TESTS: replace old test suite with the new one

get rid of Bats definitively

test/requirements/web/Dockerfile

@@ -0,0 +1,8 @@
+# Docker Image running one (or multiple) webservers listening on all given ports from WEB_PORTS environment variable
+
+FROM python:3
+COPY ./webserver.py /
+COPY ./entrypoint.sh /
+WORKDIR /opt
+ENTRYPOINT ["/bin/bash", "/entrypoint.sh"]
+

test/requirements/web/entrypoint.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+set -u
+
+trap '[ ${#PIDS[@]} -gt 0 ] && kill -TERM ${PIDS[@]}' TERM
+declare -a PIDS
+
+for port in $WEB_PORTS; do
+	echo starting a web server listening on port $port;
+	/webserver.py $port &
+	PIDS+=($!)
+done
+
+wait ${PIDS[@]}
+trap - TERM
+wait ${PIDS[@]}

test/requirements/web/webserver.py

@@ -0,0 +1,28 @@
+#!/usr/bin/env python3
+
+import os, sys
+import http.server
+import socketserver
+
+
+class Handler(http.server.SimpleHTTPRequestHandler):
+    def do_GET(self):
+        
+        self.send_response(200)
+        self.send_header("Content-Type", "text/plain")
+        self.end_headers()
+
+        if self.path == "/headers":
+            self.wfile.write(self.headers.as_string().encode())
+        elif self.path == "/port":
+            response = "answer from port %s\n" % PORT
+            self.wfile.write(response.encode())
+        else:
+            self.wfile.write("No route for this path!\n".encode())
+
+
+if __name__ == '__main__':
+    PORT = int(sys.argv[1])
+    socketserver.TCPServer.allow_reuse_address = True
+    httpd = socketserver.TCPServer(('0.0.0.0', PORT), Handler)
+    httpd.serve_forever()