/* * * Copyright 2014, 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/transport/chttp2/hpack_table.h" #include #include #include #include #include "test/core/util/test_config.h" #define LOG_TEST() gpr_log(GPR_INFO, "%s", __FUNCTION__) static void assert_str(const grpc_chttp2_hptbl *tbl, grpc_mdstr *mdstr, const char *str) { GPR_ASSERT(gpr_slice_str_cmp(mdstr->slice, str) == 0); } static void assert_index(const grpc_chttp2_hptbl *tbl, int idx, const char *key, const char *value) { grpc_mdelem *md = grpc_chttp2_hptbl_lookup(tbl, idx); assert_str(tbl, md->key, key); assert_str(tbl, md->value, value); } static void test_static_lookup() { grpc_chttp2_hptbl tbl; grpc_mdctx *mdctx; mdctx = grpc_mdctx_create(); grpc_chttp2_hptbl_init(&tbl, mdctx); LOG_TEST(); assert_index(&tbl, 1, ":authority", ""); assert_index(&tbl, 2, ":method", "GET"); assert_index(&tbl, 3, ":method", "POST"); assert_index(&tbl, 4, ":path", "/"); assert_index(&tbl, 5, ":path", "/index.html"); assert_index(&tbl, 6, ":scheme", "http"); assert_index(&tbl, 7, ":scheme", "https"); assert_index(&tbl, 8, ":status", "200"); assert_index(&tbl, 9, ":status", "204"); assert_index(&tbl, 10, ":status", "206"); assert_index(&tbl, 11, ":status", "304"); assert_index(&tbl, 12, ":status", "400"); assert_index(&tbl, 13, ":status", "404"); assert_index(&tbl, 14, ":status", "500"); assert_index(&tbl, 15, "accept-charset", ""); assert_index(&tbl, 16, "accept-encoding", "gzip, deflate"); assert_index(&tbl, 17, "accept-language", ""); assert_index(&tbl, 18, "accept-ranges", ""); assert_index(&tbl, 19, "accept", ""); assert_index(&tbl, 20, "access-control-allow-origin", ""); assert_index(&tbl, 21, "age", ""); assert_index(&tbl, 22, "allow", ""); assert_index(&tbl, 23, "authorization", ""); assert_index(&tbl, 24, "cache-control", ""); assert_index(&tbl, 25, "content-disposition", ""); assert_index(&tbl, 26, "content-encoding", ""); assert_index(&tbl, 27, "content-language", ""); assert_index(&tbl, 28, "content-length", ""); assert_index(&tbl, 29, "content-location", ""); assert_index(&tbl, 30, "content-range", ""); assert_index(&tbl, 31, "content-type", ""); assert_index(&tbl, 32, "cookie", ""); assert_index(&tbl, 33, "date", ""); assert_index(&tbl, 34, "etag", ""); assert_index(&tbl, 35, "expect", ""); assert_index(&tbl, 36, "expires", ""); assert_index(&tbl, 37, "from", ""); assert_index(&tbl, 38, "host", ""); assert_index(&tbl, 39, "if-match", ""); assert_index(&tbl, 40, "if-modified-since", ""); assert_index(&tbl, 41, "if-none-match", ""); assert_index(&tbl, 42, "if-range", ""); assert_index(&tbl, 43, "if-unmodified-since", ""); assert_index(&tbl, 44, "last-modified", ""); assert_index(&tbl, 45, "link", ""); assert_index(&tbl, 46, "location", ""); assert_index(&tbl, 47, "max-forwards", ""); assert_index(&tbl, 48, "proxy-authenticate", ""); assert_index(&tbl, 49, "proxy-authorization", ""); assert_index(&tbl, 50, "range", ""); assert_index(&tbl, 51, "referer", ""); assert_index(&tbl, 52, "refresh", ""); assert_index(&tbl, 53, "retry-after", ""); assert_index(&tbl, 54, "server", ""); assert_index(&tbl, 55, "set-cookie", ""); assert_index(&tbl, 56, "strict-transport-security", ""); assert_index(&tbl, 57, "transfer-encoding", ""); assert_index(&tbl, 58, "user-agent", ""); assert_index(&tbl, 59, "vary", ""); assert_index(&tbl, 60, "via", ""); assert_index(&tbl, 61, "www-authenticate", ""); grpc_chttp2_hptbl_destroy(&tbl); grpc_mdctx_orphan(mdctx); } static void test_many_additions() { grpc_chttp2_hptbl tbl; int i; char key[32]; char value[32]; grpc_mdctx *mdctx; LOG_TEST(); mdctx = grpc_mdctx_create(); grpc_chttp2_hptbl_init(&tbl, mdctx); for (i = 0; i < 1000000; i++) { sprintf(key, "K:%d", i); sprintf(value, "VALUE:%d", i); grpc_chttp2_hptbl_add(&tbl, grpc_mdelem_from_strings(mdctx, key, value)); assert_index(&tbl, 1 + GRPC_CHTTP2_LAST_STATIC_ENTRY, key, value); if (i) { sprintf(key, "K:%d", i - 1); sprintf(value, "VALUE:%d", i - 1); assert_index(&tbl, 2 + GRPC_CHTTP2_LAST_STATIC_ENTRY, key, value); } } grpc_chttp2_hptbl_destroy(&tbl); grpc_mdctx_orphan(mdctx); } static grpc_chttp2_hptbl_find_result find_simple(grpc_chttp2_hptbl *tbl, const char *key, const char *value) { grpc_mdelem *md = grpc_mdelem_from_strings(tbl->mdctx, key, value); grpc_chttp2_hptbl_find_result r = grpc_chttp2_hptbl_find(tbl, md); grpc_mdelem_unref(md); return r; } static void test_find() { grpc_chttp2_hptbl tbl; int i; char buffer[32]; grpc_mdctx *mdctx; grpc_chttp2_hptbl_find_result r; LOG_TEST(); mdctx = grpc_mdctx_create(); grpc_chttp2_hptbl_init(&tbl, mdctx); grpc_chttp2_hptbl_add(&tbl, grpc_mdelem_from_strings(mdctx, "abc", "xyz")); grpc_chttp2_hptbl_add(&tbl, grpc_mdelem_from_strings(mdctx, "abc", "123")); grpc_chttp2_hptbl_add(&tbl, grpc_mdelem_from_strings(mdctx, "x", "1")); r = find_simple(&tbl, "abc", "123"); GPR_ASSERT(r.index == 2 + GRPC_CHTTP2_LAST_STATIC_ENTRY); GPR_ASSERT(r.has_value == 1); r = find_simple(&tbl, "abc", "xyz"); GPR_ASSERT(r.index == 3 + GRPC_CHTTP2_LAST_STATIC_ENTRY); GPR_ASSERT(r.has_value == 1); r = find_simple(&tbl, "x", "1"); GPR_ASSERT(r.index == 1 + GRPC_CHTTP2_LAST_STATIC_ENTRY); GPR_ASSERT(r.has_value == 1); r = find_simple(&tbl, "x", "2"); GPR_ASSERT(r.index == 1 + GRPC_CHTTP2_LAST_STATIC_ENTRY); GPR_ASSERT(r.has_value == 0); r = find_simple(&tbl, "vary", "some-vary-arg"); GPR_ASSERT(r.index == 59); GPR_ASSERT(r.has_value == 0); r = find_simple(&tbl, "accept-encoding", "gzip, deflate"); GPR_ASSERT(r.index == 16); GPR_ASSERT(r.has_value == 1); r = find_simple(&tbl, "accept-encoding", "gzip"); GPR_ASSERT(r.index == 16); GPR_ASSERT(r.has_value == 0); r = find_simple(&tbl, ":method", "GET"); GPR_ASSERT(r.index == 2); GPR_ASSERT(r.has_value == 1); r = find_simple(&tbl, ":method", "POST"); GPR_ASSERT(r.index == 3); GPR_ASSERT(r.has_value == 1); r = find_simple(&tbl, ":method", "PUT"); GPR_ASSERT(r.index == 2 || r.index == 3); GPR_ASSERT(r.has_value == 0); r = find_simple(&tbl, "this-does-not-exist", ""); GPR_ASSERT(r.index == 0); GPR_ASSERT(r.has_value == 0); /* overflow the string buffer, check find still works */ for (i = 0; i < 10000; i++) { sprintf(buffer, "%d", i); grpc_chttp2_hptbl_add(&tbl, grpc_mdelem_from_strings(mdctx, "test", buffer)); } r = find_simple(&tbl, "abc", "123"); GPR_ASSERT(r.index == 0); GPR_ASSERT(r.has_value == 0); r = find_simple(&tbl, "test", "9999"); GPR_ASSERT(r.index == 1 + GRPC_CHTTP2_LAST_STATIC_ENTRY); GPR_ASSERT(r.has_value == 1); r = find_simple(&tbl, "test", "9998"); GPR_ASSERT(r.index == 2 + GRPC_CHTTP2_LAST_STATIC_ENTRY); GPR_ASSERT(r.has_value == 1); for (i = 0; i < tbl.num_ents; i++) { int expect = 9999 - i; sprintf(buffer, "%d", expect); r = find_simple(&tbl, "test", buffer); GPR_ASSERT(r.index == i + 1 + GRPC_CHTTP2_LAST_STATIC_ENTRY); GPR_ASSERT(r.has_value == 1); } r = find_simple(&tbl, "test", "10000"); GPR_ASSERT(r.index != 0); GPR_ASSERT(r.has_value == 0); grpc_chttp2_hptbl_destroy(&tbl); grpc_mdctx_orphan(mdctx); } int main(int argc, char **argv) { grpc_test_init(argc, argv); test_static_lookup(); test_many_additions(); test_find(); return 0; }