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/*
*
* Copyright 2015, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include "src/core/lib/transport/timeout_encoding.h"
#include <stdio.h>
#include <string.h>
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
#include <grpc/support/string_util.h>
#include <grpc/support/useful.h>
#include "src/core/lib/support/string.h"
#include "test/core/util/test_config.h"
#define LOG_TEST(x) gpr_log(GPR_INFO, "%s", x)
static void assert_encodes_as(gpr_timespec ts, const char *s) {
char buffer[GRPC_HTTP2_TIMEOUT_ENCODE_MIN_BUFSIZE];
grpc_http2_encode_timeout(ts, buffer);
gpr_log(GPR_INFO, "check '%s' == '%s'", buffer, s);
GPR_ASSERT(0 == strcmp(buffer, s));
}
void test_encoding(void) {
LOG_TEST("test_encoding");
assert_encodes_as(gpr_time_from_micros(-1, GPR_TIMESPAN), "1n");
assert_encodes_as(gpr_time_from_seconds(-10, GPR_TIMESPAN), "1n");
assert_encodes_as(gpr_time_from_nanos(10, GPR_TIMESPAN), "10n");
assert_encodes_as(gpr_time_from_nanos(999999999, GPR_TIMESPAN), "1S");
assert_encodes_as(gpr_time_from_micros(1, GPR_TIMESPAN), "1u");
assert_encodes_as(gpr_time_from_micros(10, GPR_TIMESPAN), "10u");
assert_encodes_as(gpr_time_from_micros(100, GPR_TIMESPAN), "100u");
assert_encodes_as(gpr_time_from_micros(890, GPR_TIMESPAN), "890u");
assert_encodes_as(gpr_time_from_micros(900, GPR_TIMESPAN), "900u");
assert_encodes_as(gpr_time_from_micros(901, GPR_TIMESPAN), "901u");
assert_encodes_as(gpr_time_from_millis(1, GPR_TIMESPAN), "1m");
assert_encodes_as(gpr_time_from_millis(2, GPR_TIMESPAN), "2m");
assert_encodes_as(gpr_time_from_micros(10001, GPR_TIMESPAN), "10100u");
assert_encodes_as(gpr_time_from_micros(999999, GPR_TIMESPAN), "1S");
assert_encodes_as(gpr_time_from_millis(1000, GPR_TIMESPAN), "1S");
assert_encodes_as(gpr_time_from_millis(2000, GPR_TIMESPAN), "2S");
assert_encodes_as(gpr_time_from_millis(2500, GPR_TIMESPAN), "2500m");
assert_encodes_as(gpr_time_from_millis(59900, GPR_TIMESPAN), "59900m");
assert_encodes_as(gpr_time_from_seconds(50, GPR_TIMESPAN), "50S");
assert_encodes_as(gpr_time_from_seconds(59, GPR_TIMESPAN), "59S");
assert_encodes_as(gpr_time_from_seconds(60, GPR_TIMESPAN), "1M");
assert_encodes_as(gpr_time_from_seconds(80, GPR_TIMESPAN), "80S");
assert_encodes_as(gpr_time_from_seconds(90, GPR_TIMESPAN), "90S");
assert_encodes_as(gpr_time_from_minutes(2, GPR_TIMESPAN), "2M");
assert_encodes_as(gpr_time_from_minutes(20, GPR_TIMESPAN), "20M");
assert_encodes_as(gpr_time_from_hours(1, GPR_TIMESPAN), "1H");
assert_encodes_as(gpr_time_from_hours(10, GPR_TIMESPAN), "10H");
assert_encodes_as(gpr_time_from_seconds(1000000000, GPR_TIMESPAN),
"1000000000S");
}
static void assert_decodes_as(const char *buffer, gpr_timespec expected) {
gpr_timespec got;
gpr_log(GPR_INFO, "check decoding '%s'", buffer);
GPR_ASSERT(1 == grpc_http2_decode_timeout(
grpc_slice_from_static_string(buffer), &got));
GPR_ASSERT(0 == gpr_time_cmp(got, expected));
}
void decode_suite(char ext,
gpr_timespec (*answer)(int64_t x, gpr_clock_type clock)) {
long test_vals[] = {1, 12, 123, 1234, 12345, 123456,
1234567, 12345678, 123456789, 98765432, 9876543, 987654,
98765, 9876, 987, 98, 9};
unsigned i;
char *input;
for (i = 0; i < GPR_ARRAY_SIZE(test_vals); i++) {
gpr_asprintf(&input, "%ld%c", test_vals[i], ext);
assert_decodes_as(input, answer(test_vals[i], GPR_TIMESPAN));
gpr_free(input);
gpr_asprintf(&input, " %ld%c", test_vals[i], ext);
assert_decodes_as(input, answer(test_vals[i], GPR_TIMESPAN));
gpr_free(input);
gpr_asprintf(&input, "%ld %c", test_vals[i], ext);
assert_decodes_as(input, answer(test_vals[i], GPR_TIMESPAN));
gpr_free(input);
gpr_asprintf(&input, "%ld %c ", test_vals[i], ext);
assert_decodes_as(input, answer(test_vals[i], GPR_TIMESPAN));
gpr_free(input);
}
}
void test_decoding(void) {
LOG_TEST("test_decoding");
decode_suite('n', gpr_time_from_nanos);
decode_suite('u', gpr_time_from_micros);
decode_suite('m', gpr_time_from_millis);
decode_suite('S', gpr_time_from_seconds);
decode_suite('M', gpr_time_from_minutes);
decode_suite('H', gpr_time_from_hours);
assert_decodes_as("1000000000S",
gpr_time_from_seconds(1000 * 1000 * 1000, GPR_TIMESPAN));
assert_decodes_as("1000000000000000000000u", gpr_inf_future(GPR_TIMESPAN));
assert_decodes_as("1000000001S", gpr_inf_future(GPR_TIMESPAN));
assert_decodes_as("2000000001S", gpr_inf_future(GPR_TIMESPAN));
assert_decodes_as("9999999999S", gpr_inf_future(GPR_TIMESPAN));
}
static void assert_decoding_fails(const char *s) {
gpr_timespec x;
GPR_ASSERT(0 ==
grpc_http2_decode_timeout(grpc_slice_from_static_string(s), &x));
}
void test_decoding_fails(void) {
LOG_TEST("test_decoding_fails");
assert_decoding_fails("");
assert_decoding_fails(" ");
assert_decoding_fails("x");
assert_decoding_fails("1");
assert_decoding_fails("1x");
assert_decoding_fails("1ux");
assert_decoding_fails("!");
assert_decoding_fails("n1");
assert_decoding_fails("-1u");
}
int main(int argc, char **argv) {
grpc_test_init(argc, argv);
test_encoding();
test_decoding();
test_decoding_fails();
return 0;
}
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