1 // SPDX-License-Identifier: GPL-2.0-only
79 	written = min(bufsize-1, elen);  in do_test()
81 		pr_warn("vsnprintf(buf, %d, \"%s\", ...) did not nul-terminate buffer\n",  in do_test()
86 	if (memchr_inv(test_buffer + written + 1, FILL_CHAR, bufsize - (written + 1))) {  in do_test()
87 		pr_warn("vsnprintf(buf, %d, \"%s\", ...) wrote beyond the nul-terminator\n",  in do_test()
92 	if (memchr_inv(test_buffer + bufsize, FILL_CHAR, BUF_SIZE + PAD_SIZE - bufsize)) {  in do_test()
152 	/* Work around annoying "warning: zero-length gnu_printf format string". */  in test_basic()
164 	test("0x1234abcd  ", "%#-12x", 0x1234abcd);  in test_number()
166 …test("0|001| 12|+123| 1234|-123|-1234", "%d|%03d|%3d|%+d|% d|%+d|% d", 0, 1, 12, 123, 1234, -123, …  in test_number()
167 	NOWARN(-Wformat, "Intentionally test narrowing conversion specifiers.", {  in test_number()
168 		test("0|1|1|128|255", "%hhu|%hhu|%hhu|%hhu|%hhu", 0, 1, 257, 128, -1);  in test_number()
169 		test("0|1|1|-128|-1", "%hhd|%hhd|%hhd|%hhd|%hhd", 0, 1, 257, 128, -1);  in test_number()
170 		test("2015122420151225", "%ho%ho%#ho", 1037, 5282, -11627);  in test_number()
174 	 * precision of zero shall be no characters.« Hence the output  in test_number()
188 	test("1  |  2|3  |  4|5  ", "%-3s|%3s|%-*s|%*s|%*s", "1", "2", 3, "3", 3, "4", -3, "5");  in test_string()
189 	test("1234      ", "%-10.4s", "123456");  in test_string()
198 	 * precision specifier as if no precision was given.  in test_string()
204 	test("    ", "%4.*s", -5, "123456");  in test_string()
207 	test("a  |   |   ", "%-3.s|%-3.0s|%-3.*s", "a", "b", 0, "c");  in test_string()
230 		return -1;  in plain_format()
239 		return -1;  in plain_format()
270 		return -1;  in plain_hash_to_buffer()
292 		return -1;  in plain_hash()
333 	 * No need to increase failed test counter since this is assumed  in test_hashed()
360 	test(ONES "fffffff5", "%p", ERR_PTR(-11));  in error_pointer()
361 	test(ONES "fffffff5", "%px", ERR_PTR(-11));  in error_pointer()
362 	test("(efault)", "%pE", ERR_PTR(-11));  in error_pointer()
403 	test("[mem 0x00c0ffee-0xba5eba11 flags 0x200]",  in struct_resource()
411 	test("[mem 0xba5eba11-0x00c0ffee flags 0x200]",  in struct_resource()
420 	test("[mem 0xba5eba11-0xba5eca11 flags 0x200]",  in struct_resource()
443 	test("[range 0x0000000000c0ffee-0x00000000ba5eba11]",  in struct_range()
447 	test("[range 0x00000000ba5eba11-0x0000000000c0ffee]",  in struct_range()
466 	test("c0 ff ee|c0:ff:ee|c0-ff-ee|c0ffee",  in hex_string()
468 	test("c0 ff ee|c0:ff:ee|c0-ff-ee|c0ffee",  in hex_string()
479 	test("2d-48-d6-fc-7a-05", "%pMF", addr);  in mac()
515 			       0x8, 0x9, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf};  in uuid()
517 	test("00010203-0405-0607-0809-0a0b0c0d0e0f", "%pUb", uuid);  in uuid()
518 	test("00010203-0405-0607-0809-0A0B0C0D0E0F", "%pUB", uuid);  in uuid()
519 	test("03020100-0504-0706-0809-0a0b0c0d0e0f", "%pUl", uuid);  in uuid()
520 	test("03020100-0504-0706-0809-0A0B0C0D0E0F", "%pUL", uuid);  in uuid()
555 	test("bravo/alfa  |bravo/alfa  ", "%-12pd2|%*pd2", &test_dentry[2], -12, &test_dentry[2]);  in dentry()
576 	/* 2019-01-04T15:32:23 */  in time_and_date()
580 	test("2018-11-26T05:35:43", "%ptR", &tm);  in time_and_date()
581 	test("0118-10-26T05:35:43", "%ptRr", &tm);  in time_and_date()
582 	test("05:35:43|2018-11-26", "%ptRt|%ptRd", &tm, &tm);  in time_and_date()
583 	test("05:35:43|0118-10-26", "%ptRtr|%ptRdr", &tm, &tm);  in time_and_date()
584 	test("05:35:43|2018-11-26", "%ptRttr|%ptRdtr", &tm, &tm);  in time_and_date()
585 	test("05:35:43 tr|2018-11-26 tr", "%ptRt tr|%ptRd tr", &tm, &tm);  in time_and_date()
587 	test("2019-01-04T15:32:23", "%ptT", &t);  in time_and_date()
588 	test("0119-00-04T15:32:23", "%ptTr", &t);  in time_and_date()
589 	test("15:32:23|2019-01-04", "%ptTt|%ptTd", &t, &t);  in time_and_date()
590 	test("15:32:23|0119-00-04", "%ptTtr|%ptTdr", &t, &t);  in time_and_date()
592 	test("2019-01-04 15:32:23", "%ptTs", &t);  in time_and_date()
593 	test("0119-00-04 15:32:23", "%ptTsr", &t);  in time_and_date()
594 	test("15:32:23|2019-01-04", "%ptTts|%ptTds", &t, &t);  in time_and_date()
595 	test("15:32:23|0119-00-04", "%ptTtrs|%ptTdrs", &t, &t);  in time_and_date()
613 	test("1-20,60000-60014", "%*pbl", nbits, bits);  in large_bitmap()
626 	test("|", "%20pbl|%*pbl", bits, 20, bits);  in bitmap()
631 	test("2-3,5,7,11,13,17,19|2-3,5,7,11,13,17,19", "%20pbl|%*pbl", bits, 20, bits);  in bitmap()
635 	test("0-19|0-19", "%20pbl|%*pbl", bits, 20, bits);  in bitmap()
681 		size += scnprintf(cmp_buf + size, BUF_SIZE - size, "%s", name);  in page_flags_test()
690 			size += scnprintf(cmp_buf + size, BUF_SIZE - size, "|");  in page_flags_test()
692 		size += scnprintf(cmp_buf + size, BUF_SIZE - size, "%s=",  in page_flags_test()
694 		size += scnprintf(cmp_buf + size, BUF_SIZE - size, pft[i].fmt,  in page_flags_test()
699 	snprintf(cmp_buf + size, BUF_SIZE - size, ")");  in page_flags_test()
785 		{ 0x3231564e, "NV12 little-endian (0x3231564e)", },  in fourcc_pointer()
786 		{ 0xb231564e, "NV12 big-endian (0xb231564e)", },  in fourcc_pointer()
787 		{ 0x10111213, ".... little-endian (0x10111213)", },  in fourcc_pointer()
788 		{ 0x20303159, "Y10  little-endian (0x20303159)", },  in fourcc_pointer()
799 	test("-1234", "%pe", ERR_PTR(-1234));  in errptr()
801 	/* Check that %pe with a non-ERR_PTR gets treated as ordinary %p. */  in errptr()
806 	test("(-ENOTSOCK)", "(%pe)", ERR_PTR(-ENOTSOCK));  in errptr()
807 	test("(-EAGAIN)", "(%pe)", ERR_PTR(-EAGAIN));  in errptr()
809 	test("(-EAGAIN)", "(%pe)", ERR_PTR(-EWOULDBLOCK));  in errptr()
810 	test("[-EIO    ]", "[%-8pe]", ERR_PTR(-EIO));  in errptr()
811 	test("[    -EIO]", "[%8pe]", ERR_PTR(-EIO));  in errptr()
812 	test("-EPROBE_DEFER", "%pe", ERR_PTR(-EPROBE_DEFER));  in errptr()