rust/src/test/run-pass/syntax-extension-fmt.rs
2011-04-26 20:49:03 -04:00

196 lines
6.1 KiB
Rust

// xfail-boot
// xfail-stage0
use std;
import std._str;
fn test(str actual, str expected) {
log actual;
log expected;
check (_str.eq(actual, expected));
}
fn main() {
test(#fmt("hello %d friends and %s things", 10, "formatted"),
"hello 10 friends and formatted things");
// Simple tests for types
test(#fmt("%d", 1), "1");
test(#fmt("%i", 2), "2");
test(#fmt("%i", -1), "-1");
test(#fmt("%u", 10u), "10");
test(#fmt("%s", "test"), "test");
test(#fmt("%b", true), "true");
test(#fmt("%b", false), "false");
test(#fmt("%c", 'A'), "A");
test(#fmt("%x", 0xff_u), "ff");
test(#fmt("%X", 0x12ab_u), "12AB");
test(#fmt("%o", 10u), "12");
test(#fmt("%t", 0b11010101_u), "11010101");
// 32-bit limits
test(#fmt("%i", -2147483648), "-2147483648");
test(#fmt("%i", 2147483647), "2147483647");
test(#fmt("%u", 4294967295u), "4294967295");
test(#fmt("%x", 0xffffffff_u), "ffffffff");
test(#fmt("%o", 0xffffffff_u), "37777777777");
test(#fmt("%t", 0xffffffff_u), "11111111111111111111111111111111");
// Widths
test(#fmt("%1d", 500), "500");
test(#fmt("%10d", 500), " 500");
test(#fmt("%10d", -500), " -500");
test(#fmt("%10u", 500u), " 500");
test(#fmt("%10s", "test"), " test");
test(#fmt("%10b", true), " true");
test(#fmt("%10x", 0xff_u), " ff");
test(#fmt("%10X", 0xff_u), " FF");
test(#fmt("%10o", 10u), " 12");
test(#fmt("%10t", 0xff_u), " 11111111");
test(#fmt("%10c", 'A'), " A");
// Left justify
test(#fmt("%-10d", 500), "500 ");
test(#fmt("%-10d", -500), "-500 ");
test(#fmt("%-10u", 500u), "500 ");
test(#fmt("%-10s", "test"), "test ");
test(#fmt("%-10b", true), "true ");
test(#fmt("%-10x", 0xff_u), "ff ");
test(#fmt("%-10X", 0xff_u), "FF ");
test(#fmt("%-10o", 10u), "12 ");
test(#fmt("%-10t", 0xff_u), "11111111 ");
test(#fmt("%-10c", 'A'), "A ");
// Precision
test(#fmt("%.d", 0), "");
test(#fmt("%.u", 0u), "");
test(#fmt("%.x", 0u), "");
test(#fmt("%.t", 0u), "");
test(#fmt("%.d", 10), "10");
test(#fmt("%.d", -10), "-10");
test(#fmt("%.u", 10u), "10");
test(#fmt("%.s", "test"), "");
test(#fmt("%.x", 127u), "7f");
test(#fmt("%.o", 10u), "12");
test(#fmt("%.t", 3u), "11");
test(#fmt("%.c", 'A'), "A");
test(#fmt("%.0d", 0), "");
test(#fmt("%.0u", 0u), "");
test(#fmt("%.0x", 0u), "");
test(#fmt("%.0t", 0u), "");
test(#fmt("%.0d", 10), "10");
test(#fmt("%.0d", -10), "-10");
test(#fmt("%.0u", 10u), "10");
test(#fmt("%.0s", "test"), "");
test(#fmt("%.0x", 127u), "7f");
test(#fmt("%.0o", 10u), "12");
test(#fmt("%.0t", 3u), "11");
test(#fmt("%.0c", 'A'), "A");
test(#fmt("%.1d", 0), "0");
test(#fmt("%.1u", 0u), "0");
test(#fmt("%.1x", 0u), "0");
test(#fmt("%.1t", 0u), "0");
test(#fmt("%.1d", 10), "10");
test(#fmt("%.1d", -10), "-10");
test(#fmt("%.1u", 10u), "10");
test(#fmt("%.1s", "test"), "t");
test(#fmt("%.1x", 127u), "7f");
test(#fmt("%.1o", 10u), "12");
test(#fmt("%.1t", 3u), "11");
test(#fmt("%.1c", 'A'), "A");
test(#fmt("%.5d", 0), "00000");
test(#fmt("%.5u", 0u), "00000");
test(#fmt("%.5x", 0u), "00000");
test(#fmt("%.5t", 0u), "00000");
test(#fmt("%.5d", 10), "00010");
test(#fmt("%.5d", -10), "-00010");
test(#fmt("%.5u", 10u), "00010");
test(#fmt("%.5s", "test"), "test");
test(#fmt("%.5x", 127u), "0007f");
test(#fmt("%.5o", 10u), "00012");
test(#fmt("%.5t", 3u), "00011");
test(#fmt("%.5c", 'A'), "A");
// Bool precision. I'm not sure if it's good or bad to have bool
// conversions support precision - it's not standard printf so we
// can do whatever. For now I'm making it behave the same as string
// conversions.
test(#fmt("%.b", true), "");
test(#fmt("%.0b", true), "");
test(#fmt("%.1b", true), "t");
// Explicit + sign. Only for signed conversions
test(#fmt("%+d", 0), "+0");
test(#fmt("%+d", 1), "+1");
test(#fmt("%+d", -1), "-1");
// Leave space for sign
test(#fmt("% d", 0), " 0");
test(#fmt("% d", 1), " 1");
test(#fmt("% d", -1), "-1");
// Plus overrides space
test(#fmt("% +d", 0), "+0");
test(#fmt("%+ d", 0), "+0");
// 0-padding
test(#fmt("%05d", 0), "00000");
test(#fmt("%05d", 1), "00001");
test(#fmt("%05d", -1), "-0001");
test(#fmt("%05u", 1u), "00001");
test(#fmt("%05x", 127u), "0007f");
test(#fmt("%05X", 127u), "0007F");
test(#fmt("%05o", 10u), "00012");
test(#fmt("%05t", 3u), "00011");
// 0-padding a string is undefined but glibc does this:
test(#fmt("%05s", "test"), " test");
test(#fmt("%05c", 'A'), " A");
test(#fmt("%05b", true), " true");
// Left-justify overrides 0-padding
test(#fmt("%-05d", 0), "0 ");
test(#fmt("%-05d", 1), "1 ");
test(#fmt("%-05d", -1), "-1 ");
test(#fmt("%-05u", 1u), "1 ");
test(#fmt("%-05x", 127u), "7f ");
test(#fmt("%-05X", 127u), "7F ");
test(#fmt("%-05o", 10u), "12 ");
test(#fmt("%-05t", 3u), "11 ");
test(#fmt("%-05s", "test"), "test ");
test(#fmt("%-05c", 'A'), "A ");
test(#fmt("%-05b", true), "true ");
// Precision overrides 0-padding
test(#fmt("%06.5d", 0), " 00000");
test(#fmt("%06.5u", 0u), " 00000");
test(#fmt("%06.5x", 0u), " 00000");
test(#fmt("%06.5d", 10), " 00010");
test(#fmt("%06.5d", -10), "-00010");
test(#fmt("%06.5u", 10u), " 00010");
test(#fmt("%06.5s", "test"), " test");
test(#fmt("%06.5c", 'A'), " A");
test(#fmt("%06.5x", 127u), " 0007f");
test(#fmt("%06.5X", 127u), " 0007F");
test(#fmt("%06.5o", 10u), " 00012");
// Signed combinations
test(#fmt("% 5d", 1), " 1");
test(#fmt("% 5d", -1), " -1");
test(#fmt("%+5d", 1), " +1");
test(#fmt("%+5d", -1), " -1");
test(#fmt("% 05d", 1), " 0001");
test(#fmt("% 05d", -1), "-0001");
test(#fmt("%+05d", 1), "+0001");
test(#fmt("%+05d", -1), "-0001");
test(#fmt("%- 5d", 1), " 1 ");
test(#fmt("%- 5d", -1), "-1 ");
test(#fmt("%-+5d", 1), "+1 ");
test(#fmt("%-+5d", -1), "-1 ");
test(#fmt("%- 05d", 1), " 1 ");
test(#fmt("%- 05d", -1), "-1 ");
test(#fmt("%-+05d", 1), "+1 ");
test(#fmt("%-+05d", -1), "-1 ");
}