085391b223
Add a simple test for long strings. Signed-off-by: Rob Clark <robdclark@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org>
87 lines
2.2 KiB
C
87 lines
2.2 KiB
C
/*
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* Copyright (c) 2012, The Chromium Authors
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#define DEBUG
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#include <common.h>
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#include <display_options.h>
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#include <version.h>
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#define FAKE_BUILD_TAG "jenkins-u-boot-denx_uboot_dm-master-build-aarch64" \
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"and a lot more text to come"
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static int do_ut_print(cmd_tbl_t *cmdtp, int flag, int argc,
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char *const argv[])
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{
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char big_str[400];
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int big_str_len;
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char str[10], *s;
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int len;
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printf("%s: Testing print\n", __func__);
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snprintf(str, sizeof(str), "testing");
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assert(!strcmp("testing", str));
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snprintf(str, sizeof(str), "testing but too long");
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assert(!strcmp("testing b", str));
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snprintf(str, 1, "testing none");
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assert(!strcmp("", str));
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*str = 'x';
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snprintf(str, 0, "testing none");
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assert(*str == 'x');
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sprintf(big_str, "_%ls_", L"foo");
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assert(!strcmp("_foo_", big_str));
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/* Test the banner function */
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s = display_options_get_banner(true, str, sizeof(str));
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assert(s == str);
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assert(!strcmp("\n\nU-Boo\n\n", s));
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s = display_options_get_banner(true, str, 1);
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assert(s == str);
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assert(!strcmp("", s));
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s = display_options_get_banner(true, str, 2);
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assert(s == str);
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assert(!strcmp("\n", s));
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s = display_options_get_banner(false, str, sizeof(str));
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assert(s == str);
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assert(!strcmp("U-Boot \n\n", s));
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/* Give it enough space for some of the version */
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big_str_len = strlen(version_string) - 5;
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s = display_options_get_banner_priv(false, FAKE_BUILD_TAG, big_str,
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big_str_len);
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assert(s == big_str);
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assert(!strncmp(version_string, s, big_str_len - 3));
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assert(!strcmp("\n\n", s + big_str_len - 3));
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/* Give it enough space for the version and some of the build tag */
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big_str_len = strlen(version_string) + 9 + 20;
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s = display_options_get_banner_priv(false, FAKE_BUILD_TAG, big_str,
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big_str_len);
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assert(s == big_str);
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len = strlen(version_string);
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assert(!strncmp(version_string, s, len));
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assert(!strncmp(", Build: ", s + len, 9));
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assert(!strncmp(FAKE_BUILD_TAG, s + 9 + len, 12));
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assert(!strcmp("\n\n", s + big_str_len - 3));
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printf("%s: Everything went swimmingly\n", __func__);
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return 0;
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}
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U_BOOT_CMD(
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ut_print, 1, 1, do_ut_print,
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"Very basic test of printf(), etc.",
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""
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);
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