Add tests for test-execution parsing.

Author: freakboy3742

bin/generate_schema.py

@@ -227,6 +227,10 @@
   test-execution:
     description: Additional configuration for the test runner
     oneOf:
+      - type: string
+        pattern: '^$'
+      - type: object
+        additionalProperties: false
       - type: string
         pattern: 'args:'
       - type: object

cibuildwheel/options.py

@@ -98,7 +98,7 @@ class TestExecutionConfig:
 
     @classmethod
     def from_config_string(cls, config_string: str) -> Self:
-        config_dict = parse_key_value_string(config_string, ["args"])
+        config_dict = parse_key_value_string(config_string, [], ["args"])
         args = config_dict.get("args") or []
         return cls(args=args)
 
@@ -781,7 +781,7 @@ def _compute_build_options(self, identifier: str | None) -> BuildOptions:
                 env_plat=False,
                 option_format=ShlexTableFormat(sep="; ", pair_sep=":", allow_merge=False),
             )
-            if not test_execution_str or test_execution_str == "default":
+            if not test_execution_str:
                 test_execution = TestExecutionConfig()
             else:
                 try:

cibuildwheel/resources/cibuildwheel.schema.json

@@ -576,6 +576,14 @@
           "type": "string",
           "pattern": "args:"
         },
+        {
+          "type": "string",
+          "pattern": "^$"
+        },
+        {
+          "type": "object",
+          "additionalProperties": false
+        },
         {
           "type": "object",
           "additionalProperties": false,

unit_test/options_test.py

@@ -2,6 +2,7 @@
 import platform as platform_module
 import textwrap
 import unittest.mock
+from collections.abc import Sequence
 from pathlib import Path
 from typing import Literal
 
@@ -626,6 +627,38 @@ def test_get_build_frontend_extra_flags_warning(
     mock_warning.assert_called_once()
 
 
+@pytest.mark.parametrize(
+    ("definition", "expected"),
+    [
+        ("", ()),
+        ("test-execution = {}", ()),
+        ('test-execution = {args = ""}', []),
+        ('test-execution = "args: --simulator foo"', ["--simulator", "foo"]),
+        ('test-execution = {args = ["--simulator", "foo"]}', ["--simulator", "foo"]),
+    ],
+)
+def test_test_execution_handling(
+    tmp_path: Path, definition: str, expected_args: Sequence[str] | None
+) -> None:
+    args = CommandLineArguments.defaults()
+    args.package_dir = tmp_path
+
+    pyproject_toml: Path = tmp_path / "pyproject.toml"
+    pyproject_toml.write_text(
+        textwrap.dedent(
+            f"""\
+            [tool.cibuildwheel]
+            {definition}
+            """
+        )
+    )
+
+    options = Options(platform="ios", command_line_arguments=args, env={})
+
+    local = options.build_options("cp313-ios_13_0_arm64_iphoneos")
+    assert local.test_execution.args == expected_args
+
+
 @pytest.mark.parametrize(
     ("definition", "expected"),
     [