#!/bin/sh
dirname=`date +"%Y%m%d%H%M%S"`
mkdir $dirname && cd $dirname

# create the repository
mkdir cvsroot && cd cvsroot
export CVSROOT=`pwd`
cd ..
cvs init

# import an empty project
mkdir project && cd project
cvs import -m "Create initial repo" project yoyo start
cd ..
rmdir project

# checkout the project
cvs co project && cd project

# create a new file on HEAD
echo 1 >a
cvs add a
cvs ci -m "added file a to HEAD" a

# create and switch to "stable" branch
cvs tag -b stable
cvs update -r stable 

# add a new file to stable branch
echo 2 > b
cvs add b
cvs ci -m "added file b to 'stable' branch" b

# create and switch to "dev" branch from "stable"
cvs tag -b dev
cvs update -r dev

# modify file 'a' on "dev" branch
echo "change" >> a
cvs ci -m "changed file a on dev branch" a

# see what CVS thinks the "dev" branch looks like
cd ..
rm -rf project
cvs checkout -r dev project
ls project && echo "Note how b is PRESENT"

# check output of cvsps
cd project
cvs log > ../cvslog
cd ..
cvsps -A -x --test-log cvslog project > cvsps.out

# check behavior of git-cvsimport
git-cvsimport -i -d $CVSROOT -C project.git project
cd project.git
git-checkout -f dev
ls && echo "Note how b is ABSENT!"