tests/test-mv-cp-st-diff

cmdutil: replace sys.maxint with None as default value in loglimit

Semantically, it is better to use None over any other value when there is
"no value". Using maxint in this context is quite hackish, and is not forward
compatible.

#!/bin/sh

add()
{
    echo $2 >> $1
}

hg init t
cd t

# set up a boring main branch
add a a
hg add a
mkdir x
add x/x x
hg add x/x
hg ci -m0

add a m1
hg ci -m1

add a m2
add x/y y1
hg add x/y
hg ci -m2
cd ..

show()
{
    echo "- $2: $1"
    hg st -C $1
    echo
    hg diff --git $1
    echo
}

count=0
# make a new branch and get diff/status output
# $1 - first commit
# $2 - second commit
# $3 - working dir action
# $4 - test description
tb()
{
    hg clone t t2 ; cd t2
    hg co -q -C 0

    add a $count
    count=`expr $count + 1`
    hg ci -m "t0"
    $1
    hg ci -m "t1"
    $2
    hg ci -m "t2"
    $3

    echo "** $4 **"
    echo "** $1 / $2 / $3"
    show "" "working to parent"
    show "--rev 0" "working to root"
    show "--rev 2" "working to branch"
    show "--rev 0 --rev ." "root to parent"
    show "--rev . --rev 0" "parent to root"
    show "--rev 2 --rev ." "branch to parent"
    show "--rev . --rev 2" "parent to branch"
    echo
    cd ..
    rm -rf t2
}


tb "add a a1" "add a a2" "hg mv a b" "rename in working dir"
tb "add a a1" "add a a2" "hg cp a b" "copy in working dir" 
tb "hg mv a b" "add b b1" "add b w" "single rename"
tb "hg cp a b" "add b b1" "add a w" "single copy"
tb "hg mv a b" "hg mv b c" "hg mv c d" "rename chain"
tb "hg cp a b" "hg cp b c" "hg cp c d" "copy chain"
tb "add a a1" "hg mv a b" "hg mv b a" "circular rename"

tb "hg mv x y" "add y/x x1" "add y/x x2" "directory move"