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#! /usr/bin/env bash
# Note: this is _explicitly_ not setting `set -euo pipefail`
# because we are testing functions that configure that.
declare base expected actual
base="${TMPDIR:-/tmp}/$(basename "$0").$$"
expected="$base".expected
actual="$base".actual
declare -i success
success=0
# always execute relative to here
cd "$(dirname "$0")" || exit 1
# add the built direnv to the path
root=$(cd .. && pwd -P)
export PATH=$root:$PATH
load_stdlib() {
# shellcheck disable=SC1090
source "$root/stdlib.sh"
}
test_fail() {
echo "FAILED $*: expected is not actual"
exit 1
}
test_strictness() {
local step
step="$1"
echo "$2" > "$expected"
set -o | grep 'errexit\|nounset\|pipefail' > "$actual"
diff -u "$expected" "$actual" || test_fail "$step"
(( success += 1 ))
}
load_stdlib
test_strictness 'after source' $'errexit off
nounset off
pipefail off'
strict_env
test_strictness 'after strict_env' $'errexit on
nounset on
pipefail on'
unstrict_env echo HELLO > /dev/null
test_strictness "after unstrict_env with command" $'errexit on
nounset on
pipefail on'
strict_env echo HELLO > /dev/null
test_strictness "after strict_env with command" $'errexit on
nounset on
pipefail on'
unstrict_env
test_strictness 'after unstrict_env' $'errexit off
nounset off
pipefail off'
echo "OK ($success tests)"
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