Compares the outputs of setup.py bdist | sdist between two branches.

gistfile1.txt

#!/bin/sh

# this script must be run from the same directory as kivy-ios (the repo)
# it should not be run inside kivy-ios (the repo)
# you should create a branch "master_setup_cfg_test", add and commit the 
# empty files "pyproject.toml" and "setup.cfg"

# perl was complaining on my machine
export LC_ALL=en_US.UTF-8

# this function receives an argument, either "bdist" or "sdist"
run_setup()
{
    echo "Comparing tarballs for "$1

    # runs either "setup.py bdist" or "setup.py sdist" on master and calls hash_tarball_file_list
    echo "Branch master"
    git checkout master_setup_cfg_test --quiet
    python3 setup.py --quiet $1
    hash_tarball_file_list

    # runs either "setup.py bdist" or "setup.py sdist" on development branch and calls hash_tarball_file_list
    echo "Branch setup_cfg"
    git checkout setup_cfg --quiet
    python3 setup.py --quiet $1
    hash_tarball_file_list
}

# the hash of the tarballs will always be different due to different metadata
# such as date and time
# instead of comparing the files directly we compare a list of the contents
# of the files
hash_tarball_file_list()
{
    cd dist
    # FILE is the tarball, there should be only one at a time in this dir
    for FILE in *
    do
	# save a list of the files inside the tarball
	tar -ztf $FILE >> $FILE"_file_list.txt"
	
	# takes the shasum. without the "cut" the filename with "_file_list.txt"
	# appended would be printed at the end of the line
	SUM=$(shasum -a 256 $FILE"_file_list.txt" | cut -f1 -d' ')
	echo "Hash of the file list of "$FILE": "$SUM
	rm $FILE
	rm $FILE"_file_list.txt"
    done
    cd ..
}

# enters the kivy directory
cd kivy-ios

# run the tests
run_setup "bdist"
run_setup "sdist"