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-rwxr-xr-xtest/test.sh193
1 files changed, 193 insertions, 0 deletions
diff --git a/test/test.sh b/test/test.sh
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+++ b/test/test.sh
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+#!/usr/bin/env bash
+
+# Copyright (c) 2022 Egor Tensin <Egor.Tensin@gmail.com>
+# This file is part of the "void" project.
+# For details, see https://github.com/egor-tensin/void.
+# Distributed under the MIT License.
+
+set -o errexit -o nounset -o pipefail
+
+script_dir="$( dirname -- "${BASH_SOURCE[0]}" )"
+script_dir="$( cd -- "$script_dir" && pwd )"
+readonly script_dir
+script_name="$( basename -- "${BASH_SOURCE[0]}" )"
+readonly script_name
+
+readonly server_port=23666
+server_pid=
+curl_header_file=
+curl_output_file=
+
+dump() {
+ local msg
+ for msg; do
+ echo "$script_name: $msg"
+ done
+}
+
+run_server() {
+ dump "Starting up server..."
+ "$script_dir/../server.py" --port "$server_port" &
+ server_pid="$!"
+ dump "Its PID is $server_pid"
+ sleep 5
+}
+
+kill_server() {
+ [ -z "$server_pid" ] && return
+ dump "Killing server with PID $server_pid..."
+ kill "$server_pid"
+ dump "Waiting for it to terminate..."
+ wait "$server_pid" || true
+ dump "Done"
+}
+
+create_files() {
+ curl_header_file="$( mktemp )"
+ curl_output_file="$( mktemp )"
+ dump "curl header file: $curl_header_file"
+ dump "curl output file: $curl_output_file"
+}
+
+cleanup_files() {
+ dump "Cleaning up curl files..."
+ [ -n "$curl_header_file" ] && rm -f -- "$curl_header_file"
+ [ -n "$curl_output_file" ] && rm -f -- "$curl_output_file"
+}
+
+prepare() {
+ run_server
+ create_files
+}
+
+cleanup() {
+ kill_server || true
+ cleanup_files || true
+}
+
+run_curl() {
+ if [ "$#" -ne 1 ]; then
+ echo "usage: ${FUNCNAME[0]} URL" >&2
+ return 1
+ fi
+ local url="$1"
+ curl \
+ --silent --show-error \
+ --dump-header "$curl_header_file" \
+ --output "$curl_output_file" \
+ --connect-timeout 3 \
+ -- "http://localhost:$server_port$url" || true
+}
+
+curl_check_status() {
+ if [ "$#" -ne 1 ]; then
+ echo "usage: ${FUNCNAME[0]} HTTP_STATUS" >&2
+ return 1
+ fi
+
+ local expected="$1"
+ expected="HTTP/1.0 $expected"$'\r'
+ local actual
+ actual="$( head -n 1 -- "$curl_header_file" )"
+
+ [ "$expected" == "$actual" ] && return 0
+
+ dump "Actual HTTP response: $actual" >&2
+ dump "Expected: $expected" >&2
+
+ dump 'HTTP headers:' >&2
+ cat -- "$curl_header_file" >&2
+ dump 'HTTP response:' >&2
+ cat -- "$curl_output_file" >&2
+ return 1
+}
+
+curl_check_keyword() {
+ local keyword
+ for keyword; do
+ if ! grep --fixed-strings --quiet -- "$keyword" "$curl_output_file"; then
+ dump "The following pattern hasn't been found:"
+ dump "$keyword"
+ fi
+ done
+}
+
+run_curl_test() {
+ if [ "$#" -lt 1 ]; then
+ echo "usage: ${FUNCNAME[0]} URL [KEYWORD...]" >&2
+ return 1
+ fi
+
+ local url="$1"
+ shift
+ dump "Running test for URL: $url"
+
+ run_curl "$url"
+ curl_check_status '200 OK'
+
+ local keyword
+ for keyword; do
+ curl_check_keyword "$keyword"
+ done
+}
+
+run_curl_tests() {
+ # / and /index.html are identical:
+ #run_curl_test '/' '<link rel="stylesheet" href="css/bootstrap.min.css">' 'var status_refresh_interval_seconds'
+ #run_curl_test '/index.html' '<link rel="stylesheet" href="css/bootstrap.min.css">' 'var status_refresh_interval_seconds'
+
+ run_curl_test '/screams' '0'
+ run_curl_test '/scream' '1'
+}
+
+cgi_check_header() {
+ local expected='Content-Type: text/html; charset=utf-8'
+ local actual
+ actual="$( head -n 1 -- "$curl_output_file" )"
+
+ [ "$expected" == "$actual" ] && return 0
+
+ dump "Actual CGI header: $actual" >&2
+ dump "Expected: $expected" >&2
+
+ diff <( echo "$actual" ) <( echo "$expected" ) | cat -te
+ return 1
+}
+
+run_cgi_test() {
+ if [ "$#" -lt 1 ]; then
+ echo "usage: ${FUNCNAME[0]} WHAT [KEYWORD...]" >&2
+ return 1
+ fi
+
+ local what="$1"
+ shift
+
+ local query_string="what=$what"
+ dump "Running CGI test for query string: $query_string"
+
+ QUERY_STRING="$query_string" "$script_dir/../app.py" > "$curl_output_file"
+
+ cgi_check_header
+
+ local keyword
+ for keyword; do
+ curl_check_keyword "$keyword"
+ done
+}
+
+run_cgi_tests() {
+ # Check that app.py still works as a CGI script.
+
+ run_cgi_test 'screams' '0'
+ run_cgi_test 'scream' '1'
+}
+
+main() {
+ trap cleanup EXIT
+ prepare
+ run_curl_tests
+ run_cgi_tests
+}
+
+main "$@"