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fastfetch/tests/format.c
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Carter Li c20b532c7a Common (Format): adds | for center aligning
2026-06-02 16:03:04 +08:00

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C
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#include "common/format.h"
#include "common/textModifier.h"
#include "fastfetch.h"
#include <stdlib.h>
static void verify(const char* format, const char* arg, const char* expected, int lineNo) {
FF_STRBUF_AUTO_DESTROY result = ffStrbufCreate();
FF_STRBUF_AUTO_DESTROY formatter = ffStrbufCreateStatic(format);
const FFformatarg arguments[] = { { .type = FF_ARG_TYPE_STRING, arg } };
ffParseFormatString(&result, &formatter, 1, arguments);
if (!ffStrbufEqualS(&result, expected)) {
fprintf(stderr, FASTFETCH_TEXT_MODIFIER_ERROR "[%d] %s: expected \"%s\", got \"%s\"\n" FASTFETCH_TEXT_MODIFIER_RESET, lineNo, format, expected, result.chars);
exit(1);
}
}
#define VERIFY(format, argument, expected) verify((format), (argument), (expected), __LINE__)
int main(void) {
instance.config.display.pipe = true;
{
VERIFY("output({})", "12345 67890", "output(12345 67890)");
VERIFY("output({1})", "12345 67890", "output(12345 67890)");
VERIFY("output({})", "", "output()");
VERIFY("output({1})", "", "output()");
}
{
VERIFY("output({1:20})", "12345 67890", "output(12345 67890)");
VERIFY("output({1:11})", "12345 67890", "output(12345 67890)");
VERIFY("output({1:-11})", "12345 67890", "output(12345 67890)");
VERIFY("output({1:6})", "12345 67890", "output(12345)");
VERIFY("output({:6})", "12345 67890", "output(12345)");
VERIFY("output({:-6})", "12345 67890", "output(12345…)");
VERIFY("output({:0})", "12345 67890", "output()");
VERIFY("output({:})", "12345 67890", "output()");
}
{
VERIFY("output({1<20})", "12345 67890", "output(12345 67890 )");
VERIFY("output({1<-20})", "12345 67890", "output(12345 67890 )");
VERIFY("output({1<11})", "12345 67890", "output(12345 67890)");
VERIFY("output({1<-11})", "12345 67890", "output(12345 67890)");
VERIFY("output({1<6})", "12345 67890", "output(12345 )");
VERIFY("output({<6})", "12345 67890", "output(12345 )");
VERIFY("output({<-6})", "12345 67890", "output(12345…)");
VERIFY("output({<0})", "12345 67890", "output()");
VERIFY("output({<})", "12345 67890", "output()");
}
{
VERIFY("output({1>20})", "12345 67890", "output( 12345 67890)");
VERIFY("output({1>-20})", "12345 67890", "output( 12345 67890)");
VERIFY("output({1>11})", "12345 67890", "output(12345 67890)");
VERIFY("output({1>-11})", "12345 67890", "output(12345 67890)");
VERIFY("output({1>6})", "12345 67890", "output(12345 )");
VERIFY("output({>6})", "12345 67890", "output(12345 )");
VERIFY("output({>-6})", "12345 67890", "output(12345…)");
VERIFY("output({>0})", "12345 67890", "output()");
VERIFY("output({>})", "12345 67890", "output()");
}
{
VERIFY("output({1|20})", "12345 67890", "output( 12345 67890 )");
VERIFY("output({1|-20})", "12345 67890", "output( 12345 67890 )");
VERIFY("output({1|11})", "12345 67890", "output(12345 67890)");
VERIFY("output({1|-11})", "12345 67890", "output(12345 67890)");
VERIFY("output({1|6})", "12345 67890", "output(12345 )");
VERIFY("output({|6})", "12345 67890", "output(12345 )");
VERIFY("output({|-6})", "12345 67890", "output(12345…)");
VERIFY("output({|0})", "12345 67890", "output()");
VERIFY("output({|})", "12345 67890", "output()");
}
{
VERIFY("output({1n>20})", "12345 67890", "output({1n>20})");
VERIFY("output({120})", "12345 67890", "output({120})");
VERIFY("output({1:11})", "", "output()");
VERIFY("output({2:2})", "", "output({2:2})");
}
{
VERIFY("output({1~0})", "12345 67890", "output(12345 67890)");
VERIFY("output({1~1})", "12345 67890", "output(2345 67890)");
VERIFY("output({1~10})", "12345 67890", "output(0)");
VERIFY("output({1~20})", "12345 67890", "output()");
VERIFY("output({1~-5})", "12345 67890", "output(67890)");
VERIFY("output({1~-50})", "12345 67890", "output()");
VERIFY("output({1~0,1})", "12345 67890", "output(1)");
VERIFY("output({1~0,6})", "12345 67890", "output(12345 )");
VERIFY("output({1~0,10})", "12345 67890", "output(12345 6789)");
VERIFY("output({1~5,10})", "12345 67890", "output( 6789)");
VERIFY("output({1~5,100})", "12345 67890", "output( 67890)");
VERIFY("output({1~10,10})", "12345 67890", "output()");
VERIFY("output({1~10,5})", "12345 67890", "output()");
VERIFY("output({1~3,-3})", "12345 67890", "output(45 67)");
VERIFY("output({1~-5,-3})", "12345 67890", "output(67)");
VERIFY("output({1~-0,10})", "12345 67890", "output(12345 6789)");
VERIFY("output({1~-3,-5})", "12345 67890", "output()");
VERIFY("output({1~})", "12345 67890", "output(12345 67890)"); // Same as {1~0}
VERIFY("output({1~-0})", "12345 67890", "output(12345 67890)"); // Same as {1~0}
VERIFY("output({1~,-1})", "12345 67890", "output(12345 6789)"); // Same as {1~0,-1}
VERIFY("output({1~,})", "12345 67890", "output()"); // Same as {1~0,0}
}
{
VERIFY("output({1n~0})", "12345 67890", "output({1n~0})");
VERIFY("output({1~<0})", "12345 67890", "output({1~<0})");
VERIFY("output({1~-})", "12345 67890", "output({1~-})");
VERIFY("output({1~-,1})", "12345 67890", "output({1~-,1})");
VERIFY("output({1~0,,1})", "12345 67890", "output({1~0,,1})");
VERIFY("output({1~0,1,})", "12345 67890", "output({1~0,1,})");
VERIFY("output({1~,0,1})", "12345 67890", "output({1~,0,1})");
VERIFY("output({2,0})", "12345 67890", "output({2,0})");
}
{
VERIFY("output({1:20}{1<20}{1>20})", "12345 67890", "output(12345 6789012345 67890 12345 67890)");
VERIFY("output({?1}OK{?}{/1}NOT OK{/})", "12345 67890", "output(OK)");
VERIFY("output({?1}OK{?}{/1}NOT OK{/})", "", "output(NOT OK)");
}
{
VERIFY("output({1:3})", "\e[1m12345", "output(\e[1m123)");
VERIFY("output({1:-3})", "\e[1m12345", "output(\e[1m123…)");
VERIFY("output({1:3})", "\e[1m12345\e[m", "output(\e[1m123\e[m)");
VERIFY("output({1:-3})", "\e[1m12345\e[m", "output(\e[1m123…\e[m)");
}
{
VERIFY("output({1<8})", "\e[1m12345", "output(\e[1m12345 )");
VERIFY("output({1>8})", "\e[1m12345", "output(\e[1m 12345)");
VERIFY("output({1<8})", "\e[1m12345\e[m", "output(\e[1m12345 \e[m)");
VERIFY("output({1>8})", "\e[1m12345\e[m", "output(\e[1m 12345\e[m)");
VERIFY("output({1<1})", "\e[30;47m12345\e[m", "output(\e[30;47m1\e[m)");
VERIFY("output({1|8})", "\e[1m12345\e[m", "output(\e[1m 12345 \e[m)");
VERIFY("output({1|1})", "\e[30;47m12345\e[m", "output(\e[30;47m1\e[m)");
}
{
VERIFY("output({1~0})", "\e[1m12345", "output(\e[1m12345)");
VERIFY("output({1~1})", "\e[1m12345", "output(\e[1m2345)");
VERIFY("output({1~0})", "\e[1m12345\e[m", "output(\e[1m12345\e[m)");
VERIFY("output({1~1})", "\e[1m12345\e[m", "output(\e[1m2345\e[m)");
VERIFY("output({1~2})", "\e[30;47m12345\e[m", "output(\e[30;47m345\e[m)");
}
#ifndef _WIN32 // Windows doesn't have setenv
{
ffListInit(&instance.config.display.constants);
ffStrbufInitStatic(FF_LIST_ADD(FFstrbuf, instance.config.display.constants), "CONST1");
ffStrbufInitStatic(FF_LIST_ADD(FFstrbuf, instance.config.display.constants), "CONST2");
setenv("FF_TEST", "ENVVAR", 1);
VERIFY("output({$FF_TEST})", "", "output(ENVVAR)");
VERIFY("output({$1})", "", "output(CONST1)");
VERIFY("output({$FF_TEST}{$1})", "", "output(ENVVARCONST1)");
VERIFY("output({$1}{$FF_TEST})", "", "output(CONST1ENVVAR)");
VERIFY("output({$FF_TEST}{$FF_TEST})", "", "output(ENVVARENVVAR)");
VERIFY("output({$1}{$-1})", "", "output(CONST1CONST2)");
VERIFY("output({$FF_INVAL})", "", "output({$FF_INVAL})");
VERIFY("output({$9}{$0}${-9})", "", "output({$9}{$0}${-9})");
VERIFY("output({$1NO})", "", "output({$1NO})");
ffListDestroy(&instance.config.display.constants);
}
#endif
// Success
puts("\033[32mAll tests passed!" FASTFETCH_TEXT_MODIFIER_RESET);
}
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