rbenv/test/test_helper.bash

131 lines
2.9 KiB
Bash

unset RBENV_VERSION
unset RBENV_DIR
# guard against executing this block twice due to bats internals
if [ -z "$RBENV_TEST_DIR" ]; then
RBENV_TEST_DIR="${BATS_TMPDIR}/rbenv"
export RBENV_TEST_DIR="$(mktemp -d "${RBENV_TEST_DIR}.XXX" 2>/dev/null || echo "$RBENV_TEST_DIR")"
export RBENV_ROOT="${RBENV_TEST_DIR}/root"
export HOME="${RBENV_TEST_DIR}/home"
export RBENV_HOOK_PATH="${RBENV_ROOT}/rbenv.d"
PATH=/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin
PATH="${RBENV_TEST_DIR}/bin:$PATH"
PATH="${BATS_TEST_DIRNAME}/../libexec:$PATH"
PATH="${BATS_TEST_DIRNAME}/libexec:$PATH"
PATH="${RBENV_ROOT}/shims:$PATH"
export PATH
for xdg_var in `env 2>/dev/null | grep ^XDG_ | cut -d= -f1`; do unset "$xdg_var"; done
unset xdg_var
fi
teardown() {
rm -rf "$RBENV_TEST_DIR"
}
flunk() {
{ if [ "$#" -eq 0 ]; then cat -
else echo "$@"
fi
} | sed "s:${RBENV_TEST_DIR}:TEST_DIR:g" >&2
return 1
}
assert_success() {
if [ "$status" -ne 0 ]; then
flunk "command failed with exit status $status"
elif [ "$#" -gt 0 ]; then
assert_output "$1"
fi
}
assert_failure() {
if [ "$status" -eq 0 ]; then
flunk "expected failed exit status"
elif [ "$#" -gt 0 ]; then
assert_output "$1"
fi
}
assert_equal() {
if [ "$1" != "$2" ]; then
{ echo "expected: $1"
echo "actual: $2"
} | flunk
fi
}
assert_output() {
local expected
if [ $# -eq 0 ]; then expected="$(cat -)"
else expected="$1"
fi
assert_equal "$expected" "$output"
}
assert_line() {
if [ "$1" -ge 0 ] 2>/dev/null; then
assert_equal "$2" "${lines[$1]}"
else
local line
for line in "${lines[@]}"; do
if [ "$line" = "$1" ]; then return 0; fi
done
flunk "expected line \`$1'"
fi
}
refute_line() {
if [ "$1" -ge 0 ] 2>/dev/null; then
local num_lines="${#lines[@]}"
if [ "$1" -lt "$num_lines" ]; then
flunk "output has $num_lines lines"
fi
else
local line
for line in "${lines[@]}"; do
if [ "$line" = "$1" ]; then
flunk "expected to not find line \`$line'"
fi
done
fi
}
assert() {
if ! "$@"; then
flunk "failed: $@"
fi
}
# Output a modified PATH that ensures that the given executable is not present,
# but in which system utils necessary for rbenv operation are still available.
path_without() {
local exe="$1"
local path=":${PATH}:"
local found alt util
for found in $(type -aP "$exe"); do
found="${found%/*}"
if [ "$found" != "${RBENV_ROOT}/shims" ]; then
alt="${RBENV_TEST_DIR}/$(echo "${found#/}" | tr '/' '-')"
mkdir -p "$alt"
for util in bash head cut readlink greadlink sed sort awk; do
if [ -x "${found}/$util" ]; then
ln -s "${found}/$util" "${alt}/$util"
fi
done
path="${path/:${found}:/:${alt}:}"
fi
done
path="${path#:}"
echo "${path%:}"
}
create_hook() {
mkdir -p "${RBENV_HOOK_PATH}/$1"
touch "${RBENV_HOOK_PATH}/$1/$2"
if [ ! -t 0 ]; then
cat > "${RBENV_HOOK_PATH}/$1/$2"
fi
}