Add more parser test cases

lib/libx52io/Makefile.am

@@ -42,7 +42,10 @@ test_parser_SOURCES = test_parser.c $(libx52io_la_SOURCES)
 test_parser_CFLAGS = $(libx52io_la_CFLAGS)
 test_parser_LDFLAGS = @CMOCKA_LIBS@ @HIDAPI_LIBS@ $(WARN_LDFLAGS)
 test_parser_LDADD = @LTLIBINTL@
+
+# Add a dependency on test_parser_tests.c
+test_parser.c: test_parser_tests.c
 endif
 
 # Extra files that need to be in the distribution
-EXTRA_DIST = libx52io.h io_common.h
+EXTRA_DIST = libx52io.h io_common.h test_parser_tests.c

lib/libx52io/test_parser.c

@@ -10,6 +10,7 @@
 #include <stddef.h>
 #include <setjmp.h>
 #include <cmocka.h>
+#include <string.h>
 
 #include "io_common.h"
 #include "usb-ids.h"
@@ -79,10 +80,14 @@ static void test_error_pro(void **state) {
     assert_int_equal(rc, LIBX52IO_ERROR_IO);
 }
 
+#include "test_parser_tests.c"
+
+#define TEST_LIST
 const struct CMUnitTest tests[] = {
     cmocka_unit_test_setup_teardown(test_error_x52, TEST_SETUP(_1), test_teardown),
     cmocka_unit_test_setup_teardown(test_error_x52, TEST_SETUP(_2), test_teardown),
     cmocka_unit_test_setup_teardown(test_error_pro, TEST_SETUP(PRO), test_teardown),
+    #include "test_parser_tests.c"
 };
 
 int main(void)

lib/libx52io/test_parser_tests.c

@@ -0,0 +1,107 @@
+/*
+ * Saitek X52 IO driver - Parser test suite - individual parser tests
+ *
+ * This file is included in test_parser.c to both define the test cases,
+ * and to list the tests themselves.
+ */
+
+#ifndef TEST_LIST
+# define TEST_CASE(tc, prodid) static void tc (void **state)
+# define TEST_DEF 1
+# define TEST_PARSE(...) \
+    libx52io_context *ctx = *state; \
+    libx52io_report report; \
+    int rc; \
+    unsigned char data[] = { __VA_ARGS__ }; \
+    memset(&report, 0, sizeof(report)); \
+    rc = _x52io_parse_report(ctx, &report, data, sizeof(data)); \
+    assert_int_equal(rc, LIBX52IO_SUCCESS);
+#else
+# define TEST_CASE(tc, prodid) cmocka_unit_test_setup_teardown(tc, TEST_SETUP(prodid), test_teardown),
+# define TEST_DEF 0
+#endif
+
+TEST_CASE(x52_x_axis_512, _1)
+#if TEST_DEF
+{
+    TEST_PARSE(0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
+
+    assert_int_equal(report.axis[LIBX52IO_AXIS_X], 512);
+}
+#endif
+
+TEST_CASE(x52_x_axis_1024, _1)
+#if TEST_DEF
+{
+    TEST_PARSE(0, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
+
+    assert_int_equal(report.axis[LIBX52IO_AXIS_X], 1024);
+}
+#endif
+
+TEST_CASE(x52_x_axis_2047, _1)
+#if TEST_DEF
+{
+    TEST_PARSE(0xff, 0x07, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
+
+    assert_int_equal(report.axis[LIBX52IO_AXIS_X], 2047);
+}
+#endif
+
+TEST_CASE(x52_y_axis_512, _1)
+#if TEST_DEF
+{
+    TEST_PARSE(0, 0, 0x10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
+
+    assert_int_equal(report.axis[LIBX52IO_AXIS_Y], 512);
+}
+#endif
+
+TEST_CASE(x52_y_axis_1024, _1)
+#if TEST_DEF
+{
+    TEST_PARSE(0, 0, 0x20, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
+
+    assert_int_equal(report.axis[LIBX52IO_AXIS_Y], 1024);
+}
+#endif
+
+TEST_CASE(x52_y_axis_2047, _1)
+#if TEST_DEF
+{
+    TEST_PARSE(0, 0xf8, 0x3f, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
+
+    assert_int_equal(report.axis[LIBX52IO_AXIS_Y], 2047);
+}
+#endif
+
+TEST_CASE(x52_rz_axis_256, _1)
+#if TEST_DEF
+{
+    TEST_PARSE(0, 0, 0, 0x40, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
+
+    assert_int_equal(report.axis[LIBX52IO_AXIS_RZ], 256);
+}
+#endif
+
+TEST_CASE(x52_rz_axis_512, _1)
+#if TEST_DEF
+{
+    TEST_PARSE(0, 0, 0, 0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
+
+    assert_int_equal(report.axis[LIBX52IO_AXIS_RZ], 512);
+}
+#endif
+
+TEST_CASE(x52_rz_axis_1023, _1)
+#if TEST_DEF
+{
+    TEST_PARSE(0, 0, 0xc0, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
+
+    assert_int_equal(report.axis[LIBX52IO_AXIS_RZ], 1023);
+}
+#endif
+
+#undef TEST_CASE
+#undef TEST_DEF
+#undef TEST_PARSE