEYSET,@3,bar)})
PointKey: h#72057594037927935,21
Span: h-l:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax) (#1,RANGEKEYSET,@3,bar)}
-
iter
seek-ge l
next
----
-- SpanChanged(nil)
-- SpanChanged(l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)})
PointKey: l#72057594037927935,21
Span: l-m:{(#1,RANGEKEYSET,@9,foo) (#1,RANGEKEYSET,@6,bax)}
-
-- SpanChanged(m-q:{(#1,RANGEKEYSET,@6,bax)})
PointKey: m#72057594037927935,21
Span: m-q:{(#1,RANGEKEYSET,@6,bax)}
-
define-rangekeys
a-c:{(#1,RANGEKEYSET,@5,apples) (#1,RANGEKEYSET,@2,bananas)}
----
OK
define-pointkeys
a.SET.1
a@3.SET.1
a@12.SET.1
b@2.SET.1
----
OK
set-masking-threshold
@10
----
OK
# Test that both a@3 and b@2 are masked by the rangekey.
# The unsuffixed point key 'a' and the point key at a higher timestamp 'a@12'
# are not masked.
iter
first
next
next
next
----
-- SpanChanged(nil)
-- SpanChanged(a-c:{(#1,RANGEKEYSET,@5,apples) (#1,RANGEKEYSET,@2,bananas)})
PointKey: a#72057594037927935,21
Span: a-c:{(#1,RANGEKEYSET,@5,apples) (#1,RANGEKEYSET,@2,bananas)}
-
PointKey: a#1,1
Span: a-c:{(#1,RANGEKEYSET,@5,apples) (#1,RANGEKEYSET,@2,bananas)}
-
PointKey: a@12#1,1
Span: a-c:{(#1,RANGEKEYSET,@5,apples) (#1,RANGEKEYSET,@2,bananas)}
-
-- SpanChanged(nil)
.
iter
last
prev
prev
prev
----
-- SpanChanged(nil)
-- SpanChanged(a-c:{(#1,RANGEKEYSET,@5,apples) (#1,RANGEKEYSET,@2,bananas)})
PointKey: a@12#1,1
Span: a-c:{(#1,RANGEKEYSET,@5,apples) (#1,RANGEKEYSET,@2,bananas)}
-
PointKey: a#1,1
Span: a-c:{(#1,RANGEKEYSET,@5,apples) (#1,RANGEKEYSET,@2,bananas)}
-
PointKey: a#72057594037927935,21
Span: a-c:{(#1,RANGEKEYSET,@5,apples) (#1,RANGEKEYSET,@2,bananas)}
-
-- SpanChanged(nil)
.
# Try the same test, but with a range key that sorts before the masking
# threshold (eg, higher MVCC timestamp). Nothing should be masked.
define-rangekeys
a-c:{(#2,RANGEKEYSET,@20,apples)}
----
OK
iter
first
next
next
next
next
next
----
-- SpanChanged(nil)
-- SpanChanged(a-c:{(#2,RANGEKEYSET,@20,apples)})
PointKey: a#72057594037927935,21
Span: a-c:{(#2,RANGEKEYSET,@20,apples)}
-
PointKey: a#1,1
Span: a-c:{(#2,RANGEKEYSET,@20,apples)}
-
PointKey: a@3#1,1
Span: a-c:{(#2,RANGEKEYSET,@20,apples)}
-
PointKey: a@12#1,1
Span: a-c:{(#2,RANGEKEYSET,@20,apples)}
-
PointKey: b@2#1,1
Span: a-c:{(#2,RANGEKEYSET,@20,apples)}
-
-- SpanChanged(nil)
.
iter
last
prev
prev
prev
prev
prev
----
-- SpanChanged(nil)
-- SpanChanged(a-c:{(#2,RANGEKEYSET,@20,apples)})
PointKey: b@2#1,1
Span: a-c:{(#2,RANGEKEYSET,@20,apples)}
-
PointKey: a@12#1,1
Span: a-c:{(#2,RANGEKEYSET,@20,apples)}
-
PointKey: a@3#1,1
Span: a-c:{(#2,RANGEKEYSET,@20,apples)}
-
PointKey: a#1,1
Span: a-c:{(#2,RANGEKEYSET,@20,apples)}
-
PointKey: a#72057594037927935,21
Span: a-c:{(#2,RANGEKEYSET,@20,apples)}
-
-- SpanChanged(nil)
.
# Try the original test, but with an internal range key containing just an
# Unset, and no Set. Nothing should be masked. No range keys should be surfaced,
# because there are none.
define-rangekeys
a-c:{(#1,RANGEKEYUNSET,@5) (#1,RANGEKEYUNSET,@2)}
----
OK
iter
first
next
next
next
next
----
-- SpanChanged(nil)
-- SpanChanged(a-c:{(#1,RANGEKEYUNSET,@5) (#1,RANGEKEYUNSET,@2)})
PointKey: a#72057594037927935,20
Span: a-c:{(#1,RANGEKEYUNSET,@5) (#1,RANGEKEYUNSET,@2)}
-
PointKey: a#1,1
Span: a-c:{(#1,RANGEKEYUNSET,@5) (#1,RANGEKEYUNSET,@2)}
-
PointKey: a@12#1,1
Span: a-c:{(#1,RANGEKEYUNSET,@5) (#1,RANGEKEYUNSET,@2)}
-
-- SpanChanged(nil)
.
-- SpanChanged(nil)
.
iter
last
prev
prev
prev
prev
----
-- SpanChanged(nil)
-- SpanChanged(a-c:{(#1,RANGEKEYUNSET,@5) (#1,RANGEKEYUNSET,@2)})
PointKey: a@12#1,1
Span: a-c:{(#1,RANGEKEYUNSET,@5) (#1,RANGEKEYUNSET,@2)}
-
PointKey: a#1,1
Span: a-c:{(#1,RANGEKEYUNSET,@5) (#1,RANGEKEYUNSET,@2)}
-
PointKey: a#72057594037927935,20
Span: a-c:{(#1,RANGEKEYUNSET,@5) (#1,RANGEKEYUNSET,@2)}
-
-- SpanChanged(nil)
.
-- SpanChanged(nil)
.
# Test a scenario where a point key is masked in the forward direction, which in
# turn requires nexting to the next range key as well.
define-rangekeys
a-c:{(#1,RANGEKEYSET,@5,apples)}
c-z:{(#1,RANGEKEYSET,@10,bananas)}
----
OK
define-pointkeys
b@3.SET.2
d@9.SET.4
j@11.SET.3
----
OK
set-masking-threshold
@20
----
OK
iter
first
next
next
----
-- SpanChanged(nil)
-- SpanChanged(a-c:{(#1,RANGEKEYSET,@5,apples)})
PointKey: a#72057594037927935,21
Span: a-c:{(#1,RANGEKEYSET,@5,apples)}
-
-- SpanChanged(c-z:{(#1,RANGEKEYSET,@10,bananas)})
PointKey: c#72057594037927935,21
Span: c-z:{(#1,RANGEKEYSET,@10,bananas)}
-
PointKey: j@11#3,1
Span: c-z:{(#1,RANGEKEYSET,@10,bananas)}
-
iter
last
prev
prev
----
-- SpanChanged(nil)
-- SpanChanged(c-z:{(#1,RANGEKEYSET,@10,bananas)})
PointKey: j@11#3,1
Span: c-z:{(#1,RANGEKEYSET,@10,bananas)}
-
PointKey: c#72057594037927935,21
Span: c-z:{(#1,RANGEKEYSET,@10,bananas)}
-
-- SpanChanged(a-c:{(#1,RANGEKEYSET,@5,apples)})
PointKey: a#72057594037927935,21
Span: a-c:{(#1,RANGEKEYSET,@5,apples)}
-
# Test a scenario where a there's an empty range key, requiring the interleaving
# iter to call SpanChanged(nil) which should clear the previous mask.
define-rangekeys
a-c:{(#1,RANGEKEYSET,@10,apples)}
c-e:{}
e-f:{(#1,RANGEKEYSET,@5,bananas)}
----
OK
define-pointkeys
a@2.SET.4
b@9.SET.2
d@9.SET.3
----
OK
set-masking-threshold
@20
----
OK
iter
seek-ge a
next
next
next
----
-- SpanChanged(nil)
-- SpanChanged(a-c:{(#1,RANGEKEYSET,@10,apples)})
PointKey: a#72057594037927935,21
Span: a-c:{(#1,RANGEKEYSET,@10,apples)}
-
-- SpanChanged(nil)
PointKey: d@9#3,1
Span: <invalid>
-
-- SpanChanged(e-f:{(#1,RANGEKEYSET,@5,bananas)})
PointKey: e#72057594037927935,21
Span: e-f:{(#1,RANGEKEYSET,@5,bananas)}
-
-- SpanChanged(nil)
.
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