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change ltrim tests to cover all min/max cases and add stronger stresser

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This commit is contained in:
Pieter Noordhuis 2010-06-14 09:45:34 +02:00
parent bb039e853d
commit 08b5920750
2 changed files with 54 additions and 23 deletions
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2
tests/support/test.tcl
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@ -26,6 +26,8 @@ proc assert_error {pattern code} {
}
proc assert_encoding {enc key} {
# swapped out value doesn't have encoding, so swap in first
r debug swapin $key
assert_match "* encoding:$enc *" [r debug object $key]
}

75
tests/unit/type/list.tcl
View File

@ -347,32 +347,61 @@ start_server {
}
foreach type {ziplist list} {
test "LTRIM basics - $type" {
create_$type mylist "foo"
for {set i 0} {$i < 100} {incr i} {
r lpush mylist $i
r ltrim mylist 0 4
}
proc trim_list {type min max} {
r del mylist
create_$type mylist {1 2 3 4 5}
r ltrim mylist $min $max
r lrange mylist 0 -1
} {99 98 97 96 95}
test "LTRIM stress testing - $type" {
set mylist {}
for {set i 0} {$i < 20} {incr i} {
lappend mylist $i
}
for {set j 0} {$j < 100} {incr j} {
create_$type mylist $mylist
# Trim at random
set a [randomInt 20]
set b [randomInt 20]
r ltrim mylist $a $b
assert_equal [lrange $mylist $a $b] [r lrange mylist 0 -1]
}
}
test "LTRIM basics - $type" {
assert_equal {1} [trim_list $type 0 0]
assert_equal {1 2} [trim_list $type 0 1]
assert_equal {1 2 3} [trim_list $type 0 2]
assert_equal {2 3} [trim_list $type 1 2]
assert_equal {2 3 4 5} [trim_list $type 1 -1]
assert_equal {2 3 4} [trim_list $type 1 -2]
assert_equal {4 5} [trim_list $type -2 -1]
assert_equal {5} [trim_list $type -1 -1]
assert_equal {1 2 3 4 5} [trim_list $type -5 -1]
assert_equal {1 2 3 4 5} [trim_list $type -10 10]
assert_equal {1 2 3 4 5} [trim_list $type 0 5]
assert_equal {1 2 3 4 5} [trim_list $type 0 10]
}
tags {"slow"} {
test "LTRIM stress testing - $type" {
set mylist {}
set startlen 32
r del mylist
for {set i 0} {$i < $startlen} {incr i} {
set str [randomInt 9223372036854775807]
r rpush mylist $str
lappend mylist $str
}
# do a push/pop of a large value to convert to a real list
if {$type eq "list"} {
r rpush mylist "aaaaaaaaaaaaaaaaa"
r rpop mylist
assert_encoding list mylist
}
for {set i 0} {$i < 1000} {incr i} {
set min [expr {int(rand()*$startlen)}]
set max [expr {$min+int(rand()*$startlen)}]
set mylist [lrange $mylist $min $max]
r ltrim mylist $min $max
assert_equal $mylist [r lrange mylist 0 -1]
for {set j [r llen mylist]} {$j < $startlen} {incr j} {
set str [randomInt 9223372036854775807]
r rpush mylist $str
lappend mylist $str
}
}
}
}
}
foreach type {ziplist list} {