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Diffstat (limited to 'vpp/vppinfra/vppinfra/test_format.c')
| -rw-r--r-- | vpp/vppinfra/vppinfra/test_format.c | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/vpp/vppinfra/vppinfra/test_format.c b/vpp/vppinfra/vppinfra/test_format.c new file mode 100644 index 00000000..cc95a00e --- /dev/null +++ b/vpp/vppinfra/vppinfra/test_format.c @@ -0,0 +1,199 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + Copyright (c) 2001, 2002, 2003 Eliot Dresselhaus + + Permission is hereby granted, free of charge, to any person obtaining + a copy of this software and associated documentation files (the + "Software"), to deal in the Software without restriction, including + without limitation the rights to use, copy, modify, merge, publish, + distribute, sublicense, and/or sell copies of the Software, and to + permit persons to whom the Software is furnished to do so, subject to + the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +#include <vppinfra/format.h> + +static int verbose; +static u8 *test_vec; + +static u8 * +format_test1 (u8 * s, va_list * va) +{ + uword x = va_arg (*va, uword); + f64 y = va_arg (*va, f64); + return format (s, "%12d %12f%12.4e", x, y, y); +} + +static int +expectation (const char *exp, char *fmt, ...) +{ + int ret = 0; + + va_list va; + va_start (va, fmt); + test_vec = va_format (test_vec, fmt, &va); + va_end (va); + + vec_add1 (test_vec, 0); + if (strcmp (exp, (char *) test_vec)) + { + fformat (stdout, "FAIL: %s (expected vs. result)\n\"%s\"\n\"%v\"\n", + fmt, exp, test_vec); + ret = 1; + } + else if (verbose) + fformat (stdout, "PASS: %s\n", fmt); + vec_delete (test_vec, vec_len (test_vec), 0); + return ret; +} + +int +test_format_main (unformat_input_t * input) +{ + int ret = 0; + u8 *food = format (0, "food"); + + ret |= expectation ("foo", "foo"); + ret |= expectation ("foo", "%s", "foo"); + ret |= expectation ("9876", "%d", 9876); + ret |= expectation ("-9876", "%wd", (word) - 9876); + ret |= expectation ("98765432", "%u", 98765432); + ret |= expectation ("1200ffee", "%x", 0x1200ffee); + ret |= expectation ("BABEBABE", "%X", 0xbabebabe); + ret |= expectation ("10%a", "%d%%%c", 10, 'a'); + ret |= expectation ("123456789abcdef0", "%016Lx", 0x123456789abcdef0LL); + ret |= expectation ("00000123", "%08x", 0x123); + ret |= expectation (" 23 23 2.3037e1", + "%40U", format_test1, 23, 23.0367); + ret |= expectation ("left ", "%-10s", "left"); + ret |= expectation (" center ", "%=10s", "center"); + ret |= expectation (" right", "%+10s", "right"); + ret |= expectation ("123456", "%.0f", 123456.); + ret |= expectation ("1234567.0", "%.1f", 1234567.); + ret |= expectation ("foo", "%.*s", 3, "food"); + ret |= expectation ("food ", "%.*s", 10, "food "); + ret |= expectation ("(nil)", "%.*s", 3, (void *) 0); + ret |= expectation ("foo", "%.*v", 3, food); + ret |= expectation ("foobar", "%.*v%s", 3, food, "bar"); + ret |= expectation ("foo bar", "%S", "foo_bar"); + vec_free (food); + vec_free (test_vec); + return ret; +} + +typedef struct +{ + int a, b; +} foo_t; + +static u8 * +format_foo (u8 * s, va_list * va) +{ + foo_t *foo = va_arg (*va, foo_t *); + return format (s, "{a %d, b %d}", foo->a, foo->b); +} + +static uword +unformat_foo (unformat_input_t * i, va_list * va) +{ + foo_t *foo = va_arg (*va, foo_t *); + return unformat (i, "{%D,%D}", + sizeof (foo->a), &foo->a, sizeof (foo->b), &foo->b); +} + +int +test_unformat_main (unformat_input_t * input) +{ + u32 v[8]; + long l; + long long ll; + f64 f; + u8 *s; + foo_t foo = {.a = ~0,.b = ~0 }; + + v[0] = v[1] = 0; + + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "01 %d %d", &v[0], &v[1])) + fformat (stdout, "got 01 %d %d\n", v[0], v[1]); + else if (unformat (input, "d %d", &v[0])) + fformat (stdout, "got it d %d\n", v[0]); + else if (unformat (input, "ld %ld", &l)) + fformat (stdout, "got it ld %ld\n", l); + else if (unformat (input, "lld %lld", &ll)) + fformat (stdout, "got it lld %lld\n", ll); + else if (unformat (input, "string %s", &s)) + fformat (stdout, "got string `%s'\n", s); + else if (unformat (input, "float %f", &f)) + fformat (stdout, "got float `%.4f'\n", f); + else if (unformat (input, "foo %U", unformat_foo, &foo)) + fformat (stdout, "got a foo `%U'\n", format_foo, &foo); + else if (unformat (input, "ignore-me1")) + fformat (stdout, "got an `ignore-me1'\n"); + else if (unformat (input, "ignore-me2")) + fformat (stdout, "got an `ignore-me2'\n"); + else if (unformat (input, "gi%d_%d@-", &v[0], &v[1])) + fformat (stdout, "got `gi%d_%d@-'\n", v[0], v[1]); + else if (unformat (input, "%_%d.%d.%d.%d%_->%_%d.%d.%d.%d%_", + &v[0], &v[1], &v[2], &v[3], + &v[4], &v[5], &v[6], &v[7])) + fformat (stdout, "got %d.%d.%d.%d -> %d.%d.%d.%d", + v[0], v[1], v[2], v[3], v[4], v[5], v[6], v[7]); + else + { + clib_warning ("unknown input `%U'\n", format_unformat_error, input); + return 1; + } + } + + return 0; +} + +#ifdef CLIB_UNIX +int +main (int argc, char *argv[]) +{ + unformat_input_t i; + + verbose = (argc > 1); + unformat_init_command_line (&i, argv); + + if (unformat (&i, "unformat")) + return test_unformat_main (&i); + else + return test_format_main (&i); +} +#endif + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ |