Added csv output

tests/README.md

@@ -28,6 +28,8 @@ The testing methodology will soon be updated with more edge-cases.
 
 # Running a Benchmark
     ./benchmark.py
+    options:
+    -h, --help            show this help message and exit
     --address ADDRESS, -a ADDRESS
                             Address of firegex backend
     --service_port SERVICE_PORT, -P SERVICE_PORT
@@ -40,27 +42,12 @@ The testing methodology will soon be updated with more edge-cases.
                             Number of regexes to benchmark with
     --duration DURATION, -d DURATION
                             Duration of the Benchmark in seconds
+    --output_file OUTPUT_FILE, -o OUTPUT_FILE
+                            Output results csv file
 
 Benchmarks let you evaluate the performance of the proxy. You can run one by typing in a shell  ```test.py -p FIREGEX_PASSWORD -r NUM_OF_REGEX -d BENCHMARK_DURATION```. 
 
-It uses iperf3 to benchmark the throuput in MB/s of the server, both with proxy, without proxy, and for each new added regex. It will automatically add a new random regex untill it has reached NUM_OF_REGEX specified in the arguments. 
+It uses iperf3 to benchmark the throughput in MB/s of the server, both with proxy, without proxy, and for each new added regex. It will automatically add a new random regex untill it has reached NUM_OF_REGEX specified in the arguments. 
 
-Example output:
-
-    Benchmarking with 30 will start on http://127.0.0.1:5000/
-    Sucessfully logged in ✔
-    Sucessfully created service Benchmark Service with public port 1337 ✔
-    Sucessfully received the internal port 38249 ✔
-    Baseline without proxy: 7145.402353788159MB/s
-    Sucessfully started service with id benchmark-service ✔
-    Performance with no regexes: 2255.4573361742887MB/s
-    Performance with 1 regex(s): 76.51810976542541MB/s
-    Performance with 2 regex(s): 38.769568516424684MB/s
-    Performance with 3 regex(s): 25.976997107893663MB/s
-    Performance with 4 regex(s): 19.539058399917625MB/s
-    Performance with 5 regex(s): 14.720692718915746MB/s
-    Performance with 6 regex(s): 13.101487751340413MB/s
-    Performance with 7 regex(s): 11.237772047509017MB/s
-    Performance with 8 regex(s): 9.851833265188406MB/s
-    Performance with 9 regex(s): 8.725255532797124MB/s
-    Performance with 10 regex(s): 7.891516589287963MB/s
+You will find a new benchmark.csv file containg the results.
+![Firegex Benchmark](/docs/FiregexBenchmark.png)