#!/usr/bin/env bash
set -euo pipefail
SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
source "$SCRIPT_DIR/../harness/helpers.sh"

setup_test_env
trap teardown_test_env EXIT

# Generate a minimal config — only required fields are set.
# The binary should fill in all other fields with defaults.
source "$HARNESS_DIR/config-gen.sh"
_gen_minimal_config

# Verify the binary accepts the minimal config without complaint.
# This proves that defaults are applied for every non-required field.
output=$("$WARPGATE_BIN" status -c "$TEST_CONFIG" 2>&1) || {
    echo "FAIL: warpgate status exited non-zero; defaults should fill in"
    echo "  output: $output"
    exit 1
}

# The minimal config intentionally omits these fields (all should be
# filled by compiled-in defaults matching the PRD):
#   sftp_port          = 22
#   sftp_connections   = 8
#   max_size           = "200G"
#   max_age            = "720h"
#   min_free           = "10G"
#   chunk_size         = "256M"
#   write_back         = "5s"
#   transfers          = 4
#   enable_smb         = true
#   enable_nfs         = false
#   mount.point        = "/mnt/nas-photos"
#
# We cannot easily extract the in-memory defaults from the binary, but a
# successful status invocation on a minimal config is proof that every
# default was applied without error.

# Double-check the config file does NOT contain the fields that should
# come from defaults — confirming we are truly testing the defaults path.
assert_output_not_contains "$(cat "$TEST_CONFIG")" "sftp_port"
assert_output_not_contains "$(cat "$TEST_CONFIG")" "max_size"
assert_output_not_contains "$(cat "$TEST_CONFIG")" "enable_smb"
assert_output_not_contains "$(cat "$TEST_CONFIG")" "transfers"

# Parse the status output for actual applied defaults and verify key
# values match the PRD specifications.
assert_output_contains "$output" "sftp_port"
assert_output_contains "$output" "22"
assert_output_contains "$output" "sftp_connections"
assert_output_contains "$output" "8"
assert_output_contains "$output" "write_back"
assert_output_contains "$output" "5s"
assert_output_contains "$output" "enable_smb"
assert_output_contains "$output" "true"
assert_output_contains "$output" "enable_nfs"
assert_output_contains "$output" "false"
assert_output_contains "$output" "enable_webdav"
assert_output_contains "$output" "false"
assert_output_contains "$output" "dir_cache_time"
assert_output_contains "$output" "5m0s"
assert_output_contains "$output" "transfers"
assert_output_contains "$output" "4"

echo "PASS: $(basename "$0" .sh)"