tests/test-setdiscovery.t
changeset 14164 cb98fed52495
child 14624 f03c82d1f50a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/test-setdiscovery.t	Mon May 02 19:21:30 2011 +0200
@@ -0,0 +1,271 @@
+
+Function to test discovery between two repos in both directions, using both the local shortcut
+(which is currently not activated by default) and the full remotable protocol:
+
+  $ testdesc() { # revs_a, revs_b, dagdesc
+  >     if [ -e foo ]; then rm -rf foo; fi
+  >     hg init foo
+  >     cd foo
+  >     hg debugbuilddag "$3"
+  >     hg clone . a $1 --quiet
+  >     hg clone . b $2 --quiet
+  >     echo
+  >     echo "% -- a -> b tree"
+  >     hg -R a debugdiscovery b --verbose --old
+  >     echo
+  >     echo "% -- a -> b set"
+  >     hg -R a debugdiscovery b --verbose --debug
+  >     echo
+  >     echo "% -- b -> a tree"
+  >     hg -R b debugdiscovery a --verbose --old
+  >     echo
+  >     echo "% -- b -> a set"
+  >     hg -R b debugdiscovery a --verbose --debug
+  >     cd ..
+  > }
+
+
+Small superset:
+
+  $ testdesc '-ra1 -ra2' '-rb1 -rb2 -rb3' '
+  > +2:f +1:a1:b1
+  > <f +4 :a2
+  > +5 :b2
+  > <f +3 :b3'
+  
+  % -- a -> b tree
+  comparing with b
+  searching for changes
+  unpruned common: b5714e113bc0 66f7d451a68b 01241442b3c2
+  common heads: b5714e113bc0 01241442b3c2
+  local is subset
+  
+  % -- a -> b set
+  comparing with b
+  query 1; heads
+  searching for changes
+  taking initial sample
+  searching: 2 queries
+  query 2; still undecided: 4, sample size is: 4
+  2 total queries
+  common heads: b5714e113bc0 01241442b3c2
+  local is subset
+  
+  % -- b -> a tree
+  comparing with a
+  searching for changes
+  unpruned common: b5714e113bc0 01241442b3c2
+  common heads: b5714e113bc0 01241442b3c2
+  remote is subset
+  
+  % -- b -> a set
+  comparing with a
+  query 1; heads
+  searching for changes
+  all remote heads known locally
+  common heads: b5714e113bc0 01241442b3c2
+  remote is subset
+
+
+Many new:
+
+  $ testdesc '-ra1 -ra2' '-rb' '
+  > +2:f +3:a1 +3:b
+  > <f +30 :a2'
+  
+  % -- a -> b tree
+  comparing with b
+  searching for changes
+  unpruned common: bebd167eb94d
+  common heads: bebd167eb94d
+  
+  % -- a -> b set
+  comparing with b
+  query 1; heads
+  searching for changes
+  taking quick initial sample
+  searching: 2 queries
+  query 2; still undecided: 35, sample size is: 35
+  2 total queries
+  common heads: bebd167eb94d
+  
+  % -- b -> a tree
+  comparing with a
+  searching for changes
+  unpruned common: bebd167eb94d 66f7d451a68b
+  common heads: bebd167eb94d
+  
+  % -- b -> a set
+  comparing with a
+  query 1; heads
+  searching for changes
+  taking initial sample
+  searching: 2 queries
+  query 2; still undecided: 3, sample size is: 3
+  2 total queries
+  common heads: bebd167eb94d
+
+
+Both sides many new with stub:
+
+  $ testdesc '-ra1 -ra2' '-rb' '
+  > +2:f +2:a1 +30 :b
+  > <f +30 :a2'
+  
+  % -- a -> b tree
+  comparing with b
+  searching for changes
+  unpruned common: 2dc09a01254d
+  common heads: 2dc09a01254d
+  
+  % -- a -> b set
+  comparing with b
+  query 1; heads
+  searching for changes
+  taking quick initial sample
+  searching: 2 queries
+  query 2; still undecided: 34, sample size is: 34
+  2 total queries
+  common heads: 2dc09a01254d
+  
+  % -- b -> a tree
+  comparing with a
+  searching for changes
+  unpruned common: 66f7d451a68b 2dc09a01254d
+  common heads: 2dc09a01254d
+  
+  % -- b -> a set
+  comparing with a
+  query 1; heads
+  searching for changes
+  taking initial sample
+  searching: 2 queries
+  query 2; still undecided: 30, sample size is: 30
+  2 total queries
+  common heads: 2dc09a01254d
+
+
+Both many new:
+
+  $ testdesc '-ra' '-rb' '
+  > +2:f +30 :b
+  > <f +30 :a'
+  
+  % -- a -> b tree
+  comparing with b
+  searching for changes
+  unpruned common: 66f7d451a68b
+  common heads: 66f7d451a68b
+  
+  % -- a -> b set
+  comparing with b
+  query 1; heads
+  searching for changes
+  taking quick initial sample
+  searching: 2 queries
+  query 2; still undecided: 32, sample size is: 32
+  2 total queries
+  common heads: 66f7d451a68b
+  
+  % -- b -> a tree
+  comparing with a
+  searching for changes
+  unpruned common: 66f7d451a68b
+  common heads: 66f7d451a68b
+  
+  % -- b -> a set
+  comparing with a
+  query 1; heads
+  searching for changes
+  taking quick initial sample
+  searching: 2 queries
+  query 2; still undecided: 32, sample size is: 32
+  2 total queries
+  common heads: 66f7d451a68b
+
+
+Both many new skewed:
+
+  $ testdesc '-ra' '-rb' '
+  > +2:f +30 :b
+  > <f +50 :a'
+  
+  % -- a -> b tree
+  comparing with b
+  searching for changes
+  unpruned common: 66f7d451a68b
+  common heads: 66f7d451a68b
+  
+  % -- a -> b set
+  comparing with b
+  query 1; heads
+  searching for changes
+  taking quick initial sample
+  searching: 2 queries
+  query 2; still undecided: 52, sample size is: 52
+  2 total queries
+  common heads: 66f7d451a68b
+  
+  % -- b -> a tree
+  comparing with a
+  searching for changes
+  unpruned common: 66f7d451a68b
+  common heads: 66f7d451a68b
+  
+  % -- b -> a set
+  comparing with a
+  query 1; heads
+  searching for changes
+  taking quick initial sample
+  searching: 2 queries
+  query 2; still undecided: 32, sample size is: 32
+  2 total queries
+  common heads: 66f7d451a68b
+
+
+Both many new on top of long history:
+
+  $ testdesc '-ra' '-rb' '
+  > +1000:f +30 :b
+  > <f +50 :a'
+  
+  % -- a -> b tree
+  comparing with b
+  searching for changes
+  unpruned common: 7ead0cba2838
+  common heads: 7ead0cba2838
+  
+  % -- a -> b set
+  comparing with b
+  query 1; heads
+  searching for changes
+  taking quick initial sample
+  searching: 2 queries
+  query 2; still undecided: 1050, sample size is: 11
+  sampling from both directions
+  searching: 3 queries
+  query 3; still undecided: 31, sample size is: 31
+  3 total queries
+  common heads: 7ead0cba2838
+  
+  % -- b -> a tree
+  comparing with a
+  searching for changes
+  unpruned common: 7ead0cba2838
+  common heads: 7ead0cba2838
+  
+  % -- b -> a set
+  comparing with a
+  query 1; heads
+  searching for changes
+  taking quick initial sample
+  searching: 2 queries
+  query 2; still undecided: 1030, sample size is: 11
+  sampling from both directions
+  searching: 3 queries
+  query 3; still undecided: 16, sample size is: 16
+  3 total queries
+  common heads: 7ead0cba2838
+
+
+