Introduce benchmarks for tuples

Author: Tinche

bench/test_tuples.py

@@ -0,0 +1,35 @@
+import pytest
+
+from cattrs import BaseConverter, Converter
+
+HETERO_TUPLE = tuple[int, str, float, int, str, float]
+HETERO_RAW = [1.0, 2, "3", 4.0, 5, "6"]
+HETERO_VALUE = (1, "2", 3.0, 4, "5", 6.0)
+HOMO_TUPLE = tuple[int, ...]
+HOMO_RAW = ["1", 2, 3.0, 4, 5.0, "6"]
+
+
+@pytest.mark.parametrize("converter_cls", [BaseConverter, Converter])
+@pytest.mark.parametrize("detailed_validation", [True, False])
+def test_structure_hetero_tuple(benchmark, converter_cls, detailed_validation):
+    """Benchmark steady-state heterogeneous tuple structuring."""
+    c = converter_cls(detailed_validation=detailed_validation)
+
+    benchmark(c.structure, HETERO_RAW, HETERO_TUPLE)
+
+
+@pytest.mark.parametrize("converter_cls", [BaseConverter, Converter])
+def test_unstructure_hetero_tuple(benchmark, converter_cls):
+    """Benchmark heterogeneous tuple unstructuring."""
+    c = converter_cls()
+
+    benchmark(c.unstructure, HETERO_VALUE, HETERO_TUPLE)
+
+
+@pytest.mark.parametrize("converter_cls", [BaseConverter, Converter])
+@pytest.mark.parametrize("detailed_validation", [True, False])
+def test_structure_homo_tuple(benchmark, converter_cls, detailed_validation):
+    """Benchmark homogeneous tuple structuring."""
+    c = converter_cls(detailed_validation=detailed_validation)
+
+    benchmark(c.structure, HOMO_RAW, HOMO_TUPLE)