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$ cat > loop.py <<EOF
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> from mercurial import commands
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>
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> def loop(ui, loops, **opts):
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> loops = int(loops)
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> total = None
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> if loops >= 0:
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> total = loops
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> if opts.get('total', None):
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> total = int(opts.get('total'))
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> loops = abs(loops)
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>
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> for i in range(loops):
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> ui.progress('loop', i, 'loop.%d' % i, 'loopnum', total)
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> ui.progress('loop', None, 'loop.done', 'loopnum', total)
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>
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> commands.norepo += " loop"
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>
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> cmdtable = {
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> "loop": (loop, [('', 'total', '', 'override for total')],
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> 'hg loop LOOPS'),
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> }
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> EOF
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$ echo "[extensions]" >> $HGRCPATH
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$ echo "progress=" >> $HGRCPATH
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$ echo "loop=`pwd`/loop.py" >> $HGRCPATH
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$ echo "[progress]" >> $HGRCPATH
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$ echo "assume-tty=1" >> $HGRCPATH
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test default params, display nothing because of delay
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$ hg -y loop 3 2>&1 | $TESTDIR/filtercr.py
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$ echo "delay=0" >> $HGRCPATH
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$ echo "refresh=0" >> $HGRCPATH
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test with delay=0, refresh=0
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$ hg -y loop 3 2>&1 | $TESTDIR/filtercr.py
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loop [ ] 0/3
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loop [=====================> ] 1/3
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loop [============================================> ] 2/3
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\r (esc)
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test refresh is taken in account
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$ hg -y --config progress.refresh=100 loop 3 2>&1 | $TESTDIR/filtercr.py
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test format options 1
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$ hg -y --config 'progress.format=number topic item+2' loop 2 2>&1 \
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> | $TESTDIR/filtercr.py
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0/2 loop lo
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1/2 loop lo
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\r (esc)
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test format options 2
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$ hg -y --config 'progress.format=number item-3 bar' loop 2 2>&1 \
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> | $TESTDIR/filtercr.py
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0/2 p.0 [ ]
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1/2 p.1 [=================================> ]
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\r (esc)
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test format options and indeterminate progress
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$ hg -y --config 'progress.format=number item bar' loop -- -2 2>&1 \
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> | $TESTDIR/filtercr.py
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0 loop.0 [ <=> ]
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1 loop.1 [ <=> ]
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\r (esc)
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make sure things don't fall over if count > total
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$ hg -y loop --total 4 6 2>&1 | $TESTDIR/filtercr.py
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loop [ ] 0/4
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loop [================> ] 1/4
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loop [=================================> ] 2/4
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loop [==================================================> ] 3/4
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loop [===================================================================>] 4/4
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loop [ <=> ] 5/4
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\r (esc)
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test immediate progress completion
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$ hg -y loop 0 2>&1 | $TESTDIR/filtercr.py
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