Remove dangling unit test source file.
diff --git a/test_ordering_fail.c b/test_ordering_fail.c
deleted file mode 100644
index 652f5ad..0000000
--- a/test_ordering_fail.c
+++ /dev/null
@@ -1,95 +0,0 @@
-#include "config.h"
-
-#include <stdarg.h>
-#include <stddef.h>
-#include <setjmp.h>
-#include <cmocka.h>
-#include <cmocka_private.h>
-
-static void mock_test_a_called(void)
-{
-    function_called();
-}
-
-static void mock_test_b_called(void)
-{
-    function_called();
-}
-
-static void mock_test_c_called(void)
-{
-    function_called();
-}
-
-static void test_does_fail_for_unexpected_call(void **state)
-{
-    (void)state;
-    expect_function_call(mock_test_a_called);
-    expect_function_call(mock_test_a_called);
-
-    mock_test_a_called();
-    mock_test_a_called();
-    mock_test_a_called();
-}
-
-static void test_does_fail_for_unmade_expected_call(void **state)
-{
-    (void)state;
-    expect_function_call(mock_test_a_called);
-    expect_function_call(mock_test_a_called);
-
-    mock_test_a_called();
-}
-
-static void test_ordering_fails_out_of_order(void **state)
-{
-    (void)state;
-    expect_function_call(mock_test_a_called);
-    expect_function_call(mock_test_b_called);
-    expect_function_call(mock_test_a_called);
-
-    mock_test_b_called();
-}
-
-static void test_ordering_fails_out_of_order_for_at_least_once_calls(void **state)
-{
-    (void)state;
-    expect_function_call_any(mock_test_a_called);
-    ignore_function_calls(mock_test_b_called);
-
-    mock_test_b_called();
-    mock_test_c_called();
-}
-
-/* Primarily used to test error message */
-static void test_fails_out_of_order_if_no_calls_found_on_any(void **state)
-{
-    (void)state;
-    expect_function_call_any(mock_test_a_called);
-    ignore_function_calls(mock_test_b_called);
-
-    mock_test_a_called();
-    mock_test_c_called();
-}
-
-static void test_fails_if_zero_count_used(void **state)
-{
-    (void)state;
-    expect_function_calls(mock_test_a_called, 0);
-
-    mock_test_a_called();
-}
-
-int main(void) {
-    const struct CMUnitTest tests[] = {
-        cmocka_unit_test(test_does_fail_for_unexpected_call)
-        ,cmocka_unit_test(test_does_fail_for_unmade_expected_call)
-        ,cmocka_unit_test(test_does_fail_for_unmade_expected_call)
-        ,cmocka_unit_test(test_ordering_fails_out_of_order)
-        ,cmocka_unit_test(test_ordering_fails_out_of_order_for_at_least_once_calls)
-        ,cmocka_unit_test(test_fails_out_of_order_if_no_calls_found_on_any)
-        ,cmocka_unit_test(test_fails_if_zero_count_used)
-    };
-
-    return cmocka_run_group_tests(tests, NULL, NULL);
-}