Add test (#136)

tests/commands/run/test_integration.py

@@ -37,6 +37,36 @@ def test_simple(create_package, time_tool):
     assert config["sinol_expected_scores"] == expected_scores
 
 
+@pytest.mark.parametrize("create_package", [get_simple_package_path(), get_verify_status_package_path(),
+                                            get_checker_package_path(), get_library_package_path(),
+                                            get_library_string_args_package_path(), get_limits_package_path(),
+                                            get_override_limits_package_path(), get_icpc_package_path()],
+                         indirect=True)
+def test_wrong_solution(create_package, time_tool):
+    """
+    Test if running after changing solution works.
+    """
+    package_path = create_package
+    create_ins_outs(package_path)
+    parser = configure_parsers()
+    args = parser.parse_args(["run", "--time-tool", time_tool])
+    command = Command()
+
+    # First run to create cache.
+    command.run(args)
+
+    # Change solution.
+    task_id = package_util.get_task_id()
+    with open(os.path.join(os.path.join(package_path, "prog", f"{task_id}.cpp")), "w") as f:
+        f.write("int main() { return 0; }")
+
+    # Second run.
+    with pytest.raises(SystemExit) as e:
+        command.run(args)
+    assert e.type == SystemExit
+    assert e.value.code == 1
+
+
 @pytest.mark.parametrize("create_package", [get_simple_package_path(), get_verify_status_package_path(),
                                             get_checker_package_path(), get_library_package_path(),
                                             get_library_string_args_package_path(), get_limits_package_path(),