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author | antirez <antirez@gmail.com> | 2014-04-18 12:36:33 +0200 |
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committer | antirez <antirez@gmail.com> | 2014-04-18 16:14:34 +0200 |
commit | ca6c793844230d035c51f77d459bced0072190a8 (patch) | |
tree | ed8fd6a8e1d38502b4aab2e1b2c8e53cb02c3d1b | |
parent | 82556c168765fe4eaa3049775240b290cf457130 (diff) | |
download | redis-ca6c793844230d035c51f77d459bced0072190a8.tar.gz |
PFCOUNT multi-key test added.
-rw-r--r-- | tests/unit/hyperloglog.tcl | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/tests/unit/hyperloglog.tcl b/tests/unit/hyperloglog.tcl index 47e3db2a1..af86e68e5 100644 --- a/tests/unit/hyperloglog.tcl +++ b/tests/unit/hyperloglog.tcl @@ -136,6 +136,21 @@ start_server {tags {"hll"}} { r pfcount hll } {5} + test {PFCOUNT multiple-keys merge returns cardinality of union} { + r del hll1 hll2 hll3 + for {set x 1} {$x < 10000} {incr x} { + # Force dense representation of hll2 + r pfadd hll1 "foo-$x" + r pfadd hll2 "bar-$x" + r pfadd hll3 "zap-$x" + + set card [r pfcount hll1 hll2 hll3] + set realcard [expr {$x*3}] + set err [expr {abs($card-$realcard)}] + assert {$err < (double($card)/100)*5} + } + } + test {PFDEBUG GETREG returns the HyperLogLog raw registers} { r del hll r pfadd hll 1 2 3 |