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path: root/comp2041/tigger/test08.sh
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#!/bin/dash

# Test startup, create a temporary directory and cd into it with files.
tmp_dir=$(mktemp --directory --quiet --tmpdir=./)
if [ "$(find tigger-* | wc -l)" -le 0 ]; then
  printf "error: no tigger commands found, cannot run tests\n" >&2
  exit 1
fi
cp tigger-* "$tmp_dir"/
cd "$tmp_dir" || exit

# Functions to test if the return value was 0 or non-zero.
assert_good_exec () {
  printf "%s: " "$1"
  if $1; then
    return
  fi
  printf "test failed, previous command expected zero output code\n" >&2
  rm -rf ../"$tmp_dir"
  exit 1
}
# Functions to test if the return value was 0 or non-zero.
assert_bad_exec () {
  printf "%s: " "$1"
  if ! $1; then
    return
  fi
  printf "test failed, previous command expected non-zero output code\n" >&2
  rm -rf ../"$tmp_dir"
  exit 1
}
printf "starting tests: output and order will be printed\n\n"
# End of test startup

# The purpose of this test is to ensure that creating a new branch from an empty
# branch branches with multiple files with multiple commits and then deleting 
# the branch results in the same status as an empty branch.

# TODO CURRENTLY DOESNT FUNCTION BECAUSE CHECKOUT IS WRONG IN MY IMPLEMENTATION!

printf "WARNING: DOESN'T FUNCTION DUE TO NON FULLY IMPLEMENTED CHECKOUT\n\n"

assert_good_exec "./tigger-init"
touch z
assert_good_exec "./tigger-add z"
assert_good_exec "./tigger-commit -m commitmessage"
before_status=$(./tigger-status)
assert_good_exec "./tigger-branch new"
assert_good_exec "./tigger-checkout new"
touch a
touch b
assert_good_exec "./tigger-add a b"
assert_good_exec "./tigger-commit -m commitmessage"
touch c
touch d
assert_good_exec "./tigger-add c d"
assert_good_exec "./tigger-commit -m commitmessage"
assert_good_exec "./tigger-checkout master"
assert_good_exec "./tigger-branch -d new"

printf "testing tigger status is the same as before the branch was created\n"
if [ "$(./tigger-status)" != "$before_status" ]; then
  printf "tigger-status was not empty in an empty dir\n" >&2
  exit 1
fi

# Test teardown/cleanup
printf "\ntest completed successfully\n"
rm -rf ../"$tmp_dir"
exit 0