Added test for vectorized benchmarks

tests/test_benchmark_vector.py

+import subprocess
+import numpy as np
+import sympy as sp
+import pystencils as ps
+from pystencils_benchmark import generate_benchmark, Compiler
+from pathlib import Path
+
+
+def test_generate():
+    path = Path.cwd() / 'test'
+    path.mkdir(parents=True, exist_ok=True)
+    a, b, c = ps.fields(a=np.ones(4000000), b=np.ones(4000000), c=np.ones(4000000))
+    alpha = sp.symbols('alpha')
+
+    @ps.kernel_config(ps.CreateKernelConfig(cpu_vectorize_info={'instruction_set': 'best'}))
+    def vadd():
+        a[0] @= b[0] + c[0]
+    kernel_vadd = ps.create_kernel(**vadd)
+
+    @ps.kernel_config(ps.CreateKernelConfig(cpu_vectorize_info={'instruction_set': 'best'}))
+    def daxpy():
+        b[0] @= alpha * a[0] + b[0]
+    kernel_daxpy = ps.create_kernel(**daxpy)
+
+    for compiler in [Compiler.GCC, Compiler.GCCdebug, Compiler.Clang]:
+        generate_benchmark([kernel_vadd, kernel_daxpy], path, compiler=compiler)
+        subprocess.run(['make', '-C', f'{path}'], check=True)
+        subprocess.run([f'{path}/benchmark-{compiler.name}', '10'], check=True)
+