ci: add basic test pipeline for shader builders

tests/python_build/test_glsl_builder.py

@@ -0,0 +1,37 @@
+import json
+
+import pytest
+
+from glsl_builders import build_raw_header, RAWHeaderStruct, build_rd_header, RDHeaderStruct
+
+
+@pytest.mark.parametrize(
+    [
+        "shader_files",
+        "builder",
+        "header_struct",
+    ],
+    [
+        ("glsl/vertex_fragment", build_raw_header, RAWHeaderStruct),
+        ("glsl/compute", build_raw_header, RAWHeaderStruct),
+        ("rd_glsl/vertex_fragment", build_rd_header, RDHeaderStruct),
+        ("rd_glsl/compute", build_rd_header, RDHeaderStruct),
+    ],
+    indirect=["shader_files"],
+)
+def test_glsl_builder(shader_files, builder, header_struct):
+    header = header_struct()
+    builder(shader_files["path_input"], header_data=header)
+
+    with open(shader_files["path_expected_parts"], "r") as f:
+        expected_parts = json.load(f)
+        assert expected_parts == header.__dict__
+
+    with open(shader_files["path_output"], "r") as f:
+        actual_output = f.read()
+        assert actual_output
+
+    with open(shader_files["path_expected_full"], "r") as f:
+        expected_output = f.read()
+
+    assert actual_output == expected_output