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fix: fall back to safe temp directories

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Tw93
2026-03-23 17:10:15 +08:00
parent e5bb083dc0
commit f2e9ff05fe
6 changed files with 171 additions and 8 deletions
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55
tests/user_file_ops.bats
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@@ -76,6 +76,61 @@ setup() {
[ -d "$result" ]
}
@test "get_mole_temp_root uses writable TMPDIR when available" {
local writable_tmp="$HOME/custom-tmp"
mkdir -p "$writable_tmp"
result=$(env HOME="$HOME" TMPDIR="$writable_tmp" bash -c "source '$PROJECT_ROOT/lib/core/base.sh'; get_mole_temp_root")
[ "$result" = "$writable_tmp" ]
}
@test "get_mole_temp_root falls back to user cache when TMPDIR is not writable" {
local blocked_tmp="$HOME/blocked-tmp"
mkdir -p "$blocked_tmp"
chmod 500 "$blocked_tmp"
result=$(env HOME="$HOME" TMPDIR="$blocked_tmp" bash -c "source '$PROJECT_ROOT/lib/core/base.sh'; get_mole_temp_root")
[ "$result" = "$HOME/.cache/mole/tmp" ]
[ -d "$HOME/.cache/mole/tmp" ]
}
@test "get_mole_temp_root caches the first resolved directory" {
local first_tmp="$HOME/first-tmp"
local second_tmp="$HOME/second-tmp"
mkdir -p "$first_tmp" "$second_tmp"
result=$(env HOME="$HOME" TMPDIR="$first_tmp" bash -c "
source '$PROJECT_ROOT/lib/core/base.sh'
ensure_mole_temp_root
first=\$MOLE_RESOLVED_TMPDIR
export TMPDIR='$second_tmp'
ensure_mole_temp_root
second=\$MOLE_RESOLVED_TMPDIR
printf '%s|%s\n' \"\$first\" \"\$second\"
")
[ "$result" = "$first_tmp|$first_tmp" ]
}
@test "get_mole_temp_root falls back to /tmp when TMPDIR and invoking home are unavailable" {
result=$(env HOME="$HOME" TMPDIR="/var/empty" bash -c "
source '$PROJECT_ROOT/lib/core/base.sh'
get_invoking_home() { echo '/var/empty'; }
get_mole_temp_root
")
[ "$result" = "/tmp" ]
}
@test "common.sh exports resolved TMPDIR for runtime callers" {
local blocked_tmp="$HOME/common-blocked-tmp"
mkdir -p "$blocked_tmp"
chmod 500 "$blocked_tmp"
result=$(env HOME="$HOME" TMPDIR="$blocked_tmp" bash -c "source '$PROJECT_ROOT/lib/core/common.sh'; printf '%s\n' \"\$TMPDIR\"")
[ "$result" = "$HOME/.cache/mole/tmp" ]
}
@test "get_user_home returns home for valid user" {
current_user="${USER:-$(whoami)}"
result=$(bash -c "source '$PROJECT_ROOT/lib/core/base.sh'; get_user_home '$current_user'")