test(frontend): test TFHE-rs example

frontends/concrete-python/examples/tfhers/test.sh

@@ -0,0 +1,19 @@
+#!/bin/sh
+
+# This file tests that the example is working
+
+shell_blocks=$(sed -n '/^```sh/,/^```/ p' < README.md | sed '/^```sh/d' | sed '/^```/d')
+
+set -e
+output=$(eval "$shell_blocks" 2>&1) || echo "$output"
+
+result=$(echo "$output" | grep "result: " | sed 's/result: //g')
+
+expected="31"
+if [ $result -eq $expected ]
+then
+    exit 0
+else
+    echo "expected result to be $expected, but result was $result"
+    exit 1
+fi

frontends/concrete-python/tests/execution/test_examples.py

@@ -2,6 +2,7 @@
 Tests of the examples.
 """
 
+import os
 from typing import Optional
 
 import numpy as np
@@ -404,3 +405,13 @@ Actual Output
 {actual_output}
 
             """
+
+
+def test_tfhers_example():
+    path_to_test_script = tfhers_utils = (
+        f"{os.path.dirname(os.path.abspath(__file__))}/../../examples/tfhers/"
+    )
+    test_script_filename = "test.sh"
+    assert (
+        os.system(f"cd {path_to_test_script} && sh {test_script_filename}") == 0
+    ), "test script failed"