test: add x - y in benchmark, doesn't compile

refs #471

benchmarks/x_minus_y.py

@@ -0,0 +1,44 @@
+# Target: x - y
+
+import itertools
+import random
+
+import concrete.numpy as hnp
+
+
+def main():
+    def function_to_compile(x, y):
+        return x - y
+
+    x = hnp.EncryptedScalar(hnp.UnsignedInteger(3))
+    y = hnp.EncryptedScalar(hnp.UnsignedInteger(2))
+
+    inputset = itertools.product(range(4, 8), range(0, 4))
+
+    # Measure: Compilation Time (ms)
+    engine = hnp.compile_numpy_function(function_to_compile, {"x": x, "y": y}, inputset)
+    # Measure: End
+
+    inputs = []
+    labels = []
+    for _ in range(4):
+        sample_x = random.randint(2 ** 2, 2 ** 3 - 1)
+        sample_y = random.randint(0, 2 ** 2 - 1)
+
+        inputs.append([sample_x, sample_y])
+        labels.append(function_to_compile(*inputs[-1]))
+
+    correct = 0
+    for input_i, label_i in zip(inputs, labels):
+        # Measure: Evaluation Time (ms)
+        result_i = engine.run(*input_i)
+        # Measure: End
+
+        if result_i == label_i:
+            correct += 1
+
+    # Measure: Accuracy (%) = (correct / len(inputs)) * 100
+
+
+if __name__ == "__main__":
+    main()