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tests:kernel: added tests for printk left justifier

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Added test case for printk the '-' indicator in format string
(left justifier).

Jira: ZEP-1599

Signed-off-by: Sharron LIU <sharron.liu@intel.com>
This commit is contained in:
Sharron LIU 2017-05-01 14:35:46 +08:00 • committed by Anas Nashif
commit 6c6182dba5
1 changed files with 5 additions and 1 deletions
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6
tests/kernel/common/src/printk.c
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@ -23,6 +23,7 @@ char *expected = "22 113 10000 32768 40000 22\n"
"-42 -42 -042 -0000042\n"
"42 42 42 42\n"
"42 42 0042 00000042\n"
"255 42 abcdef 0x0000002a 42\n"
;
@ -71,6 +72,7 @@ void printk_test(void)
printk("%d %02d %04d %08d\n", -42, -42, -42, -42);
printk("%u %2u %4u %8u\n", 42, 42, 42, 42);
printk("%u %02u %04u %08u\n", 42, 42, 42, 42);
printk("%-8u%-6d%-4x%-2p%8d\n", 0xFF, 42, 0xABCDEF, (char *)42, 42);
ram_console[pos] = '\0';
zassert_true((strcmp(ram_console, expected) == 0), "printk failed");
@ -97,7 +99,9 @@ void printk_test(void)
"%u %2u %4u %8u\n", 42, 42, 42, 42);
count += snprintk(ram_console + count, sizeof(ram_console) - count,
"%u %02u %04u %08u\n", 42, 42, 42, 42);
count += snprintk(ram_console + count, sizeof(ram_console) - count,
"%-8u%-6d%-4x%-2p%8d\n",
0xFF, 42, 0xABCDEF, (char *)42, 42);
ram_console[count] = '\0';
zassert_true((strcmp(ram_console, expected) == 0), "snprintk failed");
}