#!/usr/bin/env bash
# tests/unit/05_policy.sh -- how allow entries are classified.
source "$TESTS/lib.sh"

PROJ="$WORK/proj"; mkdir -p "$PROJ"; cd "$PROJ" || exit 1
export AISB_CONFIG_DIR="$WORK/cfg-empty"; mkdir -p "$AISB_CONFIG_DIR"

direct_line() { printf '%s' "$1" | grep '^direct=' | cut -d= -f2-; }

t_name "domains go to the gate, not to netfilter"
sb --print-policy --net allow --allow api.openai.com
assert_contains "gate_domains=api.openai.com" "domain listed for the gate"
assert_eq "" "$(direct_line "$OUT")" "no netfilter entry for a domain in gate mode"
assert_contains "proxy=100.64.0.1:18081" "gate address is the proxy"

t_name "IP and CIDR entries become direct rules"
sb --print-policy --net allow --allow 10.0.0.5:5432
assert_eq "direct=10.0.0.5 5432" "$(printf '%s' "$OUT" | grep '^direct=')" "explicit host:port"
sb --print-policy --net allow --allow 10.1.0.0/16
assert_eq "direct=10.1.0.0/16 80,443" "$(printf '%s' "$OUT" | grep '^direct=')" "CIDR gets the default ports"
sb --print-policy --net allow --allow 10.0.0.5:5432 --allow 10.9.9.9
assert_eq "direct=10.0.0.5 5432;10.9.9.9 80,443" "$(printf '%s' "$OUT" | grep '^direct=')" "several direct entries"

t_name "ipv6"
sb --print-policy --net allow --allow "[::1]:8080"
assert_eq "direct6=::1 8080" "$(printf '%s' "$OUT" | grep '^direct6=')" "bracketed [ipv6]:port parses"
assert_eq "direct=" "$(printf '%s' "$OUT" | grep '^direct=')" "and stays out of the ipv4 rules"
assert_contains "gate_domains=" "policy printed for an ipv6 entry"

t_name "--no-gate resolves names up front"
sb --print-policy --net allow --no-gate --allow localhost
assert_contains "direct=127.0.0.1 80,443" "localhost resolves to a direct rule"
assert_contains "proxy=none" "--no-gate has no proxy"
sb --print-policy --net allow --no-gate --allow nope.invalid
assert_rc 1 "an unresolvable name is an error, not a silent no-op"
assert_contains "could not resolve" "and it says so"

t_name "ports"
sb --allow api.openai.com:not-a-port --print-policy
assert_rc 1 "non-numeric port rejected"
sb --print-policy --net allow --allow api.openai.com:8443
assert_contains "gate_domains=api.openai.com" "domain+port still routed through the gate"

t_name "mixed list"
sb --print-policy --net allow --allow api.openai.com --allow 10.0.0.5:5432 --allow files.pythonhosted.org
assert_contains "api.openai.com" "domain 1"
assert_contains "files.pythonhosted.org" "domain 2"
assert_contains "10.0.0.5 5432" "ip entry"